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legacy-imlib2
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add operation type to blend ops.. :) 

SVN revision: 267
This commit is contained in:
Carsten Haitzler 1999-09-14 04:21:29 +00:00
parent e9835e4365
commit dc7edbee66
18 changed files with 1764 additions and 1913 deletions
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4
Makefile
View File

@ -70,9 +70,9 @@ LN_S = ln -s
LTLIBOBJS =
MAKEINFO = makeinfo
NM = /usr/bin/nm -B
OBJDUMP =
PACKAGE = imlib
RANLIB = ranlib
USE_SYMBOL_UNDERSCORE = no
VERSION = 2.0
pkglibdir = ${libdir}/loaders
@ -125,7 +125,7 @@ imlib2_OBJECTS = rend.o ximage.o scale.o main.o rgba.o image.o color.o \
grab.o blend.o file.o rgbadraw.o api.o draw.o context.o
imlib2_DEPENDENCIES = $(top_builddir)/libltdl/libltdlc.la
imlib2_LDFLAGS =
CFLAGS = -O2 -mpentium -mcpu=pentium -march=pentium -malign-loops=2 -malign-jumps=2 -malign-functions=2 -g -W -Wall -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith -pg -pg
CFLAGS = -O6 -mpentiumpro -mcpu=pentiumpro -march=pentiumpro -malign-loops=2 -malign-jumps=2 -malign-functions=2 -g -W -Wall -Wmissing-prototypes -Wmissing-declarations -Wpointer-arith
COMPILE = $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
CCLD = $(CC)

32
api.c
View File

@ -2,13 +2,13 @@
#include "common.h"
#include "scale.h"
#include "image.h"
#include "rend.h"
#include "context.h"
#include "rgba.h"
#include "color.h"
#include "file.h"
#include "grab.h"
#include "blend.h"
#include "rend.h"
#include "draw.h"
#include "api.h"
@ -294,7 +294,8 @@ imlib_render_image_on_drawable(Imlib_Image image, Display *display,
char dithered_rendering,
char alpha_blending,
int x, int y,
Imlib_Color_Modifier color_modifier)
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation)
{
ImlibImage *im;
ImlibColorModifier *cm;
@ -308,7 +309,7 @@ imlib_render_image_on_drawable(Imlib_Image image, Display *display,
0,
dithered_rendering,
alpha_blending, 0,
cm);
cm, (ImlibOp)operation);
}
void
@ -319,7 +320,8 @@ imlib_render_image_on_drawable_at_size(Imlib_Image image, Display *display,
char dithered_rendering,
char alpha_blending,
int x, int y, int width, int height,
Imlib_Color_Modifier color_modifier)
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation)
{
ImlibImage *im;
ImlibColorModifier *cm;
@ -333,7 +335,7 @@ imlib_render_image_on_drawable_at_size(Imlib_Image image, Display *display,
anti_aliased_scaling,
dithered_rendering,
alpha_blending, 0,
cm);
cm, (ImlibOp)operation);
}
void imlib_render_image_part_on_drawable_at_size(Imlib_Image image, Display *display,
@ -345,7 +347,8 @@ void imlib_render_image_part_on_drawable_at_size(Imlib_Image image, Display *dis
int source_x, int source_y,
int source_width, int source_height,
int x, int y, int width, int height,
Imlib_Color_Modifier color_modifier)
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation)
{
ImlibImage *im;
ImlibColorModifier *cm;
@ -360,7 +363,7 @@ void imlib_render_image_part_on_drawable_at_size(Imlib_Image image, Display *dis
anti_aliased_scaling,
dithered_rendering,
alpha_blending, 0,
cm);
cm, (ImlibOp)operation);
}
void
@ -370,19 +373,23 @@ imlib_blend_image_onto_image(Imlib_Image source_image,
int source_x, int source_y,
int source_width, int source_height,
int destination_x, int destination_y,
int destination_width, int destination_height)
int destination_width, int destination_height,
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation)
{
ImlibImage *im_src, *im_dst;
char anitalias = 1;
ImlibColorModifier *cm;
CAST_IMAGE(im_src, source_image);
CAST_IMAGE(im_dst, destination_image);
cm = (ImlibColorModifier *)color_modifier;
__imlib_DirtyImage(im_dst);
__imlib_DirtyPixmapsForImage(im_dst);
__imlib_BlendImageToImage(im_src, im_dst, antialias, blend, merge_alpha,
source_x, source_y, source_width, source_height,
destination_x, destination_y,
destination_width, destination_height);
destination_width, destination_height,
cm, (ImlibOp)operation);
}
Imlib_Image
@ -538,7 +545,7 @@ imlib_create_cropped_image(Imlib_Image image, int x, int y, int width,
im->data = malloc(width * height *sizeof(DATA32));
__imlib_BlendImageToImage(im_old, im, 0, 0, 0,
x, y, width, height,
0, 0, width, height);
0, 0, width, height, NULL, IMLIB_OP_COPY);
return (Imlib_Image)im;
}
@ -557,7 +564,8 @@ imlib_create_cropped_scaled_image(Imlib_Image image, char antialias,
im->data = malloc(destination_width * destination_height *sizeof(DATA32));
__imlib_BlendImageToImage(im_old, im, antialias, 0, 0,
source_x, source_y, source_width, source_height,
0, 0, destination_width, destination_height);
0, 0, destination_width, destination_height,
NULL, IMLIB_OP_COPY);
return (Imlib_Image)im;
}

22
api.h
View File

@ -12,12 +12,21 @@
typedef void * Imlib_Image;
typedef void * Imlib_Color_Modifier;
typedef struct _imlib_border Imlib_Border;
typedef enum _imlib_operation Imlib_Operation;
struct _imlib_border
{
int left, right, top, bottom;
};
enum _imlib_operation
{
IMLIB_OP_COPY,
IMLIB_OP_ADD,
IMLIB_OP_SUBTRACT,
IMLIB_OP_RESHADE
};
typedef void (*Imlib_Progress_Function)(Imlib_Image *im, char percent,
int update_x, int update_y,
int update_w, int update_h);
@ -83,7 +92,8 @@ void imlib_render_image_on_drawable(Imlib_Image image, Display *display,
char dithered_rendering,
char alpha_blending,
int x, int y,
Imlib_Color_Modifier color_modifier);
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation);
void imlib_render_image_on_drawable_at_size(Imlib_Image image, Display *display,
Drawable drawable, Visual *visual,
Colormap colormap, int depth,
@ -91,7 +101,8 @@ void imlib_render_image_on_drawable_at_size(Imlib_Image image, Display *display,
char dithered_rendering,
char alpha_blending,
int x, int y, int width, int height,
Imlib_Color_Modifier color_modifier);
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation);
void imlib_render_image_part_on_drawable_at_size(Imlib_Image image, Display *display,
Drawable drawable, Visual *visual,
Colormap colormap, int depth,
@ -101,7 +112,8 @@ void imlib_render_image_part_on_drawable_at_size(Imlib_Image image, Display *dis
int source_x, int source_y,
int source_width, int source_height,
int x, int y, int width, int height,
Imlib_Color_Modifier color_modifier);
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation);
/* rgba space ops */
void imlib_blend_image_onto_image(Imlib_Image source_image,
Imlib_Image destination_image,
@ -109,7 +121,9 @@ void imlib_blend_image_onto_image(Imlib_Image source_image,
int source_x, int source_y,
int source_width, int source_height,
int destination_x, int destination_y,
int destination_width, int destination_height);
int destination_width, int destination_height,
Imlib_Color_Modifier color_modifier,
Imlib_Operation operation);
#if 0

38
blend.c
View File

@ -7,7 +7,8 @@
void
__imlib_BlendRGBAToData(DATA32 *src, int src_w, int src_h, DATA32 *dst,
int dst_w, int dst_h, int sx, int sy, int dx, int dy,
int w, int h, char dalpha)
int w, int h, char dalpha, ImlibColorModifier *cm,
ImlibOp op)
{
if (sx < 0)
{
@ -78,17 +79,6 @@ __imlib_BlendRGBAToRGB(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
a = (*p1 >> 24) & 0xff;
if (a < 255)
{
/* funny - i cant tell much of a speed diff between these 2 */
#if 0
/* this one over time leads to rounding errors :( */
r = 255 - a;
*p2 =
((((*p1 & 0x00ff00ff) * a) >> 8) & 0x00ff00ff) +
((((*p1 >> 8) & 0x00ff00ff) * a) & 0xff00ff00) +
((((*p2 & 0x00ff00ff) * r) >> 8) & 0x00ff00ff) +
((((*p2 >> 8) & 0x00ff00ff) * r) & 0xff00ff00);
#else
/* this is more accurate - but slower ? doesnt seem to be :) */
b = (*p1 ) & 0xff;
g = (*p1 >> 8 ) & 0xff;
r = (*p1 >> 16) & 0xff;
@ -104,7 +94,6 @@ __imlib_BlendRGBAToRGB(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
tmp = (b - bb) * a;
nb = bb + ((tmp + (tmp >> 8) + 0x80) >> 8);
*p2 = ((nr & 0xff) << 16) | ((ng & 0xff) << 8) | (nb & 0xff);
#endif
}
else
*p2 = *p1;
@ -208,7 +197,8 @@ void
__imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
char aa, char blend, char merge_alpha,
int ssx, int ssy, int ssw, int ssh,
int ddx, int ddy, int ddw, int ddh)
int ddx, int ddy, int ddw, int ddh,
ImlibColorModifier *cm, ImlibOp op)
{
if ((!(im_src->data)) && (im_src->loader))
im_src->loader->load(im_src, NULL, 0, 1);
@ -233,13 +223,13 @@ __imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
im_dst->data, im_dst->w, im_dst->h,
ssx, ssy,
ddx, ddy,
ssw, ssh, 1);
ssw, ssh, 1, cm, op);
else
__imlib_BlendRGBAToData(im_src->data, im_src->w, im_src->h,
im_dst->data, im_dst->w, im_dst->h,
ssx, ssy,
ddx, ddy,
ssw, ssh, 3);
ssw, ssh, 3, cm, op);
}
else
{
@ -248,13 +238,13 @@ __imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
im_dst->data, im_dst->w, im_dst->h,
ssx, ssy,
ddx, ddy,
ssw, ssh, 0);
ssw, ssh, 0, cm, op);
else
__imlib_BlendRGBAToData(im_src->data, im_src->w, im_src->h,
im_dst->data, im_dst->w, im_dst->h,
ssx, ssy,
ddx, ddy,
ssw, ssh, 2);
ssw, ssh, 2, cm, op);
}
}
else
@ -424,12 +414,14 @@ __imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
__imlib_BlendRGBAToData(buf, dw, hh,
im_dst->data, im_dst->w,
im_dst->h,
0, 0, dx, dy + y, dw, dh, 1);
0, 0, dx, dy + y, dw, dh, 1,
cm, op);
else
__imlib_BlendRGBAToData(buf, dw, hh,
im_dst->data, im_dst->w,
im_dst->h,
0, 0, dx, dy + y, dw, dh, 3);
0, 0, dx, dy + y, dw, dh, 3,
cm, op);
}
else
{
@ -437,12 +429,14 @@ __imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
__imlib_BlendRGBAToData(buf, dw, hh,
im_dst->data, im_dst->w,
im_dst->h,
0, 0, dx, dy + y, dw, dh, 0);
0, 0, dx, dy + y, dw, dh, 0,
cm, op);
else
__imlib_BlendRGBAToData(buf, dw, hh,
im_dst->data, im_dst->w,
im_dst->h,
0, 0, dx, dy + y, dw, dh, 2);
0, 0, dx, dy + y, dw, dh, 2,
cm, op);
}
h -= LINESIZE;
}

17
blend.h
View File

@ -1,9 +1,21 @@
#ifndef __BLEND
#define __BLEND 1
typedef enum _imlibop ImlibOp;
enum _imlibop
{
OP_COPY,
OP_ADD,
OP_SUBTRACT,
OP_RESHADE
};
void
__imlib_BlendRGBAToData(DATA32 *src, int src_w, int src_h, DATA32 *dst,
int dst_w, int dst_h, int sx, int sy, int dx, int dy,
int w, int h, char dalpha);
int w, int h, char dalpha, ImlibColorModifier *cm,
ImlibOp op);
void
__imlib_BlendRGBAToRGB(DATA32 *src, int src_jump, DATA32 *dst, int dst_jump,
int w, int h);
@ -20,5 +32,6 @@ void
__imlib_BlendImageToImage(ImlibImage *im_src, ImlibImage *im_dst,
char aa, char blend, char merge_alpha,
int ssx, int ssy, int ssw, int ssh,
int ddx, int ddy, int ddw, int ddh);
int ddx, int ddy, int ddw, int ddh,
ImlibColorModifier *cm, ImlibOp op);
#endif

4
draw.c
View File

@ -2,6 +2,7 @@
#include <X11/extensions/XShm.h>
#include "common.h"
#include "image.h"
#include "blend.h"
#include "rend.h"
#include "draw.h"
@ -43,7 +44,8 @@ __imlib_CreatePixmapsForImage(Display *d, Drawable w, Visual *v, int depth,
*m = mask;
}
__imlib_RenderImage(d, im, pmap, mask, v, cm, depth, sx, sy, sw, sh, 0, 0,
dw, dh, anitalias, hiq, 0, dither_mask, cmod);
dw, dh, anitalias, hiq, 0, dither_mask, cmod,
OP_COPY);
return 1;
}

23
libltdl/Makefile.am
View File

@ -1,5 +1,5 @@
# A brief demonstration of using Automake with Libtool. -*-Makefile-*-
#
## Process this file with automake to produce Makefile.in
AUTOMAKE_OPTIONS = no-dependencies foreign
if INSTALL_LTDL
@ -20,6 +20,25 @@ libltdl_la_LIBADD = $(LIBADD_DL)
libltdlc_la_SOURCES = ltdl.c
libltdlc_la_LIBADD = $(LIBADD_DL)
## Because we do not have automatic dependency tracking:
ltdl.lo: ltdl.h config.h
$(OBJECTS): libtool
libtool: $(LIBTOOL_DEPS)
$(SHELL) ./config.status --recheck
## This allows us to install libltdl without using ln and without creating
## a world writeable directory.
## FIXME: Removed this rule once automake can do this properly by itself.
local-install-files: $(DISTFILES)
-rm -rf $(DESTDIR)$(datadir)/libtool/libltdl
$(mkinstalldirs) $(DESTDIR)$(datadir)/libtool/libltdl
@for file in $(DISTFILES); do \
d=$(srcdir); \
if test -d $$d/$$file; then \
cp -pr $$d/$$file $(DESTDIR)$(datadir)/libtool/libltdl/$$file; \
else \
test -f $(DESTDIR)$(datadir)/libtool/libltdl/$$file \
|| cp -p $$d/$$file $(DESTDIR)$(datadir)/libtool/libltdl/$$file || :; \
fi; \
done

26
libltdl/Makefile.in
View File

@ -10,9 +10,6 @@
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.
# A brief demonstration of using Automake with Libtool. -*-Makefile-*-
#
SHELL = @SHELL@
@ -73,9 +70,9 @@ LN_S = @LN_S@
MAINT = @MAINT@
MAKEINFO = @MAKEINFO@
NM = @NM@
OBJDUMP = @OBJDUMP@
PACKAGE = @PACKAGE@
RANLIB = @RANLIB@
USE_SYMBOL_UNDERSCORE = @USE_SYMBOL_UNDERSCORE@
VERSION = @VERSION@
AUTOMAKE_OPTIONS = no-dependencies foreign
@ -115,8 +112,8 @@ CCLD = $(CC)
LINK = $(LIBTOOL) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(LDFLAGS) -o $@
HEADERS = $(include_HEADERS) $(noinst_HEADERS)
DIST_COMMON = README ./stamp-h.in Makefile.am Makefile.in acinclude.m4 \
aclocal.m4 config.h.in configure configure.in
DIST_COMMON = README ./stamp-h.in COPYING.LIB Makefile.am Makefile.in \
acconfig.h acinclude.m4 aclocal.m4 config.h.in configure configure.in
DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
@ -159,7 +156,7 @@ $(srcdir)/config.h.in: @MAINTAINER_MODE_TRUE@$(srcdir)/stamp-h.in
rm -f $(srcdir)/stamp-h.in; \
$(MAKE) $(srcdir)/stamp-h.in; \
else :; fi
$(srcdir)/stamp-h.in: $(top_srcdir)/configure.in $(ACLOCAL_M4)
$(srcdir)/stamp-h.in: $(top_srcdir)/configure.in $(ACLOCAL_M4) acconfig.h
cd $(top_srcdir) && $(AUTOHEADER)
@echo timestamp > $(srcdir)/stamp-h.in 2> /dev/null
@ -433,10 +430,25 @@ mostlyclean-generic distclean-generic clean-generic \
maintainer-clean-generic clean mostlyclean distclean maintainer-clean
ltdl.lo: ltdl.h config.h
$(OBJECTS): libtool
libtool: $(LIBTOOL_DEPS)
$(SHELL) ./config.status --recheck
local-install-files: $(DISTFILES)
-rm -rf $(DESTDIR)$(datadir)/libtool/libltdl
$(mkinstalldirs) $(DESTDIR)$(datadir)/libtool/libltdl
@for file in $(DISTFILES); do \
d=$(srcdir); \
if test -d $$d/$$file; then \
cp -pr $$d/$$file $(DESTDIR)$(datadir)/libtool/libltdl/$$file; \
else \
test -f $(DESTDIR)$(datadir)/libtool/libltdl/$$file \
|| cp -p $$d/$$file $(DESTDIR)$(datadir)/libtool/libltdl/$$file || :; \
fi; \
done
# Tell versions [3.59,3.63) of GNU make to not export all variables.
# Otherwise a system limit (for SysV at least) may be exceeded.
.NOEXPORT:

349
libltdl/acinclude.m4
View File

@ -1,6 +1,6 @@
## libtool.m4 - Configure libtool for the target system. -*-Shell-script-*-
## Copyright (C) 1996-1999 Free Software Foundation, Inc.
## Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
## Originally by Gordon Matzigkeit <gord@gnu.ai.mit.edu>, 1996
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
@ -21,7 +21,7 @@
## configuration script generated by Autoconf, you may include it under
## the same distribution terms that you use for the rest of that program.
# serial 35 AC_PROG_LIBTOOL
# serial 40 AC_PROG_LIBTOOL
AC_DEFUN(AC_PROG_LIBTOOL,
[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
@ -30,8 +30,9 @@ AC_CACHE_SAVE
# Actually configure libtool. ac_aux_dir is where install-sh is found.
CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
DLLTOOL="$DLLTOOL" AS="$AS" \
LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
|| AC_MSG_ERROR([libtool configure failed])
@ -62,25 +63,24 @@ AC_REQUIRE([AC_PROG_RANLIB])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_LD])dnl
AC_REQUIRE([AC_PROG_NM])dnl
AC_REQUIRE([AC_SYS_NM_PARSE])dnl
AC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnl
AC_REQUIRE([AC_PROG_LN_S])dnl
dnl
# Check for any special flags to pass to ltconfig.
#
# the following will cause an existing older ltconfig to fail, so
# we ignore this at the expense of the cache file... Checking this
# will just take longer ... bummer!
#libtool_flags="--cache-file=$cache_file"
#
libtool_flags="--cache-file=$cache_file"
test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen"
test "$silent" = yes && libtool_flags="$libtool_flags --silent"
test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
[libtool_flags="$libtool_flags --enable-dlopen"])
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
[libtool_flags="$libtool_flags --enable-win32-dll"])
AC_ARG_ENABLE(libtool-lock,
[ --disable-libtool-lock avoid locking (might break parallel builds)])
test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
# Some flags need to be propagated to the compiler or linker for good
# libtool support.
@ -116,33 +116,28 @@ case "$host" in
fi
;;
*-*-cygwin*)
AC_SYS_LIBTOOL_CYGWIN
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
[*-*-cygwin* | *-*-mingw*)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(AS, as, false)
AC_CHECK_TOOL(OBJDUMP, objdump, false)
;;
])
esac
# enable the --disable-libtool-lock switch
AC_ARG_ENABLE(libtool-lock,
[ --disable-libtool-lock force libtool not to do file locking],
need_locks=$enableval,
need_locks=yes)
if test x"$need_locks" = xno; then
libtool_flags="$libtool_flags --disable-lock"
fi
])
# AC_LIBTOOL_DLOPEN - check for dlopen support
AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes])
# AC_LIBTOOL_DLOPEN - enable checks for dlopen support
AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
# AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
# AC_ENABLE_SHARED - implement the --enable-shared flag
# Usage: AC_ENABLE_SHARED[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_SHARED,
[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_SHARED, [dnl
define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(shared,
changequote(<<, >>)dnl
<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
@ -167,15 +162,15 @@ enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
])
# AC_DISABLE_SHARED - set the default shared flag to --disable-shared
AC_DEFUN(AC_DISABLE_SHARED,
[AC_ENABLE_SHARED(no)])
AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_SHARED(no)])
# AC_ENABLE_STATIC - implement the --enable-static flag
# Usage: AC_ENABLE_STATIC[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_STATIC,
[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_STATIC, [dnl
define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(static,
changequote(<<, >>)dnl
<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
@ -200,16 +195,16 @@ enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
])
# AC_DISABLE_STATIC - set the default static flag to --disable-static
AC_DEFUN(AC_DISABLE_STATIC,
[AC_ENABLE_STATIC(no)])
AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_STATIC(no)])
# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_FAST_INSTALL,
[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(fast-install,
changequote(<<, >>)dnl
<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
@ -234,9 +229,8 @@ enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
])
# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
AC_DEFUN(AC_DISABLE_FAST_INSTALL,
[AC_ENABLE_FAST_INSTALL(no)])
AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_FAST_INSTALL(no)])
# AC_PROG_LD - find the path to the GNU or non-GNU linker
AC_DEFUN(AC_PROG_LD,
@ -254,7 +248,7 @@ if test "$ac_cv_prog_gcc" = yes; then
case "$ac_prog" in
# Accept absolute paths.
changequote(,)dnl
/* | [A-Za-z]:[\\/]*)
[\\/]* | [A-Za-z]:[\\/]*)
re_direlt='/[^/][^/]*/\.\./'
changequote([,])dnl
# Canonicalize the path of ld
@ -280,10 +274,10 @@ else
fi
AC_CACHE_VAL(ac_cv_path_LD,
[if test -z "$LD"; then
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f "$ac_dir/$ac_prog"; then
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
ac_cv_path_LD="$ac_dir/$ac_prog"
# Check to see if the program is GNU ld. I'd rather use --version,
# but apparently some GNU ld's only accept -v.
@ -328,10 +322,10 @@ AC_CACHE_VAL(ac_cv_path_NM,
# Let the user override the test.
ac_cv_path_NM="$NM"
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/nm; then
if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
# Check to see if the nm accepts a BSD-compat flag.
# Adding the `sed 1q' prevents false positives on HP-UX, which says:
# nm: unknown option "B" ignored
@ -355,227 +349,22 @@ AC_MSG_RESULT([$NM])
AC_SUBST(NM)
])
# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed
# by C symbol name from nm.
AC_DEFUN(AC_SYS_NM_PARSE,
# AC_CHECK_LIBM - check for math library
AC_DEFUN(AC_CHECK_LIBM,
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_REQUIRE([AC_PROG_NM])dnl
# Check for command to grab the raw symbol name followed by C symbol from nm.
AC_MSG_CHECKING([command to parse $NM output])
AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,
[# These are sane defaults that work on at least a few old systems.
# {They come from Ultrix. What could be older than Ultrix?!! ;)}
changequote(,)dnl
# Character class describing NM global symbol codes.
ac_symcode='[BCDEGRST]'
# Regexp to match symbols that can be accessed directly from C.
ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
# Transform the above into a raw symbol and a C symbol.
ac_symxfrm='\1 \2\3 \3'
# Transform an extracted symbol line into a proper C declaration
ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
# Define system-specific variables.
case "$host_os" in
aix*)
ac_symcode='[BCDT]'
LIBM=
case "$host" in
*-*-beos* | *-*-cygwin*)
# These system don't have libm
;;
cygwin* | mingw*)
ac_symcode='[ABCDGISTW]'
*-ncr-sysv4.3*)
AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
;;
hpux*)
ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
;;
irix*)
ac_symcode='[BCDEGRST]'
;;
solaris*)
ac_symcode='[BDT]'
*)
AC_CHECK_LIB(m, main, LIBM="-lm")
;;
esac
# If we're using GNU nm, then use its standard symbol codes.
if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
ac_symcode='[ABCDGISTW]'
fi
changequote([,])dnl
# Try without a prefix undercore, then with it.
for ac_symprfx in "" "_"; do
ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($ac_symcode\)[ ][ ]*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'"
# Check to see that the pipe works correctly.
ac_pipe_works=no
rm -f conftest.$ac_ext
cat > conftest.$ac_ext <<EOF
#ifdef __cplusplus
extern "C" {
#endif
char nm_test_var;
void nm_test_func(){}
#ifdef __cplusplus
}
#endif
int main(){nm_test_var='a';nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# Try sorting and uniquifying the output.
if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
mv -f "$ac_nlist"T "$ac_nlist"
else
rm -f "$ac_nlist"T
fi
# Make sure that we snagged all the symbols we need.
if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
cat <<EOF > conftest.c
#ifdef __cplusplus
extern "C" {
#endif
EOF
# Now generate the symbol file.
eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c'
cat <<EOF >> conftest.c
#if defined (__STDC__) && __STDC__
# define lt_ptr_t void *
#else
# define lt_ptr_t char *
# define const
#endif
/* The mapping between symbol names and symbols. */
const struct {
const char *name;
lt_ptr_t address;
}
changequote(,)dnl
lt_preloaded_symbols[] =
changequote([,])dnl
{
EOF
sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
cat <<\EOF >> conftest.c
{0, (lt_ptr_t) 0}
};
#ifdef __cplusplus
}
#endif
EOF
# Now try linking the two files.
mv conftest.$ac_objext conftestm.$ac_objext
ac_save_LIBS="$LIBS"
ac_save_CFLAGS="$CFLAGS"
LIBS="conftestm.$ac_objext"
CFLAGS="$CFLAGS$no_builtin_flag"
if AC_TRY_EVAL(ac_link) && test -s conftest; then
ac_pipe_works=yes
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
else
echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "$progname: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest*
# Do not use the global_symbol_pipe unless it works.
if test "$ac_pipe_works" = yes; then
if test x"$ac_symprfx" = x"_"; then
ac_cv_sys_symbol_underscore=yes
else
ac_cv_sys_symbol_underscore=no
fi
break
else
ac_cv_sys_global_symbol_pipe=
fi
done
])
ac_result=yes
if test -z "$ac_cv_sys_global_symbol_pipe"; then
ac_result=no
fi
AC_MSG_RESULT($ac_result)
])
# AC_SYS_LIBTOOL_CYGWIN - find tools needed on cygwin
AC_DEFUN(AC_SYS_LIBTOOL_CYGWIN,
[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(AS, as, false)
])
# AC_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols
# with an underscore?
AC_DEFUN(AC_SYS_SYMBOL_UNDERSCORE,
[AC_REQUIRE([AC_PROG_NM])dnl
AC_REQUIRE([AC_SYS_NM_PARSE])dnl
AC_MSG_CHECKING([for _ prefix in compiled symbols])
AC_CACHE_VAL(ac_cv_sys_symbol_underscore,
[ac_cv_sys_symbol_underscore=no
cat > conftest.$ac_ext <<EOF
void nm_test_func(){}
int main(){nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# See whether the symbols have a leading underscore.
if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
ac_cv_sys_symbol_underscore=yes
else
if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
:
else
echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
fi
else
echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest*
])
AC_MSG_RESULT($ac_cv_sys_symbol_underscore)
USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no}
AC_SUBST(USE_SYMBOL_UNDERSCORE)dnl
])
# AC_CHECK_LIBM - check for math library
AC_DEFUN(AC_CHECK_LIBM, [
AC_CHECK_LIB(mw, _mwvalidcheckl)
AC_CHECK_LIB(m, cos)
])
# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
@ -586,13 +375,14 @@ AC_CHECK_LIB(m, cos)
# '${top_builddir}/' (note the single quotes!) if your package is not
# flat, and, if you're not using automake, define top_builddir as
# appropriate in the Makefiles.
AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
case "$enable_ltdl_convenience" in
no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
"") enable_ltdl_convenience=yes
ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
esac
LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la
INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
])
# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
@ -604,16 +394,23 @@ AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
# flat, and, if you're not using automake, define top_builddir as
# appropriate in the Makefiles.
# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [
AC_CHECK_LIB(ltdl, main, LIBLTDL="-lltdl", [
case "$enable_ltdl_install" in
no) AC_MSG_WARN([libltdl not installed, but installation disabled]) ;;
"") enable_ltdl_install=yes
ac_configure_args="$ac_configure_args --enable-ltdl-install" ;;
esac
AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_CHECK_LIB(ltdl, main,
[test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
[if test x"$enable_ltdl_install" = xno; then
AC_MSG_WARN([libltdl not installed, but installation disabled])
else
enable_ltdl_install=yes
fi
])
if test x"$enable_ltdl_install" != x"no"; then
if test x"$enable_ltdl_install" = x"yes"; then
ac_configure_args="$ac_configure_args --enable-ltdl-install"
LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
else
ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
LIBLTDL="-lltdl"
INCLTDL=
fi
])
@ -625,6 +422,6 @@ AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
AC_DEFUN(AM_SYS_NM_PARSE, [indir([AC_SYS_NM_PARSE])])dnl
AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, [indir([AC_SYS_SYMBOL_UNDERSCORE])])dnl
AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN, [indir([AC_SYS_LIBTOOL_CYGWIN])])dnl
dnl This is just to silence aclocal about the macro not being used
ifelse([AC_DISABLE_FAST_INSTALL])dnl

340
libltdl/aclocal.m4 vendored
View File

@ -11,7 +11,7 @@ dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
dnl PARTICULAR PURPOSE.
# serial 35 AC_PROG_LIBTOOL
# serial 40 AC_PROG_LIBTOOL
AC_DEFUN(AC_PROG_LIBTOOL,
[AC_REQUIRE([AC_LIBTOOL_SETUP])dnl
@ -20,8 +20,9 @@ AC_CACHE_SAVE
# Actually configure libtool. ac_aux_dir is where install-sh is found.
CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
LD="$LD" NM="$NM" RANLIB="$RANLIB" LN_S="$LN_S" \
DLLTOOL="$DLLTOOL" AS="$AS" \
LD="$LD" LDFLAGS="$LDFLAGS" LIBS="$LIBS" \
LN_S="$LN_S" NM="$NM" RANLIB="$RANLIB" \
DLLTOOL="$DLLTOOL" AS="$AS" OBJDUMP="$OBJDUMP" \
${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig --no-reexec \
$libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
|| AC_MSG_ERROR([libtool configure failed])
@ -52,8 +53,6 @@ AC_REQUIRE([AC_PROG_RANLIB])dnl
AC_REQUIRE([AC_PROG_CC])dnl
AC_REQUIRE([AC_PROG_LD])dnl
AC_REQUIRE([AC_PROG_NM])dnl
AC_REQUIRE([AC_SYS_NM_PARSE])dnl
AC_REQUIRE([AC_SYS_SYMBOL_UNDERSCORE])dnl
AC_REQUIRE([AC_PROG_LN_S])dnl
dnl
@ -62,10 +61,16 @@ libtool_flags="--cache-file=$cache_file"
test "$enable_shared" = no && libtool_flags="$libtool_flags --disable-shared"
test "$enable_static" = no && libtool_flags="$libtool_flags --disable-static"
test "$enable_fast_install" = no && libtool_flags="$libtool_flags --disable-fast-install"
test "$lt_dlopen" = yes && libtool_flags="$libtool_flags --enable-dlopen"
test "$silent" = yes && libtool_flags="$libtool_flags --silent"
test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
ifdef([AC_PROVIDE_AC_LIBTOOL_DLOPEN],
[libtool_flags="$libtool_flags --enable-dlopen"])
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
[libtool_flags="$libtool_flags --enable-win32-dll"])
AC_ARG_ENABLE(libtool-lock,
[ --disable-libtool-lock avoid locking (might break parallel builds)])
test "x$enable_libtool_lock" = xno && libtool_flags="$libtool_flags --disable-lock"
test x"$silent" = xyes && libtool_flags="$libtool_flags --silent"
# Some flags need to be propagated to the compiler or linker for good
# libtool support.
@ -101,33 +106,28 @@ case "$host" in
fi
;;
*-*-cygwin*)
AC_SYS_LIBTOOL_CYGWIN
ifdef([AC_PROVIDE_AC_LIBTOOL_WIN32_DLL],
[*-*-cygwin* | *-*-mingw*)
AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(AS, as, false)
AC_CHECK_TOOL(OBJDUMP, objdump, false)
;;
])
esac
# enable the --disable-libtool-lock switch
AC_ARG_ENABLE(libtool-lock,
[ --disable-libtool-lock force libtool not to do file locking],
need_locks=$enableval,
need_locks=yes)
if test x"$need_locks" = xno; then
libtool_flags="$libtool_flags --disable-lock"
fi
])
# AC_LIBTOOL_DLOPEN - check for dlopen support
AC_DEFUN(AC_LIBTOOL_DLOPEN, [lt_dlopen=yes])
# AC_LIBTOOL_DLOPEN - enable checks for dlopen support
AC_DEFUN(AC_LIBTOOL_DLOPEN, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])])
# AC_LIBTOOL_WIN32_DLL - declare package support for building win32 dll's
AC_DEFUN(AC_LIBTOOL_WIN32_DLL, [AC_BEFORE([$0], [AC_LIBTOOL_SETUP])])
# AC_ENABLE_SHARED - implement the --enable-shared flag
# Usage: AC_ENABLE_SHARED[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_SHARED,
[define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_SHARED, [dnl
define([AC_ENABLE_SHARED_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(shared,
changequote(<<, >>)dnl
<< --enable-shared[=PKGS] build shared libraries [default=>>AC_ENABLE_SHARED_DEFAULT],
@ -152,15 +152,15 @@ enable_shared=AC_ENABLE_SHARED_DEFAULT)dnl
])
# AC_DISABLE_SHARED - set the default shared flag to --disable-shared
AC_DEFUN(AC_DISABLE_SHARED,
[AC_ENABLE_SHARED(no)])
AC_DEFUN(AC_DISABLE_SHARED, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_SHARED(no)])
# AC_ENABLE_STATIC - implement the --enable-static flag
# Usage: AC_ENABLE_STATIC[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_STATIC,
[define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_STATIC, [dnl
define([AC_ENABLE_STATIC_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(static,
changequote(<<, >>)dnl
<< --enable-static[=PKGS] build static libraries [default=>>AC_ENABLE_STATIC_DEFAULT],
@ -185,16 +185,16 @@ enable_static=AC_ENABLE_STATIC_DEFAULT)dnl
])
# AC_DISABLE_STATIC - set the default static flag to --disable-static
AC_DEFUN(AC_DISABLE_STATIC,
[AC_ENABLE_STATIC(no)])
AC_DEFUN(AC_DISABLE_STATIC, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_STATIC(no)])
# AC_ENABLE_FAST_INSTALL - implement the --enable-fast-install flag
# Usage: AC_ENABLE_FAST_INSTALL[(DEFAULT)]
# Where DEFAULT is either `yes' or `no'. If omitted, it defaults to
# `yes'.
AC_DEFUN(AC_ENABLE_FAST_INSTALL,
[define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
AC_DEFUN(AC_ENABLE_FAST_INSTALL, [dnl
define([AC_ENABLE_FAST_INSTALL_DEFAULT], ifelse($1, no, no, yes))dnl
AC_ARG_ENABLE(fast-install,
changequote(<<, >>)dnl
<< --enable-fast-install[=PKGS] optimize for fast installation [default=>>AC_ENABLE_FAST_INSTALL_DEFAULT],
@ -219,9 +219,8 @@ enable_fast_install=AC_ENABLE_FAST_INSTALL_DEFAULT)dnl
])
# AC_ENABLE_FAST_INSTALL - set the default to --disable-fast-install
AC_DEFUN(AC_DISABLE_FAST_INSTALL,
[AC_ENABLE_FAST_INSTALL(no)])
AC_DEFUN(AC_DISABLE_FAST_INSTALL, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_ENABLE_FAST_INSTALL(no)])
# AC_PROG_LD - find the path to the GNU or non-GNU linker
AC_DEFUN(AC_PROG_LD,
@ -239,7 +238,7 @@ if test "$ac_cv_prog_gcc" = yes; then
case "$ac_prog" in
# Accept absolute paths.
changequote(,)dnl
/* | [A-Za-z]:[\\/]*)
[\\/]* | [A-Za-z]:[\\/]*)
re_direlt='/[^/][^/]*/\.\./'
changequote([,])dnl
# Canonicalize the path of ld
@ -265,10 +264,10 @@ else
fi
AC_CACHE_VAL(ac_cv_path_LD,
[if test -z "$LD"; then
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
for ac_dir in $PATH; do
test -z "$ac_dir" && ac_dir=.
if test -f "$ac_dir/$ac_prog"; then
if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
ac_cv_path_LD="$ac_dir/$ac_prog"
# Check to see if the program is GNU ld. I'd rather use --version,
# but apparently some GNU ld's only accept -v.
@ -313,10 +312,10 @@ AC_CACHE_VAL(ac_cv_path_NM,
# Let the user override the test.
ac_cv_path_NM="$NM"
else
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATH_SEPARATOR-:}"
for ac_dir in $PATH /usr/ccs/bin /usr/ucb /bin; do
test -z "$ac_dir" && ac_dir=.
if test -f $ac_dir/nm; then
if test -f $ac_dir/nm || test -f $ac_dir/nm$ac_exeext ; then
# Check to see if the nm accepts a BSD-compat flag.
# Adding the `sed 1q' prevents false positives on HP-UX, which says:
# nm: unknown option "B" ignored
@ -340,227 +339,22 @@ AC_MSG_RESULT([$NM])
AC_SUBST(NM)
])
# AC_SYS_NM_PARSE - Check for command to grab the raw symbol name followed
# by C symbol name from nm.
AC_DEFUN(AC_SYS_NM_PARSE,
# AC_CHECK_LIBM - check for math library
AC_DEFUN(AC_CHECK_LIBM,
[AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_REQUIRE([AC_PROG_NM])dnl
# Check for command to grab the raw symbol name followed by C symbol from nm.
AC_MSG_CHECKING([command to parse $NM output])
AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,
[# These are sane defaults that work on at least a few old systems.
# {They come from Ultrix. What could be older than Ultrix?!! ;)}
changequote(,)dnl
# Character class describing NM global symbol codes.
ac_symcode='[BCDEGRST]'
# Regexp to match symbols that can be accessed directly from C.
ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
# Transform the above into a raw symbol and a C symbol.
ac_symxfrm='\1 \2\3 \3'
# Transform an extracted symbol line into a proper C declaration
ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
# Define system-specific variables.
case "$host_os" in
aix*)
ac_symcode='[BCDT]'
LIBM=
case "$host" in
*-*-beos* | *-*-cygwin*)
# These system don't have libm
;;
cygwin* | mingw*)
ac_symcode='[ABCDGISTW]'
*-ncr-sysv4.3*)
AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
AC_CHECK_LIB(m, main, LIBM="$LIBM -lm")
;;
hpux*)
ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
;;
irix*)
ac_symcode='[BCDEGRST]'
;;
solaris*)
ac_symcode='[BDT]'
*)
AC_CHECK_LIB(m, main, LIBM="-lm")
;;
esac
# If we're using GNU nm, then use its standard symbol codes.
if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
ac_symcode='[ABCDGISTW]'
fi
changequote([,])dnl
# Try without a prefix undercore, then with it.
for ac_symprfx in "" "_"; do
ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($ac_symcode\)[ ][ ]*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'"
# Check to see that the pipe works correctly.
ac_pipe_works=no
rm -f conftest.$ac_ext
cat > conftest.$ac_ext <<EOF
#ifdef __cplusplus
extern "C" {
#endif
char nm_test_var;
void nm_test_func(){}
#ifdef __cplusplus
}
#endif
int main(){nm_test_var='a';nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# Try sorting and uniquifying the output.
if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
mv -f "$ac_nlist"T "$ac_nlist"
else
rm -f "$ac_nlist"T
fi
# Make sure that we snagged all the symbols we need.
if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
cat <<EOF > conftest.c
#ifdef __cplusplus
extern "C" {
#endif
EOF
# Now generate the symbol file.
eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c'
cat <<EOF >> conftest.c
#if defined (__STDC__) && __STDC__
# define lt_ptr_t void *
#else
# define lt_ptr_t char *
# define const
#endif
/* The mapping between symbol names and symbols. */
const struct {
const char *name;
lt_ptr_t address;
}
changequote(,)dnl
lt_preloaded_symbols[] =
changequote([,])dnl
{
EOF
sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
cat <<\EOF >> conftest.c
{0, (lt_ptr_t) 0}
};
#ifdef __cplusplus
}
#endif
EOF
# Now try linking the two files.
mv conftest.$ac_objext conftestm.$ac_objext
ac_save_LIBS="$LIBS"
ac_save_CFLAGS="$CFLAGS"
LIBS="conftestm.$ac_objext"
CFLAGS="$CFLAGS$no_builtin_flag"
if AC_TRY_EVAL(ac_link) && test -s conftest; then
ac_pipe_works=yes
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
else
echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "$progname: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest*
# Do not use the global_symbol_pipe unless it works.
if test "$ac_pipe_works" = yes; then
if test x"$ac_symprfx" = x"_"; then
ac_cv_sys_symbol_underscore=yes
else
ac_cv_sys_symbol_underscore=no
fi
break
else
ac_cv_sys_global_symbol_pipe=
fi
done
])
ac_result=yes
if test -z "$ac_cv_sys_global_symbol_pipe"; then
ac_result=no
fi
AC_MSG_RESULT($ac_result)
])
# AC_SYS_LIBTOOL_CYGWIN - find tools needed on cygwin
AC_DEFUN(AC_SYS_LIBTOOL_CYGWIN,
[AC_CHECK_TOOL(DLLTOOL, dlltool, false)
AC_CHECK_TOOL(AS, as, false)
])
# AC_SYS_SYMBOL_UNDERSCORE - does the compiler prefix global symbols
# with an underscore?
AC_DEFUN(AC_SYS_SYMBOL_UNDERSCORE,
[AC_REQUIRE([AC_PROG_NM])dnl
AC_REQUIRE([AC_SYS_NM_PARSE])dnl
AC_MSG_CHECKING([for _ prefix in compiled symbols])
AC_CACHE_VAL(ac_cv_sys_symbol_underscore,
[ac_cv_sys_symbol_underscore=no
cat > conftest.$ac_ext <<EOF
void nm_test_func(){}
int main(){nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# See whether the symbols have a leading underscore.
if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
ac_cv_sys_symbol_underscore=yes
else
if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
:
else
echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
fi
else
echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest*
])
AC_MSG_RESULT($ac_cv_sys_symbol_underscore)
USE_SYMBOL_UNDERSCORE=${ac_cv_sys_symbol_underscore=no}
AC_SUBST(USE_SYMBOL_UNDERSCORE)dnl
])
# AC_CHECK_LIBM - check for math library
AC_DEFUN(AC_CHECK_LIBM, [
AC_CHECK_LIB(mw, _mwvalidcheckl)
AC_CHECK_LIB(m, cos)
])
# AC_LIBLTDL_CONVENIENCE[(dir)] - sets LIBLTDL to the link flags for
@ -571,13 +365,14 @@ AC_CHECK_LIB(m, cos)
# '${top_builddir}/' (note the single quotes!) if your package is not
# flat, and, if you're not using automake, define top_builddir as
# appropriate in the Makefiles.
AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
case "$enable_ltdl_convenience" in
no) AC_MSG_ERROR([this package needs a convenience libltdl]) ;;
"") enable_ltdl_convenience=yes
ac_configure_args="$ac_configure_args --enable-ltdl-convenience" ;;
esac
LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdlc.la
INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
])
# AC_LIBLTDL_INSTALLABLE[(dir)] - sets LIBLTDL to the link flags for
@ -589,16 +384,23 @@ AC_DEFUN(AC_LIBLTDL_CONVENIENCE, [
# flat, and, if you're not using automake, define top_builddir as
# appropriate in the Makefiles.
# In the future, this macro may have to be called after AC_PROG_LIBTOOL.
AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [
AC_CHECK_LIB(ltdl, main, LIBLTDL="-lltdl", [
case "$enable_ltdl_install" in
no) AC_MSG_WARN([libltdl not installed, but installation disabled]) ;;
"") enable_ltdl_install=yes
ac_configure_args="$ac_configure_args --enable-ltdl-install" ;;
esac
AC_DEFUN(AC_LIBLTDL_INSTALLABLE, [AC_BEFORE([$0],[AC_LIBTOOL_SETUP])dnl
AC_CHECK_LIB(ltdl, main,
[test x"$enable_ltdl_install" != xyes && enable_ltdl_install=no],
[if test x"$enable_ltdl_install" = xno; then
AC_MSG_WARN([libltdl not installed, but installation disabled])
else
enable_ltdl_install=yes
fi
])
if test x"$enable_ltdl_install" != x"no"; then
if test x"$enable_ltdl_install" = x"yes"; then
ac_configure_args="$ac_configure_args --enable-ltdl-install"
LIBLTDL=ifelse($#,1,$1,['${top_builddir}/libltdl'])/libltdl.la
INCLTDL=ifelse($#,1,-I$1,['-I${top_builddir}/libltdl'])
else
ac_configure_args="$ac_configure_args --enable-ltdl-install=no"
LIBLTDL="-lltdl"
INCLTDL=
fi
])
@ -610,9 +412,9 @@ AC_DEFUN(AM_DISABLE_SHARED, [indir([AC_DISABLE_SHARED], $@)])dnl
AC_DEFUN(AM_DISABLE_STATIC, [indir([AC_DISABLE_STATIC], $@)])dnl
AC_DEFUN(AM_PROG_LD, [indir([AC_PROG_LD])])dnl
AC_DEFUN(AM_PROG_NM, [indir([AC_PROG_NM])])dnl
AC_DEFUN(AM_SYS_NM_PARSE, [indir([AC_SYS_NM_PARSE])])dnl
AC_DEFUN(AM_SYS_SYMBOL_UNDERSCORE, [indir([AC_SYS_SYMBOL_UNDERSCORE])])dnl
AC_DEFUN(AM_SYS_LIBTOOL_CYGWIN, [indir([AC_SYS_LIBTOOL_CYGWIN])])dnl
dnl This is just to silence aclocal about the macro not being used
ifelse([AC_DISABLE_FAST_INSTALL])dnl
# Do all the work for Automake. This macro actually does too much --
# some checks are only needed if your package does certain things.

30
libltdl/config.h.in
View File

@ -9,27 +9,27 @@
/* Define if you have the ANSI C header files. */
#undef STDC_HEADERS
/* Define if you have the libdl library or equivalent. */
#undef HAVE_LIBDL
/* Define if you have the GNU dld library. */
#undef HAVE_DLD
/* Define if you have the shl_load function. */
#undef HAVE_SHL_LOAD
/* Define if you have the dlerror function. */
#undef HAVE_DLERROR
/* Define if you have the dlopen function. */
#undef HAVE_DLOPEN
/* Define if you have the index function. */
#undef HAVE_INDEX
/* Define if you have the rindex function. */
#undef HAVE_RINDEX
/* Define if you have the shl_load function. */
#undef HAVE_SHL_LOAD
/* Define if you have the strchr function. */
#undef HAVE_STRCHR
/* Define if you have the strdup function. */
#undef HAVE_STRDUP
/* Define if you have the strrchr function. */
#undef HAVE_STRRCHR
@ -75,18 +75,6 @@
/* Define if libtool can extract symbol lists from object files. */
#undef HAVE_PRELOADED_SYMBOLS
/* Define if you have the libdl library or equivalent. */
#undef HAVE_LIBDL
/* Define if you have the libdl library. */
#undef HAVE_LIBDL
/* Define if you have the GNU dld library. */
#undef HAVE_DLD
/* Define if you have the shl_load function. */
#undef HAVE_SHL_LOAD
/* Define if dlsym() requires a leading underscode in symbol names. */
#undef NEED_USCORE

2102
libltdl/configure vendored
View File

File diff suppressed because it is too large Load Diff

288
libltdl/configure.in
View File

@ -1,5 +1,5 @@
dnl Process this file with autoconf to create configure.
dnl Initialize the libltdl package.
AC_INIT(ltdl.c)
if test -z "$enable_ltdl_install$enable_ltdl_convenience"; then
@ -30,19 +30,21 @@ AC_ARG_ENABLE(ltdl-install,
AM_CONDITIONAL(INSTALL_LTDL, test x"${enable_ltdl_install-no}" != xno)
AM_CONDITIONAL(CONVENIENCE_LTDL, test x"${enable_ltdl_convenience-no}" != xno)
dnl Read the libtool configuration
rm -f conftest
./libtool --config > conftest
. ./conftest
rm -f conftest
AC_CACHE_CHECK([which extension is used for shared libraries],
libltdl_cv_shlibext, [dnl
(
rm -f conftest
./libtool --config > conftest
. ./conftest
last=
for spec in $library_names_spec; do
last="$spec"
done
rm -f conftest
changequote(, )
echo "$last" | sed 's/^[^.]*//;s/\$.*$//;s/\.$//' > conftest
echo "$last" | sed 's/\[.*\]//;s/^[^.]*//;s/\$.*$//;s/\.$//' > conftest
changequote([, ])
)
libltdl_cv_shlibext=`cat conftest`
@ -54,34 +56,14 @@ if test -n "$libltdl_cv_shlibext"; then
fi
AC_CACHE_CHECK([which variable specifies run-time library path],
libltdl_cv_shlibpath_var, [dnl
(
rm -f conftest
./libtool --config > conftest
. ./conftest
rm -f conftest
echo "$shlibpath_var" > conftest
)
libltdl_cv_shlibpath_var=`cat conftest`
rm -f conftest
])
libltdl_cv_shlibpath_var, [libltdl_cv_shlibpath_var="$shlibpath_var"])
if test -n "$libltdl_cv_shlibpath_var"; then
AC_DEFINE_UNQUOTED(LTDL_SHLIBPATH_VAR, "$libltdl_cv_shlibpath_var",
[Define to the name of the environment variable that determines the dynamic library search path. ])
fi
AC_CACHE_CHECK([for objdir],
libltdl_cv_objdir, [dnl
(
rm -f conftest
./libtool --config > conftest
. ./conftest
rm -f conftest
echo "$objdir" > conftest
)
libltdl_cv_objdir=`cat conftest`
rm -f conftest
])
libltdl_cv_objdir, [libltdl_cv_objdir="$objdir"])
test -z "$libltdl_cv_objdir" && libltdl_cv_objdir=".libs"
AC_DEFINE_UNQUOTED(LTDL_OBJDIR, "$libltdl_cv_objdir/",
[Define to the sub-directory in which libtool stores uninstalled libraries. ])
@ -89,55 +71,241 @@ AC_DEFINE_UNQUOTED(LTDL_OBJDIR, "$libltdl_cv_objdir/",
AC_HEADER_STDC
AC_CHECK_HEADERS(malloc.h memory.h stdlib.h stdio.h ctype.h dlfcn.h dl.h dld.h)
AC_CHECK_HEADERS(string.h strings.h, break)
AC_CHECK_FUNCS(strdup strchr strrchr index rindex)
AC_CHECK_FUNCS(strchr index, break)
AC_CHECK_FUNCS(strrchr rindex, break)
AC_CACHE_CHECK([whether libtool supports -dlopen/-dlpreopen],
libltdl_cv_preloaded_symbols, [dnl
(
rm -f conftest
./libtool --config > conftest
. ./conftest
rm -f conftest
if test -n "$global_symbol_pipe"; then
echo yes > conftest
else
echo no > conftest
fi
)
libltdl_cv_preloaded_symbols=`cat conftest`
rm -f conftest
if test -n "$global_symbol_pipe"; then
libltdl_cv_preloaded_symbols=yes
else
libltdl_cv_preloaded_symbols=no
fi
])
if test x"$libltdl_cv_preloaded_symbols" = x"yes"; then
AC_DEFINE(HAVE_PRELOADED_SYMBOLS, 1,
[Define if libtool can extract symbol lists from object files. ])
fi
test_dlerror=no
LIBADD_DL=
AC_CHECK_FUNCS(dlopen, [AC_DEFINE(HAVE_LIBDL, 1,
[Define if you have the libdl library or equivalent. ]) test_dlerror=yes],
[AC_CHECK_LIB(dl, dlopen, [AC_DEFINE(HAVE_LIBDL, 1,
[Define if you have the libdl library. ]) dnl
LIBADD_DL="-ldl" test_dlerror=yes],
[AC_CHECK_LIB(dld, dld_link, [AC_DEFINE(HAVE_DLD, 1,
[Define if you have the GNU dld library. ]) dnl
LIBADD_DL="-ldld"],
[AC_CHECK_FUNCS(shl_load, [AC_DEFINE(HAVE_SHL_LOAD, 1,
[Define if you have the shl_load function. ])])]
)]
)]
)
AC_CHECK_LIB(dl, dlopen, [AC_DEFINE(HAVE_LIBDL, 1) LIBADD_DL="-ldl"],
[AC_CHECK_FUNC(dlopen, [AC_DEFINE(HAVE_LIBDL, 1)])])
AC_CHECK_FUNC(shl_load, [AC_DEFINE(HAVE_SHL_LOAD, 1)],
[AC_CHECK_LIB(dld, shl_load, [AC_DEFINE(HAVE_SHL_LOAD, 1) LIBADD_DL="$LIBADD_DL -ldld"])])
AC_CHECK_LIB(dld, dld_link, [AC_DEFINE(HAVE_DLD, 1)dnl
test "x$ac_cv_lib_dld_shl_load" = yes || LIBADD_DL="$LIBADD_DL -ldld"])
AC_SUBST(LIBADD_DL)
if test "$test_dlerror" = yes; then
if test "x$ac_cv_func_dlopen" = xyes || test "x$ac_cv_lib_dl_dlopen" = xyes; then
LIBS_SAVE="$LIBS"
LIBS="$LIBS $LIBADD_DL"
AC_CHECK_FUNCS(dlerror)
LIBS="$LIBS_SAVE"
fi
AC_SYS_SYMBOL_UNDERSCORE
if test x"$USE_SYMBOL_UNDERSCORE" = xyes; then
dnl Check for command to grab the raw symbol name followed
dnl by C symbol name from nm.
AC_REQUIRE([AC_CANONICAL_HOST])dnl
AC_REQUIRE([AC_PROG_NM])dnl
# Check for command to grab the raw symbol name followed by C symbol from nm.
AC_MSG_CHECKING([command to parse $NM output])
AC_CACHE_VAL(ac_cv_sys_global_symbol_pipe,
[# These are sane defaults that work on at least a few old systems.
# {They come from Ultrix. What could be older than Ultrix?!! ;)}
changequote(,)dnl
# Character class describing NM global symbol codes.
ac_symcode='[BCDEGRST]'
# Regexp to match symbols that can be accessed directly from C.
ac_sympat='\([_A-Za-z][_A-Za-z0-9]*\)'
# Transform the above into a raw symbol and a C symbol.
ac_symxfrm='\1 \2\3 \3'
# Transform an extracted symbol line into a proper C declaration
ac_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"
# Define system-specific variables.
case "$host_os" in
aix*)
ac_symcode='[BCDT]'
;;
cygwin* | mingw*)
ac_symcode='[ABCDGISTW]'
;;
hpux*)
ac_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^. .* \(.*\)$/extern char \1;/p'"
;;
irix*)
ac_symcode='[BCDEGRST]'
;;
solaris*)
ac_symcode='[BDT]'
;;
esac
# If we're using GNU nm, then use its standard symbol codes.
if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then
ac_symcode='[ABCDGISTW]'
fi
changequote([,])dnl
# Try without a prefix undercore, then with it.
for ac_symprfx in "" "_"; do
ac_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[ ]\($ac_symcode\)[ ][ ]*\($ac_symprfx\)$ac_sympat$/$ac_symxfrm/p'"
# Check to see that the pipe works correctly.
ac_pipe_works=no
rm -f conftest.$ac_ext
cat > conftest.$ac_ext <<EOF
#ifdef __cplusplus
extern "C" {
#endif
char nm_test_var;
void nm_test_func(){}
#ifdef __cplusplus
}
#endif
int main(){nm_test_var='a';nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# Try sorting and uniquifying the output.
if sort "$ac_nlist" | uniq > "$ac_nlist"T; then
mv -f "$ac_nlist"T "$ac_nlist"
else
rm -f "$ac_nlist"T
fi
# Make sure that we snagged all the symbols we need.
if egrep ' nm_test_var$' "$ac_nlist" >/dev/null; then
if egrep ' nm_test_func$' "$ac_nlist" >/dev/null; then
cat <<EOF > conftest.c
#ifdef __cplusplus
extern "C" {
#endif
EOF
# Now generate the symbol file.
eval "$ac_global_symbol_to_cdecl"' < "$ac_nlist" >> conftest.c'
cat <<EOF >> conftest.c
#if defined (__STDC__) && __STDC__
# define lt_ptr_t void *
#else
# define lt_ptr_t char *
# define const
#endif
/* The mapping between symbol names and symbols. */
const struct {
const char *name;
lt_ptr_t address;
}
changequote(,)dnl
lt_preloaded_symbols[] =
changequote([,])dnl
{
EOF
sed 's/^. \(.*\) \(.*\)$/ {"\2", (lt_ptr_t) \&\2},/' < "$ac_nlist" >> conftest.c
cat <<\EOF >> conftest.c
{0, (lt_ptr_t) 0}
};
#ifdef __cplusplus
}
#endif
EOF
# Now try linking the two files.
mv conftest.$ac_objext conftstm.$ac_objext
ac_save_LIBS="$LIBS"
ac_save_CFLAGS="$CFLAGS"
LIBS="conftstm.$ac_objext"
CFLAGS="$CFLAGS$no_builtin_flag"
if AC_TRY_EVAL(ac_link) && test -s conftest; then
ac_pipe_works=yes
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
LIBS="$ac_save_LIBS"
CFLAGS="$ac_save_CFLAGS"
else
echo "cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot find nm_test_var in $ac_nlist" >&AC_FD_CC
fi
else
echo "cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "$progname: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest* conftst*
# Do not use the global_symbol_pipe unless it works.
if test "$ac_pipe_works" = yes; then
if test x"$ac_symprfx" = x"_"; then
ac_cv_sys_symbol_underscore=yes
else
ac_cv_sys_symbol_underscore=no
fi
break
else
ac_cv_sys_global_symbol_pipe=
fi
done
])
ac_result=yes
if test -z "$ac_cv_sys_global_symbol_pipe"; then
ac_result=no
fi
AC_MSG_RESULT($ac_result)
dnl does the compiler prefix global symbols with an underscore?
AC_MSG_CHECKING([for _ prefix in compiled symbols])
AC_CACHE_VAL(ac_cv_sys_symbol_underscore,
[ac_cv_sys_symbol_underscore=no
cat > conftest.$ac_ext <<EOF
void nm_test_func(){}
int main(){nm_test_func;return 0;}
EOF
if AC_TRY_EVAL(ac_compile); then
# Now try to grab the symbols.
ac_nlist=conftest.nm
if AC_TRY_EVAL(NM conftest.$ac_objext \| $ac_cv_sys_global_symbol_pipe \> $ac_nlist) && test -s "$ac_nlist"; then
# See whether the symbols have a leading underscore.
if egrep '^. _nm_test_func' "$ac_nlist" >/dev/null; then
ac_cv_sys_symbol_underscore=yes
else
if egrep '^. nm_test_func ' "$ac_nlist" >/dev/null; then
:
else
echo "configure: cannot find nm_test_func in $ac_nlist" >&AC_FD_CC
fi
fi
else
echo "configure: cannot run $ac_cv_sys_global_symbol_pipe" >&AC_FD_CC
fi
else
echo "configure: failed program was:" >&AC_FD_CC
cat conftest.c >&AC_FD_CC
fi
rm -rf conftest*
])
AC_MSG_RESULT($ac_cv_sys_symbol_underscore)
if test x"$ac_cv_sys_symbol_underscore" = xyes; then
if test x"$ac_cv_func_dlopen" = xyes ||
test x"$ac_cv_lib_dl_dlopen" = xyes ; then
AC_CACHE_CHECK([whether we have to add an underscore for dlsym],
@ -184,7 +352,7 @@ if test x"$USE_SYMBOL_UNDERSCORE" = xyes; then
fnord() { int i=42;}
main() { void *self, *ptr1, *ptr2; self=dlopen(0,LTDL_GLOBAL|LTDL_LAZY_OR_NOW);
if(self) { ptr1=dlsym(self,"fnord"); ptr2=dlsym(self,"_fnord");
if(ptr1 && !ptr2) exit(0); } exit(1); }
if(ptr1 && !ptr2) { dlclose(self); exit(0); } } exit(1); }
], libltdl_cv_need_uscore=no, libltdl_cv_need_uscore=yes,
libltdl_cv_need_uscore=cross
)])

294
libltdl/ltdl.c
View File

@ -1,6 +1,6 @@
/* ltdl.c -- system independent dlopen wrapper
Copyright (C) 1998-1999 Free Software Foundation, Inc.
Originally by Thomas Tanner <tanner@gmx.de>
Originally by Thomas Tanner <tanner@ffii.org>
This file is part of GNU Libtool.
This library is free software; you can redistribute it and/or
@ -8,6 +8,11 @@ modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
As a special exception to the GNU Library General Public License,
if you distribute this file as part of a program that uses GNU libtool
to create libraries and programs, you may include it under the same
distribution terms that you use for the rest of that program.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
@ -76,12 +81,16 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#define LTDL_SYMBOL_OVERHEAD 5
static const char objdir[] = LTDL_OBJDIR;
#ifdef LTDL_SHLIB_EXT
static const char shlib_ext[] = LTDL_SHLIB_EXT;
#endif
static const char unknown_error[] = "unknown error";
static const char dlopen_not_supported_error[] = "dlopen support not available";
static const char file_not_found_error[] = "file not found";
static const char no_symbols_error[] = "no symbols defined";
static const char cannot_open_error[] = "can't open the module";
static const char cannot_close_error[] = "can't close the module";
static const char symbol_error[] = "symbol not found";
static const char memory_error[] = "not enough memory";
static const char invalid_handle_error[] = "invalid handle";
@ -95,17 +104,17 @@ const lt_dlsymlist lt_preloaded_symbols[1] = { { 0, 0 } };
static const char *last_error = 0;
lt_ptr_t (*lt_dlmalloc) __P((size_t size)) = malloc;
void (*lt_dlfree) __P((lt_ptr_t ptr)) = free;
lt_ptr_t (*lt_dlmalloc) LTDL_PARAMS((size_t size)) = (lt_ptr_t(*)LTDL_PARAMS((size_t)))malloc;
void (*lt_dlfree) LTDL_PARAMS((lt_ptr_t ptr)) = (void(*)LTDL_PARAMS((lt_ptr_t)))free;
typedef struct lt_dltype_t {
struct lt_dltype_t *next;
const char *sym_prefix; /* prefix for symbols */
int (*mod_init) __P((void));
int (*mod_exit) __P((void));
int (*lib_open) __P((lt_dlhandle handle, const char *filename));
int (*lib_close) __P((lt_dlhandle handle));
lt_ptr_t (*find_sym) __P((lt_dlhandle handle, const char *symbol));
int (*mod_init) LTDL_PARAMS((void));
int (*mod_exit) LTDL_PARAMS((void));
int (*lib_open) LTDL_PARAMS((lt_dlhandle handle, const char *filename));
int (*lib_close) LTDL_PARAMS((lt_dlhandle handle));
lt_ptr_t (*find_sym) LTDL_PARAMS((lt_dlhandle handle, const char *symbol));
} lt_dltype_t;
#define LTDL_TYPE_TOP 0
@ -156,7 +165,7 @@ strchr(str, ch)
{
const char *p;
for (p = str; *p != (char)ch && p != '\0'; p++)
for (p = str; *p != (char)ch && *p != '\0'; p++)
/*NOWORK*/;
return (*p == (char)ch) ? p : 0;
@ -183,7 +192,7 @@ strrchr(str, ch)
{
const char *p;
for (p = str; p != '\0'; p++)
for (p = str; *p != '\0'; p++)
/*NOWORK*/;
while (*p != (char)ch && p >= str)
@ -204,10 +213,6 @@ strrchr(str, ch)
# include <dlfcn.h>
#endif
#if ! HAVE_DLERROR /* not all platforms have dlerror() */
#define dlerror() unknown_error
#endif
#ifdef RTLD_GLOBAL
# define LTDL_GLOBAL RTLD_GLOBAL
#else
@ -241,65 +246,77 @@ strrchr(str, ch)
#endif
static int
dl_init ()
sys_dl_init LTDL_PARAMS((void))
{
return 0;
}
static int
dl_exit ()
sys_dl_exit LTDL_PARAMS((void))
{
return 0;
}
static int
dl_open (handle, filename)
sys_dl_open (handle, filename)
lt_dlhandle handle;
const char *filename;
{
handle->handle = dlopen(filename, LTDL_GLOBAL | LTDL_LAZY_OR_NOW);
if (!handle->handle) {
#if HAVE_DLERROR
last_error = dlerror();
#else
last_error = cannot_open_error;
#endif
return 1;
}
return 0;
}
static int
dl_close (handle)
sys_dl_close (handle)
lt_dlhandle handle;
{
if (dlclose(handle->handle) != 0) {
#if HAVE_DLERROR
last_error = dlerror();
#else
last_error = cannot_close_error;
#endif
return 1;
}
return 0;
}
static lt_ptr_t
dl_sym (handle, symbol)
sys_dl_sym (handle, symbol)
lt_dlhandle handle;
const char *symbol;
{
lt_ptr_t address = dlsym(handle->handle, symbol);
if (!address)
#if HAVE_DLERROR
last_error = dlerror();
#else
last_error = symbol_error;
#endif
return address;
}
static
lt_dltype_t
#ifdef NEED_USCORE
dl = { LTDL_TYPE_TOP, "_", dl_init, dl_exit,
dl_open, dl_close, dl_sym };
sys_dl = { LTDL_TYPE_TOP, "_", sys_dl_init, sys_dl_exit,
sys_dl_open, sys_dl_close, sys_dl_sym };
#else
dl = { LTDL_TYPE_TOP, 0, dl_init, dl_exit,
dl_open, dl_close, dl_sym };
sys_dl = { LTDL_TYPE_TOP, 0, sys_dl_init, sys_dl_exit,
sys_dl_open, sys_dl_close, sys_dl_sym };
#endif
#undef LTDL_TYPE_TOP
#define LTDL_TYPE_TOP &dl
#define LTDL_TYPE_TOP &sys_dl
#endif
@ -344,66 +361,66 @@ dl = { LTDL_TYPE_TOP, 0, dl_init, dl_exit,
#define BIND_RESTRICTED 0
#endif /* BIND_RESTRICTED */
#define LTDL_BIND_FLAGS (BIND_IMMEDIATE | BIND_NONFATAL | BIND_VERBOSE | DYNAMIC_PATH)
#define LTDL_BIND_FLAGS (BIND_IMMEDIATE | BIND_NONFATAL | DYNAMIC_PATH)
static int
shl_init ()
sys_shl_init LTDL_PARAMS((void))
{
return 0;
}
static int
shl_exit ()
sys_shl_exit LTDL_PARAMS((void))
{
return 0;
}
static int
shl_open (handle, filename)
sys_shl_open (handle, filename)
lt_dlhandle handle;
const char *filename;
{
handle->handle = shl_load(filename, LTDL_BIND_FLAGS, 0L);
if (!handle->handle) {
last_error = unknown_error;
last_error = cannot_open_error;
return 1;
}
return 0;
}
static int
shl_close (handle)
sys_shl_close (handle)
lt_dlhandle handle;
{
if (shl_unload((shl_t) (handle->handle)) != 0) {
last_error = unknown_error;
last_error = cannot_close_error;
return 1;
}
return 0;
}
static lt_ptr_t
shl_sym (handle, symbol)
sys_shl_sym (handle, symbol)
lt_dlhandle handle;
const char *symbol;
{
lt_ptr_t address;
if (shl_findsym((shl_t) (handle->handle), symbol, TYPE_UNDEFINED,
&address) != 0 || !(handle->handle) || !address) {
last_error = unknown_error;
return 0;
}
return address;
if (handle->handle && shl_findsym((shl_t*) &(handle->handle),
symbol, TYPE_UNDEFINED, &address) == 0)
if (address)
return address;
last_error = symbol_error;
return 0;
}
static
lt_dltype_t
shl = { LTDL_TYPE_TOP, 0, shl_init, shl_exit,
shl_open, shl_close, shl_sym };
sys_shl = { LTDL_TYPE_TOP, 0, sys_shl_init, sys_shl_exit,
sys_shl_open, sys_shl_close, sys_shl_sym };
#undef LTDL_TYPE_TOP
#define LTDL_TYPE_TOP &shl
#define LTDL_TYPE_TOP &sys_shl
#endif
@ -416,19 +433,19 @@ shl = { LTDL_TYPE_TOP, 0, shl_init, shl_exit,
#endif
static int
dld_init ()
sys_dld_init LTDL_PARAMS((void))
{
return 0;
}
static int
dld_exit ()
sys_dld_exit LTDL_PARAMS((void))
{
return 0;
}
static int
dld_open (handle, filename)
sys_dld_open (handle, filename)
lt_dlhandle handle;
const char *filename;
{
@ -438,7 +455,7 @@ dld_open (handle, filename)
return 1;
}
if (dld_link(filename) != 0) {
last_error = unknown_error;
last_error = cannot_open_error;
lt_dlfree(handle->handle);
return 1;
}
@ -446,11 +463,11 @@ dld_open (handle, filename)
}
static int
dld_close (handle)
sys_dld_close (handle)
lt_dlhandle handle;
{
if (dld_unlink_by_file((char*)(handle->handle), 1) != 0) {
last_error = unknown_error;
last_error = cannot_close_error;
return 1;
}
lt_dlfree(handle->filename);
@ -458,24 +475,24 @@ dld_close (handle)
}
static lt_ptr_t
dld_sym (handle, symbol)
sys_dld_sym (handle, symbol)
lt_dlhandle handle;
const char *symbol;
{
lt_ptr_t address = dld_get_func(symbol);
if (!address)
last_error = unknown_error;
last_error = symbol_error;
return address;
}
static
lt_dltype_t
dld = { LTDL_TYPE_TOP, 0, dld_init, dld_exit,
dld_open, dld_close, dld_sym };
sys_dld = { LTDL_TYPE_TOP, 0, sys_dld_init, sys_dld_exit,
sys_dld_open, sys_dld_close, sys_dld_sym };
#undef LTDL_TYPE_TOP
#define LTDL_TYPE_TOP &dld
#define LTDL_TYPE_TOP &sys_dld
#endif
@ -486,60 +503,178 @@ dld = { LTDL_TYPE_TOP, 0, dld_init, dld_exit,
#include <windows.h>
static int
wll_init ()
sys_wll_init LTDL_PARAMS((void))
{
return 0;
}
static int
wll_exit ()
sys_wll_exit LTDL_PARAMS((void))
{
return 0;
}
/* Forward declaration; required to implement handle search below. */
static lt_dlhandle handles;
static int
wll_open (handle, filename)
sys_wll_open (handle, filename)
lt_dlhandle handle;
const char *filename;
{
handle->handle = LoadLibrary(filename);
if (!handle->handle) {
last_error = unknown_error;
lt_dlhandle cur;
char *searchname = NULL;
char *ext = strrchr(filename, '.');
if (ext) {
/* FILENAME already has an extension. */
searchname = strdup(filename);
} else {
/* Append a `.' to stop Windows from adding an
implicit `.dll' extension. */
searchname = (char*)lt_dlmalloc(2+ strlen(filename));
strcpy(searchname, filename);
strcat(searchname, ".");
}
handle->handle = LoadLibrary(searchname);
lt_dlfree(searchname);
/* libltdl expects this function to fail if it is unable
to physically load the library. Sadly, LoadLibrary
will search the loaded libraries for a match and return
one of them if the path search load fails.
We check whether LoadLibrary is returning a handle to
an already loaded module, and simulate failure if we
find one. */
cur = handles;
while (cur) {
if (!cur->handle) {
cur = 0;
break;
}
if (cur->handle == handle->handle)
break;
cur = cur->next;
}
if (cur || !handle->handle) {
last_error = cannot_open_error;
return 1;
}
return 0;
}
static int
wll_close (handle)
sys_wll_close (handle)
lt_dlhandle handle;
{
if (FreeLibrary(handle->handle) != 0) {
last_error = unknown_error;
if (FreeLibrary(handle->handle) == 0) {
last_error = cannot_close_error;
return 1;
}
return 0;
}
static lt_ptr_t
wll_sym (handle, symbol)
sys_wll_sym (handle, symbol)
lt_dlhandle handle;
const char *symbol;
{
lt_ptr_t address = GetProcAddress(handle->handle, symbol);
if (!address)
last_error = unknown_error;
last_error = symbol_error;
return address;
}
static
lt_dltype_t
wll = { LTDL_TYPE_TOP, 0, wll_init, wll_exit,
wll_open, wll_close, wll_sym };
sys_wll = { LTDL_TYPE_TOP, 0, sys_wll_init, sys_wll_exit,
sys_wll_open, sys_wll_close, sys_wll_sym };
#undef LTDL_TYPE_TOP
#define LTDL_TYPE_TOP &wll
#define LTDL_TYPE_TOP &sys_wll
#endif
#ifdef __BEOS__
/* dynamic linking for BeOS */
#include <kernel/image.h>
static int
sys_bedl_init LTDL_PARAMS((void))
{
return 0;
}
static int
sys_bedl_exit LTDL_PARAMS((void))
{
return 0;
}
static int
sys_bedl_open (handle, filename)
lt_dlhandle handle;
const char *filename;
{
image_id image = 0;
if (filename) {
image = load_add_on(filename);
} else {
image_info info;
int32 cookie = 0;
if (get_next_image_info(0, &cookie, &info) == B_OK)
image = load_add_on(info.name);
}
if (image <= 0) {
last_error = cannot_open_error;
return 1;
}
handle->handle = (void*) image;
return 0;
}
static int
sys_bedl_close (handle)
lt_dlhandle handle;
{
if (unload_add_on((image_id)handle->handle) != B_OK) {
last_error = cannot_close_error;
return 1;
}
return 0;
}
static lt_ptr_t
sys_bedl_sym (handle, symbol)
lt_dlhandle handle;
const char *symbol;
{
lt_ptr_t address = 0;
image_id image = (image_id)handle->handle;
if (get_image_symbol(image, symbol, B_SYMBOL_TYPE_ANY,
&address) != B_OK) {
last_error = symbol_error;
return 0;
}
return address;
}
static
lt_dltype_t
sys_bedl = { LTDL_TYPE_TOP, 0, sys_bedl_init, sys_bedl_exit,
sys_bedl_open, sys_bedl_close, sys_bedl_sym };
#undef LTDL_TYPE_TOP
#define LTDL_TYPE_TOP &sys_bedl
#endif
@ -554,7 +689,7 @@ static const lt_dlsymlist *default_preloaded_symbols = 0;
static lt_dlsymlists_t *preloaded_symbols = 0;
static int
presym_init ()
presym_init LTDL_PARAMS((void))
{
preloaded_symbols = 0;
if (default_preloaded_symbols)
@ -563,7 +698,7 @@ presym_init ()
}
static int
presym_free_symlists ()
presym_free_symlists LTDL_PARAMS((void))
{
lt_dlsymlists_t *lists = preloaded_symbols;
@ -578,7 +713,7 @@ presym_free_symlists ()
}
static int
presym_exit ()
presym_exit LTDL_PARAMS((void))
{
presym_free_symlists();
return 0;
@ -650,6 +785,8 @@ static int
presym_close (handle)
lt_dlhandle handle;
{
/* Just to silence gcc -Wall */
handle = 0;
return 0;
}
@ -686,7 +823,7 @@ static lt_dltype_t *types = LTDL_TYPE_TOP;
#undef LTDL_TYPE_TOP
int
lt_dlinit ()
lt_dlinit LTDL_PARAMS((void))
{
/* initialize libltdl */
lt_dltype_t **type = &types;
@ -737,7 +874,7 @@ lt_dlpreload_default (preloaded)
}
int
lt_dlexit ()
lt_dlexit LTDL_PARAMS((void))
{
/* shut down libltdl */
lt_dltype_t *type = types;
@ -975,6 +1112,8 @@ load_deplibs(handle, deplibs)
/* FIXME: load deplibs */
handle->depcount = 0;
handle->deplibs = 0;
/* Just to silence gcc -Wall */
deplibs = 0;
return 0;
}
@ -983,6 +1122,8 @@ unload_deplibs(handle)
lt_dlhandle handle;
{
/* FIXME: unload deplibs */
/* Just to silence gcc -Wall */
handle = 0;
return 0;
}
@ -994,7 +1135,7 @@ trim (dest, str)
/* remove the leading and trailing "'" from str
and store the result in dest */
char *tmp;
char *end = strrchr(str, '\'');
const char *end = strrchr(str, '\'');
int len = strlen(str);
if (*dest)
@ -1099,7 +1240,7 @@ lt_dlopen (filename)
}
/* canonicalize the module name */
for (i = 0; i < ext - basename; i++)
if (isalnum(basename[i]))
if (isalnum((int)(basename[i])))
name[i] = basename[i];
else
name[i] = '_';
@ -1417,7 +1558,7 @@ lt_dlsym (handle, symbol)
}
const char *
lt_dlerror ()
lt_dlerror LTDL_PARAMS((void))
{
const char *error = last_error;
@ -1440,11 +1581,12 @@ lt_dladdsearchdir (search_dir)
} else {
char *new_search_path = (char*)
lt_dlmalloc(strlen(user_search_path) +
strlen(search_dir) + 1);
strlen(search_dir) + 2); /* ':' + '\0' == 2 */
if (!new_search_path) {
last_error = memory_error;
return 1;
}
strcpy(new_search_path, user_search_path);
strcat(new_search_path, ":");
strcat(new_search_path, search_dir);
lt_dlfree(user_search_path);
@ -1469,7 +1611,7 @@ lt_dlsetsearchpath (search_path)
}
const char *
lt_dlgetsearchpath ()
lt_dlgetsearchpath LTDL_PARAMS((void))
{
return user_search_path;
}

43
libltdl/ltdl.h
View File

@ -1,6 +1,6 @@
/* ltdl.h -- generic dlopen functions
Copyright (C) 1998-1999 Free Software Foundation, Inc.
Originally by Thomas Tanner <tanner@gmx.de>
Originally by Thomas Tanner <tanner@ffii.org>
This file is part of GNU Libtool.
This library is free software; you can redistribute it and/or
@ -8,6 +8,11 @@ modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
As a special exception to the GNU Library General Public License,
if you distribute this file as part of a program that uses GNU libtool
to create libraries and programs, you may include it under the same
distribution terms that you use for the rest of that program.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
@ -35,16 +40,16 @@ Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
# define __END_DECLS /* empty */
#endif
/* __P is a macro used to wrap function prototypes, so that compilers
/* LTDL_PARAMS is a macro used to wrap function prototypes, so that compilers
that don't understand ANSI C prototypes still work, and ANSI C
compilers can issue warnings about type mismatches. */
#undef __P
#undef LTDL_PARAMS
#undef lt_ptr_t
#if defined (__STDC__) || defined (_AIX) || (defined (__mips) && defined (_SYSTYPE_SVR4)) || defined(WIN32) || defined(__cplusplus)
# define __P(protos) protos
# define LTDL_PARAMS(protos) protos
# define lt_ptr_t void*
#else
# define __P(protos) ()
# define LTDL_PARAMS(protos) ()
# define lt_ptr_t char*
#endif
@ -62,24 +67,24 @@ typedef struct {
} lt_dlsymlist;
__BEGIN_DECLS
extern int lt_dlinit __P((void));
extern int lt_dlpreload __P((const lt_dlsymlist *preloaded));
extern int lt_dlpreload_default __P((const lt_dlsymlist *preloaded));
extern int lt_dlexit __P((void));
extern lt_dlhandle lt_dlopen __P((const char *filename));
extern lt_dlhandle lt_dlopenext __P((const char *filename));
extern int lt_dlclose __P((lt_dlhandle handle));
extern lt_ptr_t lt_dlsym __P((lt_dlhandle handle, const char *name));
extern const char *lt_dlerror __P((void));
extern int lt_dladdsearchdir __P((const char *search_dir));
extern int lt_dlsetsearchpath __P((const char *search_path));
extern const char *lt_dlgetsearchpath __P((void));
extern int lt_dlinit LTDL_PARAMS((void));
extern int lt_dlpreload LTDL_PARAMS((const lt_dlsymlist *preloaded));
extern int lt_dlpreload_default LTDL_PARAMS((const lt_dlsymlist *preloaded));
extern int lt_dlexit LTDL_PARAMS((void));
extern lt_dlhandle lt_dlopen LTDL_PARAMS((const char *filename));
extern lt_dlhandle lt_dlopenext LTDL_PARAMS((const char *filename));
extern int lt_dlclose LTDL_PARAMS((lt_dlhandle handle));
extern lt_ptr_t lt_dlsym LTDL_PARAMS((lt_dlhandle handle, const char *name));
extern const char *lt_dlerror LTDL_PARAMS((void));
extern int lt_dladdsearchdir LTDL_PARAMS((const char *search_dir));
extern int lt_dlsetsearchpath LTDL_PARAMS((const char *search_path));
extern const char *lt_dlgetsearchpath LTDL_PARAMS((void));
extern const lt_dlsymlist lt_preloaded_symbols[];
#define LTDL_SET_PRELOADED_SYMBOLS() lt_dlpreload_default(lt_preloaded_symbols)
extern lt_ptr_t (*lt_dlmalloc)__P((size_t size));
extern void (*lt_dlfree)__P((lt_ptr_t ptr));
extern lt_ptr_t (*lt_dlmalloc)LTDL_PARAMS((size_t size));
extern void (*lt_dlfree)LTDL_PARAMS((lt_ptr_t ptr));
__END_DECLS

59
main.c
View File

@ -36,7 +36,7 @@ progress(Imlib_Image *im, char percent,
update_w, update_h,
update_x, update_y,
update_w, update_h,
NULL);
NULL, IMLIB_OP_COPY);
}
#if 1
@ -59,6 +59,7 @@ int main (int argc, char **argv)
int loop = 0;
int blend = 1;
int interactive = 1;
int blendtest = 0;
for (i = 1; i < argc; i++)
{
@ -73,6 +74,11 @@ int main (int argc, char **argv)
}
else if (!strcmp(argv[i], "-blend"))
blend = 1;
else if (!strcmp(argv[i], "-blendtest"))
{
blendtest = 1;
interactive = 0;
}
else if (!strcmp(argv[i], "-dither"))
dith = 1;
else if (!strcmp(argv[i], "-scale"))
@ -110,11 +116,8 @@ int main (int argc, char **argv)
printf("load fialed\n");
exit(0);
}
if (w < 0)
{
w = imlib_image_get_width(im);
h = imlib_image_get_height(im);
}
w = imlib_image_get_width(im);
h = imlib_image_get_height(im);
}
if (!root)
{
@ -144,10 +147,27 @@ int main (int argc, char **argv)
aa, dith, blend,
0, 0,
w - i, (((w - i) * h) / w),
NULL);
NULL, IMLIB_OP_COPY);
pixels += (w - i) * (((w - i) * h) / w);
}
}
else if (blendtest)
{
Imlib_Image im2;
im2 = imlib_create_image(w, h);
w = imlib_image_get_width(im);
h = imlib_image_get_height(im);
printf("%i %i\n", w, h);
for (i = 0; i < 1024; i++)
{
imlib_blend_image_onto_image(im, im2,
0, 0, 0,
0, 0, w, h,
0, 0, w, h, NULL, IMLIB_OP_COPY);
pixels += (w * h);
}
}
else if (interactive)
{
Imlib_Image im_bg, im_sh1, im_sh2, im_sh3, im_ic[13];
@ -187,14 +207,15 @@ int main (int argc, char **argv)
imlib_blend_image_onto_image(im_bg, im,
0, 0, 0,
0, 0, w, h,
0, 0, w, h);
for (j = 0; j < 10; j++)
0, 0, w, h,
NULL, IMLIB_OP_COPY);
for (j = 0; j < 32; j++)
{
for (i = 0; i < 10; i++)
for (i = 0; i < 32; i++)
{
int ic, iw, ih, ww, hh;
ic = ((j * 10) + i) % 13;
ic = ((j * 32) + i) % 13;
iw = imlib_image_get_width(im_ic[ic]);
ih = imlib_image_get_height(im_ic[ic]);
ww = iw;
@ -202,24 +223,26 @@ int main (int argc, char **argv)
imlib_blend_image_onto_image(im_ic[ic], im,
aa, blend, 0,
0, 0, iw, ih,
x + (i * ww), y + (j * hh),
ww, hh);
x + (i * iw), y + (j * ih),
ww, hh,
NULL, IMLIB_OP_COPY);
}
}
imlib_blend_image_onto_image(im_sh1, im,
aa, blend, 0,
0, 0, 50, 50,
0, 0, 50, 50);
0, 0, 50, 50, NULL, IMLIB_OP_COPY);
imlib_blend_image_onto_image(im_sh2, im,
aa, blend, 0,
0, 0, 50, 50,
50, 0, w - 50, 50);
50, 0, w - 50, 50, NULL, IMLIB_OP_COPY);
imlib_blend_image_onto_image(im_sh3, im,
aa, blend, 0,
0, 0, 50, 50,
0, 50, 50, h - 50);
0, 50, 50, h - 50, NULL, IMLIB_OP_COPY);
imlib_render_image_on_drawable(im, disp, win, vis,
cm, depth, dith, 1, 0, 0, NULL);
cm, depth, dith, 1, 0, 0, NULL,
IMLIB_OP_COPY);
imlib_free_image(im_sh1);
imlib_free_image(im_sh2);
imlib_free_image(im_sh3);
@ -239,7 +262,7 @@ int main (int argc, char **argv)
aa, dith, blend,
0, 0,
w, h,
NULL);
NULL, IMLIB_OP_COPY);
pixels += w * h;
}
}

4
rend.c
View File

@ -5,11 +5,11 @@
#include "image.h"
#include "ximage.h"
#include "context.h"
#include "rend.h"
#include "rgba.h"
#include "color.h"
#include "grab.h"
#include "blend.h"
#include "rend.h"
/* size of the lines per segment we scale / render at a time */
#define LINESIZE 16
@ -28,7 +28,7 @@ __imlib_RenderImage(Display *d, ImlibImage *im,
int sx, int sy, int sw, int sh,
int dx, int dy, int dw, int dh,
char anitalias, char hiq, char blend, char dither_mask,
ImlibColorModifier *cmod)
ImlibColorModifier *cmod, ImlibOp op)
{
XImage *xim, *mxim;
Context *ct;

2
rend.h
View File

@ -7,5 +7,5 @@ __imlib_RenderImage(Display *d, ImlibImage *im,
int sx, int sy, int sw, int sh,
int dx, int dy, int dw, int dh,
char anitalias, char hiq, char blend, char dither_mask,
ImlibColorModifier *cmod);
ImlibColorModifier *cmod, ImlibOp op);
#endif