From 9373a622034f55900d678079c73d011a5d34ce95 Mon Sep 17 00:00:00 2001
From: doursse <doursse>
Date: Sat, 20 Jan 2007 15:20:23 +0000
Subject: [PATCH] fix compilation with MinGW

SVN revision: 28080
---
 legacy/eet/INSTALL           |  5 ++++
 legacy/eet/configure.in      | 15 +++++++----
 legacy/eet/eet-config.in     |  2 +-
 legacy/eet/src/lib/Eet.h     |  2 +-
 legacy/eet/src/lib/eet_lib.c | 52 ++++++++++++++++++++++++++++++++++++
 5 files changed, 69 insertions(+), 7 deletions(-)

diff --git a/legacy/eet/INSTALL b/legacy/eet/INSTALL
index 3a3ad7ed8f..61f792e143 100644
--- a/legacy/eet/INSTALL
+++ b/legacy/eet/INSTALL
@@ -12,3 +12,8 @@ To install (run this as root, or the user who handles installs):
     make install
 
 NOTE: You MUST make install Eet for it to run properly.
+
+NOTE: for compilation with MinGW, fnmatch.h is probably missing.
+      That file can be found here:
+http://www.koders.com/c/fid2B518462CB1EED3D4E31E271DB83CD1582F6EEBE.aspx
+      It should be installed in the mingw include directory.
diff --git a/legacy/eet/configure.in b/legacy/eet/configure.in
index 5360d7ba80..f1dceb372d 100644
--- a/legacy/eet/configure.in
+++ b/legacy/eet/configure.in
@@ -21,6 +21,7 @@ AC_CHECK_HEADER(jpeglib.h,, AC_MSG_ERROR("Cannot find jpeglib.h. Make sure your
 
 AC_CHECK_HEADERS(netinet/in.h)
 
+winsock_libs=""
 case "$host_os" in
 	mingw|mingw32)
 		winsock_libs="-lwsock32"
@@ -29,15 +30,19 @@ esac
 
 AC_SUBST(winsock_libs)
 
-AC_CHECK_HEADER(fnmatch.h,, AC_MSG_ERROR([Cannot find fnmatch.h. Make sure your CFLAGS environment variable contains include lines for the location of this file]))
+AC_CHECK_HEADER(fnmatch.h,, AC_MSG_ERROR([Cannot find fnmatch.h. Make sure your CFLAGS environment variable contains include lines for the location of this file. MinGW users: see the INSTALL file]))
 
+fnmatch_libs=""
 AC_CHECK_FUNCS(fnmatch, res=yes, res=no)
 if test "x$res" = "xno"; then
-	AC_CHECK_LIB(fnmatch, fnmatch, res=yes, res=no)
+	AC_CHECK_LIB(fnmatch, fnmatch, res=yes fnmatch_libs="-lfnmatch", res=no)
+dnl Test for compilation with MinGW.
+dnl fnmatch function is in the libiberty library
 	if test "x$res" = "xno"; then
-		AC_MSG_ERROR([Cannot find fnmatch() in neither libc nor libfnmatch])
-	else
-		fnmatch_libs="-lfnmatch"
+		AC_CHECK_LIB(iberty, fnmatch, res=yes fnmatch_libs="-liberty", res=no)
+	fi
+	if test "x$res" = "xno"; then
+		AC_MSG_ERROR([Cannot find fnmatch() in neither libc nor libfnmatch, nor libiberty])
 	fi
 fi
 
diff --git a/legacy/eet/eet-config.in b/legacy/eet/eet-config.in
index 9cb37773da..e08f1c1f4f 100644
--- a/legacy/eet/eet-config.in
+++ b/legacy/eet/eet-config.in
@@ -46,7 +46,7 @@ while test $# -gt 0; do
       ;;
     --libs)
       libdirs=-L@libdir@
-      echo $libdirs -leet -lz -ljpeg
+      echo $libdirs -leet -lz -ljpeg @fnmatch_libs@ @winsock_libs@
       ;;
     *)
       echo "${usage}" 1>&2
diff --git a/legacy/eet/src/lib/Eet.h b/legacy/eet/src/lib/Eet.h
index 89e404be22..70adda3d2e 100644
--- a/legacy/eet/src/lib/Eet.h
+++ b/legacy/eet/src/lib/Eet.h
@@ -6,7 +6,7 @@
 #ifdef EAPI
 #undef EAPI
 #endif
-#ifdef WIN32
+#ifdef _MSC_VER
 # ifdef BUILDING_DLL
 #  define EAPI __declspec(dllexport)
 # else
diff --git a/legacy/eet/src/lib/eet_lib.c b/legacy/eet/src/lib/eet_lib.c
index 902e7fcfd9..f13d881a57 100644
--- a/legacy/eet/src/lib/eet_lib.c
+++ b/legacy/eet/src/lib/eet_lib.c
@@ -3,7 +3,9 @@
  */
 
 #include <sys/types.h>
+#ifndef _WIN32
 #include <sys/mman.h>
+#endif
 
 #include "Eet.h"
 #include "Eet_private.h"
@@ -12,6 +14,22 @@
 #undef HAVE_REALPATH
 #endif
 
+#ifdef _WIN32
+
+#ifndef F_SETFD
+#define F_SETFD 2
+#endif
+
+#ifndef PROT_READ
+#define PROT_READ 1
+#endif
+
+#ifndef FD_CLOEXEC
+#define FD_CLOEXEC 1
+#endif
+
+#endif
+
 #define EET_MAGIC_FILE                  0x1ee7ff00
 #define EET_MAGIC_FILE_HEADER           0x1ee7ff01
 
@@ -471,6 +489,9 @@ eet_open(const char *file, Eet_File_Mode mode)
 {
    Eet_File	*ef;
    struct stat	file_stat;
+#ifdef _WIN32
+   HANDLE       h;
+#endif
    
    if (!file)
      return NULL;
@@ -558,7 +579,15 @@ eet_open(const char *file, Eet_File_Mode mode)
    if (eet_test_close(!ef->fp, ef))
      return NULL;
 
+#ifndef _WIN32
    fcntl(fileno(ef->fp), F_SETFD, FD_CLOEXEC);
+#else
+   /* FIXME: check if that code is needed / correct */
+   h = (HANDLE) _get_osfhandle (fileno(ef->fp));
+   if (h == (HANDLE) -1)
+     return NULL;
+   SetHandleInformation (h, HANDLE_FLAG_INHERIT, 0);
+#endif
    /* if we opened for read or read-write */
    if ((mode == EET_FILE_MODE_READ) || (mode == EET_FILE_MODE_READ_WRITE))
      {
@@ -568,10 +597,29 @@ eet_open(const char *file, Eet_File_Mode mode)
 	int			num_entries;
 	int			byte_entries;
 	int			i;
+#ifdef _WIN32
+	HANDLE                  fm;
+#endif
+
 
 	ef->data_size = file_stat.st_size;
+#ifndef _WIN32
 	ef->data = mmap(NULL, ef->data_size, PROT_READ,
 			MAP_SHARED, fileno(ef->fp), 0);
+#else
+	fm = CreateFileMapping((HANDLE) _get_osfhandle (fileno(ef->fp)),
+			       NULL,
+			       PAGE_READONLY,
+			       0,
+			       0,
+			       NULL);
+	ef->data = MapViewOfFile(fm,
+				 FILE_MAP_READ,
+				 0,
+				 0,
+				 ef->data_size);
+	CloseHandle(fm);
+#endif
 
 	if (eet_test_close((ef->data == (void *)-1) || (ef->data == NULL), ef))
 	  return NULL;
@@ -825,7 +873,11 @@ eet_close(Eet_File *ef)
 	  }
 	free(ef->header);
      }
+#ifndef _WIN32
    if (ef->data) munmap(ef->data, ef->data_size);
+#else
+   if (ef->data) UnmapViewOfFile (ef->data);
+#endif
    if (ef->fp) fclose(ef->fp);
 
    /* zero out ram for struct - caution tactic against stale memory use */