forked from enlightenment/efl
* eet: improve detection of -Wl,--as-needed
SVN revision: 55214
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@ -415,20 +415,7 @@ case "$host_os" in
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esac
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AC_SUBST(lt_enable_auto_import)
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# use --as-needed if supported
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LDFLAGS_SAVE=${LDFLAGS}
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LDFLAGS="${LDFLAGS} -Wl,--as-needed"
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM([[]], [])],
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[ld_as_needed="-Wl,--as-needed"],
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[ld_as_needed=""]
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)
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LDFLAGS=${LDFLAGS_SAVE}
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AC_SUBST(ld_as_needed)
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EFL_LINKER_FLAG([-Wl,--as-needed])
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### Checks for library functions
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AC_FUNC_ALLOCA
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@ -0,0 +1,57 @@
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dnl Copyright (C) 2010 Vincent Torri <vtorri at univ-evry dot fr>
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dnl and Albin Tonnerre <albin dot tonnerre at gmail dot com>
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dnl That code is public domain and can be freely used or copied.
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dnl Macro that checks if a compiler flag is supported by the compiler.
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dnl Usage: EFL_COMPILER_FLAG(flag)
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dnl flag is added to CFLAGS if supported.
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AC_DEFUN([EFL_COMPILER_FLAG],
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[
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CFLAGS_save="${CFLAGS}"
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CFLAGS="${CFLAGS} $1"
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AC_LANG_PUSH([C])
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AC_MSG_CHECKING([whether the compiler supports $1])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([[]])],
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[have_flag="yes"],
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[have_flag="no"])
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AC_MSG_RESULT([${have_flag}])
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if test "x${have_flag}" = "xno" ; then
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CFLAGS="${CFLAGS_save}"
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fi
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AC_LANG_POP([C])
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])
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dnl Macro that checks if a linker flag is supported by the compiler.
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dnl Usage: EFL_LINKER_FLAG(flag)
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dnl flag is added to CFLAGS if supported (will be passed to ld anyway).
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AC_DEFUN([EFL_LINKER_FLAG],
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[
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CFLAGS_save="${CFLAGS}"
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CFLAGS="${CFLAGS} $1"
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AC_LANG_PUSH([C])
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AC_MSG_CHECKING([whether the compiler supports $1])
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AC_LINK_IFELSE(
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[AC_LANG_PROGRAM([[]])],
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[have_flag="yes"],
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[have_flag="no"])
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AC_MSG_RESULT([${have_flag}])
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if test "x${have_flag}" = "xno" ; then
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CFLAGS="${CFLAGS_save}"
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fi
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AC_LANG_POP([C])
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])
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@ -18,4 +18,4 @@ EXTRA_PROGRAMS = eet
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eet_SOURCES = eet_main.c
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eet_CFLAGS = @EET_CFLAGS@
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eet_LDADD = $(top_builddir)/src/lib/libeet.la @EINA_LIBS@ @EVIL_LIBS@
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eet_LDFLAGS = @lt_enable_auto_import@ @ld_as_needed@
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eet_LDFLAGS = @lt_enable_auto_import@
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