Attachment #95800 for bug #24213

Lines 26-32 Link Here

(-)src/compiler.h (-1 / +3 lines)
26	extern "C" {	26	extern "C" {
27	#endif	27	#endif
28		28
29	#if defined(__GNUC__) && __GNUC__ >= 4	29	#include <config.h>
		30
		31	#ifdef HAVE_VISIBILITY_HIDDEN
30	# define EXPORT_SYMBOL __attribute__((visibility("default")))	32	# define EXPORT_SYMBOL __attribute__((visibility("default")))
31	#else	33	#else
32	# define EXPORT_SYMBOL	34	# define EXPORT_SYMBOL

Lines 36-42 Link Here

(-)src/Makefile.am (-1 / +5 lines)
36		36
37	INCLUDES = -I$(srcdir)/../include	37	INCLUDES = -I$(srcdir)/../include
38		38
39	AM_CFLAGS = $(GLIB_CFLAGS) -DG_DISABLE_DEPRECATED -D_LARGEFILE_SOURCE=1 -D_LARGE_FILES -D_FILE_OFFSET_BITS=64 -D_REENTRANT -Wall -Waggregate-return -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls -Wshadow -Wstrict-prototypes -Winline -pipe $(FVISIBILITY)	39	AM_CFLAGS = $(GLIB_CFLAGS) -DG_DISABLE_DEPRECATED \
		40	-D_LARGEFILE_SOURCE=1 -D_LARGE_FILES -D_FILE_OFFSET_BITS=64 \
		41	-D_REENTRANT -Wall -Waggregate-return -Wmissing-declarations \
		42	-Wmissing-prototypes -Wredundant-decls -Wshadow -Wstrict-prototypes \
		43	-Winline -pipe @GCC_FVISIBILITY_HIDDEN@
40		44
41	install-data-hook:	45	install-data-hook:
42	( \	46	( \




AC_PROG_CC

# GCC 4.x -fvisibility=hidden {
AC_DEFUN([CHECK_GCC_FVISIBILITY],
[
AC_LANG_PUSH(C)
saved_CFLAGS="$CFLAGS"
CFLAGS="$saved_CFLAGS -fvisibility=hidden"
AC_CACHE_CHECK([whether compiler accepts -fvisibility=hidden],
[cv_fvisibility_hidden],
	AC_COMPILE_IFELSE(
		AC_LANG_PROGRAM(
		[],
		[]),
		[cv_fvisibility_hidden=yes],
		[cv_fvisibility_hidden=no]
	)
)
if test "$cv_fvisibility_hidden" = "yes"; then
AC_DEFINE(HAVE_VISIBILITY_HIDDEN, [],
        [True if compiler supports -fvisibility=hidden])
AC_SUBST(GCC_FVISIBILITY_HIDDEN, [-fvisibility=hidden])
fi
CFLAGS="$saved_CFLAGS"
AC_LANG_POP(C)
])dnl
CHECK_GCC_FVISIBILITY()
# }

AC_PROG_INSTALL

Return to bug 24213

Lines 48-67 Link Here

(-)configure.ac (-11 / +21 lines)
48	AC_PROG_CC	48	AC_PROG_CC
49		49
50	# GCC 4.x -fvisibility=hidden {	50	# GCC 4.x -fvisibility=hidden {
51	FVISIBILITY=""	51	AC_DEFUN([CHECK_GCC_FVISIBILITY],
		52	[
52	AC_LANG_PUSH(C)	53	AC_LANG_PUSH(C)
53	saved_cflags="$CFLAGS"	54	saved_CFLAGS="$CFLAGS"
54	CFLAGS="$CFLAGS -fvisibility=hidden"	55	CFLAGS="$saved_CFLAGS -fvisibility=hidden"
55	AC_CACHE_CHECK([whether $CC supports -fvisibility=hidden], [ac_cv_gcc_fvis],	56	AC_CACHE_CHECK([whether compiler accepts -fvisibility=hidden],
56	[AC_COMPILE_IFELSE([ ], [ac_cv_gcc_fvis=yes], [ac_cv_gcc_fvis=no])])	57	[cv_fvisibility_hidden],
57	CFLAGS="$saved_cflags"	58	AC_COMPILE_IFELSE(
58	if test "$ac_cv_gcc_fvis" = yes; then	59	AC_LANG_PROGRAM(
59	FVISIBILITY="-fvisibility=hidden"	60	[],
60	else	61	[]),
61	FVISIBILITY=""	62	[cv_fvisibility_hidden=yes],
		63	[cv_fvisibility_hidden=no]
		64	)
		65	)
		66	if test "$cv_fvisibility_hidden" = "yes"; then
		67	AC_DEFINE(HAVE_VISIBILITY_HIDDEN, [],
		68	[True if compiler supports -fvisibility=hidden])
		69	AC_SUBST(GCC_FVISIBILITY_HIDDEN, [-fvisibility=hidden])
62	fi	70	fi
63	AC_SUBST(FVISIBILITY)	71	CFLAGS="$saved_CFLAGS"
64	AC_LANG_POP(C)	72	AC_LANG_POP(C)
		73	])dnl
		74	CHECK_GCC_FVISIBILITY()
65	# }	75	# }
66		76
67	AC_PROG_INSTALL	77	AC_PROG_INSTALL