/[path-sandbox]/trunk/configure.ac

Diff of /trunk/configure.ac

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Revision 215		Revision 232
1	AC_PREREQ([2.59])	1	AC_PREREQ([2.59])
2	AC_INIT([sandbox], [1.2.16], [sandbox@gentoo.org])	2	AC_INIT([sandbox], [1.2.17], [sandbox@gentoo.org])
3	AM_INIT_AUTOMAKE	3	AM_INIT_AUTOMAKE
4	AC_CONFIG_HEADER([config.h])	4	AC_CONFIG_HEADER([config.h])
5		5
6	dnl Checks for programs.	6	dnl Checks for programs.
7	AC_PROG_CC	7	AC_PROG_CC
…		…
48	AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK	48	AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK
49	AC_TYPE_SIGNAL	49	AC_TYPE_SIGNAL
50	AC_FUNC_STAT	50	AC_FUNC_STAT
51	AC_CHECK_FUNCS([ \	51	AC_CHECK_FUNCS([ \
52	bzero ftruncate getcwd lchown memmove \	52	bzero ftruncate getcwd lchown memmove \
53	mempcpy memset mkdir pathconf realpath \	53	memcpy memset mkdir pathconf realpath \
54	rmdir setenv strcasecmp strchr strdup \	54	rmdir setenv strcasecmp strchr strdup \
55	strerror strndup strrchr strspn strstr \	55	strerror strndup strrchr strspn strstr \
56	])	56	])
57		57
		58	dnl Some libc's like those on bsd have dlopen() in libc, and not libdl
		59	AC_CHECK_LIB([dl], [dlopen],
		60	[have_libdl="yes"],
		61	[have_libdl="no"]
		62	)
		63	if test x"$have_libdl" = xyes ; then
		64	LIBDL="-ldl"
		65	AC_SUBST([LIBDL])
		66	DL_LIB="dl"
		67	else
		68	DL_LIB="c"
		69	AC_CHECK_LIB([c], [dlopen],
		70	[],
		71	[AC_MSG_ERROR([Unable to determine library providing dlopen])]
		72	)
		73	fi
		74
58	dnl uClibc doesn't currently provide dlvsym() so lets	75	dnl uClibc doesn't currently provide dlvsym() so lets
59	dnl verify the toolchain supports it	76	dnl verify the toolchain supports it
60	AC_CHECK_LIB(dl, dlvsym,	77	AC_CHECK_LIB([$DL_LIB], [dlvsym],
61	[AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])],	78	[AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])],
62	[AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])]	79	[AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])]
63	)	80	)
64		81
65	dnl when using libc5, (f)trucate's offset argument type is size_t with	82	dnl when using libc5, (f)trucate's offset argument type is size_t with
…		…
72	else	89	else
73	AC_MSG_RESULT([off_t])	90	AC_MSG_RESULT([off_t])
74	AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type])	91	AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type])
75	fi	92	fi
76		93
		94	dnl Check if libc provides RTLD_NEXT
		95	AC_MSG_CHECKING([for RTLD_NEXT])
		96	AC_TRY_COMPILE([
		97	#define _GNU_SOURCE
		98	#include <dlfcn.h>
		99	], [
		100	#if !defined(RTLD_NEXT)
		101	# error no RTLD_NEXT
		102	#endif
		103
		104	int
		105	main (void)
		106	{
		107	return 0;
		108	}
		109	],
		110	[have_rtld_next="yes"],
		111	[have_rtld_next="no"]
		112	)
		113	AC_MSG_RESULT([$have_rtld_next])
		114	AM_CONDITIONAL([HAVE_RTLD_NEXT], [test x"$have_rtld_next" = xyes])
		115
77	dnl we need to handle symbols differently based upon their version,	116	dnl we need to handle symbols differently based upon their version,
78	dnl but we have to know which symbols the libc supports first	117	dnl but we have to know which symbols the libc supports first
79	AC_MSG_CHECKING([libc path])	118	AC_MSG_CHECKING([libc path])
80	echo "int main(void) { return 0; }" > libctest.c	119	echo "int main(void) { return 0; }" > libctest.c
81	$CC -Wall -o libctest libctest.c	120	$CC -Wall -o libctest libctest.c
82	LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 \| \	121	LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 \| \
83	$AWK '/attempt to open/ { if (($4 ~ /libc\.so/) && ($5 == "succeeded")) LIBC = $4; }; END {print LIBC}'`	122	$AWK '/attempt to open/ { if (($4 ~ /\/libc\.so/) && ($5 == "succeeded")) LIBC = $4; }; END {print LIBC}'`
84	rm -f libctest.c	123	rm -f libctest.c
85	if test "$LIBC_PATH"x = x \|\| ! test -r "$LIBC_PATH"; then	124	if test "$LIBC_PATH"x = x \|\| ! test -r "$LIBC_PATH"; then
86	AC_MSG_ERROR([Unable to determine LIBC PATH])	125	AC_MSG_ERROR([Unable to determine LIBC PATH])
87	fi	126	fi
88	AC_MSG_RESULT([$LIBC_PATH])	127	AC_MSG_RESULT([$LIBC_PATH])
…		…
107	[enable building for multilib setups (default=disabled)]),	146	[enable building for multilib setups (default=disabled)]),
108	[enable_multilib="$enableval"],	147	[enable_multilib="$enableval"],
109	[enable_multilib="no"]	148	[enable_multilib="no"]
110	)	149	)
111		150
112	if test "$enable_multilib"x != xno ; then	151	if test x"$enable_multilib" != xno ; then
113	AC_DEFINE_UNQUOTED([SB_HAVE_MULTILIB], [1], [have multilib enabled system])	152	AC_DEFINE_UNQUOTED([SB_HAVE_MULTILIB], [1], [have multilib enabled system])
114	fi	153	fi
115		154
116	AC_OUTPUT([	155	AC_OUTPUT([
117	Makefile	156	Makefile

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