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

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trunk/configure.in Revision 181 trunk/configure.ac Revision 232
1AC_PREREQ([2.59]) 1AC_PREREQ([2.59])
2AC_INIT([sandbox], [1.2.14], [sandbox@gentoo.org]) 2AC_INIT([sandbox], [1.2.17], [sandbox@gentoo.org])
3AM_INIT_AUTOMAKE 3AM_INIT_AUTOMAKE
4AC_CONFIG_HEADER([config.h]) 4AC_CONFIG_HEADER([config.h])
5 5
6dnl Checks for programs. 6dnl Checks for programs.
7AC_PROG_CC 7AC_PROG_CC
8AC_ISC_POSIX 8AC_ISC_POSIX
9AC_PROG_INSTALL 9AC_PROG_INSTALL
10AC_PROG_MAKE_SET 10AC_PROG_MAKE_SET
11AC_PROG_AWK 11AC_PROG_AWK
12AC_CHECK_PROGS([READELF], [readelf], [false])
12 13
13AC_ENABLE_SHARED 14AC_ENABLE_SHARED
14AC_DISABLE_STATIC 15AC_DISABLE_STATIC
15dnl Next four lines is a hack to prevent libtool checking for CXX/F77 16dnl Next four lines is a hack to prevent libtool checking for CXX/F77
16m4_undefine([AC_PROG_CXX]) 17m4_undefine([AC_PROG_CXX])
43dnl Checks for library functions. 44dnl Checks for library functions.
44AC_FUNC_CHOWN 45AC_FUNC_CHOWN
45AC_FUNC_FORK 46AC_FUNC_FORK
46AC_FUNC_LSTAT 47AC_FUNC_LSTAT
47AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK 48AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK
48AC_FUNC_MALLOC
49AC_FUNC_REALLOC
50AC_TYPE_SIGNAL 49AC_TYPE_SIGNAL
51AC_FUNC_STAT 50AC_FUNC_STAT
52AC_CHECK_FUNCS([ \ 51AC_CHECK_FUNCS([ \
53 bzero ftruncate getcwd lchown memmove \ 52 bzero ftruncate getcwd lchown memmove \
54 mempcpy memset mkdir pathconf realpath \ 53 memcpy memset mkdir pathconf realpath \
55 rmdir setenv strcasecmp strchr strdup \ 54 rmdir setenv strcasecmp strchr strdup \
56 strerror strndup strrchr strspn strstr \ 55 strerror strndup strrchr strspn strstr \
57]) 56])
58 57
58dnl Some libc's like those on bsd have dlopen() in libc, and not libdl
59AC_CHECK_LIB([dl], [dlopen],
60 [have_libdl="yes"],
61 [have_libdl="no"]
62)
63if test x"$have_libdl" = xyes ; then
64 LIBDL="-ldl"
65 AC_SUBST([LIBDL])
66 DL_LIB="dl"
67else
68 DL_LIB="c"
69 AC_CHECK_LIB([c], [dlopen],
70 [],
71 [AC_MSG_ERROR([Unable to determine library providing dlopen])]
72 )
73fi
74
59dnl uClibc doesn't currently provide dlvsym() so lets 75dnl uClibc doesn't currently provide dlvsym() so lets
60dnl verify the toolchain supports it 76dnl verify the toolchain supports it
61AC_CHECK_LIB(dl, dlvsym, 77AC_CHECK_LIB([$DL_LIB], [dlvsym],
62 [AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])], 78 [AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])],
63 [AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])] 79 [AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])]
64) 80)
65 81
66dnl when using libc5, (f)trucate's offset argument type is size_t with 82dnl when using libc5, (f)trucate's offset argument type is size_t with
73else 89else
74 AC_MSG_RESULT([off_t]) 90 AC_MSG_RESULT([off_t])
75 AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type]) 91 AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type])
76fi 92fi
77 93
94dnl Check if libc provides RTLD_NEXT
95AC_MSG_CHECKING([for RTLD_NEXT])
96AC_TRY_COMPILE([
97#define _GNU_SOURCE
98#include <dlfcn.h>
99], [
100#if !defined(RTLD_NEXT)
101# error no RTLD_NEXT
102#endif
103
104int
105main (void)
106{
107 return 0;
108}
109],
110 [have_rtld_next="yes"],
111 [have_rtld_next="no"]
112)
113AC_MSG_RESULT([$have_rtld_next])
114AM_CONDITIONAL([HAVE_RTLD_NEXT], [test x"$have_rtld_next" = xyes])
115
78dnl we need to handle symbols differently based upon their version, 116dnl we need to handle symbols differently based upon their version,
79dnl but we have to know which symbols the libc supports first 117dnl but we have to know which symbols the libc supports first
80AC_MSG_CHECKING([libc path]) 118AC_MSG_CHECKING([libc path])
81echo "int main(void) { return 0; }" > libctest.c 119echo "int main(void) { return 0; }" > libctest.c
82$CC -Wall -o libctest libctest.c 120$CC -Wall -o libctest libctest.c
83LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 | \ 121LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 | \
84 $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 = $4; }; END {print LIBC}'`
85rm -f libctest.c 123rm -f libctest.c
86if test "$LIBC_PATH"x = x ; then 124if test "$LIBC_PATH"x = x || ! test -r "$LIBC_PATH"; then
87 AC_MSG_ERROR([Unable to determine LIBC PATH]) 125 AC_MSG_ERROR([Unable to determine LIBC PATH])
88fi 126fi
89AC_MSG_RESULT([$LIBC_PATH]) 127AC_MSG_RESULT([$LIBC_PATH])
90AC_SUBST([LIBC_PATH]) 128AC_SUBST([LIBC_PATH])
91 129
108 [enable building for multilib setups (default=disabled)]), 146 [enable building for multilib setups (default=disabled)]),
109 [enable_multilib="$enableval"], 147 [enable_multilib="$enableval"],
110 [enable_multilib="no"] 148 [enable_multilib="no"]
111) 149)
112 150
113if test "$enable_multilib"x != xno ; then 151if test x"$enable_multilib" != xno ; then
114 AC_DEFINE_UNQUOTED([SB_HAVE_MULTILIB], [1], [have multilib enabled system]) 152 AC_DEFINE_UNQUOTED([SB_HAVE_MULTILIB], [1], [have multilib enabled system])
115fi 153fi
116 154
117AC_OUTPUT([Makefile data/Makefile src/Makefile]) 155AC_OUTPUT([
156 Makefile
157 scripts/Makefile
158 data/Makefile
159 src/Makefile
160])

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