/[path-sandbox]/trunk/configure.ac
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trunk/configure.in Revision 44 trunk/configure.ac Revision 217
1AC_PREREQ(2.59) 1AC_PREREQ([2.59])
2AC_INIT(sandbox, 1.2.1, dev-portage@gentoo.org) 2AC_INIT([sandbox], [1.2.16], [sandbox@gentoo.org])
3AM_INIT_AUTOMAKE 3AM_INIT_AUTOMAKE
4AC_CONFIG_HEADER([config.h]) 4AC_CONFIG_HEADER([config.h])
5 5
6# 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
16dnl Next four lines is a hack to prevent libtool checking for CXX/F77
17m4_undefine([AC_PROG_CXX])
18m4_defun([AC_PROG_CXX],[])
19m4_undefine([AC_PROG_F77])
20m4_defun([AC_PROG_F77],[])
15AC_PROG_LIBTOOL 21AC_PROG_LIBTOOL
16 22
17AC_PREFIX_DEFAULT([/usr]) 23AC_PREFIX_DEFAULT([/usr])
18 24
19# Checks for libraries. 25dnl Checks for libraries.
20# Checks for header files. 26dnl Checks for header files.
21AC_FUNC_ALLOCA 27AC_FUNC_ALLOCA
22AC_HEADER_DIRENT 28AC_HEADER_DIRENT
23AC_HEADER_STDC 29AC_HEADER_STDC
24AC_HEADER_SYS_WAIT 30AC_HEADER_SYS_WAIT
25AC_CHECK_HEADERS([ \ 31AC_CHECK_HEADERS([ \
26fcntl.h limits.h memory.h stddef.h \ 32 fcntl.h limits.h memory.h stddef.h \
27stdlib.h string.h strings.h sys/file.h \ 33 stdlib.h string.h strings.h sys/file.h \
28sys/param.h sys/time.h unistd.h utime.h \ 34 sys/param.h sys/time.h unistd.h utime.h \
29]) 35])
30 36
31# Checks for typedefs, structures, and compiler characteristics. 37dnl Checks for typedefs, structures, and compiler characteristics.
32AC_C_CONST 38AC_C_CONST
33AC_TYPE_UID_T 39AC_TYPE_UID_T
34AC_TYPE_MODE_T 40AC_TYPE_MODE_T
35AC_TYPE_SIZE_T 41AC_TYPE_SIZE_T
36AC_CHECK_TYPES([ptrdiff_t]) 42AC_CHECK_TYPES([ptrdiff_t])
37 43
38# Checks for library functions. 44dnl Checks for library functions.
39AC_FUNC_CHOWN 45AC_FUNC_CHOWN
40AC_FUNC_FORK 46AC_FUNC_FORK
41AC_FUNC_LSTAT 47AC_FUNC_LSTAT
42AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK 48AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK
43AC_FUNC_MALLOC
44AC_FUNC_REALLOC
45AC_TYPE_SIGNAL 49AC_TYPE_SIGNAL
46AC_FUNC_STAT 50AC_FUNC_STAT
47AC_CHECK_FUNCS([ \ 51AC_CHECK_FUNCS([ \
48bzero ftruncate getcwd lchown memmove \ 52 bzero ftruncate getcwd lchown memmove \
49mempcpy memset mkdir pathconf realpath \ 53 mempcpy memset mkdir pathconf realpath \
50rmdir setenv strcasecmp strchr strdup \ 54 rmdir setenv strcasecmp strchr strdup \
51strerror strndup strrchr strspn strstr \ 55 strerror strndup strrchr strspn strstr \
52]) 56])
53 57
54dnl 58dnl uClibc doesn't currently provide dlvsym() so lets
55dnl FIXME: the following needs to be made portable 59dnl verify the toolchain supports it
56dnl 60AC_CHECK_LIB([dl], [dlvsym],
61 [AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])],
62 [AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])]
63)
57 64
58dnl when using libc5, (f)trucate's offset argument type is size_t with 65dnl when using libc5, (f)trucate's offset argument type is size_t with
59dnl libc5, but it's off_t with libc6 (glibc2). 66dnl libc5, but it's off_t with libc6 (glibc2).
60AC_MSG_CHECKING(truncate argument type) 67AC_MSG_CHECKING([truncate argument type])
61if grep -q 'truncate.*size_t' /usr/include/unistd.h ; then 68TRUNC_ARG_TYPE=`echo '#include <unistd.h>' | $CC -E - | grep -q 'truncate.*size_t'`
69if test "$TRUNC_ARG_TYPE"x != x ; then
62 AC_MSG_RESULT(size_t) 70 AC_MSG_RESULT([size_t])
63 AC_DEFINE(TRUNCATE_T, size_t, [truncate arg type]) 71 AC_DEFINE([TRUNCATE_T], [size_t], [truncate arg type])
64else 72else
65 AC_MSG_RESULT(off_t) 73 AC_MSG_RESULT([off_t])
66 AC_DEFINE(TRUNCATE_T, off_t, [truncate arg type]) 74 AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type])
67fi 75fi
68 76
69AC_MSG_CHECKING(Checking libc version) 77dnl Check if we have glibc or clone
78AC_MSG_CHECKING([for glibc])
79AC_TRY_COMPILE([
80#include <features.h>
81], [
82#if !defined(__GLIBC__)
83# error no glibc
84#endif
85
86int main (void)
87{
88 return 0;
89}
90],
91 [have_glibc="yes"],
92 [have_glibc="no"]
93)
94if test x"$have_glibc" = xyes ; then
95 AC_MSG_RESULT([yes])
96else
97 AC_MSG_RESULT([no])
98fi
99AM_CONDITIONAL([HAVE_GLIBC], [test x"$have_glibc" = xyes])
100
101dnl we need to handle symbols differently based upon their version,
102dnl but we have to know which symbols the libc supports first
103AC_MSG_CHECKING([libc path])
70echo "int main(void) { return 0; }" > libctest.c 104echo "int main(void) { return 0; }" > libctest.c
71gcc -Wall -o libctest libctest.c 105$CC -Wall -o libctest libctest.c
72LIBC_VERSION=`ldd libctest | grep libc\\.so | grep -v 'ld-uClibc' | ${AWK} '{print $1}'` 106LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 | \
73LIBC_PATH=`ldd libctest | grep libc\\.so | grep -v 'ld-uClibc' | ${AWK} '{print $3}'` 107 $AWK '/attempt to open/ { if (($4 ~ /libc\.so/) && ($5 == "succeeded")) LIBC = $4; }; END {print LIBC}'`
108rm -f libctest.c
109if test "$LIBC_PATH"x = x || ! test -r "$LIBC_PATH"; then
110 AC_MSG_ERROR([Unable to determine LIBC PATH])
111fi
112AC_MSG_RESULT([$LIBC_PATH])
113AC_SUBST([LIBC_PATH])
114
115dnl when intercepting libc calls, we have to know the name of the
116dnl libc to load and search with dl*() calls
117AC_MSG_CHECKING([libc version])
118dnl the sed script at the end here looks funny but it's ok ...
119dnl they're m4 escape sequences for left and right brackets
120LIBC_VERSION=`readelf -d libctest | grep NEEDED.*libc\\.so | $AWK '{print $NF}' | sed -e 's:\@<:@::' -e 's:\@:>@::'`
121if test "$LIBC_VERSION"x = x ; then
122 AC_MSG_ERROR([Unable to determine LIBC VERSION])
123fi
74rm -f libctest 124rm -f libctest
75AC_SUBST(LIBC_VERSION)
76AC_SUBST(LIBC_PATH)
77AC_MSG_RESULT(${LIBC_VERSION}) 125AC_MSG_RESULT([$LIBC_VERSION])
126AC_DEFINE_UNQUOTED([LIBC_VERSION], ["$LIBC_VERSION"], [name of libc to hook into])
78 127
79AC_OUTPUT([Makefile]) 128dnl check if we have 32bit or 64bit output
129AC_ARG_ENABLE([multilib],
130 AS_HELP_STRING([--enable-multilib],
131 [enable building for multilib setups (default=disabled)]),
132 [enable_multilib="$enableval"],
133 [enable_multilib="no"]
134)
135
136if test x"$enable_multilib" != xno ; then
137 AC_DEFINE_UNQUOTED([SB_HAVE_MULTILIB], [1], [have multilib enabled system])
138fi
139
140AC_OUTPUT([
141 Makefile
142 scripts/Makefile
143 data/Makefile
144 src/Makefile
145])

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