| 1 | AC_PREREQ(2.59) |
1 | AC_PREREQ([2.59]) |
| 2 | AC_INIT(sandbox, 1.2.14, dev-portage@gentoo.org) |
2 | AC_INIT([sandbox], [1.2.14], [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 |
| … | |
… | |
| 26 | AC_FUNC_ALLOCA |
26 | AC_FUNC_ALLOCA |
| 27 | AC_HEADER_DIRENT |
27 | AC_HEADER_DIRENT |
| 28 | AC_HEADER_STDC |
28 | AC_HEADER_STDC |
| 29 | AC_HEADER_SYS_WAIT |
29 | AC_HEADER_SYS_WAIT |
| 30 | AC_CHECK_HEADERS([ \ |
30 | AC_CHECK_HEADERS([ \ |
| 31 | fcntl.h limits.h memory.h stddef.h \ |
31 | fcntl.h limits.h memory.h stddef.h \ |
| 32 | stdlib.h string.h strings.h sys/file.h \ |
32 | stdlib.h string.h strings.h sys/file.h \ |
| 33 | sys/param.h sys/time.h unistd.h utime.h \ |
33 | sys/param.h sys/time.h unistd.h utime.h \ |
| 34 | ]) |
34 | ]) |
| 35 | |
35 | |
| 36 | dnl Checks for typedefs, structures, and compiler characteristics. |
36 | dnl Checks for typedefs, structures, and compiler characteristics. |
| 37 | AC_C_CONST |
37 | AC_C_CONST |
| 38 | AC_TYPE_UID_T |
38 | AC_TYPE_UID_T |
| … | |
… | |
| 48 | AC_FUNC_MALLOC |
48 | AC_FUNC_MALLOC |
| 49 | AC_FUNC_REALLOC |
49 | AC_FUNC_REALLOC |
| 50 | AC_TYPE_SIGNAL |
50 | AC_TYPE_SIGNAL |
| 51 | AC_FUNC_STAT |
51 | AC_FUNC_STAT |
| 52 | AC_CHECK_FUNCS([ \ |
52 | AC_CHECK_FUNCS([ \ |
| 53 | bzero ftruncate getcwd lchown memmove \ |
53 | bzero ftruncate getcwd lchown memmove \ |
| 54 | mempcpy memset mkdir pathconf realpath \ |
54 | mempcpy memset mkdir pathconf realpath \ |
| 55 | rmdir setenv strcasecmp strchr strdup \ |
55 | rmdir setenv strcasecmp strchr strdup \ |
| 56 | strerror strndup strrchr strspn strstr \ |
56 | strerror strndup strrchr strspn strstr \ |
| 57 | ]) |
57 | ]) |
| 58 | |
58 | |
| 59 | dnl uClibc doesn't currently provide dlvsym() so lets |
59 | dnl uClibc doesn't currently provide dlvsym() so lets |
| 60 | dnl verify the toolchain supports it |
60 | dnl verify the toolchain supports it |
| 61 | AC_CHECK_LIB(dl, dlvsym, |
61 | AC_CHECK_LIB(dl, dlvsym, |
| 62 | [AC_DEFINE(HAVE_DLVSYM, 1, [libdl supports dlvsym])], |
62 | [AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])], |
| 63 | [AC_DEFINE(HAVE_DLVSYM, 0, [libdl does not support dlvsym])] |
63 | [AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])] |
| 64 | ) |
64 | ) |
| 65 | |
65 | |
| 66 | dnl when using libc5, (f)trucate's offset argument type is size_t with |
66 | dnl when using libc5, (f)trucate's offset argument type is size_t with |
| 67 | dnl libc5, but it's off_t with libc6 (glibc2). |
67 | dnl libc5, but it's off_t with libc6 (glibc2). |
| 68 | AC_MSG_CHECKING(truncate argument type) |
68 | AC_MSG_CHECKING([truncate argument type]) |
| 69 | if echo '#include <unistd.h>' | $CC -E - | grep -q 'truncate.*size_t' ; then |
69 | TRUNC_ARG_TYPE=`echo '#include <unistd.h>' | $CC -E - | grep -q 'truncate.*size_t'` |
|
|
70 | if test "$TRUNC_ARG_TYPE"x != x ; then |
| 70 | AC_MSG_RESULT(size_t) |
71 | AC_MSG_RESULT([size_t]) |
| 71 | AC_DEFINE(TRUNCATE_T, size_t, [truncate arg type]) |
72 | AC_DEFINE([TRUNCATE_T], [size_t], [truncate arg type]) |
| 72 | else |
73 | else |
| 73 | AC_MSG_RESULT(off_t) |
74 | AC_MSG_RESULT([off_t]) |
| 74 | AC_DEFINE(TRUNCATE_T, off_t, [truncate arg type]) |
75 | AC_DEFINE([TRUNCATE_T], [off_t], [truncate arg type]) |
| 75 | fi |
76 | fi |
| 76 | |
77 | |
| 77 | dnl we need to handle symbols differently based upon their version, |
78 | dnl we need to handle symbols differently based upon their version, |
| 78 | dnl but we have to know which symbols the libc supports first |
79 | dnl but we have to know which symbols the libc supports first |
| 79 | AC_MSG_CHECKING(libc path) |
80 | AC_MSG_CHECKING([libc path]) |
| 80 | echo "int main(void) { return 0; }" > libctest.c |
81 | echo "int main(void) { return 0; }" > libctest.c |
| 81 | $CC -Wall -o libctest libctest.c |
82 | $CC -Wall -o libctest libctest.c |
| 82 | LIBC_PATH=`$CC $CFLAGS -Wl,-verbose -o libctest libctest.c 2>&1 | \ |
83 | LIBC_PATH=`$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}'` |
84 | $AWK '/attempt to open/ { if (($4 ~ /libc\.so/) && ($5 == "succeeded")) LIBC = $4; }; END {print LIBC}'` |
| 84 | rm -f libctest.c |
85 | rm -f libctest.c |
| 85 | if test "$LIBC_PATH"x = x ; then |
86 | if test "$LIBC_PATH"x = x ; then |
| 86 | AC_MSG_ERROR(Unable to determine LIBC PATH) |
87 | AC_MSG_ERROR([Unable to determine LIBC PATH]) |
| 87 | fi |
88 | fi |
| 88 | AC_MSG_RESULT($LIBC_PATH) |
89 | AC_MSG_RESULT([$LIBC_PATH]) |
| 89 | AC_SUBST(LIBC_PATH) |
90 | AC_SUBST([LIBC_PATH]) |
| 90 | |
91 | |
| 91 | dnl when intercepting libc calls, we have to know the name of the |
92 | dnl when intercepting libc calls, we have to know the name of the |
| 92 | dnl libc to load and search with dl*() calls |
93 | dnl libc to load and search with dl*() calls |
| 93 | AC_MSG_CHECKING(libc version) |
94 | AC_MSG_CHECKING([libc version]) |
| 94 | dnl the sed script at the end here looks funny but it's ok ... |
95 | dnl the sed script at the end here looks funny but it's ok ... |
| 95 | dnl they're m4 escape sequences for left and right brackets |
96 | dnl they're m4 escape sequences for left and right brackets |
| 96 | LIBC_VERSION=`readelf -d libctest | grep NEEDED.*libc\\.so | $AWK '{print $NF}' | sed -e 's:\@<:@::' -e 's:\@:>@::'` |
97 | LIBC_VERSION=`readelf -d libctest | grep NEEDED.*libc\\.so | $AWK '{print $NF}' | sed -e 's:\@<:@::' -e 's:\@:>@::'` |
| 97 | if test "$LIBC_VERSION"x = x ; then |
98 | if test "$LIBC_VERSION"x = x ; then |
| 98 | AC_MSG_ERROR(Unable to determine LIBC VERSION) |
99 | AC_MSG_ERROR([Unable to determine LIBC VERSION]) |
| 99 | fi |
100 | fi |
| 100 | AC_MSG_RESULT($LIBC_VERSION) |
101 | AC_MSG_RESULT([$LIBC_VERSION]) |
| 101 | AC_DEFINE_UNQUOTED(LIBC_VERSION, "$LIBC_VERSION", [name of libc to hook into]) |
102 | AC_DEFINE_UNQUOTED([LIBC_VERSION], ["$LIBC_VERSION"], [name of libc to hook into]) |
| 102 | |
103 | |
| 103 | dnl check if we have 32bit or 64bit output |
104 | dnl check if we have 32bit or 64bit output |
| 104 | AC_MSG_CHECKING([output abi]) |
105 | AC_MSG_CHECKING([output abi]) |
| 105 | OUTPUT_ABI=`file libctest | grep 'ELF 64-bit LSB'` |
106 | OUTPUT_ABI=`file libctest | grep 'ELF 64-bit LSB'` |
| 106 | if test "$OUTPUT_ABI"x = x ; then |
107 | if test "$OUTPUT_ABI"x = x ; then |
| 107 | OUTPUT_ABI="ELF 32-bit LSB" |
108 | OUTPUT_ABI="ELF 32-bit LSB" |
| 108 | else |
109 | else |
| 109 | OUTPUT_ABI="ELF 64-bit LSB" |
110 | OUTPUT_ABI="ELF 64-bit LSB" |
| 110 | AC_DEFINE_UNQUOTED([SB_HAVE_64BIT_ARCH], "1", [have 64-bit abi]) |
111 | AC_DEFINE_UNQUOTED([SB_HAVE_64BIT_ARCH], ["1"], [have 64-bit abi]) |
| 111 | fi |
112 | fi |
| 112 | AC_MSG_RESULT([$OUTPUT_ABI]) |
113 | AC_MSG_RESULT([$OUTPUT_ABI]) |
| 113 | rm -f libctest |
114 | rm -f libctest |
| 114 | |
115 | |
| 115 | AC_OUTPUT([Makefile data/Makefile src/Makefile]) |
116 | AC_OUTPUT([Makefile data/Makefile src/Makefile]) |
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