1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
diff -urN source.old//configure source//configure
--- source.old//configure 2009-02-03 16:34:41.000000000 +0000
+++ source//configure 2009-02-06 00:25:49.502205687 +0000
@@ -43860,13 +43860,14 @@
*linux*)
# glibc <= 2.3.2 has a broken getgrouplist
if test "$cross_compiling" = yes; then
- { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-{ { $as_echo "$as_me:$LINENO: error: cannot run test program while cross compiling
-See \`config.log' for more details." >&5
-$as_echo "$as_me: error: cannot run test program while cross compiling
-See \`config.log' for more details." >&2;}
- { (exit 1); exit 1; }; }; }
+# { { $as_echo "$as_me:$LINENO: error: in \`$ac_pwd':" >&5
+#$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+#{ { $as_echo "$as_me:$LINENO: error: cannot run test program while cross compiling
+#See \`config.log' for more details." >&5
+#$as_echo "$as_me: error: cannot run test program while cross compiling
+#See \`config.log' for more details." >&2;}
+# { (exit 1); exit 1; }; }; }
+linux_getgrouplist_ok=no
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
diff -urN source.old//configure.in source//configure.in
--- source.old//configure.in 2009-02-03 16:10:07.000000000 +0000
+++ source//configure.in 2009-02-06 00:23:27.346211236 +0000
@@ -275,6 +275,8 @@
fi
AC_SUBST(BROKEN_CC)
+AC_TRY_COMPILE([],[(void)sizeof(char[-1])],AC_MSG_ERROR([configure's compilation assert doesn't work with $CC]))
+
dnl Check if the C compiler understands -Werror
AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
AC_TRY_RUN_STRICT([
@@ -325,25 +327,11 @@
# a runtime test is needed here
AC_SUBST(PIDL_ARGS)
AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
- AC_TRY_RUN(
+ AC_TRY_COMPILE([],
[
- #include <stdio.h>
enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
- int main(void) {
- enum negative_values v1 = NEGATIVE_VALUE;
- unsigned v2 = NEGATIVE_VALUE;
-
- if (v1 != 0xFFFFFFFF) {
- printf("%u != 0xFFFFFFFF\n", v1);
- return 1;
- }
- if (v2 != 0xFFFFFFFF) {
- printf("%u != 0xFFFFFFFF\n", v2);
- return 1;
- }
-
- return 0;
- }
+ (void)sizeof(char[1-2*( (unsigned)NEGATIVE_VALUE != 0xFFFFFFFF)]);
+ (void)sizeof(char[1-2*((enum negative_values)NEGATIVE_VALUE != 0xFFFFFFFF)]);
],
samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
@@ -1204,22 +1192,12 @@
case "$host_os" in
*linux*)
# glibc <= 2.3.2 has a broken getgrouplist
- AC_TRY_RUN([
-#include <unistd.h>
+ AC_TRY_COMPILE([
#include <sys/utsname.h>
-main() {
- /* glibc up to 2.3 has a broken getgrouplist */
+],[
#if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
- int libc_major = __GLIBC__;
- int libc_minor = __GLIBC_MINOR__;
-
- if (libc_major < 2)
- exit(1);
- if ((libc_major == 2) && (libc_minor <= 3))
- exit(1);
+ (void)sizeof(char[1-2*(__GLIBC__ < 2 || __GLIBC__ == 2 && __GLIBC_MINOR__ <= 3)]);
#endif
- exit(0);
-}
], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
if test x"$linux_getgrouplist_ok" = x"yes"; then
AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
|
