1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
|
dnl * Check for crypt() if unistd.h compiles with _XOPEN_SOURCE + _XPG6
dnl * Add other macros there too "just in case".
AC_DEFUN([DOVECOT_CRYPT_XPG6], [
AC_CACHE_CHECK([if we should use _XPG6 macro for crypt()],i_cv_use_xpg6_crypt,[
AC_TRY_COMPILE([
#define _XOPEN_SOURCE 4
#define _XOPEN_SOURCE_EXTENDED 1
#define _XOPEN_VERSION 4
#define _XPG4_2
#define _XPG6
#include <unistd.h>
], [
crypt("a", "b");
], [
i_cv_use_xpg6_crypt=yes
], [
i_cv_use_xpg6_crypt=no
])
])
if test $i_cv_use_xpg6_crypt = yes; then
AC_DEFINE(CRYPT_USE_XPG6,, [Define if _XPG6 macro is needed for crypt()])
fi
])
|
