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Fix by Bertrand Jacquin <beber AT meleeweb.net>
Gentoo bugreport: https://bugs.gentoo.org/show_bug.cgi?id=373365
Upstream bugreport: https://developer.berlios.de/bugs/?func=detailbug&bug_id=18190&group_id=1208
--- a/configure.in
+++ b/configure.in
@@ -104,32 +104,40 @@
AC_CHECK_FUNCS(flock fcntl uname gethostname sysinfo getdomainname)
AC_CHECK_FUNCS(stricmp random rand snprintf vsnprintf)
-if test "$ac_cv_func_uname" = 'yes'
-then
- AC_MSG_CHECKING([for field domainname in struct utsname])
- AC_TRY_RUN([
- #include <sys/utsname.h>
+AC_CACHE_CHECK([for field domainname in struct utsname], ac_cv_struct_utsname,
+ [AC_TRY_RUN([
+ #include <sys/utsname.h>
- main(int argc, char **argv)
- {
- struct utsname uts;
- uts.domainname[0] = '\0';
- }
- ],
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_STRUCT_UTSNAME_DOMAINNAME),
- AC_MSG_RESULT(no)
- )
-fi
+ main(int argc, char **argv)
+ {
+ struct utsname uts;
+ uts.domainname[0] = '\0';
+ }
+ ],
+ ac_cv_struct_utsname=yes,
+ ac_cv_struct_utsname=no,
+ [AC_MSG_ERROR([cross-compiling,
+ presetting ac_cv_struct_utsname=(yes|no) will help])]
+ )
+])
+AS_VAR_IF(ac_cv_struct_utsname, yes,
+ [AC_DEFINE(HAVE_STRUCT_UTSNAME_DOMAINNAME)],
+)
-AC_MSG_CHECKING([for /dev/urandom])
-if test -c /dev/urandom
-then
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_DEV_URANDOM)
-else
- AC_MSG_RESULT(no)
-fi
+AC_CACHE_CHECK([for /dev/urandom], ac_cv_file__dev_urandom,
+ [AS_IF([test "$cross_compiling" = yes],
+ [AC_MSG_ERROR([cross-compiling,
+ presetting ac_cv_file__dev_urandom=(yes|no) will help])],
+ if test -c /dev/urandom ; then
+ ac_cv_file__dev_urandom=yes
+ else
+ ac_cv_file__dev_urandom=no
+ fi
+ )]
+)
+AS_VAR_IF(ac_cv_file__dev_urandom, yes,
+ [AC_DEFINE(HAVE_DEV_URANDOM)]
+)
dnl Determine PATH setting
echo $ac_n "using the following PATH setting for exec'ed programs... $ac_c" 1>&6
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