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