PR 47802 Test for POSIX getpwuid_r

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@170471 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 50 insertions, 0 deletions

diff --git a/libgfortran/configure b/libgfortran/configure
index 9d3c891ca80..834bd8c51be 100755
--- a/libgfortran/configure
+++ b/libgfortran/configure
@@ -25428,6 +25428,56 @@ FPU_HOST_HEADER=config/${fpu_host}.h
 IEEE_FLAGS="${ieee_flags}"
 
 
+
+# Check for POSIX getpwuid_r
+#
+# There are two versions of getpwuid_r, the POSIX one with 5
+# arguments, and another one with 4 arguments used by at least HP-UX
+# 10.2.
+if test "$ac_cv_func_getpwuid_r" = "yes"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking POSIX version of getpwuid_r with 5 arguments" >&5
+$as_echo_n "checking POSIX version of getpwuid_r with 5 arguments... " >&6; }
+if test "${libgfor_cv_posix_getpwuid_r+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+
+   if test x$gcc_no_link = xyes; then
+  as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
+fi
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <pwd.h>
+int
+main ()
+{
+
+    getpwuid_r(0, NULL, NULL, 0, NULL);
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  libgfor_cv_posix_getpwuid_r="yes"
+else
+  libgfor_cv_posix_getpwuid_r="no"
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_posix_getpwuid_r" >&5
+$as_echo "$libgfor_cv_posix_getpwuid_r" >&6; }
+fi
+if test "$libgfor_cv_posix_getpwuid_r" = "yes"; then
+
+$as_echo "#define HAVE_POSIX_GETPWUID_R 1" >>confdefs.h
+
+fi
+
+
 # Check out attribute support.
 
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the target supports hidden visibility" >&5