From 8895f5d071639e820a9e27eb66e44c3038caccf9 Mon Sep 17 00:00:00 2001
From: Kurt Zeilenga <kurt@openldap.org>
Date: Wed, 3 Mar 1999 21:32:22 +0000
Subject: [PATCH] Add first cut of ctime_r return type test.

---
 build/openldap.m4 | 12 ++++++++
 configure         | 74 ++++++++++++++++++++++++++++++++++-------------
 configure.in      |  3 +-
 3 files changed, 68 insertions(+), 21 deletions(-)

diff --git a/build/openldap.m4 b/build/openldap.m4
index 21171f9abc..eb40345992 100644
--- a/build/openldap.m4
+++ b/build/openldap.m4
@@ -443,6 +443,18 @@ AC_DEFUN(OL_FUNC_CTIME_R_NARGS,
     AC_DEFINE_UNQUOTED(CTIME_R_NARGS, $ol_cv_func_ctime_r_nargs)
   fi
 ])dnl
+dnl --------------------------------------------------------------------
+dnl check return type of ctime_r()
+AC_DEFUN(OL_FUNC_CTIME_R_TYPE,
+ [AC_CACHE_CHECK(return type of ctime_r, ol_cv_func_ctime_r_type,
+   [AC_TRY_COMPILE([#include <time.h>],
+		[int ctime_r();],
+			ol_cv_func_ctime_r_type="int", ol_cv_func_ctime_r_type="charp")
+	])
+  if test $ol_cv_func_ctime_r_type = "int" ; then
+	AC_DEFINE_UNQUOTED(CTIME_R_RETURNS_INT, 1)
+  fi
+])dnl
 dnl ====================================================================
 dnl check no of arguments for gethostbyname_r
 AC_DEFUN(OL_FUNC_GETHOSTBYNAME_R_NARGS,
diff --git a/configure b/configure
index b8a44154b8..e36a8d9f93 100755
--- a/configure
+++ b/configure
@@ -9544,22 +9544,56 @@ echo "$ac_t""$ol_cv_func_ctime_r_nargs" 1>&6
   if test $ol_cv_func_ctime_r_nargs -gt 1 ; then
     cat >> confdefs.h <<EOF
 #define CTIME_R_NARGS $ol_cv_func_ctime_r_nargs
+EOF
+
+  fi
+
+	echo $ac_n "checking return type of ctime_r""... $ac_c" 1>&6
+echo "configure:9553: checking return type of ctime_r" >&5
+if eval "test \"`echo '$''{'ol_cv_func_ctime_r_type'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 9558 "configure"
+#include "confdefs.h"
+#include <time.h>
+int main() {
+int ctime_r();
+; return 0; }
+EOF
+if { (eval echo configure:9565: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ol_cv_func_ctime_r_type="int"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ol_cv_func_ctime_r_type="charp"
+fi
+rm -f conftest*
+	
+fi
+
+echo "$ac_t""$ol_cv_func_ctime_r_type" 1>&6
+  if test $ol_cv_func_ctime_r_type = "int" ; then
+	cat >> confdefs.h <<EOF
+#define CTIME_R_RETURNS_INT 1
 EOF
 
   fi
 
 else
-	ol_cv_func_ctime_r=0
+	ol_cv_func_ctime_r_nargs=0
 fi
 
 if test "$ac_cv_func_gethostbyname_r" = yes ; then
  	echo $ac_n "checking number of arguments of gethostbyname_r""... $ac_c" 1>&6
-echo "configure:9558: checking number of arguments of gethostbyname_r" >&5
+echo "configure:9592: checking number of arguments of gethostbyname_r" >&5
 if eval "test \"`echo '$''{'ol_cv_func_gethostbyname_r_nargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9563 "configure"
+#line 9597 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 		    #include <sys/socket.h>
@@ -9573,7 +9607,7 @@ struct hostent hent; char buffer[BUFSIZE];
 		    return 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9577: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9611: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyname_r_nargs=5
 else
@@ -9585,7 +9619,7 @@ fi
 rm -f conftest*
 		if test $ol_cv_func_gethostbyname_r_nargs = 0 ; then
  			cat > conftest.$ac_ext <<EOF
-#line 9589 "configure"
+#line 9623 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 		    #include <sys/socket.h>
@@ -9600,7 +9634,7 @@ struct hostent hent;struct hostent *rhent;
 		    return 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9604: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9638: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyname_r_nargs=6
 else
@@ -9628,12 +9662,12 @@ fi
  
 if test "$ac_cv_func_gethostbyaddr_r" = yes ; then
  	echo $ac_n "checking number of arguments of gethostbyaddr_r""... $ac_c" 1>&6
-echo "configure:9632: checking number of arguments of gethostbyaddr_r" >&5
+echo "configure:9666: checking number of arguments of gethostbyaddr_r" >&5
 if eval "test \"`echo '$''{'ol_cv_func_gethostbyaddr_r_nargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9637 "configure"
+#line 9671 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 		    #include <sys/socket.h>
@@ -9650,7 +9684,7 @@ struct hostent hent; char buffer[BUFSIZE];
 		    return 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9654: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9688: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyaddr_r_nargs=7
 else
@@ -9662,7 +9696,7 @@ fi
 rm -f conftest*
 		if test $ol_cv_func_gethostbyaddr_r_nargs = 0 ; then
 			cat > conftest.$ac_ext <<EOF
-#line 9666 "configure"
+#line 9700 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 		    #include <sys/socket.h>
@@ -9680,7 +9714,7 @@ struct hostent hent; struct hostent *rhent; char buffer[BUFSIZE];
 		    return 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9684: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9718: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyaddr_r_nargs=8
 else
@@ -9730,12 +9764,12 @@ fi
 for ac_func in getopt tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:9734: checking for $ac_func" >&5
+echo "configure:9768: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9739 "configure"
+#line 9773 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -9758,7 +9792,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9762: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9796: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -9788,13 +9822,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:9792: checking declaration of sys_errlist" >&5
+echo "configure:9826: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 9798 "configure"
+#line 9832 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -9804,7 +9838,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:9808: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9842: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -9825,20 +9859,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:9829: checking existence of sys_errlist" >&5
+echo "configure:9863: checking existence of sys_errlist" >&5
 	if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 9835 "configure"
+#line 9869 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:9842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9876: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_have_sys_errlist=yes
 else
diff --git a/configure.in b/configure.in
index b275a2437b..eda466144a 100644
--- a/configure.in
+++ b/configure.in
@@ -1547,8 +1547,9 @@ AC_CHECK_FUNCS(		\
 
 if test "$ac_cv_func_ctime_r" = yes ; then
 	OL_FUNC_CTIME_R_NARGS
+	OL_FUNC_CTIME_R_TYPE
 else
-	ol_cv_func_ctime_r=0
+	ol_cv_func_ctime_r_nargs=0
 fi
 
 if test "$ac_cv_func_gethostbyname_r" = yes ; then
-- 
2.39.5