Fix Linux build vs strlcpy (#4008)

git-svn-id: http://svn.osgeo.org/mapserver/branches/branch-5-4@12618 7532c77e-422f-0410-93f4-f0b67bdd69e2

HISTORY.TXT

@@ -81,6 +81,8 @@ Other Fixes:
 
 - Fixed build issue with PHP_REGEX_INC in mapscript/php3/Makefile.in (#3078)
 
+- Fixes to support latest PROJ versions (#4008)
+
 Version 5.4.2 (2009-07-23):
 ---------------------------
 

configure

@@ -4435,6 +4435,102 @@ else
   STRINGS="-DNEED_STRLCAT $STRINGS"
 fi
 
+echo "$as_me:$LINENO: checking for strlcpy" >&5
+echo $ECHO_N "checking for strlcpy... $ECHO_C" >&6
+if test "${ac_cv_func_strlcpy+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define strlcpy to an innocuous variant, in case <limits.h> declares strlcpy.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define strlcpy innocuous_strlcpy
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char strlcpy (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef strlcpy
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char strlcpy ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_strlcpy) || defined (__stub___strlcpy)
+choke me
+#else
+char (*f) () = strlcpy;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != strlcpy;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_func_strlcpy=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_func_strlcpy=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_strlcpy" >&5
+echo "${ECHO_T}$ac_cv_func_strlcpy" >&6
+if test $ac_cv_func_strlcpy = yes; then
+  :
+else
+  STRINGS="-DNEED_STRLCPY $STRINGS"
+fi
+
 echo "$as_me:$LINENO: checking for vsnprintf" >&5
 echo $ECHO_N "checking for vsnprintf... $ECHO_C" >&6
 if test "${ac_cv_func_vsnprintf+set}" = set; then

configure.in

@@ -70,6 +70,7 @@ AC_CHECK_FUNC(strdup, ,      STRINGS="-DNEED_STRDUP $STRINGS")
 AC_CHECK_FUNC(strrstr, ,      STRINGS="-DNEED_STRRSTR $STRINGS")
 AC_CHECK_FUNC(strcasestr, ,      STRINGS="-DNEED_STRCASESTR $STRINGS")
 AC_CHECK_FUNC(strlcat, ,      STRINGS="-DNEED_STRLCAT $STRINGS")
+AC_CHECK_FUNC(strlcpy, ,      STRINGS="-DNEED_STRLCPY $STRINGS")
 AC_CHECK_FUNC(vsnprintf, STRINGS="-DHAVE_VSNPRINTF $STRINGS", )
 AC_SUBST(STRINGS, $STRINGS)