( 5)

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130586 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index 3701c8000a6d91273210b8935944901c0f87ff26..b64bfa9d3721ba0f67e372a42f02ff65ac2dc00c 100644 (file)
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,9 @@
+2007-12-03  Tom Tromey  <tromey@redhat.com>
+
+       PR preprocessor/34288:
+       * configure.ac, config.in: Rebuilt.
+       * configure.ac: Check for ssize_t.
+
 2007-11-30  Tom Tromey  <tromey@redhat.com>
 
        PR preprocessor/32868:

diff --git a/libcpp/config.in b/libcpp/config.in
index 2b05ba0c401fd8a6e48a2c622031470e13c34a8a..5d52ec1221039e0df667db3c7ca9b053c288a706 100644 (file)
--- a/libcpp/config.in
+++ b/libcpp/config.in
@@ -280,3 +280,6 @@
 
 /* Define to `unsigned' if <sys/types.h> does not define. */
 #undef size_t
+
+/* Define to `int' if <sys/types.h> does not define. */
+#undef ssize_t

diff --git a/libcpp/configure b/libcpp/configure
index 82fd6b55f499beb9d4b82e5bb0387d329dfd7223..5d70aed048757a91b27de336f4c2d01db293bbf9 100755 (executable)
--- a/libcpp/configure
+++ b/libcpp/configure
@@ -4114,6 +4114,72 @@ _ACEOF
 
 fi
 
+echo "$as_me:$LINENO: checking for ssize_t" >&5
+echo $ECHO_N "checking for ssize_t... $ECHO_C" >&6
+if test "${ac_cv_type_ssize_t+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.  */
+$ac_includes_default
+int
+main ()
+{
+if ((ssize_t *) 0)
+  return 0;
+if (sizeof (ssize_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  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_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_ssize_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_ssize_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_ssize_t" >&5
+echo "${ECHO_T}$ac_cv_type_ssize_t" >&6
+if test $ac_cv_type_ssize_t = yes; then
+  :
+else
+
+cat >>confdefs.h <<_ACEOF
+#define ssize_t int
+_ACEOF
+
+fi
+
 echo "$as_me:$LINENO: checking whether struct tm is in sys/time.h or time.h" >&5
 echo $ECHO_N "checking whether struct tm is in sys/time.h or time.h... $ECHO_C" >&6
 if test "${ac_cv_struct_tm+set}" = set; then

diff --git a/libcpp/configure.ac b/libcpp/configure.ac
index 8a23633f4dedde7c2f89999d1e3676f335c4ea0d..40f62715acdd7c4c49e6e724ef65b86d62e2bf71 100644 (file)
--- a/libcpp/configure.ac
+++ b/libcpp/configure.ac
@@ -46,6 +46,7 @@ AC_C_INLINE
 AC_FUNC_OBSTACK
 AC_TYPE_OFF_T
 AC_TYPE_SIZE_T
+AC_CHECK_TYPE(ssize_t, int)
 AC_STRUCT_TM
 AC_CHECK_SIZEOF(int)
 AC_CHECK_SIZEOF(long)