* configure.ac: Fix jpeg version check to work with gcc >= 5.

2 files changed, 15 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index 4abd9d6e047..b578d0867b6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2015-03-23  Andreas Schwab  <schwab@suse.de>
+
+        * configure.ac: Fix jpeg version check to work with gcc >= 5.
+
 2015-01-20  Eli Zaretskii  <eliz@gnu.org>
 
         * configure.ac (HAVE_W32): Abort with error message if
diff --git a/configure.ac b/configure.ac
index 209bae9eef9..dd1ab324688 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3075,10 +3075,12 @@ if test "${opsys}" = "mingw32"; then
   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
   if test "${HAVE_JPEG}" = "yes"; then
     AC_DEFINE(HAVE_JPEG)
-    AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
-        [#include <jpeglib.h>
-         version=JPEG_LIB_VERSION
-],
+    AC_EGREP_CPP([version 6b or later],
+        [#include <jpeglib.h>
+         #if JPEG_LIB_VERSION >= 62
+         version 6b or later
+         #endif
+        ],
         [AC_DEFINE(HAVE_JPEG)],
         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
         HAVE_JPEG=no])
@@ -3094,10 +3096,12 @@ elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then
   AH_TEMPLATE(HAVE_JPEG, [Define to 1 if you have the jpeg library (-ljpeg).])dnl
   if test "${HAVE_JPEG}" = "yes"; then
     AC_DEFINE(HAVE_JPEG)
-    AC_EGREP_CPP([version= *(6[2-9]|[7-9][0-9])],
+    AC_EGREP_CPP([version 6b or later],
         [#include <jpeglib.h>
-         version=JPEG_LIB_VERSION
-],
+         #if JPEG_LIB_VERSION >= 62
+         version 6b or later
+         #endif
+        ],
         [AC_DEFINE(HAVE_JPEG)],
         [AC_MSG_WARN([libjpeg found, but not version 6b or later])
         HAVE_JPEG=no])