[eog] EogExifUtil: Fix build with older GCCs

[Felix Riemann <friemann src gnome org>]

commit d91cf5bc7f712d36fbc6dfb1b73130ea489931b1
Author: Felix Riemann <friemann gnome org>
Date:   Wed Mar 29 20:56:11 2017 +0200

    EogExifUtil: Fix build with older GCCs
    
    Older GCCs don't support pragma diagnostic in functions.
    Move the pragmas outside to fix the build with these compilers.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=780675

 src/eog-exif-util.c |   16 ++++++++++------
 1 files changed, 10 insertions(+), 6 deletions(-)
---
diff --git a/src/eog-exif-util.c b/src/eog-exif-util.c
index d75087f..b77a5a2 100644
--- a/src/eog-exif-util.c
+++ b/src/eog-exif-util.c
@@ -95,6 +95,12 @@ _calculate_wday_yday (struct tm *tm)
        tm->tm_yday = tmp_tm.tm_yday;
 }
 
+/* Older GCCs don't support pragma diagnostic inside functions.
+ * Put these here to avoid problems with the strftime format strings
+ * without breaking the build for these older GCCs */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
+
 #ifdef HAVE_STRPTIME
 static gchar *
 eog_exif_util_format_date_with_strptime (const gchar *date, const gchar* format)
@@ -118,11 +124,9 @@ eog_exif_util_format_date_with_strptime (const gchar *date, const gchar* format)
                if (!GPOINTER_TO_BOOLEAN (strptime_updates_wday.retval))
                        _calculate_wday_yday (&tm);
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wformat-nonliteral"
                /* A strftime-formatted string, to display the date the image was taken.  */
                dlen = strftime (tmp_date, DATE_BUF_SIZE * sizeof(gchar), format, &tm);
-#pragma GCC diagnostic pop
+
                new_date = g_strndup (tmp_date, dlen);
        }
 
@@ -156,10 +160,8 @@ eog_exif_util_format_date_by_hand (const gchar *date, const gchar* format)
                tm.tm_sec = result < 6 ? 0 : seconds;
                tm.tm_min = result < 5 ? 0 : minutes;
                tm.tm_hour = result < 4 ? 0 : hour;
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wformat-nonliteral"
+
                dlen = strftime (tmp_date, DATE_BUF_SIZE * sizeof(gchar), format, &tm);
-#pragma GCC diagnostic pop
 
                if (dlen == 0)
                        return NULL;
@@ -170,6 +172,8 @@ eog_exif_util_format_date_by_hand (const gchar *date, const gchar* format)
 }
 #endif /* HAVE_STRPTIME */
 
+#pragma GCC diagnostic pop
+
 /**
  * eog_exif_util_format_date:
  * @date: a date string following Exif specifications