opk/read: Only ignore analyzer warnings in new GCC

https://gcc.gnu.org/wiki/StaticAnalyzer

Fixes the following warnings with older GCC versions:

    opkg-opk/opk/read.c: In function ‘_opkg_opk_opk_read_control’:
    opkg-opk/opk/read.c:159:5: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
         "-Wanalyzer-use-of-uninitialized-value"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:187:6: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
          "-Wanalyzer-use-of-uninitialized-value"
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:198:5: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
         "-Wanalyzer-use-of-uninitialized-value"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:222:6: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
          "-Wanalyzer-use-of-uninitialized-value"
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:265:5: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
         "-Wanalyzer-use-of-uninitialized-value"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:282:6: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
          "-Wanalyzer-use-of-uninitialized-value"
          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:290:35: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
     #   pragma GCC diagnostic ignored "-Wanalyzer-file-leak"
                                       ^~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:300:5: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
         "-Wanalyzer-use-of-uninitialized-value"
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    opkg-opk/opk/read.c:313:4: warning: unknown option after ‘#pragma GCC diagnostic’ kind [-Wpragmas]
        "-Wanalyzer-use-of-uninitialized-value"
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

1 files changed, 33 insertions, 14 deletions

diff --git a/opkg-opk/opk/read.c b/opkg-opk/opk/read.c
index ba86c93..7f5b3dd 100644
--- a/opkg-opk/opk/read.c
+++ b/opkg-opk/opk/read.c
@@ -155,8 +155,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 	if (_opkg_opk_opk_read_init_inner(opk) != OPKG_OPK_OK) {
 		if (opk->control_dir != NULL) {
 #			pragma GCC diagnostic push
-#			pragma GCC diagnostic ignored \
-				"-Wanalyzer-use-of-uninitialized-value"
+#			if __GNUC__ >= 11
+#				pragma GCC diagnostic ignored \
+					"-Wanalyzer-use-of-uninitialized-value"
+#			endif
 			free(path);
 #			pragma GCC diagnostic pop
 		}
@@ -183,8 +185,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 			_opkg_opk_opk_read_free_inner(opk);
 			if (opk->control_dir != NULL) {
 #				pragma GCC diagnostic push
-#				pragma GCC diagnostic ignored \
+#				if __GNUC__ >= 11
+#					pragma GCC diagnostic ignored \
 					"-Wanalyzer-use-of-uninitialized-value"
+#				endif
 				free(path);
 #				pragma GCC diagnostic pop
 			}
@@ -194,8 +198,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 		/* Open file for extraction. */
 		if (opk->control_dir != NULL) {
 #			pragma GCC diagnostic push
-#			pragma GCC diagnostic ignored \
-				"-Wanalyzer-use-of-uninitialized-value"
+#			if __GNUC__ >= 11
+#				pragma GCC diagnostic ignored \
+					"-Wanalyzer-use-of-uninitialized-value"
+#			endif
 			if (sprintf(path, "%s/%s", opk->control_dir,
 						member->name) <= 0) {
 				opkg_opk_ustar_member_free(member);
@@ -218,8 +224,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 				opkg_opk_ustar_member_free(member);
 				_opkg_opk_opk_read_free_inner(opk);
 #				pragma GCC diagnostic push
-#				pragma GCC diagnostic ignored \
+#				if __GNUC__ >= 11
+#					pragma GCC diagnostic ignored \
 					"-Wanalyzer-use-of-uninitialized-value"
+#				endif
 				free(path);
 #				pragma GCC diagnostic pop
 				return OPKG_OPK_ERROR;
@@ -261,8 +269,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 				return OPKG_OPK_ERROR;
 			}
 #			pragma GCC diagnostic push
-#			pragma GCC diagnostic ignored \
-				"-Wanalyzer-use-of-uninitialized-value"
+#			if __GNUC__ >= 11
+#				pragma GCC diagnostic ignored \
+					"-Wanalyzer-use-of-uninitialized-value"
+#			endif
 			if (opk->control_dir != NULL && fwrite(buffer, 1, size,
 						fp) != size) {
 				opkg_opk_error(_("Failed to write control file")
@@ -278,8 +288,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 			_opkg_opk_opk_read_free_inner(opk);
 			if (opk->control_dir != NULL) {
 #				pragma GCC diagnostic push
-#				pragma GCC diagnostic ignored \
+#				if __GNUC__ >= 11
+#					pragma GCC diagnostic ignored \
 					"-Wanalyzer-use-of-uninitialized-value"
+#				endif
 #				pragma GCC diagnostic ignored \
 					"-Wmaybe-uninitialized"
 				free(path);
@@ -287,7 +299,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 #				pragma GCC diagnostic pop
 			}
 #			pragma GCC diagnostic push
-#			pragma GCC diagnostic ignored "-Wanalyzer-file-leak"
+#			if __GNUC__ >= 10
+#				pragma GCC diagnostic ignored \
+					"-Wanalyzer-file-leak"
+#			endif
 			return OPKG_OPK_ERROR;
 #			pragma GCC diagnostic pop
 		}
@@ -296,8 +311,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 		/* Close file for extraction. */
 		if (opk->control_dir != NULL) {
 #			pragma GCC diagnostic push
-#			pragma GCC diagnostic ignored \
-				"-Wanalyzer-use-of-uninitialized-value"
+#			if __GNUC__ >= 11
+#				pragma GCC diagnostic ignored \
+					"-Wanalyzer-use-of-uninitialized-value"
+#			endif
 			if (fclose(fp) != 0) {
 				_opkg_opk_opk_read_free_inner(opk);
 				free(path);
@@ -309,8 +326,10 @@ _opkg_opk_opk_read_control(struct opkg_opk_opk *opk)
 	if (opk->control_dir != NULL) {
 		/* Done with path buffer. */
 #		pragma GCC diagnostic push
-#		pragma GCC diagnostic ignored \
-			"-Wanalyzer-use-of-uninitialized-value"
+#		if __GNUC__ >= 11
+#			pragma GCC diagnostic ignored \
+				"-Wanalyzer-use-of-uninitialized-value"
+#		endif
 #		pragma GCC diagnostic ignored \
 			"-Wmaybe-uninitialized"
 		free(path);