X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=scripts%2Fgcc-version.sh;h=debecb5561c481d8076cb97b36857878e6becb37;hb=681405bfc73a2717ae9b03b2bad465b009106f31;hp=bb4fbeab8320a6bf8001c0c68b9fc91ceecfe764;hpb=1da177e4c3f41524e886b7f1b8a0c1fc7321cac2;p=safe%2Fjmp%2Flinux-2.6

diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh
index bb4fbea..debecb5 100644
--- a/scripts/gcc-version.sh
+++ b/scripts/gcc-version.sh
@@ -1,14 +1,32 @@
 #!/bin/sh
 #
-# gcc-version gcc-command
+# gcc-version [-p] gcc-command
 #
 # Prints the gcc version of `gcc-command' in a canonical 4-digit form
 # such as `0295' for gcc-2.95, `0303' for gcc-3.3, etc.
 #
+# With the -p option, prints the patchlevel as well, for example `029503' for
+# gcc-2.95.3, `030301' for gcc-3.3.1, etc.
+#
+
+if [ "$1" = "-p" ] ; then
+	with_patchlevel=1;
+	shift;
+fi
 
 compiler="$*"
 
+if [ ${#compiler} -eq 0 ]; then
+	echo "Error: No compiler specified."
+	printf "Usage:\n\t$0 <gcc-command>\n"
+	exit 1
+fi
+
 MAJOR=$(echo __GNUC__ | $compiler -E -xc - | tail -n 1)
 MINOR=$(echo __GNUC_MINOR__ | $compiler -E -xc - | tail -n 1)
-printf "%02d%02d\\n" $MAJOR $MINOR
-
+if [ "x$with_patchlevel" != "x" ] ; then
+	PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -xc - | tail -n 1)
+	printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL
+else
+	printf "%02d%02d\\n" $MAJOR $MINOR
+fi