diff options
Diffstat (limited to 'scripts/gcc-version.sh')
| -rw-r--r-- | scripts/gcc-version.sh | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh index 8a1d1879c7a..7f2126df91f 100644 --- a/scripts/gcc-version.sh +++ b/scripts/gcc-version.sh @@ -9,14 +9,23 @@ # gcc-2.95.3, `030301' for gcc-3.3.1, etc. # -if [ $1 = "-p" ] ; then with_patchlevel=1; shift; fi +if [ "$1" = "-p" ] ; then + with_patchlevel=1; + shift; +fi compiler="$*" -MAJOR=$(echo __GNUC__ | $compiler -E -xc - | tail -n 1) -MINOR=$(echo __GNUC_MINOR__ | $compiler -E -xc - | tail -n 1) +if [ ${#compiler} -eq 0 ]; then + echo "Error: No compiler specified." + printf "Usage:\n\t$0 <gcc-command>\n" + exit 1 +fi + +MAJOR=$(echo __GNUC__ | $compiler -E -x c - | tail -n 1) +MINOR=$(echo __GNUC_MINOR__ | $compiler -E -x c - | tail -n 1) if [ "x$with_patchlevel" != "x" ] ; then - PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -xc - | tail -n 1) + PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -x c - | tail -n 1) printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL else printf "%02d%02d\\n" $MAJOR $MINOR |