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#!/bin/sh #
# 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 [ $1 = "-p" ] ; then with_patchlevel=1; shift; fi
compiler="$*" MAJOR=$(echo __GNUC__ | $compiler -E -xc - | tail -n 1) MINOR=$(echo __GNUC_MINOR__ | $compiler -E -xc - | tail -n 1)
if [ "x$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