2 # SPDX-License-Identifier: GPL-2.0
4 # clang-version [-p] clang-command
6 # Prints the compiler version of `clang-command' in a canonical 4-digit form
7 # such as `0500' for clang-5.0 etc.
9 # With the -p option, prints the patchlevel as well, for example `050001' for
13 if [ "$1" = "-p" ] ; then
20 if [ ${#compiler} -eq 0 ]; then
21 echo "Error: No compiler specified."
22 printf "Usage:\n\t$0 <clang-command>\n"
26 MAJOR
=$
(echo __clang_major__ |
$compiler -E -x c
- |
tail -n 1)
27 MINOR
=$
(echo __clang_minor__ |
$compiler -E -x c
- |
tail -n 1)
28 if [ "x$with_patchlevel" != "x" ] ; then
29 PATCHLEVEL
=$
(echo __clang_patchlevel__ |
$compiler -E -x c
- |
tail -n 1)
30 printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL
32 printf "%02d%02d\\n" $MAJOR $MINOR