blob: 9780efa56980098ad3d3f9c9d544050655faeb82
1 | #!/bin/sh |
2 | # SPDX-License-Identifier: GPL-2.0 |
3 | # |
4 | # clang-version [-p] clang-command |
5 | # |
6 | # Prints the compiler version of `clang-command' in a canonical 4-digit form |
7 | # such as `0500' for clang-5.0 etc. |
8 | # |
9 | # With the -p option, prints the patchlevel as well, for example `050001' for |
10 | # clang-5.0.1 etc. |
11 | # |
12 | |
13 | if [ "$1" = "-p" ] ; then |
14 | with_patchlevel=1; |
15 | shift; |
16 | fi |
17 | |
18 | compiler="$*" |
19 | |
20 | if [ ${#compiler} -eq 0 ]; then |
21 | echo "Error: No compiler specified." |
22 | printf "Usage:\n\t$0 <clang-command>\n" |
23 | exit 1 |
24 | fi |
25 | |
26 | MAJOR=$(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 |
31 | else |
32 | printf "%02d%02d\\n" $MAJOR $MINOR |
33 | fi |
34 |