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ae0c553c ST |
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 | ||
ae0c553c ST |
13 | compiler="$*" |
14 | ||
469cb737 MY |
15 | if !( $compiler --version | grep -q clang) ; then |
16 | echo 0 | |
ae0c553c ST |
17 | exit 1 |
18 | fi | |
19 | ||
20 | MAJOR=$(echo __clang_major__ | $compiler -E -x c - | tail -n 1) | |
21 | MINOR=$(echo __clang_minor__ | $compiler -E -x c - | tail -n 1) | |
469cb737 MY |
22 | PATCHLEVEL=$(echo __clang_patchlevel__ | $compiler -E -x c - | tail -n 1) |
23 | printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL |