diff options
Diffstat (limited to 'scripts/gcc-version.sh')
-rwxr-xr-x | scripts/gcc-version.sh | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/scripts/gcc-version.sh b/scripts/gcc-version.sh index 11bb909845e7..ae353432539b 100755 --- a/scripts/gcc-version.sh +++ b/scripts/gcc-version.sh | |||
@@ -1,33 +1,20 @@ | |||
1 | #!/bin/sh | 1 | #!/bin/sh |
2 | # SPDX-License-Identifier: GPL-2.0 | 2 | # SPDX-License-Identifier: GPL-2.0 |
3 | # | 3 | # |
4 | # gcc-version [-p] gcc-command | 4 | # gcc-version gcc-command |
5 | # | ||
6 | # Prints the gcc version of `gcc-command' in a canonical 4-digit form | ||
7 | # such as `0295' for gcc-2.95, `0303' for gcc-3.3, etc. | ||
8 | # | ||
9 | # With the -p option, prints the patchlevel as well, for example `029503' for | ||
10 | # gcc-2.95.3, `030301' for gcc-3.3.1, etc. | ||
11 | # | 5 | # |
12 | 6 | # Print the gcc version of `gcc-command' in a 5 or 6-digit form | |
13 | if [ "$1" = "-p" ] ; then | 7 | # such as `29503' for gcc-2.95.3, `30301' for gcc-3.3.1, etc. |
14 | with_patchlevel=1; | ||
15 | shift; | ||
16 | fi | ||
17 | 8 | ||
18 | compiler="$*" | 9 | compiler="$*" |
19 | 10 | ||
20 | if [ ${#compiler} -eq 0 ]; then | 11 | if [ ${#compiler} -eq 0 ]; then |
21 | echo "Error: No compiler specified." | 12 | echo "Error: No compiler specified." >&2 |
22 | printf "Usage:\n\t$0 <gcc-command>\n" | 13 | printf "Usage:\n\t$0 <gcc-command>\n" >&2 |
23 | exit 1 | 14 | exit 1 |
24 | fi | 15 | fi |
25 | 16 | ||
26 | MAJOR=$(echo __GNUC__ | $compiler -E -x c - | tail -n 1) | 17 | MAJOR=$(echo __GNUC__ | $compiler -E -x c - | tail -n 1) |
27 | MINOR=$(echo __GNUC_MINOR__ | $compiler -E -x c - | tail -n 1) | 18 | MINOR=$(echo __GNUC_MINOR__ | $compiler -E -x c - | tail -n 1) |
28 | if [ "x$with_patchlevel" != "x" ] ; then | 19 | PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -x c - | tail -n 1) |
29 | PATCHLEVEL=$(echo __GNUC_PATCHLEVEL__ | $compiler -E -x c - | tail -n 1) | 20 | printf "%d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL |
30 | printf "%02d%02d%02d\\n" $MAJOR $MINOR $PATCHLEVEL | ||
31 | else | ||
32 | printf "%02d%02d\\n" $MAJOR $MINOR | ||
33 | fi | ||