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| author | Chris Packham <judge.packham@gmail.com> | 2021-12-29 15:20:57 +1300 |
|---|---|---|
| committer | Chris Packham <judge.packham@gmail.com> | 2022-01-10 13:33:53 +1300 |
| commit | ade8c04d144a2955e52c777e961a26ffbbf42c25 (patch) | |
| tree | fbfa945ac0c690c2a5ed3ee8e489b70f37fbbc57 /configure.ac | |
| parent | 584e57e888fd652ff6228c1dbdff18556149c7cb (diff) | |
| download | crosstool-ng-ade8c04d144a2955e52c777e961a26ffbbf42c25.tar.gz crosstool-ng-ade8c04d144a2955e52c777e961a26ffbbf42c25.tar.bz2 crosstool-ng-ade8c04d144a2955e52c777e961a26ffbbf42c25.zip | |
configure.ac: Check that patch supports --no-backup-if-mismatch
BSD patch does not support --no-backup-if-mismatch. When we detect patch
check that it supports the option we use.
Fixes: #1577
Signed-off-by: Chris Packham <judge.packham@gmail.com>
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 8736fe16..312f5e58 100644 --- a/configure.ac +++ b/configure.ac @@ -169,6 +169,12 @@ CTNG_CPU_COUNT CTNG_PATH_TOOL_REQ([PATCH], [gpatch patch], [patch]) +# Ensure the detected patch supports --no-backup-if-mismatch (BSD patch does not) +AC_MSG_CHECKING([whether patch supports --no-backup-if-mismatch]) +AS_IF([$PATCH --no-backup-if-mismatch </dev/null >/dev/null 2>&1], + AC_MSG_RESULT([yes]), + AC_MSG_ERROR([$PATCH does not support --no-backup-if-mismatch])) + # We need a bash that is >= 3.1 CTNG_PROG_VERSION_REQ_STRICT([BASH_SHELL], [GNU bash >= 3.1], |