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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], |