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-rw-r--r--cfg.mk6
1 files changed, 5 insertions, 1 deletions
diff --git a/cfg.mk b/cfg.mk
index 988ad62dd..91045b852 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -245,7 +245,11 @@ FILTER_LONG_LINES = \
\|^[^:]*tests/misc/sha[0-9]*sum.*\.pl[-:]| d; \
\|^[^:]*tests/pr/|{ \|^[^:]*tests/pr/pr-tests:| !d; };
sc_long_lines:
- @files=$$($(VC_LIST_EXCEPT) | xargs wc -L | sed -rn '/ total$$/d;\
+ @wc -L /dev/null >/dev/null 2>/dev/null \
+ || { echo "$@: skipping: wc -L not supported"; exit 0; }; \
+ sed -r 1q /dev/null 2>/dev/null \
+ || { echo "$@: skipping: sed -r not supported"; exit 0; }; \
+ files=$$($(VC_LIST_EXCEPT) | xargs wc -L | sed -rn '/ total$$/d;\
s/^ *(8[1-9]|9[0-9]|[0-9]\{3,\}) //p'); \
halt='line(s) with more than 80 characters; reindent'; \
for file in $$files; do \