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fixed usage of grep in Makefile

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when terminal uses colors
as suggested by @danielshir (#1294)
This commit is contained in:
Yann Collet
2018-09-25 16:56:53 -07:00
parent 9bb6c15f79
commit 08f68d83c5
3 changed files with 31 additions and 7 deletions
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Makefile
+4 -2
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@@ -118,6 +118,8 @@ ifneq (,$(filter $(shell uname),Linux Darwin GNU/kFreeBSD GNU OpenBSD FreeBSD Dr
HOST_OS = POSIX
CMAKE_PARAMS = -DZSTD_BUILD_CONTRIB:BOOL=ON -DZSTD_BUILD_STATIC:BOOL=ON -DZSTD_BUILD_TESTS:BOOL=ON -DZSTD_ZLIB_SUPPORT:BOOL=ON -DZSTD_LZMA_SUPPORT:BOOL=ON -DCMAKE_BUILD_TYPE=Release
EGREP = egrep --color=never
# Print a two column output of targets and their description. To add a target description, put a
# comment in the Makefile with the format "## <TARGET>: <DESCRIPTION>". For example:
#
@@ -126,12 +128,12 @@ CMAKE_PARAMS = -DZSTD_BUILD_CONTRIB:BOOL=ON -DZSTD_BUILD_STATIC:BOOL=ON -DZSTD_B
list:
@TARGETS=$$($(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null \
| awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' \
| egrep -v -e '^[^[:alnum:]]' | sort); \
| $(EGREP) -v -e '^[^[:alnum:]]' | sort); \
{ \
printf "Target Name\tDescription\n"; \
printf "%0.s-" {1..16}; printf "\t"; printf "%0.s-" {1..40}; printf "\n"; \
for target in $$TARGETS; do \
line=$$(egrep "^##[[:space:]]+$$target:" $(lastword $(MAKEFILE_LIST))); \
line=$$($(EGREP) "^##[[:space:]]+$$target:" $(lastword $(MAKEFILE_LIST))); \
description=$$(echo $$line | awk '{i=index($$0,":"); print substr($$0,i+1)}' | xargs); \
printf "$$target\t$$description\n"; \
done \