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Commit b9c3b8d6 by Krzysztof Woś
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Exit with an error if re2c is not available

Instead of overwriting src/json.hpp with an empty file
parent 86579209
Showing with 4 additions and 1 deletion
Makefile
.PHONY: pretty clean ChangeLog.md .PHONY: pretty clean ChangeLog.md
# used programs # used programs
RE2C = re2c RE2C := $(shell command -v re2c 2> /dev/null)
SED = sed SED = sed
# main target # main target
...@@ -185,6 +185,9 @@ clang_sanitize: clean ...@@ -185,6 +185,9 @@ clang_sanitize: clean
# create scanner with re2c # create scanner with re2c
re2c: src/json.hpp.re2c re2c: src/json.hpp.re2c
ifndef RE2C
$(error "re2c is not available, please install re2c")
endif
$(RE2C) -W --utf-8 --encoding-policy fail --bit-vectors --nested-ifs --no-debug-info $< | $(SED) '1d' > src/json.hpp $(RE2C) -W --utf-8 --encoding-policy fail --bit-vectors --nested-ifs --no-debug-info $< | $(SED) '1d' > src/json.hpp
# pretty printer # pretty printer
......
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