1 # Global ShellCheck exclusions:
3 # ShellCheck can't follow non-constant source. Use a directive to specify location. [SC1090]
4 # Not following: a was not specified as input (see shellcheck -x). [SC1091]
5 # Prefer putting braces around variable references even when not strictly required. [SC2250]
6 # Consider invoking this command separately to avoid masking its return value (or use '|| true' to ignore). [SC2312]
7 # Command appears to be unreachable. Check usage (or ignore if invoked indirectly). [SC2317]
8 # In POSIX sh, 'local' is undefined. [SC2039] # older ShellCheck versions
9 # In POSIX sh, 'local' is undefined. [SC3043] # newer ShellCheck versions
13 JUST_SHELLCHECK_OPTS = $(addprefix shellcheck-here-,$(subst /,^,$(1)))
14 JUST_CHECKBASHISMS_OPTS = $(addprefix checkbashisms-here-,$(subst /,^,$(1)))
15 SHELLCHECK_OPTS = $(call JUST_SHELLCHECK_OPTS,$(1)) $(call JUST_CHECKBASHISMS_OPTS,$(1))
19 _STGT = $(subst ^,/,$(subst shellcheck-here-,,$@))
22 shellcheck --format=gcc --enable=all --exclude=SC1090,SC1091,SC2039,SC2250,SC2312,SC2317,SC3043 $$([ -n "$(SHELLCHECK_SHELL)" ] && echo "--shell=$(SHELLCHECK_SHELL)") "$$([ -e "$(_STGT)" ] || echo "$(srcdir)/")$(_STGT)"
24 @echo "skipping shellcheck of" $(_STGT) "because shellcheck is not installed"
27 shellcheck: $(SHELLCHECKSCRIPTS) $(call JUST_SHELLCHECK_OPTS,$(SHELLCHECKSCRIPTS))
30 PHONY += checkbashisms
32 # command -v *is* specified by POSIX and every shell in existence supports it
33 _BTGT = $(subst ^,/,$(subst checkbashisms-here-,,$@))
36 ! { [ -n "$(SHELLCHECK_SHELL)" ] && echo '#!/bin/$(SHELLCHECK_SHELL)'; cat "$$([ -e "$(_BTGT)" ] || echo "$(srcdir)/")$(_BTGT)"; } | \
37 checkbashisms -npx 2>&1 | grep -vFe "'command' with option other than -p" -e 'command -v' -e 'any possible bashisms' $(CHECKBASHISMS_IGNORE) >&2
39 @echo "skipping checkbashisms of" $(_BTGT) "because checkbashisms is not installed"
42 checkbashisms: $(SHELLCHECKSCRIPTS) $(call JUST_CHECKBASHISMS_OPTS,$(SHELLCHECKSCRIPTS))