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-rw-r--r--top/maint.mk135
1 files changed, 86 insertions, 49 deletions
diff --git a/top/maint.mk b/top/maint.mk
index cce0628fd5..4087490ef3 100644
--- a/top/maint.mk
+++ b/top/maint.mk
@@ -302,32 +302,46 @@ define _sc_search_regexp
fi; \
\
: Filter by content; \
- test -n "$$files" && test -n "$$containing" \
- && { files=$$(grep -l "$$containing" $$files); } || :; \
- test -n "$$files" && test -n "$$non_containing" \
- && { files=$$(grep -vl "$$non_containing" $$files); } || :; \
+ test -n "$$files" \
+ && test -n "$$containing" \
+ && { files=$$(echo "$$files" | xargs grep -l "$$containing"); } \
+ || :; \
+ test -n "$$files" \
+ && test -n "$$non_containing" \
+ && { files=$$(echo "$$files" | xargs grep -vl "$$non_containing"); } \
+ || :; \
\
: Check for the construct; \
if test -n "$$files"; then \
if test -n "$$prohibit"; then \
- grep $$with_grep_options $(_ignore_case) -nE "$$prohibit" $$files \
+ echo "$$files"
+ | xargs grep $$with_grep_options $(_ignore_case) -nE \
+ "$$prohibit" /dev/null \
| grep -vE "$${exclude:-^$$}" \
- && { msg="$$halt" $(_sc_say_and_exit) } || :; \
+ && { msg="$$halt" $(_sc_say_and_exit) } \
+ || :; \
else \
- grep $$with_grep_options $(_ignore_case) -LE "$$require" $$files \
- | grep . \
- && { msg="$$halt" $(_sc_say_and_exit) } || :; \
+ echo "$$files" \
+ | xargs \
+ grep $$with_grep_options $(_ignore_case) -LE "$$require" \
+ | grep . \
+ && { msg="$$halt" $(_sc_say_and_exit) } \
+ || :; \
fi \
else :; \
fi || :;
endef
sc_avoid_if_before_free:
- @$(srcdir)/$(_build-aux)/useless-if-before-free \
- $(useless_free_options) \
- $$($(VC_LIST_EXCEPT) | grep -v useless-if-before-free) && \
- { echo '$(ME): found useless "if" before "free" above' 1>&2; \
- exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | grep -v useless-if-before-free \
+ | xargs \
+ $(srcdir)/$(_build-aux)/useless-if-before-free \
+ $(useless_free_options) \
+ && { printf '$(ME): found useless "if"' \
+ ' before "free" above\n' 1>&2; \
+ exit 1; } \
+ || :
sc_cast_of_argument_to_free:
@prohibit='\<free *\( *\(' halt="don't cast free argument" \
@@ -399,25 +413,31 @@ sc_error_exit_success:
# "FATAL:" should be fully upper-cased in error messages
# "WARNING:" should be fully upper-cased, or fully lower-cased
sc_error_message_warn_fatal:
- @grep -nEA2 '[^rp]error *\(' $$($(VC_LIST_EXCEPT)) \
- | grep -E '"Warning|"Fatal|"fatal' && \
- { echo '$(ME): use FATAL, WARNING or warning' 1>&2; \
- exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | xargs grep -nEA2 '[^rp]error *\(' /dev/null \
+ | grep -E '"Warning|"Fatal|"fatal' \
+ && { echo '$(ME): use FATAL, WARNING or warning' 1>&2; \
+ exit 1; } \
+ || :
# Error messages should not start with a capital letter
sc_error_message_uppercase:
- @grep -nEA2 '[^rp]error *\(' $$($(VC_LIST_EXCEPT)) \
- | grep -E '"[A-Z]' \
- | grep -vE '"FATAL|"WARNING|"Java|"C#|PRIuMAX' && \
- { echo '$(ME): found capitalized error message' 1>&2; \
- exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | xargs grep -nEA2 '[^rp]error *\(' /dev/null \
+ | grep -E '"[A-Z]' \
+ | grep -vE '"FATAL|"WARNING|"Java|"C#|PRIuMAX' \
+ && { echo '$(ME): found capitalized error message' 1>&2; \
+ exit 1; } \
+ || :
# Error messages should not end with a period
sc_error_message_period:
- @grep -nEA2 '[^rp]error *\(' $$($(VC_LIST_EXCEPT)) \
- | grep -E '[^."]\."' && \
- { echo '$(ME): found error message ending in period' 1>&2; \
- exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | xargs grep -nEA2 '[^rp]error *\(' /dev/null \
+ | grep -E '[^."]\."' \
+ && { echo '$(ME): found error message ending in period' 1>&2; \
+ exit 1; } \
+ || :
sc_file_system:
@prohibit=file''system \
@@ -845,9 +865,14 @@ sc_prohibit_always-defined_macros:
case $$(echo all: | grep -l -f - Makefile) in Makefile);; *) \
echo '$(ME): skipping $@: you lack GNU grep' 1>&2; exit 0;; \
esac; \
- $(def_sym_regex) | grep -E -f - $$($(VC_LIST_EXCEPT)) \
- && { echo '$(ME): define the above via some gnulib .h file' \
- 1>&2; exit 1; } || :; \
+ regex=$$($(def_sym_regex)); export regex; \
+ $(VC_LIST_EXCEPT) \
+ | xargs sh -c 'echo $$regex | grep -E -f - "$$@"' \
+ dummy /dev/null \
+ && { printf '$(ME): define the above' \
+ ' via some gnulib .h file\n' 1>&2; \
+ exit 1; } \
+ || :; \
fi
# ==================================================================
@@ -927,9 +952,11 @@ require_exactly_one_NL_at_EOF_ = \
} \
END { exit defined $$fail }
sc_prohibit_empty_lines_at_EOF:
- @perl -le '$(require_exactly_one_NL_at_EOF_)' $$($(VC_LIST_EXCEPT)) \
- || { echo '$(ME): empty line(s) or no newline at EOF' \
- 1>&2; exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | xargs perl -le '$(require_exactly_one_NL_at_EOF_)' \
+ || { echo '$(ME): empty line(s) or no newline at EOF' 1>&2; \
+ exit 1; } \
+ || :
# Make sure we don't use st_blocks. Use ST_NBLOCKS instead.
# This is a bit of a kludge, since it prevents use of the string
@@ -972,9 +999,12 @@ prohibit_doubled_word_ = \
ignore_doubled_word_match_RE_ ?= ^$$
sc_prohibit_doubled_word:
- @perl -n -0777 $(prohibit_doubled_word_) $$($(VC_LIST_EXCEPT)) \
+ @$(VC_LIST_EXCEPT) \
+ | xargs perl -n -0777 $(prohibit_doubled_word_) \
| grep -vE '$(ignore_doubled_word_match_RE_)' \
- | grep . && { echo '$(ME): doubled words' 1>&2; exit 1; } || :
+ | grep . \
+ && { echo '$(ME): doubled words' 1>&2; exit 1; } \
+ || :
# A regular expression matching undesirable combinations of words like
# "can not"; this matches them even when the two words appear on different
@@ -998,10 +1028,12 @@ prohibit_undesirable_word_seq_ = \
ignore_undesirable_word_sequence_RE_ ?= ^$$
sc_prohibit_undesirable_word_seq:
- @perl -n -0777 $(prohibit_undesirable_word_seq_) \
- $$($(VC_LIST_EXCEPT)) \
- | grep -vE '$(ignore_undesirable_word_sequence_RE_)' | grep . \
- && { echo '$(ME): undesirable word sequence' >&2; exit 1; } || :
+ @$(VC_LIST_EXCEPT) \
+ | xargs perl -n -0777 $(prohibit_undesirable_word_seq_) \
+ | grep -vE '$(ignore_undesirable_word_sequence_RE_)' \
+ | grep . \
+ && { echo '$(ME): undesirable word sequence' >&2; exit 1; } \
+ || :
# Except for shell files and for loops, double semicolon is probably a mistake
sc_prohibit_double_semicolon:
@@ -1033,7 +1065,8 @@ sc_prohibit_test_double_equal:
# definition of LDADD from the appropriate Makefile.am and exits 0
# when it contains "ICONV".
sc_proper_name_utf8_requires_ICONV:
- @progs=$$(grep -l 'proper_name_utf8 ''("' $$($(VC_LIST_EXCEPT)));\
+ @progs=$$($(VC_LIST_EXCEPT) \
+ | xargs grep -l 'proper_name_utf8 ''("'); \
if test "x$$progs" != x; then \
fail=0; \
for p in $$progs; do \
@@ -1155,10 +1188,11 @@ sc_po_check:
@if test -f $(po_file); then \
grep -E -v '^(#|$$)' $(po_file) \
| grep -v '^src/false\.c$$' | sort > $@-1; \
- files=$$(perl $(perl_translatable_files_list_) \
- $$($(VC_LIST_EXCEPT)) $(generated_files)); \
- grep -E -l '$(_gl_translatable_string_re)' $$files \
- | $(SED) 's|^$(_dot_escaped_srcdir)/||' | sort -u > $@-2; \
+ { $(VC_LIST_EXCEPT); echo $(generated_files); } \
+ | xargs perl $(perl_translatable_files_list_) \
+ | xargs grep -E -l '$(_gl_translatable_string_re)' \
+ | $(SED) 's|^$(_dot_escaped_srcdir)/||' \
+ | sort -u > $@-2; \
diff -u -L $(po_file) -L $(po_file) $@-1 $@-2 \
|| { printf '$(ME): '$(fix_po_file_diag) 1>&2; exit 1; }; \
rm -f $@-1 $@-2; \
@@ -1229,11 +1263,14 @@ sc_cross_check_PATH_usage_in_tests:
|| { echo "$@: $(_hv_file) lacks conforming use of init.sh" 1>&2; \
exit 1; }; \
good=$$(grep -E '$(_hv_regex_strong)' $(_hv_file)); \
- grep -LFx "$$good" \
- $$(grep -lE '$(_hv_regex_weak)' $$($(VC_LIST_EXCEPT))) \
- | grep . && \
- { echo "$(ME): the above files use path_prepend_ inconsistently" \
- 1>&2; exit 1; } || :; \
+ $(VC_LIST_EXCEPT) \
+ | xargs grep -lE '$(_hv_regex_weak)' \
+ | xargs grep -LFx "$$good" \
+ | grep . \
+ && { printf "$(ME): the above files use" \
+ " path_prepend_ inconsistently\n" 1>&2; \
+ exit 1; } \
+ || :; \
fi
# BRE regex of file contents to identify a test script.
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