[libvirt] [PATCH v3 2/2] maint: prohibit empty first lines

Based on discussion with Eric: https://www.redhat.com/archives/libvir-list/2014-March/msg01001.html Signed-off-by: Martin Kletzander <mkletzan(a)redhat.com&gt; --- Notes: I've kept the first output (list of files) to stdout to sope with the rest of grep checks, but I have no problem changing it to stderr instead. cfg.mk | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/cfg.mk b/cfg.mk index b5f1fa2..10ad744 100644 --- a/cfg.mk +++ b/cfg.mk @@ -936,6 +936,13 @@ sc_require_locale_h: halt='setlocale() requires <locale.h>' \ $(_sc_search_regexp) +sc_prohibit_empty_first_line: + @awk 'BEGIN { fail=0; } \ + FNR == 1 { if ($$0 == "") { print FILENAME ":1:"; fail=1; } } \ + END { if (fail == 1) { \ + print "$(ME): Prohibited empty first line" > "/dev/stderr"; \ + } exit fail; }' $$($(VC_LIST_EXCEPT)); + # We don't use this feature of maint.mk. prev_version_file = /dev/null @@ -1115,3 +1122,6 @@ exclude_file_name_regexp--sc_avoid_attribute_unused_in_header = \ exclude_file_name_regexp--sc_prohibit_mixed_case_abbreviations = \ ^src/(vbox/vbox_CAPI.*.h|esx/esx_vi.(c|h)|esx/esx_storage_backend_iscsi.c)$$ + +exclude_file_name_regexp--sc_prohibit_empty_first_line = \ + ^(README|daemon/THREADS\.txt|src/esx/README|docs/library.xen|tests/vmwareverdata/fusion-5.0.3.txt)$$ -- 2.0.0