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* build-aux/git-hooks/commit-msg: Allow tabs.

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Treat them as if they were expanded to spaces, with tab stops
every 8 columns.
This commit is contained in:
Paul Eggert 2014-12-28 10:05:14 -08:00
parent 39eaef9f8b
commit f646cd99e5
2 changed files with 16 additions and 6 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2014-12-28 Paul Eggert <eggert@cs.ucla.edu>
* build-aux/git-hooks/commit-msg: Allow tabs.
Treat them as if they were expanded to spaces, with tab stops
every 8 columns.
2014-12-17 Paul Eggert <eggert@cs.ucla.edu> 2014-12-17 Paul Eggert <eggert@cs.ucla.edu>
* .gitignore: Ignore /conftest*. * .gitignore: Ignore /conftest*.

16
build-aux/git-hooks/commit-msg
View file

@ -87,6 +87,15 @@ exec $awk '
status = 1 status = 1
} }
{
# Expand tabs to spaces for length calculations etc.
while (match($0, /\t/)) {
before_tab = substr($0, 1, RSTART - 1)
after_tab = substr($0, RSTART + 1)
$0 = sprintf("%s%*s%s", before_tab, 8 - (RSTART - 1) % 8, "", after_tab)
}
}
78 < length && $0 ~ space { 78 < length && $0 ~ space {
print "Line longer than 78 characters in commit message" print "Line longer than 78 characters in commit message"
status = 1 status = 1
@ -103,12 +112,7 @@ exec $awk '
} }
$0 ~ non_print { $0 ~ non_print {
if (gsub(/\t/, "")) { print "Unprintable character in commit message"
print "Tab in commit message; please use spaces instead"
}
if ($0 ~ non_print) {
print "Unprintable character in commit message"
}
status = 1 status = 1
} }