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Documentation: tighten dependency for git.{html,txt}

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Every time _any_ documentation page changed, cmds-*.txt files
were regenerated, which caused git.{html,txt} to be remade.  Try
not to update cmds-*.txt files if their new contents match the
old ones.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2007-04-05 22:17:20 -07:00
parent 63b4b7a7ed
commit d79073922f
2 changed files with 17 additions and 4 deletions
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7
Documentation/Makefile
View File

@ -85,14 +85,17 @@ cmds_txt = cmds-ancillaryinterrogators.txt \
cmds-purehelpers.txt \
cmds-foreignscminterface.txt
$(cmds_txt): cmd-list.perl $(MAN1_TXT)
$(cmds_txt): cmd-list.made
cmd-list.made: cmd-list.perl $(MAN1_TXT)
perl ./cmd-list.perl
date >$@
git.7 git.html: git.txt core-intro.txt
clean:
rm -f *.xml *.html *.1 *.7 howto-index.txt howto/*.html doc.dep
rm -f $(cmds_txt)
rm -f $(cmds_txt) *.made
%.html : %.txt
$(ASCIIDOC) -b xhtml11 -d manpage -f asciidoc.conf $(ASCIIDOC_EXTRA) $<

14
Documentation/cmd-list.perl
View File

@ -1,8 +1,11 @@
#
#!/usr/bin/perl -w
use File::Compare qw(compare);
sub format_one {
my ($out, $name) = @_;
my ($state, $description);
$state = 0;
open I, '<', "$name.txt" or die "No such file $name.txt";
while (<I>) {
if (/^NAME$/) {
@ -55,7 +58,14 @@ for my $cat (qw(ancillaryinterrogators
format_one(\*O, $_);
}
close O;
rename "$out+", "$out";
if (-f "$out" && compare("$out", "$out+") == 0) {
unlink "$out+";
}
else {
print STDERR "$out\n";
rename "$out+", "$out";
}
}
__DATA__