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rundiff: Don't flush stdout until after postcontext is printed.

This commit is contained in:
Steve Reinhardt 2009-09-26 10:50:50 -07:00
parent 4bec4702e9
commit 7a8ee4f40a
1 changed files with 8 additions and 2 deletions
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10
util/rundiff
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@ -166,7 +166,11 @@ sub printdiff
# Set $postcontext to print the next $postcontext_lines matching lines.
$postcontext = $postcontext_lines;
STDOUT->flush();
# Normally we flush after the postcontext lines are printed, but if
# the user has decreed that there aren't any we need to flush now
if ($postcontext == 0) {
STDOUT->flush();
}
}
@ -291,10 +295,12 @@ while (1) {
# figure out what to do with this line
if ($postcontext > 0) {
# we're in the post-context of a diff: print it
$postcontext--;
print ' ', $l1;
$lineno1++;
$lineno2++;
if (--$postcontext == 0) {
STDOUT->flush();
}
}
else {
# we're in the middle of a matching region... save this