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avoid whitespace on empty line in automatic usage message

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When outputting a usage message with a blank line in the
header, we would output a line with four spaces. Make this
truly a blank line.

This helps us remove trailing whitespace from a test vector.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jeff King 2008-06-14 03:27:21 -04:00 committed by Junio C Hamano
parent 74f16b0c6f
commit 44d86e910d
2 changed files with 7 additions and 3 deletions
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8
parse-options.c
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@ -312,8 +312,12 @@ void usage_with_options_internal(const char * const *usagestr,
fprintf(stderr, "usage: %s\n", *usagestr++);
while (*usagestr && **usagestr)
fprintf(stderr, " or: %s\n", *usagestr++);
while (*usagestr)
fprintf(stderr, " %s\n", *usagestr++);
while (*usagestr) {
fprintf(stderr, "%s%s\n",
**usagestr ? " " : "",
*usagestr);
usagestr++;
}
if (opts->type != OPTION_GROUP)
fputc('\n', stderr);