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diff: trivial fix for --output file error message

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The option argument is either after the equal sign in --output=... or in
the next command-line argument. optarg is the reliable way to access it.

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Matthieu Moy 2010-09-29 09:26:23 +02:00 committed by Junio C Hamano
parent e1ba4c32cb
commit 9ec26eb7cd
1 changed files with 1 additions and 1 deletions
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diff.c
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@ -3310,7 +3310,7 @@ int diff_opt_parse(struct diff_options *options, const char **av, int ac)
else if ((argcount = parse_long_opt("output", av, &optarg))) {
options->file = fopen(optarg, "w");
if (!options->file)
die_errno("Could not open '%s'", arg + strlen("--output="));
die_errno("Could not open '%s'", optarg);
options->close_file = 1;
return argcount;
} else