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diff-parseopt: convert --line-prefix

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Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Nguyễn Thái Ngọc Duy 2019-03-24 15:20:06 +07:00 committed by Junio C Hamano
parent 31fba9d3b4
commit 2f81cf9895
1 changed files with 15 additions and 8 deletions
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23
diff.c
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@ -5010,6 +5010,18 @@ static int diff_opt_ignore_submodules(const struct option *opt,
return 0;
}
static int diff_opt_line_prefix(const struct option *opt,
const char *optarg, int unset)
{
struct diff_options *options = opt->value;
BUG_ON_OPT_NEG(unset);
options->line_prefix = optarg;
options->line_prefix_length = strlen(options->line_prefix);
graph_setup_line_prefix(options);
return 0;
}
static enum parse_opt_result diff_opt_output(struct parse_opt_ctx_t *ctx,
const struct option *opt,
const char *arg, int unset)
@ -5261,6 +5273,9 @@ static void prep_parse_options(struct diff_options *options)
OPT_STRING_F(0, "dst-prefix", &options->b_prefix, N_("<prefix>"),
N_("show the given source prefix instead of \"b/\""),
PARSE_OPT_NONEG),
OPT_CALLBACK_F(0, "line-prefix", options, N_("<prefix>"),
N_("prepend an additional prefix to every line of output"),
PARSE_OPT_NONEG, diff_opt_line_prefix),
OPT_CALLBACK_F(0, "output-indicator-new",
&options->output_indicators[OUTPUT_INDICATOR_NEW],
N_("<char>"),
@ -5418,8 +5433,6 @@ int diff_opt_parse(struct diff_options *options,
const char **av, int ac, const char *prefix)
{
const char *arg = av[0];
const char *optarg;
int argcount;
if (!prefix)
prefix = "";
@ -5455,12 +5468,6 @@ int diff_opt_parse(struct diff_options *options,
}
/* misc options */
else if ((argcount = parse_long_opt("line-prefix", av, &optarg))) {
options->line_prefix = optarg;
options->line_prefix_length = strlen(options->line_prefix);
graph_setup_line_prefix(options);
return argcount;
}
else if (!strcmp(arg, "--no-prefix"))
options->a_prefix = options->b_prefix = "";
else if (opt_arg(arg, '\0', "inter-hunk-context",