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diff-parseopt: convert --inter-hunk-context

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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 15:20:08 +07:00 committed by Junio C Hamano
parent 11c659d890
commit 16ed6c97cc
2 changed files with 5 additions and 48 deletions
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50
diff.c
View File

@ -4573,50 +4573,6 @@ void diff_setup_done(struct diff_options *options)
FREE_AND_NULL(options->parseopts);
}
static int opt_arg(const char *arg, int arg_short, const char *arg_long, int *val)
{
char c, *eq;
int len;
if (*arg != '-')
return 0;
c = *++arg;
if (!c)
return 0;
if (c == arg_short) {
c = *++arg;
if (!c)
return 1;
if (val && isdigit(c)) {
char *end;
int n = strtoul(arg, &end, 10);
if (*end)
return 0;
*val = n;
return 1;
}
return 0;
}
if (c != '-')
return 0;
arg++;
eq = strchrnul(arg, '=');
len = eq - arg;
if (!len || strncmp(arg, arg_long, len))
return 0;
if (*eq) {
int n;
char *end;
if (!isdigit(*++eq))
return 0;
n = strtoul(eq, &end, 10);
if (*end)
return 0;
*val = n;
}
return 1;
}
int parse_long_opt(const char *opt, const char **argv,
const char **optarg)
{
@ -5291,6 +5247,9 @@ static void prep_parse_options(struct diff_options *options)
OPT_CALLBACK_F(0, "no-prefix", options, NULL,
N_("do not show any source or destination prefix"),
PARSE_OPT_NONEG | PARSE_OPT_NOARG, diff_opt_no_prefix),
OPT_INTEGER_F(0, "inter-hunk-context", &options->interhunkcontext,
N_("show context between diff hunks up to the specified number of lines"),
PARSE_OPT_NONEG),
OPT_CALLBACK_F(0, "output-indicator-new",
&options->output_indicators[OUTPUT_INDICATOR_NEW],
N_("<char>"),
@ -5483,9 +5442,6 @@ int diff_opt_parse(struct diff_options *options,
}
/* misc options */
else if (opt_arg(arg, '\0', "inter-hunk-context",
&options->interhunkcontext))
;
else
return 0;
return 1;

3
parse-options.h
View File

@ -137,6 +137,7 @@ struct option {
#define OPT_CALLBACK_F(s, l, v, a, h, f, cb) \
{ OPTION_CALLBACK, (s), (l), (v), (a), (h), (f), (cb) }
#define OPT_STRING_F(s, l, v, a, h, f) { OPTION_STRING, (s), (l), (v), (a), (h), (f) }
#define OPT_INTEGER_F(s, l, v, h, f) { OPTION_INTEGER, (s), (l), (v), N_("n"), (h), (f) }
#define OPT_END() { OPTION_END }
#define OPT_ARGUMENT(l, h) { OPTION_ARGUMENT, 0, (l), NULL, NULL, \
@ -155,7 +156,7 @@ struct option {
(h), PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 1}
#define OPT_CMDMODE(s, l, v, h, i) { OPTION_CMDMODE, (s), (l), (v), NULL, \
(h), PARSE_OPT_NOARG|PARSE_OPT_NONEG, NULL, (i) }
#define OPT_INTEGER(s, l, v, h) { OPTION_INTEGER, (s), (l), (v), N_("n"), (h) }
#define OPT_INTEGER(s, l, v, h) OPT_INTEGER_F(s, l, v, h, 0)
#define OPT_MAGNITUDE(s, l, v, h) { OPTION_MAGNITUDE, (s), (l), (v), \
N_("n"), (h), PARSE_OPT_NONEG }
#define OPT_STRING(s, l, v, a, h) OPT_STRING_F(s, l, v, a, h, 0)