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diff-parseopt: convert --[no-]abbrev 

OPT__ABBREV() has the same behavior as the deleted code with one
difference: it does check for valid number and error out if not. And the
'40' change is self explanatory.

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 15:20:04 +07:00 committed by Junio C Hamano
parent d2d3f27300
commit d877418390
2 changed files with 3 additions and 13 deletions
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12
diff.c
View File

@ -5254,6 +5254,7 @@ static void prep_parse_options(struct diff_options *options)
OPT_SET_INT('z', NULL, &options->line_termination,
N_("do not munge pathnames and use NULs as output field terminators in --raw or --numstat"),
0),
OPT__ABBREV(&options->abbrev),
OPT_CALLBACK_F(0, "output-indicator-new",
&options->output_indicators[OUTPUT_INDICATOR_NEW],
N_("<char>"),
@ -5448,17 +5449,6 @@ int diff_opt_parse(struct diff_options *options,
}
/* misc options */
else if (!strcmp(arg, "--no-abbrev"))
options->abbrev = 0;
else if (!strcmp(arg, "--abbrev"))
options->abbrev = DEFAULT_ABBREV;
else if (skip_prefix(arg, "--abbrev=", &arg)) {
options->abbrev = strtoul(arg, NULL, 10);
if (options->abbrev < MINIMUM_ABBREV)
options->abbrev = MINIMUM_ABBREV;
else if (the_hash_algo->hexsz < options->abbrev)
options->abbrev = the_hash_algo->hexsz;
}
else if ((argcount = parse_long_opt("src-prefix", av, &optarg))) {
options->a_prefix = optarg;
return argcount;

4
parse-options-cb.c
View File

@ -22,8 +22,8 @@ int parse_opt_abbrev_cb(const struct option *opt, const char *arg, int unset)
opt->long_name);
if (v && v < MINIMUM_ABBREV)
v = MINIMUM_ABBREV;
else if (v > 40)
v = 40;
else if (v > the_hash_algo->hexsz)
v = the_hash_algo->hexsz;
}
*(int *)(opt->value) = v;
return 0;