builtin/apply: move 'ws_ignore_action' into 'struct apply_state'

To libify the apply functionality the 'ws_ignore_action' variable should
not be static and global to the file. Let's move it into
'struct apply_state'.

Reviewed-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Christian Couder 2016-05-24 10:11:18 +02:00 committed by Junio C Hamano
parent e9c6b279b8
commit 10a9ddba2c

View file

@ -28,6 +28,12 @@ enum ws_error_action {
correct_ws_error
};
enum ws_ignore {
ignore_ws_none,
ignore_ws_change
};
struct apply_state {
const char *prefix;
int prefix_length;
@ -69,6 +75,7 @@ struct apply_state {
/* These control whitespace errors */
enum ws_error_action ws_error_action;
enum ws_ignore ws_ignore_action;
const char *whitespace_option;
int whitespace_error;
int squelch_whitespace_errors;
@ -82,13 +89,6 @@ static const char * const apply_usage[] = {
NULL
};
static enum ws_ignore {
ignore_ws_none,
ignore_ws_change
} ws_ignore_action = ignore_ws_none;
static void parse_whitespace_option(struct apply_state *state, const char *option)
{
if (!option) {
@ -119,16 +119,17 @@ static void parse_whitespace_option(struct apply_state *state, const char *optio
die(_("unrecognized whitespace option '%s'"), option);
}
static void parse_ignorewhitespace_option(const char *option)
static void parse_ignorewhitespace_option(struct apply_state *state,
const char *option)
{
if (!option || !strcmp(option, "no") ||
!strcmp(option, "false") || !strcmp(option, "never") ||
!strcmp(option, "none")) {
ws_ignore_action = ignore_ws_none;
state->ws_ignore_action = ignore_ws_none;
return;
}
if (!strcmp(option, "change")) {
ws_ignore_action = ignore_ws_change;
state->ws_ignore_action = ignore_ws_change;
return;
}
die(_("unrecognized whitespace ignore option '%s'"), option);
@ -2488,7 +2489,7 @@ static int match_fragment(struct apply_state *state,
* fuzzy matching. We collect all the line length information because
* we need it to adjust whitespace if we match.
*/
if (ws_ignore_action == ignore_ws_change)
if (state->ws_ignore_action == ignore_ws_change)
return line_by_line_fuzzy_match(img, preimage, postimage,
try, try_lno, preimage_limit);
@ -4613,10 +4614,11 @@ static int option_parse_p(const struct option *opt,
static int option_parse_space_change(const struct option *opt,
const char *arg, int unset)
{
struct apply_state *state = opt->value;
if (unset)
ws_ignore_action = ignore_ws_none;
state->ws_ignore_action = ignore_ws_none;
else
ws_ignore_action = ignore_ws_change;
state->ws_ignore_action = ignore_ws_change;
return 0;
}
@ -4650,13 +4652,14 @@ static void init_apply_state(struct apply_state *state, const char *prefix)
state->p_context = UINT_MAX;
state->squelch_whitespace_errors = 5;
state->ws_error_action = warn_on_ws_error;
state->ws_ignore_action = ignore_ws_none;
strbuf_init(&state->root, 0);
git_apply_config();
if (apply_default_whitespace)
parse_whitespace_option(state, apply_default_whitespace);
if (apply_default_ignorewhitespace)
parse_ignorewhitespace_option(apply_default_ignorewhitespace);
parse_ignorewhitespace_option(state, apply_default_ignorewhitespace);
}
static void clear_apply_state(struct apply_state *state)
@ -4717,10 +4720,10 @@ int cmd_apply(int argc, const char **argv, const char *prefix)
{ OPTION_CALLBACK, 0, "whitespace", &state, N_("action"),
N_("detect new or modified lines that have whitespace errors"),
0, option_parse_whitespace },
{ OPTION_CALLBACK, 0, "ignore-space-change", NULL, NULL,
{ OPTION_CALLBACK, 0, "ignore-space-change", &state, NULL,
N_("ignore changes in whitespace when finding context"),
PARSE_OPT_NOARG, option_parse_space_change },
{ OPTION_CALLBACK, 0, "ignore-whitespace", NULL, NULL,
{ OPTION_CALLBACK, 0, "ignore-whitespace", &state, NULL,
N_("ignore changes in whitespace when finding context"),
PARSE_OPT_NOARG, option_parse_space_change },
OPT_BOOL('R', "reverse", &state.apply_in_reverse,