To libify `git apply` functionality we must make init_apply_state()
usable outside "builtin/apply.c".
Let's do that by moving it into a new "apply.c".
Helped-by: Eric Sunshine <sunsh...@sunshineco.com>
Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
Makefile | 1 +
apply.c | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
apply.h | 10 ++++++
builtin/apply.c | 91 -------------------------------------------------------
4 files changed, 105 insertions(+), 91 deletions(-)
create mode 100644 apply.c
diff --git a/Makefile b/Makefile
index 6a13386..3230fd0 100644
--- a/Makefile
+++ b/Makefile
@@ -683,6 +683,7 @@ LIB_OBJS += abspath.o
LIB_OBJS += advice.o
LIB_OBJS += alias.o
LIB_OBJS += alloc.o
+LIB_OBJS += apply.o
LIB_OBJS += archive.o
LIB_OBJS += archive-tar.o
LIB_OBJS += archive-zip.o
diff --git a/apply.c b/apply.c
new file mode 100644
index 0000000..c858ca4
--- /dev/null
+++ b/apply.c
@@ -0,0 +1,94 @@
+#include "cache.h"
+#include "lockfile.h"
+#include "apply.h"
+
+static void git_apply_config(void)
+{
+ git_config_get_string_const("apply.whitespace",
&apply_default_whitespace);
+ git_config_get_string_const("apply.ignorewhitespace",
&apply_default_ignorewhitespace);
+ git_config(git_default_config, NULL);
+}
+
+int parse_whitespace_option(struct apply_state *state, const char *option)
+{
+ if (!option) {
+ state->ws_error_action = warn_on_ws_error;
+ return 0;
+ }
+ if (!strcmp(option, "warn")) {
+ state->ws_error_action = warn_on_ws_error;
+ return 0;
+ }
+ if (!strcmp(option, "nowarn")) {
+ state->ws_error_action = nowarn_ws_error;
+ return 0;
+ }
+ if (!strcmp(option, "error")) {
+ state->ws_error_action = die_on_ws_error;
+ return 0;
+ }
+ if (!strcmp(option, "error-all")) {
+ state->ws_error_action = die_on_ws_error;
+ state->squelch_whitespace_errors = 0;
+ return 0;
+ }
+ if (!strcmp(option, "strip") || !strcmp(option, "fix")) {
+ state->ws_error_action = correct_ws_error;
+ return 0;
+ }
+ return error(_("unrecognized whitespace option '%s'"), option);
+}
+
+int parse_ignorewhitespace_option(struct apply_state *state,
+ const char *option)
+{
+ if (!option || !strcmp(option, "no") ||
+ !strcmp(option, "false") || !strcmp(option, "never") ||
+ !strcmp(option, "none")) {
+ state->ws_ignore_action = ignore_ws_none;
+ return 0;
+ }
+ if (!strcmp(option, "change")) {
+ state->ws_ignore_action = ignore_ws_change;
+ return 0;
+ }
+ return error(_("unrecognized whitespace ignore option '%s'"), option);
+}
+
+void init_apply_state(struct apply_state *state,
+ const char *prefix,
+ struct lock_file *lock_file)
+{
+ memset(state, 0, sizeof(*state));
+ state->prefix = prefix;
+ state->prefix_length = state->prefix ? strlen(state->prefix) : 0;
+ state->lock_file = lock_file;
+ state->newfd = -1;
+ state->apply = 1;
+ state->line_termination = '\n';
+ state->p_value = 1;
+ 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;
+ state->linenr = 1;
+ string_list_init(&state->fn_table, 0);
+ string_list_init(&state->limit_by_name, 0);
+ string_list_init(&state->symlink_changes, 0);
+ strbuf_init(&state->root, 0);
+
+ git_apply_config();
+ if (apply_default_whitespace && parse_whitespace_option(state,
apply_default_whitespace))
+ exit(1);
+ if (apply_default_ignorewhitespace &&
parse_ignorewhitespace_option(state, apply_default_ignorewhitespace))
+ exit(1);
+}
+
+void clear_apply_state(struct apply_state *state)
+{
+ string_list_clear(&state->limit_by_name, 0);
+ string_list_clear(&state->symlink_changes, 0);
+ strbuf_release(&state->root);
+
+ /* &state->fn_table is cleared at the end of apply_patch() */
+}
diff --git a/apply.h b/apply.h
index 7493a40..08c0a25 100644
--- a/apply.h
+++ b/apply.h
@@ -97,4 +97,14 @@ struct apply_state {
int applied_after_fixing_ws;
};
+extern int parse_whitespace_option(struct apply_state *state,
+ const char *option);
+extern int parse_ignorewhitespace_option(struct apply_state *state,
+ const char *option);
+
+extern void init_apply_state(struct apply_state *state,
+ const char *prefix,
+ struct lock_file *lock_file);
+extern void clear_apply_state(struct apply_state *state);
+
#endif
diff --git a/builtin/apply.c b/builtin/apply.c
index 4b18916..b36f3fd 100644
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -27,52 +27,6 @@ static const char * const apply_usage[] = {
NULL
};
-static int parse_whitespace_option(struct apply_state *state, const char
*option)
-{
- if (!option) {
- state->ws_error_action = warn_on_ws_error;
- return 0;
- }
- if (!strcmp(option, "warn")) {
- state->ws_error_action = warn_on_ws_error;
- return 0;
- }
- if (!strcmp(option, "nowarn")) {
- state->ws_error_action = nowarn_ws_error;
- return 0;
- }
- if (!strcmp(option, "error")) {
- state->ws_error_action = die_on_ws_error;
- return 0;
- }
- if (!strcmp(option, "error-all")) {
- state->ws_error_action = die_on_ws_error;
- state->squelch_whitespace_errors = 0;
- return 0;
- }
- if (!strcmp(option, "strip") || !strcmp(option, "fix")) {
- state->ws_error_action = correct_ws_error;
- return 0;
- }
- return error(_("unrecognized whitespace option '%s'"), option);
-}
-
-static int parse_ignorewhitespace_option(struct apply_state *state,
- const char *option)
-{
- if (!option || !strcmp(option, "no") ||
- !strcmp(option, "false") || !strcmp(option, "never") ||
- !strcmp(option, "none")) {
- state->ws_ignore_action = ignore_ws_none;
- return 0;
- }
- if (!strcmp(option, "change")) {
- state->ws_ignore_action = ignore_ws_change;
- return 0;
- }
- return error(_("unrecognized whitespace ignore option '%s'"), option);
-}
-
static void set_default_whitespace_mode(struct apply_state *state)
{
if (!state->whitespace_option && !apply_default_whitespace)
@@ -4539,13 +4493,6 @@ static int apply_patch(struct apply_state *state,
return res;
}
-static void git_apply_config(void)
-{
- git_config_get_string_const("apply.whitespace",
&apply_default_whitespace);
- git_config_get_string_const("apply.ignorewhitespace",
&apply_default_ignorewhitespace);
- git_config(git_default_config, NULL);
-}
-
static int option_parse_exclude(const struct option *opt,
const char *arg, int unset)
{
@@ -4604,44 +4551,6 @@ static int option_parse_directory(const struct option
*opt,
return 0;
}
-static void init_apply_state(struct apply_state *state,
- const char *prefix,
- struct lock_file *lock_file)
-{
- memset(state, 0, sizeof(*state));
- state->prefix = prefix;
- state->prefix_length = state->prefix ? strlen(state->prefix) : 0;
- state->lock_file = lock_file;
- state->newfd = -1;
- state->apply = 1;
- state->line_termination = '\n';
- state->p_value = 1;
- 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;
- state->linenr = 1;
- string_list_init(&state->fn_table, 0);
- string_list_init(&state->limit_by_name, 0);
- string_list_init(&state->symlink_changes, 0);
- strbuf_init(&state->root, 0);
-
- git_apply_config();
- if (apply_default_whitespace && parse_whitespace_option(state,
apply_default_whitespace))
- exit(1);
- if (apply_default_ignorewhitespace &&
parse_ignorewhitespace_option(state, apply_default_ignorewhitespace))
- exit(1);
-}
-
-static void clear_apply_state(struct apply_state *state)
-{
- string_list_clear(&state->limit_by_name, 0);
- string_list_clear(&state->symlink_changes, 0);
- strbuf_release(&state->root);
-
- /* &state->fn_table is cleared at the end of apply_patch() */
-}
-
static void check_apply_state(struct apply_state *state, int force_apply)
{
int is_not_gitdir = !startup_info->have_repository;
--
2.9.2.558.gf53e569
--
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