*
*/
#include "cache.h"
+#include "lockfile.h"
#include "cache-tree.h"
#include "quote.h"
#include "blob.h"
struct patch *next;
/* three-way fallback result */
- unsigned char threeway_stage[3][20];
+ struct object_id threeway_stage[3];
};
static void free_fragment_list(struct fragment *list)
static int is_dev_null(const char *str)
{
- return !memcmp("/dev/null", str, 9) && isspace(str[9]);
+ return skip_prefix(str, "/dev/null", &str) && isspace(*str);
}
#define TERM_SPACE 1
return line + len - end;
}
-static char *null_strdup(const char *s)
-{
- return s ? xstrdup(s) : NULL;
-}
-
static char *find_name_common(const char *line, const char *def,
int p_value, const char *end, int terminate)
{
start = line;
}
if (!start)
- return squash_slash(null_strdup(def));
+ return squash_slash(xstrdup_or_null(def));
len = line - start;
if (!len)
- return squash_slash(null_strdup(def));
+ return squash_slash(xstrdup_or_null(def));
/*
* Generally we prefer the shorter name, especially
patch->old_name = name;
} else {
patch->old_name = name;
- patch->new_name = null_strdup(name);
+ patch->new_name = xstrdup_or_null(name);
}
}
if (!name)
{
patch->is_delete = 1;
free(patch->old_name);
- patch->old_name = null_strdup(patch->def_name);
+ patch->old_name = xstrdup_or_null(patch->def_name);
return gitdiff_oldmode(line, patch);
}
{
patch->is_new = 1;
free(patch->new_name);
- patch->new_name = null_strdup(patch->def_name);
+ patch->new_name = xstrdup_or_null(patch->def_name);
return gitdiff_newmode(line, patch);
}
line = ptr + 2;
ptr = strchr(line, ' ');
- eol = strchr(line, '\n');
+ eol = strchrnul(line, '\n');
if (!ptr || eol < ptr)
ptr = eol;
*/
patch->def_name = git_header_name(line, len);
if (patch->def_name && root) {
- char *s = xmalloc(root_len + strlen(patch->def_name) + 1);
- strcpy(s, root);
- strcpy(s + root_len, patch->def_name);
+ char *s = xstrfmt("%s%s", root, patch->def_name);
free(patch->def_name);
patch->def_name = s;
}
return used;
}
+static void prefix_one(char **name)
+{
+ char *old_name = *name;
+ if (!old_name)
+ return;
+ *name = xstrdup(prefix_filename(prefix, prefix_length, *name));
+ free(old_name);
+}
+
+static void prefix_patch(struct patch *p)
+{
+ if (!prefix || p->is_toplevel_relative)
+ return;
+ prefix_one(&p->new_name);
+ prefix_one(&p->old_name);
+}
+
+/*
+ * include/exclude
+ */
+
+static struct string_list limit_by_name;
+static int has_include;
+static void add_name_limit(const char *name, int exclude)
+{
+ struct string_list_item *it;
+
+ it = string_list_append(&limit_by_name, name);
+ it->util = exclude ? NULL : (void *) 1;
+}
+
+static int use_patch(struct patch *p)
+{
+ const char *pathname = p->new_name ? p->new_name : p->old_name;
+ int i;
+
+ /* Paths outside are not touched regardless of "--include" */
+ if (0 < prefix_length) {
+ int pathlen = strlen(pathname);
+ if (pathlen <= prefix_length ||
+ memcmp(prefix, pathname, prefix_length))
+ return 0;
+ }
+
+ /* See if it matches any of exclude/include rule */
+ for (i = 0; i < limit_by_name.nr; i++) {
+ struct string_list_item *it = &limit_by_name.items[i];
+ if (!wildmatch(it->string, pathname, 0, NULL))
+ return (it->util != NULL);
+ }
+
+ /*
+ * If we had any include, a path that does not match any rule is
+ * not used. Otherwise, we saw bunch of exclude rules (or none)
+ * and such a path is used.
+ */
+ return !has_include;
+}
+
+
/*
* Read the patch text in "buffer" that extends for "size" bytes; stop
* reading after seeing a single patch (i.e. changes to a single file).
if (offset < 0)
return offset;
- patch->ws_rule = whitespace_rule(patch->new_name
- ? patch->new_name
- : patch->old_name);
+ prefix_patch(patch);
+
+ if (!use_patch(patch))
+ patch->ws_rule = 0;
+ else
+ patch->ws_rule = whitespace_rule(patch->new_name
+ ? patch->new_name
+ : patch->old_name);
patchsize = parse_single_patch(buffer + offset + hdrsize,
size - offset - hdrsize, patch);
* ignore whitespace, we were asked to correct whitespace
* errors, so let's try matching after whitespace correction.
*
+ * While checking the preimage against the target, whitespace
+ * errors in both fixed, we count how large the corresponding
+ * postimage needs to be. The postimage prepared by
+ * apply_one_fragment() has whitespace errors fixed on added
+ * lines already, but the common lines were propagated as-is,
+ * which may become longer when their whitespace errors are
+ * fixed.
+ */
+
+ /* First count added lines in postimage */
+ postlen = 0;
+ for (i = 0; i < postimage->nr; i++) {
+ if (!(postimage->line[i].flag & LINE_COMMON))
+ postlen += postimage->line[i].len;
+ }
+
+ /*
* The preimage may extend beyond the end of the file,
* but in this loop we will only handle the part of the
* preimage that falls within the file.
strbuf_init(&fixed, preimage->len + 1);
orig = preimage->buf;
target = img->buf + try;
- postlen = 0;
for (i = 0; i < preimage_limit; i++) {
size_t oldlen = preimage->line[i].len;
size_t tgtlen = img->line[try_lno + i].len;
match = (tgtfix.len == fixed.len - fixstart &&
!memcmp(tgtfix.buf, fixed.buf + fixstart,
fixed.len - fixstart));
- postlen += tgtfix.len;
+
+ /* Add the length if this is common with the postimage */
+ if (preimage->line[i].flag & LINE_COMMON)
+ postlen += tgtfix.len;
strbuf_release(&tgtfix);
if (!match)
* NOTE: this knows that we never call remove_first_line()
* on anything other than pre/post image.
*/
- img->line = xrealloc(img->line, nr * sizeof(*img->line));
+ REALLOC_ARRAY(img->line, nr);
img->line_allocated = img->line;
}
if (preimage_limit != postimage->nr)
}
}
-static int checkout_target(struct cache_entry *ce, struct stat *st)
+static int checkout_target(struct index_state *istate,
+ struct cache_entry *ce, struct stat *st)
{
struct checkout costate;
memset(&costate, 0, sizeof(costate));
costate.base_dir = "";
costate.refresh_cache = 1;
+ costate.istate = istate;
if (checkout_entry(ce, &costate, NULL) || lstat(ce->name, st))
return error(_("cannot checkout %s"), ce->name);
return 0;
if (lstat(name, &st)) {
if (errno != ENOENT)
return error(_("%s: %s"), name, strerror(errno));
- if (checkout_target(ce, &st))
+ if (checkout_target(&the_index, ce, &st))
return -1;
}
if (verify_index_match(ce, &st))
if (status) {
patch->conflicted_threeway = 1;
if (patch->is_new)
- hashclr(patch->threeway_stage[0]);
+ oidclr(&patch->threeway_stage[0]);
else
- hashcpy(patch->threeway_stage[0], pre_sha1);
- hashcpy(patch->threeway_stage[1], our_sha1);
- hashcpy(patch->threeway_stage[2], post_sha1);
+ hashcpy(patch->threeway_stage[0].hash, pre_sha1);
+ hashcpy(patch->threeway_stage[1].hash, our_sha1);
+ hashcpy(patch->threeway_stage[2].hash, post_sha1);
fprintf(stderr, "Applied patch to '%s' with conflicts.\n", patch->new_name);
} else {
fprintf(stderr, "Applied patch to '%s' cleanly.\n", patch->new_name);
}
*ce = active_cache[pos];
if (stat_ret < 0) {
- if (checkout_target(*ce, st))
+ if (checkout_target(&the_index, *ce, st))
return -1;
}
if (!cached && verify_index_match(*ce, st))
{
struct patch *patch;
struct index_state result = { NULL };
- int fd;
+ static struct lock_file lock;
/* Once we start supporting the reverse patch, it may be
* worth showing the new sha1 prefix, but until then...
if (!preimage_sha1_in_gitlink_patch(patch, sha1))
; /* ok, the textual part looks sane */
else
- die("sha1 information is lacking or useless for submoule %s",
+ die("sha1 information is lacking or useless for submodule %s",
name);
} else if (!get_sha1_blob(patch->old_sha1_prefix, sha1)) {
; /* ok */
die ("Could not add %s to temporary index", name);
}
- fd = open(filename, O_WRONLY | O_CREAT, 0666);
- if (fd < 0 || write_index(&result, fd) || close(fd))
+ hold_lock_file_for_update(&lock, filename, LOCK_DIE_ON_ERROR);
+ if (write_locked_index(&result, &lock, COMMIT_LOCK))
die ("Could not write temporary index to %s", filename);
discard_index(&result);
ce->ce_flags = create_ce_flags(0);
ce->ce_namelen = namelen;
if (S_ISGITLINK(mode)) {
- const char *s = buf;
+ const char *s;
- if (get_sha1_hex(s + strlen("Subproject commit "), ce->sha1))
+ if (!skip_prefix(buf, "Subproject commit ", &s) ||
+ get_sha1_hex(s, ce->sha1))
die(_("corrupt patch for submodule %s"), path);
} else {
if (!cached) {
remove_file_from_cache(patch->new_name);
for (stage = 1; stage < 4; stage++) {
- if (is_null_sha1(patch->threeway_stage[stage - 1]))
+ if (is_null_oid(&patch->threeway_stage[stage - 1]))
continue;
ce = xcalloc(1, ce_size);
memcpy(ce->name, patch->new_name, namelen);
ce->ce_mode = create_ce_mode(mode);
ce->ce_flags = create_ce_flags(stage);
ce->ce_namelen = namelen;
- hashcpy(ce->sha1, patch->threeway_stage[stage - 1]);
+ hashcpy(ce->sha1, patch->threeway_stage[stage - 1].hash);
if (add_cache_entry(ce, ADD_CACHE_OK_TO_ADD) < 0)
die(_("unable to add cache entry for %s"), patch->new_name);
}
if (cpath.nr) {
struct string_list_item *item;
- sort_string_list(&cpath);
+ string_list_sort(&cpath);
for_each_string_list_item(item, &cpath)
fprintf(stderr, "U %s\n", item->string);
string_list_clear(&cpath, 0);
static struct lock_file lock_file;
-static struct string_list limit_by_name;
-static int has_include;
-static void add_name_limit(const char *name, int exclude)
-{
- struct string_list_item *it;
-
- it = string_list_append(&limit_by_name, name);
- it->util = exclude ? NULL : (void *) 1;
-}
-
-static int use_patch(struct patch *p)
-{
- const char *pathname = p->new_name ? p->new_name : p->old_name;
- int i;
-
- /* Paths outside are not touched regardless of "--include" */
- if (0 < prefix_length) {
- int pathlen = strlen(pathname);
- if (pathlen <= prefix_length ||
- memcmp(prefix, pathname, prefix_length))
- return 0;
- }
-
- /* See if it matches any of exclude/include rule */
- for (i = 0; i < limit_by_name.nr; i++) {
- struct string_list_item *it = &limit_by_name.items[i];
- if (!wildmatch(it->string, pathname, 0, NULL))
- return (it->util != NULL);
- }
-
- /*
- * If we had any include, a path that does not match any rule is
- * not used. Otherwise, we saw bunch of exclude rules (or none)
- * and such a path is used.
- */
- return !has_include;
-}
-
-
-static void prefix_one(char **name)
-{
- char *old_name = *name;
- if (!old_name)
- return;
- *name = xstrdup(prefix_filename(prefix, prefix_length, *name));
- free(old_name);
-}
-
-static void prefix_patches(struct patch *p)
-{
- if (!prefix || p->is_toplevel_relative)
- return;
- for ( ; p; p = p->next) {
- prefix_one(&p->new_name);
- prefix_one(&p->old_name);
- }
-}
-
#define INACCURATE_EOF (1<<0)
#define RECOUNT (1<<1)
break;
if (apply_in_reverse)
reverse_patches(patch);
- if (prefix)
- prefix_patches(patch);
if (use_patch(patch)) {
patch_stats(patch);
*listp = patch;
return 0;
}
-static int git_apply_config(const char *var, const char *value, void *cb)
+static void git_apply_config(void)
{
- if (!strcmp(var, "apply.whitespace"))
- return git_config_string(&apply_default_whitespace, var, value);
- else if (!strcmp(var, "apply.ignorewhitespace"))
- return git_config_string(&apply_default_ignorewhitespace, var, value);
- return git_default_config(var, value, cb);
+ 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,
prefix = prefix_;
prefix_length = prefix ? strlen(prefix) : 0;
- git_config(git_apply_config, NULL);
+ git_apply_config();
if (apply_default_whitespace)
parse_whitespace_option(apply_default_whitespace);
if (apply_default_ignorewhitespace)
}
if (update_index) {
- if (write_cache(newfd, active_cache, active_nr) ||
- commit_locked_index(&lock_file))
+ if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("Unable to write new index file"));
}