Merge branch 'jc/conflict-hint' into cc/interpret-trailers-more

diff --git a/builtin/apply.c b/builtin/apply.c
index bf075cc29d1eac38fc4eba360be5dfe1b2a066a6..f204cca5d2df50d8ecb01944927fb756ac387b5e 100644 (file)
--- a/builtin/apply.c
+++ b/builtin/apply.c
@@ -300,11 +300,13 @@ static int fuzzy_matchlines(const char *s1, size_t n1,
        while ((*last2 == '\r') || (*last2 == '\n'))
                last2--;
 
-       /* skip leading whitespace */
-       while (isspace(*s1) && (s1 <= last1))
-               s1++;
-       while (isspace(*s2) && (s2 <= last2))
-               s2++;
+       /* skip leading whitespaces, if both begin with whitespace */
+       if (s1 <= last1 && s2 <= last2 && isspace(*s1) && isspace(*s2)) {
+               while (isspace(*s1) && (s1 <= last1))
+                       s1++;
+               while (isspace(*s2) && (s2 <= last2))
+                       s2++;
+       }
        /* early return if both lines are empty */
        if ((s1 > last1) && (s2 > last2))
                return 1;
@@ -1073,7 +1075,7 @@ static int gitdiff_index(const char *line, struct patch *patch)
 
        line = ptr + 2;
        ptr = strchr(line, ' ');
-       eol = strchr(line, '\n');
+       eol = strchrnul(line, '\n');
 
        if (!ptr || eol < ptr)
                ptr = eol;
@@ -1279,9 +1281,7 @@ static int parse_git_header(const char *line, int len, unsigned int size, struct
         */
        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;
        }
@@ -1967,7 +1967,7 @@ static int use_patch(struct patch *p)
        /* 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 (!fnmatch(it->string, pathname, 0))
+               if (!wildmatch(it->string, pathname, 0, NULL))
                        return (it->util != NULL);
        }
 
@@ -1997,21 +1997,18 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
 
        prefix_patch(patch);
 
-       patch->ws_rule = whitespace_rule(patch->new_name
-                                        ? patch->new_name
-                                        : patch->old_name);
+       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);
 
        if (!patchsize) {
-               static const char *binhdr[] = {
-                       "Binary files ",
-                       "Files ",
-                       NULL,
-               };
                static const char git_binary[] = "GIT binary patch\n";
-               int i;
                int hd = hdrsize + offset;
                unsigned long llen = linelen(buffer + hd, size - hd);
 
@@ -2027,6 +2024,12 @@ static int parse_chunk(char *buffer, unsigned long size, struct patch *patch)
                                patchsize = 0;
                }
                else if (!memcmp(" differ\n", buffer + hd + llen - 8, 8)) {
+                       static const char *binhdr[] = {
+                               "Binary files ",
+                               "Files ",
+                               NULL,
+                       };
+                       int i;
                        for (i = 0; binhdr[i]; i++) {
                                int len = strlen(binhdr[i]);
                                if (len < size - hd &&
@@ -2929,9 +2932,7 @@ static int apply_binary_fragment(struct image *img, struct patch *patch)
        case BINARY_LITERAL_DEFLATED:
                clear_image(img);
                img->len = fragment->size;
-               img->buf = xmalloc(img->len+1);
-               memcpy(img->buf, fragment->patch, img->len);
-               img->buf[img->len] = '\0';
+               img->buf = xmemdupz(fragment->patch, img->len);
                return 0;
        }
        return -1;
@@ -3146,13 +3147,15 @@ static void prepare_fn_table(struct patch *patch)
        }
 }
 
-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;
@@ -3319,7 +3322,7 @@ static int load_current(struct image *image, struct patch *patch)
        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))
@@ -3473,7 +3476,7 @@ static int check_preimage(struct patch *patch, struct cache_entry **ce, struct s
                }
                *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))
@@ -3706,7 +3709,7 @@ static void build_fake_ancestor(struct patch *list, const char *filename)
 {
        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...
@@ -3744,8 +3747,8 @@ static void build_fake_ancestor(struct patch *list, const char *filename)
                        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);
@@ -3907,9 +3910,10 @@ static void add_index_file(const char *path, unsigned mode, void *buf, unsigned
        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) {
@@ -4270,13 +4274,11 @@ static int apply_patch(int fd, const char *filename, int options)
        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,
@@ -4424,7 +4426,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
 
        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)
@@ -4503,8 +4505,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix_)
        }
 
        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"));
        }