diff options
Diffstat (limited to 'merge-recursive.c')
-rw-r--r-- | merge-recursive.c | 81 |
1 files changed, 43 insertions, 38 deletions
diff --git a/merge-recursive.c b/merge-recursive.c index d38a3b2eb5..5814d056ff 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -171,7 +171,7 @@ static void output(struct merge_options *o, int v, const char *fmt, ...) strbuf_vaddf(&o->obuf, fmt, ap); va_end(ap); - strbuf_add(&o->obuf, "\n", 1); + strbuf_addch(&o->obuf, '\n'); if (!o->buffer_output) flush_output(o); } @@ -267,9 +267,7 @@ struct tree *write_tree_from_memory(struct merge_options *o) active_cache_tree = cache_tree(); if (!cache_tree_fully_valid(active_cache_tree) && - cache_tree_update(active_cache_tree, - (const struct cache_entry * const *)active_cache, - active_nr, 0) < 0) + cache_tree_update(&the_index, 0) < 0) die(_("error building trees")); result = lookup_tree(active_cache_tree->sha1); @@ -603,25 +601,36 @@ static int remove_file(struct merge_options *o, int clean, return 0; } +/* add a string to a strbuf, but converting "/" to "_" */ +static void add_flattened_path(struct strbuf *out, const char *s) +{ + size_t i = out->len; + strbuf_addstr(out, s); + for (; i < out->len; i++) + if (out->buf[i] == '/') + out->buf[i] = '_'; +} + static char *unique_path(struct merge_options *o, const char *path, const char *branch) { - char *newpath = xmalloc(strlen(path) + 1 + strlen(branch) + 8 + 1); + struct strbuf newpath = STRBUF_INIT; int suffix = 0; struct stat st; - char *p = newpath + strlen(path); - strcpy(newpath, path); - *(p++) = '~'; - strcpy(p, branch); - for (; *p; ++p) - if ('/' == *p) - *p = '_'; - while (string_list_has_string(&o->current_file_set, newpath) || - string_list_has_string(&o->current_directory_set, newpath) || - lstat(newpath, &st) == 0) - sprintf(p, "_%d", suffix++); - - string_list_insert(&o->current_file_set, newpath); - return newpath; + size_t base_len; + + strbuf_addf(&newpath, "%s~", path); + add_flattened_path(&newpath, branch); + + base_len = newpath.len; + while (string_list_has_string(&o->current_file_set, newpath.buf) || + string_list_has_string(&o->current_directory_set, newpath.buf) || + lstat(newpath.buf, &st) == 0) { + strbuf_setlen(&newpath, base_len); + strbuf_addf(&newpath, "_%d", suffix++); + } + + string_list_insert(&o->current_file_set, newpath.buf); + return strbuf_detach(&newpath, NULL); } static int dir_in_way(const char *path, int check_working_copy) @@ -971,14 +980,10 @@ merge_file_special_markers(struct merge_options *o, char *side2 = NULL; struct merge_file_info mfi; - if (filename1) { - side1 = xmalloc(strlen(branch1) + strlen(filename1) + 2); - sprintf(side1, "%s:%s", branch1, filename1); - } - if (filename2) { - side2 = xmalloc(strlen(branch2) + strlen(filename2) + 2); - sprintf(side2, "%s:%s", branch2, filename2); - } + if (filename1) + side1 = xstrfmt("%s:%s", branch1, filename1); + if (filename2) + side2 = xstrfmt("%s:%s", branch2, filename2); mfi = merge_file_1(o, one, a, b, side1 ? side1 : branch1, side2 ? side2 : branch2); @@ -1994,7 +1999,7 @@ int merge_recursive_generic(struct merge_options *o, const unsigned char **base_list, struct commit **result) { - int clean, index_fd; + int clean; struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); struct commit *head_commit = get_ref(head, o->branch1); struct commit *next_commit = get_ref(merge, o->branch2); @@ -2011,12 +2016,11 @@ int merge_recursive_generic(struct merge_options *o, } } - index_fd = hold_locked_index(lock, 1); + hold_locked_index(lock, 1); clean = merge_recursive(o, head_commit, next_commit, ca, result); if (active_cache_changed && - (write_cache(index_fd, active_cache, active_nr) || - commit_locked_index(lock))) + write_locked_index(&the_index, lock, COMMIT_LOCK)) return error(_("Unable to write index.")); return clean ? 0 : 1; @@ -2065,6 +2069,8 @@ void init_merge_options(struct merge_options *o) int parse_merge_opt(struct merge_options *o, const char *s) { + const char *arg; + if (!s || !*s) return -1; if (!strcmp(s, "ours")) @@ -2073,14 +2079,14 @@ int parse_merge_opt(struct merge_options *o, const char *s) o->recursive_variant = MERGE_RECURSIVE_THEIRS; else if (!strcmp(s, "subtree")) o->subtree_shift = ""; - else if (starts_with(s, "subtree=")) - o->subtree_shift = s + strlen("subtree="); + else if (skip_prefix(s, "subtree=", &arg)) + o->subtree_shift = arg; else if (!strcmp(s, "patience")) o->xdl_opts = DIFF_WITH_ALG(o, PATIENCE_DIFF); else if (!strcmp(s, "histogram")) o->xdl_opts = DIFF_WITH_ALG(o, HISTOGRAM_DIFF); - else if (starts_with(s, "diff-algorithm=")) { - long value = parse_algorithm_value(s + strlen("diff-algorithm=")); + else if (skip_prefix(s, "diff-algorithm=", &arg)) { + long value = parse_algorithm_value(arg); if (value < 0) return -1; /* clear out previous settings */ @@ -2098,9 +2104,8 @@ int parse_merge_opt(struct merge_options *o, const char *s) o->renormalize = 1; else if (!strcmp(s, "no-renormalize")) o->renormalize = 0; - else if (starts_with(s, "rename-threshold=")) { - const char *score = s + strlen("rename-threshold="); - if ((o->rename_score = parse_rename_score(&score)) == -1 || *score != 0) + else if (skip_prefix(s, "rename-threshold=", &arg)) { + if ((o->rename_score = parse_rename_score(&arg)) == -1 || *arg != 0) return -1; } else |