verify-commit: scriptable commit signature verification
[gitweb.git] / merge-recursive.c
index 39b2e165e05472daf38cd6f458541b6db4abc9a8..cab16fafb5c2b7792c78d3a7fbace1f43ab099cc 100644 (file)
@@ -201,7 +201,9 @@ static int add_cacheinfo(unsigned int mode, const unsigned char *sha1,
                const char *path, int stage, int refresh, int options)
 {
        struct cache_entry *ce;
-       ce = make_cache_entry(mode, sha1 ? sha1 : null_sha1, path, stage, refresh);
+       ce = make_cache_entry(mode, sha1 ? sha1 : null_sha1, path, stage,
+                             (refresh ? (CE_MATCH_REFRESH |
+                                         CE_MATCH_IGNORE_MISSING) : 0 ));
        if (!ce)
                return error(_("addinfo_cache failed for path '%s'"), path);
        return add_cache_entry(ce, options);
@@ -251,7 +253,7 @@ struct tree *write_tree_from_memory(struct merge_options *o)
                int i;
                fprintf(stderr, "BUG: There are unmerged index entries:\n");
                for (i = 0; i < active_nr; i++) {
-                       struct cache_entry *ce = active_cache[i];
+                       const struct cache_entry *ce = active_cache[i];
                        if (ce_stage(ce))
                                fprintf(stderr, "BUG: %d %.*s\n", ce_stage(ce),
                                        (int)ce_namelen(ce), ce->name);
@@ -264,7 +266,8 @@ struct tree *write_tree_from_memory(struct merge_options *o)
 
        if (!cache_tree_fully_valid(active_cache_tree) &&
            cache_tree_update(active_cache_tree,
-                             active_cache, active_nr, 0) < 0)
+                             (const struct cache_entry * const *)active_cache,
+                             active_nr, 0) < 0)
                die(_("error building trees"));
 
        result = lookup_tree(active_cache_tree->sha1);
@@ -297,7 +300,7 @@ static int get_files_dirs(struct merge_options *o, struct tree *tree)
 {
        int n;
        struct pathspec match_all;
-       init_pathspec(&match_all, NULL);
+       memset(&match_all, 0, sizeof(match_all));
        if (read_tree_recursive(tree, "", 0, 0, &match_all, save_files_dirs, o))
                return 0;
        n = o->current_file_set.nr + o->current_directory_set.nr;
@@ -339,7 +342,7 @@ static struct string_list *get_unmerged(void)
        for (i = 0; i < active_nr; i++) {
                struct string_list_item *item;
                struct stage_data *e;
-               struct cache_entry *ce = active_cache[i];
+               const struct cache_entry *ce = active_cache[i];
                if (!ce_stage(ce))
                        continue;
 
@@ -493,8 +496,7 @@ static struct string_list *get_renames(struct merge_options *o,
        opts.rename_score = o->rename_score;
        opts.show_rename_progress = o->show_rename_progress;
        opts.output_format = DIFF_FORMAT_NO_OUTPUT;
-       if (diff_setup_done(&opts) < 0)
-               die(_("diff setup failed"));
+       diff_setup_done(&opts);
        diff_tree_sha1(o_tree->object.sha1, tree->object.sha1, "", &opts);
        diffcore_std(&opts);
        if (opts.needed_rename_limit > o->needed_rename_limit)
@@ -587,6 +589,12 @@ static int remove_file(struct merge_options *o, int clean,
                        return -1;
        }
        if (update_working_directory) {
+               if (ignore_case) {
+                       struct cache_entry *ce;
+                       ce = cache_file_exists(path, strlen(path), ignore_case);
+                       if (ce && ce_stage(ce) == 0)
+                               return 0;
+               }
                if (remove_path(path))
                        return -1;
        }
@@ -614,23 +622,6 @@ static char *unique_path(struct merge_options *o, const char *path, const char *
        return newpath;
 }
 
-static void flush_buffer(int fd, const char *buf, unsigned long size)
-{
-       while (size > 0) {
-               long ret = write_in_full(fd, buf, size);
-               if (ret < 0) {
-                       /* Ignore epipe */
-                       if (errno == EPIPE)
-                               break;
-                       die_errno("merge-recursive");
-               } else if (!ret) {
-                       die(_("merge-recursive: disk full?"));
-               }
-               size -= ret;
-               buf += ret;
-       }
-}
-
 static int dir_in_way(const char *path, int check_working_copy)
 {
        int pos, pathlen = strlen(path);
@@ -710,7 +701,7 @@ static int make_room_for_path(struct merge_options *o, const char *path)
        /* Make sure leading directories are created */
        status = safe_create_leading_directories_const(path);
        if (status) {
-               if (status == -3) {
+               if (status == SCLD_EXISTS) {
                        /* something else exists */
                        error(msg, path, _(": perhaps a D/F conflict?"));
                        return -1;
@@ -789,7 +780,7 @@ static void update_file_flags(struct merge_options *o,
                        fd = open(path, O_WRONLY | O_TRUNC | O_CREAT, mode);
                        if (fd < 0)
                                die_errno(_("failed to open '%s'"), path);
-                       flush_buffer(fd, buf, size);
+                       write_in_full(fd, buf, size);
                        close(fd);
                } else if (S_ISLNK(mode)) {
                        char *lnk = xmemdupz(buf, size);
@@ -862,14 +853,14 @@ static int merge_3way(struct merge_options *o,
        if (strcmp(a->path, b->path) ||
            (o->ancestor != NULL && strcmp(a->path, one->path) != 0)) {
                base_name = o->ancestor == NULL ? NULL :
-                       xstrdup(mkpath("%s:%s", o->ancestor, one->path));
-               name1 = xstrdup(mkpath("%s:%s", branch1, a->path));
-               name2 = xstrdup(mkpath("%s:%s", branch2, b->path));
+                       mkpathdup("%s:%s", o->ancestor, one->path);
+               name1 = mkpathdup("%s:%s", branch1, a->path);
+               name2 = mkpathdup("%s:%s", branch2, b->path);
        } else {
                base_name = o->ancestor == NULL ? NULL :
-                       xstrdup(mkpath("%s", o->ancestor));
-               name1 = xstrdup(mkpath("%s", branch1));
-               name2 = xstrdup(mkpath("%s", branch2));
+                       mkpathdup("%s", o->ancestor);
+               name1 = mkpathdup("%s", branch1);
+               name2 = mkpathdup("%s", branch2);
        }
 
        read_mmblob(&orig, one->sha1);
@@ -879,6 +870,7 @@ static int merge_3way(struct merge_options *o,
        merge_status = ll_merge(result_buf, a->path, &orig, base_name,
                                &src1, name1, &src2, name2, &ll_opts);
 
+       free(base_name);
        free(name1);
        free(name2);
        free(orig.ptr);
@@ -993,7 +985,7 @@ merge_file_special_markers(struct merge_options *o,
        return mfi;
 }
 
-static struct merge_file_info merge_file(struct merge_options *o,
+static struct merge_file_info merge_file_one(struct merge_options *o,
                                         const char *path,
                                         const unsigned char *o_sha, int o_mode,
                                         const unsigned char *a_sha, int a_mode,
@@ -1183,7 +1175,7 @@ static void conflict_rename_rename_1to2(struct merge_options *o,
                struct merge_file_info mfi;
                struct diff_filespec other;
                struct diff_filespec *add;
-               mfi = merge_file(o, one->path,
+               mfi = merge_file_one(o, one->path,
                                 one->sha1, one->mode,
                                 a->sha1, a->mode,
                                 b->sha1, b->mode,
@@ -1467,7 +1459,7 @@ static int process_renames(struct merge_options *o,
                                       ren1_dst, branch2);
                                if (o->call_depth) {
                                        struct merge_file_info mfi;
-                                       mfi = merge_file(o, ren1_dst, null_sha1, 0,
+                                       mfi = merge_file_one(o, ren1_dst, null_sha1, 0,
                                                         ren1->pair->two->sha1, ren1->pair->two->mode,
                                                         dst_other.sha1, dst_other.mode,
                                                         branch1, branch2);
@@ -2079,12 +2071,21 @@ 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 (!prefixcmp(s, "subtree="))
+       else if (starts_with(s, "subtree="))
                o->subtree_shift = s + strlen("subtree=");
        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="));
+               if (value < 0)
+                       return -1;
+               /* clear out previous settings */
+               DIFF_XDL_CLR(o, NEED_MINIMAL);
+               o->xdl_opts &= ~XDF_DIFF_ALGORITHM_MASK;
+               o->xdl_opts |= value;
+       }
        else if (!strcmp(s, "ignore-space-change"))
                o->xdl_opts |= XDF_IGNORE_WHITESPACE_CHANGE;
        else if (!strcmp(s, "ignore-all-space"))
@@ -2095,7 +2096,7 @@ 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 (!prefixcmp(s, "rename-threshold=")) {
+       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)
                        return -1;