Git/SVN: die when there is no commit metadata

diff --git a/revision.c b/revision.c
index df56fcea0e12a11a35414fc5e1c14d1675436671..d30d1c4f802c77a47df0078f49247457bf22c1a3 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -25,69 +25,13 @@ volatile show_early_output_fn_t show_early_output;
 static const char *term_bad;
 static const char *term_good;
 
-char *path_name(const struct name_path *path, const char *name)
-{
-       const struct name_path *p;
-       char *n, *m;
-       int nlen = strlen(name);
-       int len = nlen + 1;
-
-       for (p = path; p; p = p->up) {
-               if (p->elem_len)
-                       len += p->elem_len + 1;
-       }
-       n = xmalloc(len);
-       m = n + len - (nlen + 1);
-       memcpy(m, name, nlen + 1);
-       for (p = path; p; p = p->up) {
-               if (p->elem_len) {
-                       m -= p->elem_len + 1;
-                       memcpy(m, p->elem, p->elem_len);
-                       m[p->elem_len] = '/';
-               }
-       }
-       return n;
-}
-
-static int show_path_component_truncated(FILE *out, const char *name, int len)
-{
-       int cnt;
-       for (cnt = 0; cnt < len; cnt++) {
-               int ch = name[cnt];
-               if (!ch || ch == '\n')
-                       return -1;
-               fputc(ch, out);
-       }
-       return len;
-}
-
-static int show_path_truncated(FILE *out, const struct name_path *path)
-{
-       int emitted, ours;
-
-       if (!path)
-               return 0;
-       emitted = show_path_truncated(out, path->up);
-       if (emitted < 0)
-               return emitted;
-       if (emitted)
-               fputc('/', out);
-       ours = show_path_component_truncated(out, path->elem, path->elem_len);
-       if (ours < 0)
-               return ours;
-       return ours || emitted;
-}
-
-void show_object_with_name(FILE *out, struct object *obj,
-                          const struct name_path *path, const char *component)
+void show_object_with_name(FILE *out, struct object *obj, const char *name)
 {
-       struct name_path leaf;
-       leaf.up = (struct name_path *)path;
-       leaf.elem = component;
-       leaf.elem_len = strlen(component);
+       const char *p;
 
        fprintf(out, "%s ", oid_to_hex(&obj->oid));
-       show_path_truncated(out, &leaf);
+       for (p = name; *p && *p != '\n'; p++)
+               fputc(*p, out);
        fputc('\n', out);
 }
 
@@ -115,10 +59,10 @@ static void mark_tree_contents_uninteresting(struct tree *tree)
        while (tree_entry(&desc, &entry)) {
                switch (object_type(entry.mode)) {
                case OBJ_TREE:
-                       mark_tree_uninteresting(lookup_tree(entry.sha1));
+                       mark_tree_uninteresting(lookup_tree(entry.oid->hash));
                        break;
                case OBJ_BLOB:
-                       mark_blob_uninteresting(lookup_blob(entry.sha1));
+                       mark_blob_uninteresting(lookup_blob(entry.oid->hash));
                        break;
                default:
                        /* Subproject commit - not in this repository */
@@ -1412,8 +1356,10 @@ void init_revisions(struct rev_info *revs, const char *prefix)
        revs->skip_count = -1;
        revs->max_count = -1;
        revs->max_parents = -1;
+       revs->expand_tabs_in_log = -1;
 
        revs->commit_format = CMIT_FMT_DEFAULT;
+       revs->expand_tabs_in_log_default = 8;
 
        init_grep_defaults();
        grep_init(&revs->grep_filter, prefix);
@@ -1635,10 +1581,7 @@ static void append_prune_data(struct cmdline_pathspec *prune, const char **av)
 static void read_pathspec_from_stdin(struct rev_info *revs, struct strbuf *sb,
                                     struct cmdline_pathspec *prune)
 {
-       while (strbuf_getwholeline(sb, stdin, '\n') != EOF) {
-               int len = sb->len;
-               if (len && sb->buf[len - 1] == '\n')
-                       sb->buf[--len] = '\0';
+       while (strbuf_getline(sb, stdin) != EOF) {
                ALLOC_GROW(prune->path, prune->nr + 1, prune->alloc);
                prune->path[prune->nr++] = xstrdup(sb->buf);
        }
@@ -1655,10 +1598,8 @@ static void read_revisions_from_stdin(struct rev_info *revs,
        warn_on_object_refname_ambiguity = 0;
 
        strbuf_init(&sb, 1000);
-       while (strbuf_getwholeline(&sb, stdin, '\n') != EOF) {
+       while (strbuf_getline(&sb, stdin) != EOF) {
                int len = sb.len;
-               if (len && sb.buf[len - 1] == '\n')
-                       sb.buf[--len] = '\0';
                if (!len)
                        break;
                if (sb.buf[0] == '-') {
@@ -1915,6 +1856,15 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg
                revs->verbose_header = 1;
                revs->pretty_given = 1;
                get_commit_format(arg+9, revs);
+       } else if (!strcmp(arg, "--expand-tabs")) {
+               revs->expand_tabs_in_log = 8;
+       } else if (!strcmp(arg, "--no-expand-tabs")) {
+               revs->expand_tabs_in_log = 0;
+       } else if (skip_prefix(arg, "--expand-tabs=", &arg)) {
+               int val;
+               if (strtol_i(arg, 10, &val) < 0 || val < 0)
+                       die("'%s': not a non-negative integer", arg);
+               revs->expand_tabs_in_log = val;
        } else if (!strcmp(arg, "--show-notes") || !strcmp(arg, "--notes")) {
                revs->show_notes = 1;
                revs->show_notes_given = 1;
@@ -2388,6 +2338,9 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
        if (revs->first_parent_only && revs->bisect)
                die(_("--first-parent is incompatible with --bisect"));
 
+       if (revs->expand_tabs_in_log < 0)
+               revs->expand_tabs_in_log = revs->expand_tabs_in_log_default;
+
        return left;
 }