Merge branch 'jc/traverse-commit-list'

* jc/traverse-commit-list:
revision.c: update show_object_with_name() without using malloc()
revision.c: add show_object_with_name() helper function
rev-list: fix finish_object() call

diff --git a/builtin/rev-list.c b/builtin/rev-list.c
index 56727e8c1d9d87fe3e3bf3919ba86d27d0735758..f5ce4873e339ac748065e372c1c5e4830062320f 100644 (file)
--- a/builtin/rev-list.c
+++ b/builtin/rev-list.c
@@ -176,21 +176,8 @@ static void finish_object(struct object *obj, const struct name_path *path, cons
 
 static void show_object(struct object *obj, const struct name_path *path, const char *component)
 {
-       char *name = path_name(path, component);
-       /* An object with name "foo\n0000000..." can be used to
-        * confuse downstream "git pack-objects" very badly.
-        */
-       const char *ep = strchr(name, '\n');
-
-       finish_object(obj, path, name);
-       if (ep) {
-               printf("%s %.*s\n", sha1_to_hex(obj->sha1),
-                      (int) (ep - name),
-                      name);
-       }
-       else
-               printf("%s %s\n", sha1_to_hex(obj->sha1), name);
-       free(name);
+       finish_object(obj, path, component);
+       show_object_with_name(stdout, obj, path, component);
 }
 
 static void show_edge(struct commit *commit)

diff --git a/revision.c b/revision.c
index 102456b009429eeecdee3a5f8f9a1a0404f1cffa..19a493bf609bf3ecbe9602de0f2ce54af2ae828a 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -40,6 +40,47 @@ char *path_name(const struct name_path *path, const char *name)
        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)
+{
+       struct name_path leaf;
+       leaf.up = (struct name_path *)path;
+       leaf.elem = component;
+       leaf.elem_len = strlen(component);
+
+       fprintf(out, "%s ", sha1_to_hex(obj->sha1));
+       show_path_truncated(out, &leaf);
+       fputc('\n', out);
+}
+
 void add_object(struct object *obj,
                struct object_array *p,
                struct name_path *path,

diff --git a/revision.h b/revision.h
index 93d31556cb44d3e4c5162d21c8e92d572a36508e..8eeb542dfbbfa70eb17cce7d0e2075f43d51c161 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -205,6 +205,8 @@ struct name_path {
 
 char *path_name(const struct name_path *path, const char *name);
 
+extern void show_object_with_name(FILE *, struct object *, const struct name_path *, const char *);
+
 extern void add_object(struct object *obj,
                       struct object_array *p,
                       struct name_path *path,

diff --git a/upload-pack.c b/upload-pack.c
index 8739bfacdfd4e01e16a614dd419388fa93a904b6..31686712c77ba8229870a224fafcc8008c3af4ff 100644 (file)
--- a/upload-pack.c
+++ b/upload-pack.c
@@ -86,20 +86,7 @@ static void show_commit(struct commit *commit, void *data)
 
 static void show_object(struct object *obj, const struct name_path *path, const char *component)
 {
-       /* An object with name "foo\n0000000..." can be used to
-        * confuse downstream git-pack-objects very badly.
-        */
-       const char *name = path_name(path, component);
-       const char *ep = strchr(name, '\n');
-       if (ep) {
-               fprintf(pack_pipe, "%s %.*s\n", sha1_to_hex(obj->sha1),
-                      (int) (ep - name),
-                      name);
-       }
-       else
-               fprintf(pack_pipe, "%s %s\n",
-                               sha1_to_hex(obj->sha1), name);
-       free((char *)name);
+       show_object_with_name(pack_pipe, obj, path, component);
 }
 
 static void show_edge(struct commit *commit)