die("bad config variable '%s'", var);
}
+static int git_config_rename(const char *var, const char *value)
+{
+ if (!value)
+ return DIFF_DETECT_RENAME;
+ if (!strcasecmp(value, "copies") || !strcasecmp(value, "copy"))
+ return DIFF_DETECT_COPY;
+ return git_config_bool(var,value) ? DIFF_DETECT_RENAME : 0;
+}
+
/*
* These are to give UI layer defaults.
* The core-level commands such as git-diff-files should
return 0;
}
if (!strcmp(var, "diff.renames")) {
- if (!value)
- diff_detect_rename_default = DIFF_DETECT_RENAME;
- else if (!strcasecmp(value, "copies") ||
- !strcasecmp(value, "copy"))
- diff_detect_rename_default = DIFF_DETECT_COPY;
- else if (git_config_bool(var,value))
- diff_detect_rename_default = DIFF_DETECT_RENAME;
+ diff_detect_rename_default = git_config_rename(var, value);
return 0;
}
if (!strcmp(var, "diff.autorefreshindex")) {
file->print_name = pname;
}
-static void show_stats(struct diffstat_t* data, struct diff_options *options)
+static void show_stats(struct diffstat_t *data, struct diff_options *options)
{
- int i, len, add, del, total, adds = 0, dels = 0;
+ int i, len, add, del, adds = 0, dels = 0;
int max_change = 0, max_len = 0;
int total_files = data->nr;
int width, name_width;
*/
add = added;
del = deleted;
- total = add + del;
adds += add;
dels += del;
if (width <= max_change) {
add = scale_linear(add, width, max_change);
del = scale_linear(del, width, max_change);
- total = add + del;
}
show_name(options->file, prefix, name, len, reset, set);
fprintf(options->file, "%5d%s", added + deleted,
total_files, adds, dels);
}
-static void show_numstat(struct diffstat_t* data, struct diff_options *options)
+static void show_numstat(struct diffstat_t *data, struct diff_options *options)
{
int i;
struct stat st;
int pos, len;
- /* We do not read the cache ourselves here, because the
+ /*
+ * We do not read the cache ourselves here, because the
* benchmark with my previous version that always reads cache
* shows that it makes things worse for diff-tree comparing
* two linux-2.6 kernel trees in an already checked out work
* objects however would tend to be slower as they need
* to be individually opened and inflated.
*/
- if (!FAST_WORKING_DIRECTORY && !want_file && has_sha1_pack(sha1, NULL))
+ if (!FAST_WORKING_DIRECTORY && !want_file && has_sha1_pack(sha1))
return 0;
len = strlen(name);
if (hashcmp(sha1, ce->sha1) || !S_ISREG(ce->ce_mode))
return 0;
+ /*
+ * If ce is marked as "assume unchanged", there is no
+ * guarantee that work tree matches what we are looking for.
+ */
+ if (ce->ce_flags & CE_VALID)
+ return 0;
+
/*
* If ce matches the file in the work tree, we can reuse it.
*/
s->cnt_data = NULL;
}
-static void prep_temp_blob(struct diff_tempfile *temp,
+static void prep_temp_blob(const char *path, struct diff_tempfile *temp,
void *blob,
unsigned long size,
const unsigned char *sha1,
int mode)
{
int fd;
+ struct strbuf buf = STRBUF_INIT;
fd = git_mkstemp(temp->tmp_path, PATH_MAX, ".diff_XXXXXX");
if (fd < 0)
die("unable to create temp-file: %s", strerror(errno));
+ if (convert_to_working_tree(path,
+ (const char *)blob, (size_t)size, &buf)) {
+ blob = buf.buf;
+ size = buf.len;
+ }
if (write_in_full(fd, blob, size) != size)
die("unable to write temp-file");
close(fd);
strcpy(temp->hex, sha1_to_hex(sha1));
temp->hex[40] = 0;
sprintf(temp->mode, "%06o", mode);
+ strbuf_release(&buf);
}
static struct diff_tempfile *prepare_temp_file(const char *name,
die("readlink(%s)", name);
if (ret == sizeof(buf))
die("symlink too long: %s", name);
- prep_temp_blob(temp, buf, ret,
+ prep_temp_blob(name, temp, buf, ret,
(one->sha1_valid ?
one->sha1 : null_sha1),
(one->sha1_valid ?
else {
if (diff_populate_filespec(one, 0))
die("cannot read data blob for %s", one->path);
- prep_temp_blob(temp, one->data, one->size,
+ prep_temp_blob(name, temp, one->data, one->size,
one->sha1, one->mode);
}
return temp;