static void read_patch_file(struct strbuf *sb, int fd)
{
if (strbuf_read(sb, fd, 0) < 0)
- die("git apply: read returned %s", strerror(errno));
+ die_errno("git apply: failed to read");
/*
* Make sure that we have some slop in the buffer
return 1;
}
+/* remove double slashes to make --index work with such filenames */
+static char *squash_slash(char *name)
+{
+ int i = 0, j = 0;
+
+ while (name[i]) {
+ if ((name[j++] = name[i++]) == '/')
+ while (name[i] == '/')
+ i++;
+ }
+ name[j] = '\0';
+ return name;
+}
+
static char *find_name(const char *line, char *def, int p_value, int terminate)
{
int len;
free(def);
if (root)
strbuf_insert(&name, 0, root, root_len);
- return strbuf_detach(&name, NULL);
+ return squash_slash(strbuf_detach(&name, NULL));
}
}
strbuf_release(&name);
start = line;
}
if (!start)
- return def;
+ return squash_slash(def);
len = line - start;
if (!len)
- return def;
+ return squash_slash(def);
/*
* Generally we prefer the shorter name, especially
if (def) {
int deflen = strlen(def);
if (deflen < len && !strncmp(start, def, deflen))
- return def;
+ return squash_slash(def);
free(def);
}
strcpy(ret, root);
memcpy(ret + root_len, start, len);
ret[root_len + len] = '\0';
- return ret;
+ return squash_slash(ret);
}
- return xmemdupz(start, len);
+ return squash_slash(xmemdupz(start, len));
}
static int count_slashes(const char *cp)
return val;
}
+/*
+ * Does the ---/+++ line has the POSIX timestamp after the last HT?
+ * GNU diff puts epoch there to signal a creation/deletion event. Is
+ * this such a timestamp?
+ */
+static int has_epoch_timestamp(const char *nameline)
+{
+ /*
+ * We are only interested in epoch timestamp; any non-zero
+ * fraction cannot be one, hence "(\.0+)?" in the regexp below.
+ * For the same reason, the date must be either 1969-12-31 or
+ * 1970-01-01, and the seconds part must be "00".
+ */
+ const char stamp_regexp[] =
+ "^(1969-12-31|1970-01-01)"
+ " "
+ "[0-2][0-9]:[0-5][0-9]:00(\\.0+)?"
+ " "
+ "([-+][0-2][0-9][0-5][0-9])\n";
+ const char *timestamp = NULL, *cp;
+ static regex_t *stamp;
+ regmatch_t m[10];
+ int zoneoffset;
+ int hourminute;
+ int status;
+
+ for (cp = nameline; *cp != '\n'; cp++) {
+ if (*cp == '\t')
+ timestamp = cp + 1;
+ }
+ if (!timestamp)
+ return 0;
+ if (!stamp) {
+ stamp = xmalloc(sizeof(*stamp));
+ if (regcomp(stamp, stamp_regexp, REG_EXTENDED)) {
+ warning("Cannot prepare timestamp regexp %s",
+ stamp_regexp);
+ return 0;
+ }
+ }
+
+ status = regexec(stamp, timestamp, ARRAY_SIZE(m), m, 0);
+ if (status) {
+ if (status != REG_NOMATCH)
+ warning("regexec returned %d for input: %s",
+ status, timestamp);
+ return 0;
+ }
+
+ zoneoffset = strtol(timestamp + m[3].rm_so + 1, NULL, 10);
+ zoneoffset = (zoneoffset / 100) * 60 + (zoneoffset % 100);
+ if (timestamp[m[3].rm_so] == '-')
+ zoneoffset = -zoneoffset;
+
+ /*
+ * YYYY-MM-DD hh:mm:ss must be from either 1969-12-31
+ * (west of GMT) or 1970-01-01 (east of GMT)
+ */
+ if ((zoneoffset < 0 && memcmp(timestamp, "1969-12-31", 10)) ||
+ (0 <= zoneoffset && memcmp(timestamp, "1970-01-01", 10)))
+ return 0;
+
+ hourminute = (strtol(timestamp + 11, NULL, 10) * 60 +
+ strtol(timestamp + 14, NULL, 10) -
+ zoneoffset);
+
+ return ((zoneoffset < 0 && hourminute == 1440) ||
+ (0 <= zoneoffset && !hourminute));
+}
+
/*
* Get the name etc info from the ---/+++ lines of a traditional patch header
*
} else {
name = find_name(first, NULL, p_value, TERM_SPACE | TERM_TAB);
name = find_name(second, name, p_value, TERM_SPACE | TERM_TAB);
- patch->old_name = patch->new_name = name;
+ if (has_epoch_timestamp(first)) {
+ patch->is_new = 1;
+ patch->is_delete = 0;
+ patch->new_name = name;
+ } else if (has_epoch_timestamp(second)) {
+ patch->is_new = 0;
+ patch->is_delete = 1;
+ patch->old_name = name;
+ } else {
+ patch->old_name = patch->new_name = name;
+ }
}
if (!name)
die("unable to find filename in patch at line %d", linenr);
static void build_fake_ancestor(struct patch *list, const char *filename)
{
struct patch *patch;
- struct index_state result = { 0 };
+ struct index_state result = { NULL };
int fd;
/* Once we start supporting the reverse patch, it may be
} else {
if (!cached) {
if (lstat(path, &st) < 0)
- die("unable to stat newly created file %s",
- path);
+ die_errno("unable to stat newly created file '%s'",
+ path);
fill_stat_cache_info(ce, &st);
}
if (write_sha1_file(buf, size, blob_type, ce->sha1) < 0)
strbuf_release(&nbuf);
if (close(fd) < 0)
- die("closing file %s: %s", path, strerror(errno));
+ die_errno("closing file '%s'", path);
return 0;
}
++nr;
}
}
- die("unable to write file %s mode %o", path, mode);
+ die_errno("unable to write file '%s' mode %o", path, mode);
}
static void create_file(struct patch *patch)
OPT_BOOLEAN(0, "stat", &diffstat,
"instead of applying the patch, output diffstat for the input"),
{ OPTION_BOOLEAN, 0, "allow-binary-replacement", &binary,
- NULL, "old option, now no-op", PARSE_OPT_HIDDEN },
+ NULL, "old option, now no-op",
+ PARSE_OPT_HIDDEN | PARSE_OPT_NOARG },
{ OPTION_BOOLEAN, 0, "binary", &binary,
- NULL, "old option, now no-op", PARSE_OPT_HIDDEN },
+ NULL, "old option, now no-op",
+ PARSE_OPT_HIDDEN | PARSE_OPT_NOARG },
OPT_BOOLEAN(0, "numstat", &numstat,
"shows number of added and deleted lines in decimal notation"),
OPT_BOOLEAN(0, "summary", &summary,
"apply a patch without touching the working tree"),
OPT_BOOLEAN(0, "apply", &force_apply,
"also apply the patch (use with --stat/--summary/--check)"),
- OPT_STRING(0, "build-fake-ancestor", &fake_ancestor, "file",
+ OPT_FILENAME(0, "build-fake-ancestor", &fake_ancestor,
"build a temporary index based on embedded index information"),
{ OPTION_CALLBACK, 'z', NULL, NULL, NULL,
"paths are separated with NUL character",
if (apply_default_whitespace)
parse_whitespace_option(apply_default_whitespace);
- argc = parse_options(argc, argv, builtin_apply_options,
+ argc = parse_options(argc, argv, prefix, builtin_apply_options,
apply_usage, 0);
- fake_ancestor = parse_options_fix_filename(prefix, fake_ancestor);
- if (fake_ancestor)
- fake_ancestor = xstrdup(fake_ancestor);
if (apply_with_reject)
apply = apply_verbosely = 1;
fd = open(arg, O_RDONLY);
if (fd < 0)
- die("can't open patch '%s': %s", arg, strerror(errno));
+ die_errno("can't open patch '%s'", arg);
read_stdin = 0;
set_default_whitespace_mode(whitespace_option);
errs |= apply_patch(fd, arg, options);