diff options
Diffstat (limited to 'builtin/cat-file.c')
| -rw-r--r-- | builtin/cat-file.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 425346048b..41afaa534b 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -119,6 +119,7 @@ struct expand_data { enum object_type type; unsigned long size; unsigned long disk_size; + const char *rest; /* * If mark_query is true, we do not expand anything, but rather @@ -127,6 +128,13 @@ struct expand_data { int mark_query; /* + * Whether to split the input on whitespace before feeding it to + * get_sha1; this is decided during the mark_query phase based on + * whether we have a %(rest) token in our format. + */ + int split_on_whitespace; + + /* * After a mark_query run, this object_info is set up to be * passed to sha1_object_info_extended. It will point to the data * elements above, so you can retrieve the response from there. @@ -163,6 +171,11 @@ static void expand_atom(struct strbuf *sb, const char *atom, int len, data->info.disk_sizep = &data->disk_size; else strbuf_addf(sb, "%lu", data->disk_size); + } else if (is_atom("rest", atom, len)) { + if (data->mark_query) + data->split_on_whitespace = 1; + else if (data->rest) + strbuf_addstr(sb, data->rest); } else die("unknown format element: %.*s", len, atom); } @@ -273,7 +286,23 @@ static int batch_objects(struct batch_options *opt) warn_on_object_refname_ambiguity = 0; while (strbuf_getline(&buf, stdin, '\n') != EOF) { - int error = batch_one_object(buf.buf, opt, &data); + int error; + + if (data.split_on_whitespace) { + /* + * Split at first whitespace, tying off the beginning + * of the string and saving the remainder (or NULL) in + * data.rest. + */ + char *p = strpbrk(buf.buf, " \t"); + if (p) { + while (*p && strchr(" \t", *p)) + *p++ = '\0'; + } + data.rest = p; + } + + error = batch_one_object(buf.buf, opt, &data); if (error) return error; } |