summaryrefslogtreecommitdiff
path: root/builtin/cat-file.c
diff options
context:
space:
mode:
Diffstat (limited to 'builtin/cat-file.c')
-rw-r--r--builtin/cat-file.c38
1 files changed, 21 insertions, 17 deletions
diff --git a/builtin/cat-file.c b/builtin/cat-file.c
index f8288c830c..df99df4db1 100644
--- a/builtin/cat-file.c
+++ b/builtin/cat-file.c
@@ -4,12 +4,8 @@
* Copyright (C) Linus Torvalds, 2005
*/
#include "cache.h"
-#include "exec_cmd.h"
-#include "tag.h"
-#include "tree.h"
#include "builtin.h"
#include "parse-options.h"
-#include "diff.h"
#include "userdiff.h"
#include "streaming.h"
@@ -79,11 +75,10 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
if (type_from_string(exp_type) == OBJ_BLOB) {
unsigned char blob_sha1[20];
if (sha1_object_info(sha1, NULL) == OBJ_TAG) {
- enum object_type type;
- unsigned long size;
char *buffer = read_sha1_file(sha1, &type, &size);
- if (memcmp(buffer, "object ", 7) ||
- get_sha1_hex(buffer + 7, blob_sha1))
+ const char *target;
+ if (!skip_prefix(buffer, "object ", &target) ||
+ get_sha1_hex(target, blob_sha1))
die("%s not a valid tag", sha1_to_hex(sha1));
free(buffer);
} else
@@ -118,6 +113,7 @@ struct expand_data {
unsigned long size;
unsigned long disk_size;
const char *rest;
+ unsigned char delta_base_sha1[20];
/*
* If mark_query is true, we do not expand anything, but rather
@@ -174,6 +170,11 @@ static void expand_atom(struct strbuf *sb, const char *atom, int len,
data->split_on_whitespace = 1;
else if (data->rest)
strbuf_addstr(sb, data->rest);
+ } else if (is_atom("deltabase", atom, len)) {
+ if (data->mark_query)
+ data->info.delta_base_sha1 = data->delta_base_sha1;
+ else
+ strbuf_addstr(sb, sha1_to_hex(data->delta_base_sha1));
} else
die("unknown format element: %.*s", len, atom);
}
@@ -241,7 +242,7 @@ static int batch_one_object(const char *obj_name, struct batch_options *opt,
return 0;
}
- if (sha1_object_info_extended(data->sha1, &data->info) < 0) {
+ if (sha1_object_info_extended(data->sha1, &data->info, LOOKUP_REPLACE_OBJECT) < 0) {
printf("%s missing\n", obj_name);
fflush(stdout);
return 0;
@@ -263,6 +264,8 @@ static int batch_objects(struct batch_options *opt)
{
struct strbuf buf = STRBUF_INIT;
struct expand_data data;
+ int save_warning;
+ int retval = 0;
if (!opt->format)
opt->format = "%(objectname) %(objecttype) %(objectsize)";
@@ -291,11 +294,10 @@ static int batch_objects(struct batch_options *opt)
* warn) ends up dwarfing the actual cost of the object lookups
* themselves. We can work around it by just turning off the warning.
*/
+ save_warning = warn_on_object_refname_ambiguity;
warn_on_object_refname_ambiguity = 0;
while (strbuf_getline(&buf, stdin, '\n') != EOF) {
- int error;
-
if (data.split_on_whitespace) {
/*
* Split at first whitespace, tying off the beginning
@@ -310,17 +312,19 @@ static int batch_objects(struct batch_options *opt)
data.rest = p;
}
- error = batch_one_object(buf.buf, opt, &data);
- if (error)
- return error;
+ retval = batch_one_object(buf.buf, opt, &data);
+ if (retval)
+ break;
}
- return 0;
+ strbuf_release(&buf);
+ warn_on_object_refname_ambiguity = save_warning;
+ return retval;
}
static const char * const cat_file_usage[] = {
- N_("git cat-file (-t|-s|-e|-p|<type>|--textconv) <object>"),
- N_("git cat-file (--batch|--batch-check) < <list_of_objects>"),
+ N_("git cat-file (-t | -s | -e | -p | <type> | --textconv) <object>"),
+ N_("git cat-file (--batch | --batch-check) < <list-of-objects>"),
NULL
};