![[tokkee]](http://tokkee.org/images/avatar.png){kind=avatar}
diff --git a/builtin-cat-file.c b/builtin-cat-file.c
--- a/builtin-cat-file.c
+++ /dev/null
@@ -1,258 +0,0 @@
-/*
- * GIT - The information manager from hell
- *
- * 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"
-
-#define BATCH 1
-#define BATCH_CHECK 2
-
-static void pprint_tag(const unsigned char *sha1, const char *buf, unsigned long size)
-{
- /* the parser in tag.c is useless here. */
- const char *endp = buf + size;
- const char *cp = buf;
-
- while (cp < endp) {
- char c = *cp++;
- if (c != '\n')
- continue;
- if (7 <= endp - cp && !memcmp("tagger ", cp, 7)) {
- const char *tagger = cp;
-
- /* Found the tagger line. Copy out the contents
- * of the buffer so far.
- */
- write_or_die(1, buf, cp - buf);
-
- /*
- * Do something intelligent, like pretty-printing
- * the date.
- */
- while (cp < endp) {
- if (*cp++ == '\n') {
- /* tagger to cp is a line
- * that has ident and time.
- */
- const char *sp = tagger;
- char *ep;
- unsigned long date;
- long tz;
- while (sp < cp && *sp != '>')
- sp++;
- if (sp == cp) {
- /* give up */
- write_or_die(1, tagger,
- cp - tagger);
- break;
- }
- while (sp < cp &&
- !('0' <= *sp && *sp <= '9'))
- sp++;
- write_or_die(1, tagger, sp - tagger);
- date = strtoul(sp, &ep, 10);
- tz = strtol(ep, NULL, 10);
- sp = show_date(date, tz, 0);
- write_or_die(1, sp, strlen(sp));
- xwrite(1, "\n", 1);
- break;
- }
- }
- break;
- }
- if (cp < endp && *cp == '\n')
- /* end of header */
- break;
- }
- /* At this point, we have copied out the header up to the end of
- * the tagger line and cp points at one past \n. It could be the
- * next header line after the tagger line, or it could be another
- * \n that marks the end of the headers. We need to copy out the
- * remainder as is.
- */
- if (cp < endp)
- write_or_die(1, cp, endp - cp);
-}
-
-static int cat_one_file(int opt, const char *exp_type, const char *obj_name)
-{
- unsigned char sha1[20];
- enum object_type type;
- void *buf;
- unsigned long size;
-
- if (get_sha1(obj_name, sha1))
- die("Not a valid object name %s", obj_name);
-
- buf = NULL;
- switch (opt) {
- case 't':
- type = sha1_object_info(sha1, NULL);
- if (type > 0) {
- printf("%s\n", typename(type));
- return 0;
- }
- break;
-
- case 's':
- type = sha1_object_info(sha1, &size);
- if (type > 0) {
- printf("%lu\n", size);
- return 0;
- }
- break;
-
- case 'e':
- return !has_sha1_file(sha1);
-
- case 'p':
- type = sha1_object_info(sha1, NULL);
- if (type < 0)
- die("Not a valid object name %s", obj_name);
-
- /* custom pretty-print here */
- if (type == OBJ_TREE) {
- const char *ls_args[3] = {"ls-tree", obj_name, NULL};
- return cmd_ls_tree(2, ls_args, NULL);
- }
-
- buf = read_sha1_file(sha1, &type, &size);
- if (!buf)
- die("Cannot read object %s", obj_name);
- if (type == OBJ_TAG) {
- pprint_tag(sha1, buf, size);
- return 0;
- }
-
- /* otherwise just spit out the data */
- break;
- case 0:
- buf = read_object_with_reference(sha1, exp_type, &size, NULL);
- break;
-
- default:
- die("git cat-file: unknown option: %s", exp_type);
- }
-
- if (!buf)
- die("git cat-file %s: bad file", obj_name);
-
- write_or_die(1, buf, size);
- return 0;
-}
-
-static int batch_one_object(const char *obj_name, int print_contents)
-{
- unsigned char sha1[20];
- enum object_type type = 0;
- unsigned long size;
- void *contents = contents;
-
- if (!obj_name)
- return 1;
-
- if (get_sha1(obj_name, sha1)) {
- printf("%s missing\n", obj_name);
- fflush(stdout);
- return 0;
- }
-
- if (print_contents == BATCH)
- contents = read_sha1_file(sha1, &type, &size);
- else
- type = sha1_object_info(sha1, &size);
-
- if (type <= 0) {
- printf("%s missing\n", obj_name);
- fflush(stdout);
- return 0;
- }
-
- printf("%s %s %lu\n", sha1_to_hex(sha1), typename(type), size);
- fflush(stdout);
-
- if (print_contents == BATCH) {
- write_or_die(1, contents, size);
- printf("\n");
- fflush(stdout);
- free(contents);
- }
-
- return 0;
-}
-
-static int batch_objects(int print_contents)
-{
- struct strbuf buf = STRBUF_INIT;
-
- while (strbuf_getline(&buf, stdin, '\n') != EOF) {
- int error = batch_one_object(buf.buf, print_contents);
- if (error)
- return error;
- }
-
- return 0;
-}
-
-static const char * const cat_file_usage[] = {
- "git cat-file (-t|-s|-e|-p|<type>) <object>",
- "git cat-file (--batch|--batch-check) < <list_of_objects>",
- NULL
-};
-
-int cmd_cat_file(int argc, const char **argv, const char *prefix)
-{
- int opt = 0, batch = 0;
- const char *exp_type = NULL, *obj_name = NULL;
-
- const struct option options[] = {
- OPT_GROUP("<type> can be one of: blob, tree, commit, tag"),
- OPT_SET_INT('t', NULL, &opt, "show object type", 't'),
- OPT_SET_INT('s', NULL, &opt, "show object size", 's'),
- OPT_SET_INT('e', NULL, &opt,
- "exit with zero when there's no error", 'e'),
- OPT_SET_INT('p', NULL, &opt, "pretty-print object's content", 'p'),
- OPT_SET_INT(0, "batch", &batch,
- "show info and content of objects fed from the standard input",
- BATCH),
- OPT_SET_INT(0, "batch-check", &batch,
- "show info about objects fed from the standard input",
- BATCH_CHECK),
- OPT_END()
- };
-
- git_config(git_default_config, NULL);
-
- if (argc != 3 && argc != 2)
- usage_with_options(cat_file_usage, options);
-
- argc = parse_options(argc, argv, prefix, options, cat_file_usage, 0);
-
- if (opt) {
- if (argc == 1)
- obj_name = argv[0];
- else
- usage_with_options(cat_file_usage, options);
- }
- if (!opt && !batch) {
- if (argc == 2) {
- exp_type = argv[0];
- obj_name = argv[1];
- } else
- usage_with_options(cat_file_usage, options);
- }
- if (batch && (opt || argc)) {
- usage_with_options(cat_file_usage, options);
- }
-
- if (batch)
- return batch_objects(batch);
-
- return cat_one_file(opt, exp_type, obj_name);
-}