From fbdeef948bbc085124f9634d5108940dce5fc688 Mon Sep 17 00:00:00 2001 From: Daniel Barkalow Date: Mon, 10 Sep 2007 23:02:40 -0400 Subject: Remove obsolete commit-walkers Removes the commit-walkers that are no longer useful, as well as library code that was only used by ssh-fetch/push. Signed-off-by: Daniel Barkalow Signed-off-by: Junio C Hamano --- local-fetch.c | 254 ---------------------------------------------------------- 1 file changed, 254 deletions(-) delete mode 100644 local-fetch.c (limited to 'local-fetch.c') diff --git a/local-fetch.c b/local-fetch.c deleted file mode 100644 index bf7ec6c2a..000000000 --- a/local-fetch.c +++ /dev/null @@ -1,254 +0,0 @@ -/* - * Copyright (C) 2005 Junio C Hamano - */ -#include "cache.h" -#include "commit.h" -#include "fetch.h" - -static int use_link; -static int use_symlink; -static int use_filecopy = 1; -static int commits_on_stdin; - -static const char *path; /* "Remote" git repository */ - -void prefetch(unsigned char *sha1) -{ -} - -static struct packed_git *packs; - -static void setup_index(unsigned char *sha1) -{ - struct packed_git *new_pack; - char filename[PATH_MAX]; - strcpy(filename, path); - strcat(filename, "/objects/pack/pack-"); - strcat(filename, sha1_to_hex(sha1)); - strcat(filename, ".idx"); - new_pack = parse_pack_index_file(sha1, filename); - new_pack->next = packs; - packs = new_pack; -} - -static int setup_indices(void) -{ - DIR *dir; - struct dirent *de; - char filename[PATH_MAX]; - unsigned char sha1[20]; - sprintf(filename, "%s/objects/pack/", path); - dir = opendir(filename); - if (!dir) - return -1; - while ((de = readdir(dir)) != NULL) { - int namelen = strlen(de->d_name); - if (namelen != 50 || - !has_extension(de->d_name, ".pack")) - continue; - get_sha1_hex(de->d_name + 5, sha1); - setup_index(sha1); - } - closedir(dir); - return 0; -} - -static int copy_file(const char *source, char *dest, const char *hex, - int warn_if_not_exists) -{ - safe_create_leading_directories(dest); - if (use_link) { - if (!link(source, dest)) { - pull_say("link %s\n", hex); - return 0; - } - /* If we got ENOENT there is no point continuing. */ - if (errno == ENOENT) { - if (!warn_if_not_exists) - return -1; - return error("does not exist %s", source); - } - } - if (use_symlink) { - struct stat st; - if (stat(source, &st)) { - if (!warn_if_not_exists && errno == ENOENT) - return -1; - return error("cannot stat %s: %s", source, - strerror(errno)); - } - if (!symlink(source, dest)) { - pull_say("symlink %s\n", hex); - return 0; - } - } - if (use_filecopy) { - int ifd, ofd, status = 0; - - ifd = open(source, O_RDONLY); - if (ifd < 0) { - if (!warn_if_not_exists && errno == ENOENT) - return -1; - return error("cannot open %s", source); - } - ofd = open(dest, O_WRONLY | O_CREAT | O_EXCL, 0666); - if (ofd < 0) { - close(ifd); - return error("cannot open %s", dest); - } - status = copy_fd(ifd, ofd); - close(ofd); - if (status) - return error("cannot write %s", dest); - pull_say("copy %s\n", hex); - return 0; - } - return error("failed to copy %s with given copy methods.", hex); -} - -static int fetch_pack(const unsigned char *sha1) -{ - struct packed_git *target; - char filename[PATH_MAX]; - if (setup_indices()) - return -1; - target = find_sha1_pack(sha1, packs); - if (!target) - return error("Couldn't find %s: not separate or in any pack", - sha1_to_hex(sha1)); - if (get_verbosely) { - fprintf(stderr, "Getting pack %s\n", - sha1_to_hex(target->sha1)); - fprintf(stderr, " which contains %s\n", - sha1_to_hex(sha1)); - } - sprintf(filename, "%s/objects/pack/pack-%s.pack", - path, sha1_to_hex(target->sha1)); - copy_file(filename, sha1_pack_name(target->sha1), - sha1_to_hex(target->sha1), 1); - sprintf(filename, "%s/objects/pack/pack-%s.idx", - path, sha1_to_hex(target->sha1)); - copy_file(filename, sha1_pack_index_name(target->sha1), - sha1_to_hex(target->sha1), 1); - install_packed_git(target); - return 0; -} - -static int fetch_file(const unsigned char *sha1) -{ - static int object_name_start = -1; - static char filename[PATH_MAX]; - char *hex = sha1_to_hex(sha1); - char *dest_filename = sha1_file_name(sha1); - - if (object_name_start < 0) { - strcpy(filename, path); /* e.g. git.git */ - strcat(filename, "/objects/"); - object_name_start = strlen(filename); - } - filename[object_name_start+0] = hex[0]; - filename[object_name_start+1] = hex[1]; - filename[object_name_start+2] = '/'; - strcpy(filename + object_name_start + 3, hex + 2); - return copy_file(filename, dest_filename, hex, 0); -} - -int fetch(unsigned char *sha1) -{ - if (has_sha1_file(sha1)) - return 0; - else - return fetch_file(sha1) && fetch_pack(sha1); -} - -int fetch_ref(char *ref, unsigned char *sha1) -{ - static int ref_name_start = -1; - static char filename[PATH_MAX]; - static char hex[41]; - int ifd; - - if (ref_name_start < 0) { - sprintf(filename, "%s/refs/", path); - ref_name_start = strlen(filename); - } - strcpy(filename + ref_name_start, ref); - ifd = open(filename, O_RDONLY); - if (ifd < 0) { - close(ifd); - return error("cannot open %s", filename); - } - if (read_in_full(ifd, hex, 40) != 40 || get_sha1_hex(hex, sha1)) { - close(ifd); - return error("cannot read from %s", filename); - } - close(ifd); - pull_say("ref %s\n", sha1_to_hex(sha1)); - return 0; -} - -static const char local_pull_usage[] = -"git-local-fetch [-c] [-t] [-a] [-v] [-w filename] [--recover] [-l] [-s] [-n] [--stdin] commit-id path"; - -/* - * By default we only use file copy. - * If -l is specified, a hard link is attempted. - * If -s is specified, then a symlink is attempted. - * If -n is _not_ specified, then a regular file-to-file copy is done. - */ -int main(int argc, const char **argv) -{ - int commits; - const char **write_ref = NULL; - char **commit_id; - int arg = 1; - - setup_git_directory(); - git_config(git_default_config); - - while (arg < argc && argv[arg][0] == '-') { - if (argv[arg][1] == 't') - get_tree = 1; - else if (argv[arg][1] == 'c') - get_history = 1; - else if (argv[arg][1] == 'a') { - get_all = 1; - get_tree = 1; - get_history = 1; - } - else if (argv[arg][1] == 'l') - use_link = 1; - else if (argv[arg][1] == 's') - use_symlink = 1; - else if (argv[arg][1] == 'n') - use_filecopy = 0; - else if (argv[arg][1] == 'v') - get_verbosely = 1; - else if (argv[arg][1] == 'w') - write_ref = &argv[++arg]; - else if (!strcmp(argv[arg], "--recover")) - get_recover = 1; - else if (!strcmp(argv[arg], "--stdin")) - commits_on_stdin = 1; - else - usage(local_pull_usage); - arg++; - } - if (argc < arg + 2 - commits_on_stdin) - usage(local_pull_usage); - if (commits_on_stdin) { - commits = pull_targets_stdin(&commit_id, &write_ref); - } else { - commit_id = (char **) &argv[arg++]; - commits = 1; - } - path = argv[arg]; - - if (pull(commits, commit_id, write_ref, path)) - return 1; - - if (commits_on_stdin) - pull_targets_free(commits, commit_id, write_ref); - - return 0; -} -- cgit v1.2.1