/* $OpenBSD: checkout.c,v 1.172 2020/10/19 19:51:20 naddy Exp $ */ /* * Copyright (c) 2006 Joris Vink * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include #include #include #include #include #include #include #include #include #include #include #include "cvs.h" #include "diff.h" #include "remote.h" static void checkout_check_repository(int, char **); static int checkout_classify(const char *, const char *); static void checkout_repository(const char *, const char *); extern int print_stdout; extern int prune_dirs; extern int build_dirs; static int flags = CR_REPO | CR_RECURSE_DIRS; static int Aflag = 0; static char *dflag = NULL; static char *koptstr = NULL; static char *dateflag = NULL; static int nflag = 0; char *checkout_target_dir = NULL; time_t cvs_specified_date = -1; time_t cvs_directory_date = -1; int disable_fast_checkout = 0; struct cvs_cmd cvs_cmd_checkout = { CVS_OP_CHECKOUT, CVS_USE_WDIR, "checkout", { "co", "get" }, "Checkout a working copy of a repository", "[-AcflNnPpRs] [-D date | -r tag] [-d dir] [-j rev] [-k mode] " "[-t id] module ...", "AcD:d:fj:k:lNnPpRr:st:", NULL, cvs_checkout }; struct cvs_cmd cvs_cmd_export = { CVS_OP_EXPORT, CVS_USE_WDIR, "export", { "exp", "ex" }, "Export sources from CVS, similar to checkout", "[-flNnR] [-d dir] [-k mode] -D date | -r rev module ...", "D:d:k:flNnRr:", NULL, cvs_export }; int cvs_checkout(int argc, char **argv) { int ch; while ((ch = getopt(argc, argv, cvs_cmd_checkout.cmd_opts)) != -1) { switch (ch) { case 'A': Aflag = 1; if (koptstr == NULL) reset_option = 1; if (cvs_specified_tag == NULL) reset_tag = 1; break; case 'c': cvs_modules_list(); exit(0); case 'D': dateflag = optarg; if ((cvs_specified_date = date_parse(dateflag)) == -1) fatal("invalid date: %s", dateflag); reset_tag = 0; break; case 'd': if (dflag != NULL) fatal("-d specified two or more times"); dflag = optarg; checkout_target_dir = dflag; if (cvs_server_active == 1) disable_fast_checkout = 1; break; case 'j': if (cvs_join_rev1 == NULL) cvs_join_rev1 = optarg; else if (cvs_join_rev2 == NULL) cvs_join_rev2 = optarg; else fatal("too many -j options"); break; case 'k': reset_option = 0; koptstr = optarg; kflag = rcs_kflag_get(koptstr); if (RCS_KWEXP_INVAL(kflag)) { cvs_log(LP_ERR, "invalid RCS keyword expansion mode"); fatal("%s", cvs_cmd_checkout.cmd_synopsis); } break; case 'l': flags &= ~CR_RECURSE_DIRS; break; case 'N': break; case 'n': nflag = 1; break; case 'P': prune_dirs = 1; break; case 'p': cmdp->cmd_flags &= ~CVS_USE_WDIR; print_stdout = 1; cvs_noexec = 1; nflag = 1; break; case 'R': flags |= CR_RECURSE_DIRS; break; case 'r': reset_tag = 0; cvs_specified_tag = optarg; break; default: fatal("%s", cvs_cmd_checkout.cmd_synopsis); } } argc -= optind; argv += optind; if (argc == 0) fatal("%s", cvs_cmd_checkout.cmd_synopsis); if (cvs_server_active == 1 && disable_fast_checkout != 1) { cmdp->cmd_flags &= ~CVS_USE_WDIR; cvs_noexec = 1; } checkout_check_repository(argc, argv); if (cvs_server_active == 1 && disable_fast_checkout != 1) cvs_noexec = 0; return (0); } int cvs_export(int argc, char **argv) { int ch; prune_dirs = 1; while ((ch = getopt(argc, argv, cvs_cmd_export.cmd_opts)) != -1) { switch (ch) { case 'd': if (dflag != NULL) fatal("-d specified two or more times"); dflag = optarg; checkout_target_dir = dflag; if (cvs_server_active == 1) disable_fast_checkout = 1; break; case 'k': koptstr = optarg; kflag = rcs_kflag_get(koptstr); if (RCS_KWEXP_INVAL(kflag)) { cvs_log(LP_ERR, "invalid RCS keyword expansion mode"); fatal("%s", cvs_cmd_export.cmd_synopsis); } break; case 'l': flags &= ~CR_RECURSE_DIRS; break; case 'N': break; case 'R': flags |= CR_RECURSE_DIRS; break; case 'r': cvs_specified_tag = optarg; break; default: fatal("%s", cvs_cmd_export.cmd_synopsis); } } argc -= optind; argv += optind; if (cvs_specified_tag == NULL) fatal("must specify a tag or date"); if (argc == 0) fatal("%s", cvs_cmd_export.cmd_synopsis); checkout_check_repository(argc, argv); return (0); } static void checkout_check_repository(int argc, char **argv) { int i; char *wdir, *d; struct cvs_recursion cr; struct module_checkout *mc; struct cvs_ignpat *ip; struct cvs_filelist *fl, *nxt; char repo[PATH_MAX], fpath[PATH_MAX], path[PATH_MAX], *f[1]; build_dirs = print_stdout ? 0 : 1; if (cvsroot_is_remote()) { cvs_client_connect_to_server(); if (cvs_specified_tag != NULL) cvs_client_send_request("Argument -r%s", cvs_specified_tag); if (Aflag) cvs_client_send_request("Argument -A"); if (dateflag != NULL) cvs_client_send_request("Argument -D%s", dateflag); if (kflag) cvs_client_send_request("Argument -k%s", koptstr); if (dflag != NULL) cvs_client_send_request("Argument -d%s", dflag); if (!(flags & CR_RECURSE_DIRS)) cvs_client_send_request("Argument -l"); if (cvs_cmdop == CVS_OP_CHECKOUT && prune_dirs == 1) cvs_client_send_request("Argument -P"); if (print_stdout == 1) cvs_client_send_request("Argument -p"); if (nflag == 1) cvs_client_send_request("Argument -n"); cr.enterdir = NULL; cr.leavedir = NULL; if (print_stdout) cr.fileproc = NULL; else cr.fileproc = cvs_client_sendfile; flags &= ~CR_REPO; cr.flags = flags; if (cvs_cmdop != CVS_OP_EXPORT) cvs_file_run(argc, argv, &cr); cvs_client_send_files(argv, argc); cvs_client_senddir("."); cvs_client_send_request("%s", (cvs_cmdop == CVS_OP_CHECKOUT) ? "co" : "export"); cvs_client_get_responses(); return; } for (i = 0; i < argc; i++) { mc = cvs_module_lookup(argv[i]); current_module = mc; RB_FOREACH(fl, cvs_flisthead, &(mc->mc_ignores)) cvs_file_ignore(fl->file_path, &checkout_ign_pats); RB_FOREACH(fl, cvs_flisthead, &(mc->mc_modules)) { module_repo_root = NULL; (void)xsnprintf(repo, sizeof(repo), "%s/%s", current_cvsroot->cr_dir, fl->file_path); if (!(mc->mc_flags & MODULE_ALIAS) || dflag != NULL) module_repo_root = xstrdup(fl->file_path); if (mc->mc_flags & MODULE_NORECURSE) flags &= ~CR_RECURSE_DIRS; if (dflag != NULL) wdir = dflag; else if (mc->mc_flags & MODULE_ALIAS) wdir = fl->file_path; else wdir = mc->mc_name; switch (checkout_classify(repo, fl->file_path)) { case CVS_FILE: cr.fileproc = cvs_update_local; cr.flags = flags; if (!(mc->mc_flags & MODULE_ALIAS)) { if (strlcpy(path, fl->file_path, sizeof(path)) >= sizeof(path)) fatal("%s: truncation", __func__); module_repo_root = xstrdup(dirname(path)); d = wdir; if (strlcpy(path, fl->file_path, sizeof(path)) >= sizeof(path)) fatal("%s: truncation", __func__); (void)xsnprintf(fpath, sizeof(fpath), "%s/%s", d, basename(path)); } else { if (strlcpy(path, wdir, sizeof(path)) >= sizeof(path)) fatal("%s: truncation", __func__); d = dirname(path); strlcpy(fpath, fl->file_path, sizeof(fpath)); } if (build_dirs == 1) cvs_mkpath(d, cvs_specified_tag); f[0] = fpath; cvs_file_run(1, f, &cr); break; case CVS_DIR: if (build_dirs == 1) cvs_mkpath(wdir, cvs_specified_tag); checkout_repository(repo, wdir); break; default: break; } if (nflag != 1 && mc->mc_prog != NULL && mc->mc_flags & MODULE_RUN_ON_CHECKOUT) cvs_exec(mc->mc_prog, NULL, 0); free(module_repo_root); } if (mc->mc_canfree == 1) { for (fl = RB_MIN(cvs_flisthead, &(mc->mc_modules)); fl != NULL; fl = nxt) { nxt = RB_NEXT(cvs_flisthead, &(mc->mc_modules), fl); RB_REMOVE(cvs_flisthead, &(mc->mc_modules), fl); free(fl->file_path); free(fl); } } while ((ip = TAILQ_FIRST(&checkout_ign_pats)) != NULL) { TAILQ_REMOVE(&checkout_ign_pats, ip, ip_list); free(ip); } free(mc); } } static int checkout_classify(const char *repo, const char *arg) { char *d, dbuf[PATH_MAX], *f, fbuf[PATH_MAX], fpath[PATH_MAX]; struct stat sb; if (stat(repo, &sb) == 0) { if (S_ISDIR(sb.st_mode)) return CVS_DIR; } if (strlcpy(dbuf, repo, sizeof(dbuf)) >= sizeof(dbuf)) fatal("checkout_classify: truncation"); d = dirname(dbuf); if (strlcpy(fbuf, repo, sizeof(fbuf)) >= sizeof(fbuf)) fatal("checkout_classify: truncation"); f = basename(fbuf); (void)xsnprintf(fpath, sizeof(fpath), "%s/%s%s", d, f, RCS_FILE_EXT); if (stat(fpath, &sb) == 0) { if (!S_ISREG(sb.st_mode)) { cvs_log(LP_ERR, "ignoring %s: not a regular file", arg); return 0; } return CVS_FILE; } (void)xsnprintf(fpath, sizeof(fpath), "%s/%s/%s%s", d, CVS_PATH_ATTIC, f, RCS_FILE_EXT); if (stat(fpath, &sb) == 0) { if (!S_ISREG(sb.st_mode)) { cvs_log(LP_ERR, "ignoring %s: not a regular file", arg); return 0; } return CVS_FILE; } cvs_log(LP_ERR, "cannot find module `%s' - ignored", arg); return 0; } static void checkout_repository(const char *repobase, const char *wdbase) { struct cvs_flisthead fl, dl; struct cvs_recursion cr; RB_INIT(&fl); RB_INIT(&dl); cvs_history_add((cvs_cmdop == CVS_OP_CHECKOUT) ? CVS_HISTORY_CHECKOUT : CVS_HISTORY_EXPORT, NULL, wdbase); if (print_stdout) { cr.enterdir = NULL; cr.leavedir = NULL; } else { cr.enterdir = cvs_update_enterdir; if (cvs_server_active == 1) { if (disable_fast_checkout != 1) cr.leavedir = NULL; else cr.leavedir = cvs_update_leavedir; } else { cr.leavedir = prune_dirs ? cvs_update_leavedir : NULL; } } cr.fileproc = cvs_update_local; cr.flags = flags; cvs_repository_lock(repobase, 0); cvs_repository_getdir(repobase, wdbase, &fl, &dl, flags & CR_RECURSE_DIRS ? REPOSITORY_DODIRS : 0); cvs_file_walklist(&fl, &cr); cvs_file_freelist(&fl); cvs_repository_unlock(repobase); cvs_file_walklist(&dl, &cr); cvs_file_freelist(&dl); } void cvs_checkout_file(struct cvs_file *cf, RCSNUM *rnum, char *tag, int co_flags) { BUF *bp; mode_t mode; int cf_kflag, exists; time_t rcstime; CVSENTRIES *ent; struct timeval tv[2]; struct tm datetm; char *entry, *tosend; char kbuf[8], sticky[CVS_REV_BUFSZ], rev[CVS_REV_BUFSZ]; char timebuf[CVS_TIME_BUFSZ], tbuf[CVS_TIME_BUFSZ]; static char lastwd[PATH_MAX]; exists = 0; tosend = NULL; if (!(co_flags & CO_REMOVE)) rcsnum_tostr(rnum, rev, sizeof(rev)); else rev[0] = '\0'; cvs_log(LP_TRACE, "cvs_checkout_file(%s, %s, %d) -> %s", cf->file_path, rev, co_flags, (cvs_server_active) ? "to client" : "to disk"); if (co_flags & CO_DUMP) { rcs_rev_write_fd(cf->file_rcs, rnum, STDOUT_FILENO, 0); return; } if (cvs_server_active == 0) { (void)unlink(cf->file_path); if (!(co_flags & CO_MERGE)) { if (cf->file_flags & FILE_ON_DISK) { exists = 1; (void)close(cf->fd); } cf->fd = open(cf->file_path, O_CREAT | O_RDWR | O_TRUNC); if (cf->fd == -1) fatal("cvs_checkout_file: open: %s", strerror(errno)); rcs_rev_write_fd(cf->file_rcs, rnum, cf->fd, 0); cf->file_flags |= FILE_ON_DISK; } else { cvs_merge_file(cf, (cvs_join_rev1 == NULL)); } mode = cf->file_rcs->rf_mode; mode |= S_IWUSR; if (fchmod(cf->fd, mode) == -1) fatal("cvs_checkout_file: fchmod: %s", strerror(errno)); if ((exists == 0) && (cf->file_ent == NULL) && !(co_flags & CO_MERGE)) rcstime = rcs_rev_getdate(cf->file_rcs, rnum); else time(&rcstime); tv[0].tv_sec = rcstime; tv[0].tv_usec = 0; tv[1] = tv[0]; if (futimes(cf->fd, tv) == -1) fatal("cvs_checkout_file: futimes: %s", strerror(errno)); } else { time(&rcstime); } gmtime_r(&rcstime, &datetm); asctime_r(&datetm, tbuf); tbuf[strcspn(tbuf, "\n")] = '\0'; if (co_flags & CO_MERGE) { (void)xsnprintf(timebuf, sizeof(timebuf), "Result of merge+%s", tbuf); } else { strlcpy(timebuf, tbuf, sizeof(timebuf)); } if (reset_tag) { sticky[0] = '\0'; } else if (co_flags & CO_SETSTICKY) if (tag != NULL) (void)xsnprintf(sticky, sizeof(sticky), "T%s", tag); else if (cvs_specified_date != -1) { gmtime_r(&cvs_specified_date, &datetm); (void)strftime(sticky, sizeof(sticky), "D"CVS_DATE_FMT, &datetm); } else if (cvs_directory_date != -1) { gmtime_r(&cvs_directory_date, &datetm); (void)strftime(sticky, sizeof(sticky), "D"CVS_DATE_FMT, &datetm); } else (void)xsnprintf(sticky, sizeof(sticky), "T%s", rev); else if (cf->file_ent != NULL && cf->file_ent->ce_tag != NULL) (void)xsnprintf(sticky, sizeof(sticky), "T%s", cf->file_ent->ce_tag); else sticky[0] = '\0'; kbuf[0] = '\0'; if (cf->file_rcs != NULL && cf->file_rcs->rf_expand != NULL) { cf_kflag = rcs_kflag_get(cf->file_rcs->rf_expand); if (kflag || cf_kflag != RCS_KWEXP_DEFAULT) (void)xsnprintf(kbuf, sizeof(kbuf), "-k%s", cf->file_rcs->rf_expand); } else if (!reset_option && cf->file_ent != NULL) { if (cf->file_ent->ce_opts != NULL) strlcpy(kbuf, cf->file_ent->ce_opts, sizeof(kbuf)); } entry = xmalloc(CVS_ENT_MAXLINELEN); cvs_ent_line_str(cf->file_name, rev, timebuf, kbuf, sticky, 0, 0, entry, CVS_ENT_MAXLINELEN); if (cvs_server_active == 0) { if (!(co_flags & CO_REMOVE) && cvs_cmdop != CVS_OP_EXPORT) { ent = cvs_ent_open(cf->file_wd); cvs_ent_add(ent, entry); cf->file_ent = cvs_ent_parse(entry); } } else { if (co_flags & CO_MERGE) { (void)unlink(cf->file_path); cvs_merge_file(cf, (cvs_join_rev1 == NULL)); tosend = cf->file_path; } /* * If this file has a tag, push out the Directory with the * tag to the client. Except when this file was explicitly * specified on the command line. */ if (tag != NULL && strcmp(cf->file_wd, lastwd) && !(cf->file_flags & FILE_USER_SUPPLIED)) { strlcpy(lastwd, cf->file_wd, PATH_MAX); cvs_server_set_sticky(cf->file_wd, sticky); } if (co_flags & CO_COMMIT) cvs_server_update_entry("Updated", cf); else if (co_flags & CO_MERGE) cvs_server_update_entry("Merged", cf); else if (co_flags & CO_REMOVE) cvs_server_update_entry("Removed", cf); else cvs_server_update_entry("Updated", cf); if (!(co_flags & CO_REMOVE)) { cvs_remote_output(entry); if (!(co_flags & CO_MERGE)) { mode = cf->file_rcs->rf_mode; mode |= S_IWUSR; bp = rcs_rev_getbuf(cf->file_rcs, rnum, 0); cvs_remote_send_file_buf(cf->file_path, bp, mode); } else { cvs_remote_send_file(tosend, cf->fd); } } } free(entry); }