/* $OpenBSD: file.c,v 1.275 2021/10/24 21:24:16 deraadt Exp $ */ /* * Copyright (c) 2006 Joris Vink * Copyright (c) 2004 Jean-Francois Brousseau * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include "atomicio.h" #include "cvs.h" #include "remote.h" #define CVS_IGN_STATIC 0x01 /* pattern is static, no need to glob */ #define CVS_CHAR_ISMETA(c) ((c == '*') || (c == '?') || (c == '[')) extern int print_stdout; extern int build_dirs; /* * Standard patterns to ignore. */ static const char *cvs_ign_std[] = { ".", "..", "*.o", "*.a", "*.bak", "*.orig", "*.rej", "*.old", "*.exe", "*.depend", "*.obj", "*.elc", "*.ln", "*.olb", "CVS", "core", "cvslog*", "*.core", ".#*", "*~", "_$*", "*$", }; char *cvs_directory_tag = NULL; struct ignore_head cvs_ign_pats; struct ignore_head dir_ign_pats; struct ignore_head checkout_ign_pats; RB_GENERATE(cvs_flisthead, cvs_filelist, flist, cvs_filelist_cmp); void cvs_file_init(void) { int i; FILE *ifp; char path[PATH_MAX], buf[MAXNAMLEN]; TAILQ_INIT(&cvs_ign_pats); TAILQ_INIT(&dir_ign_pats); TAILQ_INIT(&checkout_ign_pats); /* standard patterns to ignore */ for (i = 0; i < (int)(sizeof(cvs_ign_std)/sizeof(char *)); i++) cvs_file_ignore(cvs_ign_std[i], &cvs_ign_pats); if (cvs_homedir == NULL) return; /* read the cvsignore file in the user's home directory, if any */ (void)xsnprintf(path, PATH_MAX, "%s/.cvsignore", cvs_homedir); ifp = fopen(path, "r"); if (ifp == NULL) { if (errno != ENOENT) cvs_log(LP_ERRNO, "failed to open user's cvsignore file `%s'", path); } else { while (fgets(buf, MAXNAMLEN, ifp) != NULL) { buf[strcspn(buf, "\n")] = '\0'; if (buf[0] == '\0') continue; cvs_file_ignore(buf, &cvs_ign_pats); } (void)fclose(ifp); } } void cvs_file_ignore(const char *pat, struct ignore_head *list) { char *cp; size_t len; struct cvs_ignpat *ip; ip = xmalloc(sizeof(*ip)); len = strlcpy(ip->ip_pat, pat, sizeof(ip->ip_pat)); if (len >= sizeof(ip->ip_pat)) fatal("cvs_file_ignore: truncation of pattern '%s'", pat); /* check if we will need globbing for that pattern */ ip->ip_flags = CVS_IGN_STATIC; for (cp = ip->ip_pat; *cp != '\0'; cp++) { if (CVS_CHAR_ISMETA(*cp)) { ip->ip_flags &= ~CVS_IGN_STATIC; break; } } TAILQ_INSERT_TAIL(list, ip, ip_list); } int cvs_file_chkign(const char *file) { int flags; struct cvs_ignpat *ip; flags = FNM_PERIOD; if (cvs_nocase) flags |= FNM_CASEFOLD; TAILQ_FOREACH(ip, &cvs_ign_pats, ip_list) { if (ip->ip_flags & CVS_IGN_STATIC) { if (cvs_file_cmpname(file, ip->ip_pat) == 0) return (1); } else if (fnmatch(ip->ip_pat, file, flags) == 0) return (1); } TAILQ_FOREACH(ip, &dir_ign_pats, ip_list) { if (ip->ip_flags & CVS_IGN_STATIC) { if (cvs_file_cmpname(file, ip->ip_pat) == 0) return (1); } else if (fnmatch(ip->ip_pat, file, flags) == 0) return (1); } TAILQ_FOREACH(ip, &checkout_ign_pats, ip_list) { if (ip->ip_flags & CVS_IGN_STATIC) { if (cvs_file_cmpname(file, ip->ip_pat) == 0) return (1); } else if (fnmatch(ip->ip_pat, file, flags) == 0) return (1); } return (0); } void cvs_file_run(int argc, char **argv, struct cvs_recursion *cr) { int i; struct cvs_flisthead fl; RB_INIT(&fl); for (i = 0; i < argc; i++) { STRIP_SLASH(argv[i]); cvs_file_get(argv[i], FILE_USER_SUPPLIED, &fl, 0); } cvs_file_walklist(&fl, cr); cvs_file_freelist(&fl); } struct cvs_filelist * cvs_file_get(char *name, int flags, struct cvs_flisthead *fl, int type) { char *p; struct cvs_filelist *l, find; for (p = name; p[0] == '.' && p[1] == '/';) p += 2; find.file_path = p; l = RB_FIND(cvs_flisthead, fl, &find); if (l != NULL) return (l); l = xmalloc(sizeof(*l)); l->file_path = xstrdup(p); l->flags = flags; l->type = type; RB_INSERT(cvs_flisthead, fl, l); return (l); } struct cvs_file * cvs_file_get_cf(const char *d, const char *f, const char *fpath, int fd, int type, int flags) { const char *p; struct cvs_file *cf; for (p = fpath; p[0] == '.' && p[1] == '/';) p += 2; cf = xcalloc(1, sizeof(*cf)); cf->file_name = xstrdup(f); cf->file_wd = xstrdup(d); cf->file_path = xstrdup(p); cf->fd = fd; cf->repo_fd = -1; cf->file_type = type; cf->file_status = 0; cf->file_flags = flags; cf->in_attic = 0; cf->file_ent = NULL; if (cf->fd != -1) cf->file_flags |= FILE_ON_DISK; if (cvsroot_is_remote() || cvs_server_active == 1) cvs_validate_directory(cf->file_path); return (cf); } void cvs_file_walklist(struct cvs_flisthead *fl, struct cvs_recursion *cr) { int fd, type; struct stat st; struct cvs_file *cf; struct cvs_filelist *l, *nxt; char *d, dbuf[PATH_MAX], *f, fbuf[PATH_MAX]; char repo[PATH_MAX], fpath[PATH_MAX]; for (l = RB_MIN(cvs_flisthead, fl); l != NULL; l = nxt) { if (cvs_quit) fatal("received signal %d", sig_received); cvs_log(LP_TRACE, "cvs_file_walklist: element '%s'", l->file_path); if (strlcpy(fbuf, l->file_path, sizeof(fbuf)) >= sizeof(fbuf)) fatal("cvs_file_walklist: truncation"); if ((f = basename(fbuf)) == NULL) fatal("cvs_file_walklist: basename failed"); if (strlcpy(dbuf, l->file_path, sizeof(dbuf)) >= sizeof(dbuf)) fatal("cvs_file_walklist: truncation"); if ((d = dirname(dbuf)) == NULL) fatal("cvs_file_walklist: dirname failed"); type = l->type; if ((fd = open(l->file_path, O_RDONLY)) != -1) { if (type == 0) { if (fstat(fd, &st) == -1) { cvs_log(LP_ERRNO, "%s", l->file_path); (void)close(fd); goto next; } if (S_ISDIR(st.st_mode)) type = CVS_DIR; else if (S_ISREG(st.st_mode)) type = CVS_FILE; else { cvs_log(LP_ERR, "ignoring bad file type for %s", l->file_path); (void)close(fd); goto next; } } } else if (cvsroot_is_local()) { /* * During checkout -p, do not use any locally * available directories. */ if ((cmdp->cmd_flags & CVS_USE_WDIR) && (cvs_cmdop != CVS_OP_CHECKOUT || !print_stdout)) if (stat(d, &st) == -1) { cvs_log(LP_ERRNO, "%s", d); goto next; } cvs_get_repository_path(d, repo, PATH_MAX); (void)xsnprintf(fpath, PATH_MAX, "%s/%s", repo, f); if ((fd = open(fpath, O_RDONLY)) == -1) { strlcat(fpath, RCS_FILE_EXT, PATH_MAX); fd = open(fpath, O_RDONLY); } if (fd != -1 && type == 0) { if (fstat(fd, &st) == -1) fatal("cvs_file_walklist: %s: %s", fpath, strerror(errno)); if (S_ISDIR(st.st_mode)) type = CVS_DIR; else if (S_ISREG(st.st_mode)) type = CVS_FILE; else { cvs_log(LP_ERR, "ignoring bad file type for %s", l->file_path); (void)close(fd); goto next; } /* this file is not in our working copy yet */ (void)close(fd); fd = -1; } else if (fd != -1) { close(fd); fd = -1; } } cf = cvs_file_get_cf(d, f, l->file_path, fd, type, l->flags); if (cf->file_type == CVS_DIR) { cvs_file_walkdir(cf, cr); } else { if (l->flags & FILE_USER_SUPPLIED) { cvs_parse_tagfile(cf->file_wd, &cvs_directory_tag, NULL, NULL); if (cvs_directory_tag == NULL && cvs_specified_tag != NULL) cvs_directory_tag = xstrdup(cvs_specified_tag); if (cvsroot_is_local()) { cvs_get_repository_path(cf->file_wd, repo, PATH_MAX); cvs_repository_lock(repo, (cmdp->cmd_flags & CVS_LOCK_REPO)); } } if (cr->fileproc != NULL) cr->fileproc(cf); if (l->flags & FILE_USER_SUPPLIED) { if (cvsroot_is_local() && (cmdp->cmd_flags & CVS_LOCK_REPO)) { cvs_repository_unlock(repo); } free(cvs_directory_tag); cvs_directory_tag = NULL; } } cvs_file_free(cf); next: nxt = RB_NEXT(cvs_flisthead, fl, l); } } void cvs_file_walkdir(struct cvs_file *cf, struct cvs_recursion *cr) { int l, type; FILE *fp; int nbytes; size_t bufsize; struct stat st; struct dirent *dp; struct cvs_ent *ent; struct cvs_ignpat *ip; struct cvs_ent_line *line; struct cvs_flisthead fl, dl; CVSENTRIES *entlist; char *buf, *ebuf, *cp, repo[PATH_MAX], fpath[PATH_MAX]; cvs_log(LP_TRACE, "cvs_file_walkdir(%s)", cf->file_path); if (cr->enterdir != NULL) cr->enterdir(cf); if (cr->fileproc != NULL) cr->fileproc(cf); if (cf->file_status == FILE_SKIP) return; /* * If this is a repository-only command, do not touch any * locally available directories or try to create them. */ if (!(cmdp->cmd_flags & CVS_USE_WDIR)) { RB_INIT(&fl); RB_INIT(&dl); goto walkrepo; } /* * If we do not have an admin directory inside here, dont bother, * unless we are running export or import. */ (void)xsnprintf(fpath, PATH_MAX, "%s/%s", cf->file_path, CVS_PATH_CVSDIR); l = stat(fpath, &st); if (cvs_cmdop != CVS_OP_EXPORT && cvs_cmdop != CVS_OP_IMPORT && (l == -1 || (l == 0 && !S_ISDIR(st.st_mode)))) { return; } cvs_parse_tagfile(cf->file_path, &cvs_directory_tag, NULL, NULL); /* * check for a local .cvsignore file */ (void)xsnprintf(fpath, PATH_MAX, "%s/.cvsignore", cf->file_path); if ((fp = fopen(fpath, "r")) != NULL) { while (fgets(fpath, PATH_MAX, fp) != NULL) { fpath[strcspn(fpath, "\n")] = '\0'; if (fpath[0] == '\0') continue; cvs_file_ignore(fpath, &dir_ign_pats); } (void)fclose(fp); } if (fstat(cf->fd, &st) == -1) fatal("cvs_file_walkdir: %s %s", cf->file_path, strerror(errno)); if ((uintmax_t)st.st_size > SIZE_MAX) fatal("cvs_file_walkdir: %s: file size too big", cf->file_name); bufsize = (st.st_size > st.st_blksize) ? st.st_size : st.st_blksize; buf = xmalloc(bufsize); RB_INIT(&fl); RB_INIT(&dl); while ((nbytes = getdents(cf->fd, buf, bufsize)) > 0) { ebuf = buf + nbytes; cp = buf; while (cp < ebuf) { dp = (struct dirent *)cp; if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..") || !strcmp(dp->d_name, CVS_PATH_CVSDIR) || dp->d_fileno == 0) { cp += dp->d_reclen; continue; } (void)xsnprintf(fpath, PATH_MAX, "%s/%s", cf->file_path, dp->d_name); if (cvs_file_chkign(dp->d_name) && cvs_cmdop != CVS_OP_RLOG && cvs_cmdop != CVS_OP_RTAG) { if (cvs_cmdop == CVS_OP_IMPORT) cvs_import_ignored(fpath); cp += dp->d_reclen; continue; } /* * nfs and afs will show d_type as DT_UNKNOWN * for files and/or directories so when we encounter * this we call lstat() on the path to be sure. */ if (dp->d_type == DT_UNKNOWN) { if (lstat(fpath, &st) == -1) fatal("'%s': %s", fpath, strerror(errno)); switch (st.st_mode & S_IFMT) { case S_IFDIR: type = CVS_DIR; break; case S_IFREG: type = CVS_FILE; break; default: type = FILE_SKIP; break; } } else { switch (dp->d_type) { case DT_DIR: type = CVS_DIR; break; case DT_REG: type = CVS_FILE; break; default: type = FILE_SKIP; break; } } if (type == FILE_SKIP) { if (verbosity > 1) { cvs_log(LP_NOTICE, "ignoring `%s'", dp->d_name); } cp += dp->d_reclen; continue; } switch (type) { case CVS_DIR: if (cr->flags & CR_RECURSE_DIRS) cvs_file_get(fpath, 0, &dl, CVS_DIR); break; case CVS_FILE: cvs_file_get(fpath, 0, &fl, CVS_FILE); break; default: fatal("type %d unknown, shouldn't happen", type); } cp += dp->d_reclen; } } if (nbytes == -1) fatal("cvs_file_walkdir: %s %s", cf->file_path, strerror(errno)); free(buf); while ((ip = TAILQ_FIRST(&dir_ign_pats)) != NULL) { TAILQ_REMOVE(&dir_ign_pats, ip, ip_list); free(ip); } entlist = cvs_ent_open(cf->file_path); TAILQ_FOREACH(line, &(entlist->cef_ent), entries_list) { ent = cvs_ent_parse(line->buf); (void)xsnprintf(fpath, PATH_MAX, "%s/%s", cf->file_path, ent->ce_name); if (!(cr->flags & CR_RECURSE_DIRS) && ent->ce_type == CVS_ENT_DIR) continue; if (ent->ce_type == CVS_ENT_DIR) cvs_file_get(fpath, 0, &dl, CVS_DIR); else if (ent->ce_type == CVS_ENT_FILE) cvs_file_get(fpath, 0, &fl, CVS_FILE); cvs_ent_free(ent); } walkrepo: if (cvsroot_is_local()) { cvs_get_repository_path(cf->file_path, repo, PATH_MAX); cvs_repository_lock(repo, (cmdp->cmd_flags & CVS_LOCK_REPO)); } if (cr->flags & CR_REPO) { xsnprintf(fpath, sizeof(fpath), "%s/%s", cf->file_path, CVS_PATH_STATICENTRIES); if (!(cmdp->cmd_flags & CVS_USE_WDIR) || stat(fpath, &st) == -1 || build_dirs == 1) cvs_repository_getdir(repo, cf->file_path, &fl, &dl, (cr->flags & CR_RECURSE_DIRS) ? REPOSITORY_DODIRS : 0); } cvs_file_walklist(&fl, cr); cvs_file_freelist(&fl); if (cvsroot_is_local() && (cmdp->cmd_flags & CVS_LOCK_REPO)) cvs_repository_unlock(repo); if (cvs_directory_tag != NULL && cmdp->cmd_flags & CVS_USE_WDIR) { cvs_write_tagfile(cf->file_path, cvs_directory_tag, NULL); free(cvs_directory_tag); cvs_directory_tag = NULL; } cvs_file_walklist(&dl, cr); cvs_file_freelist(&dl); if (cr->leavedir != NULL) cr->leavedir(cf); } void cvs_file_freelist(struct cvs_flisthead *fl) { struct cvs_filelist *f, *nxt; for (f = RB_MIN(cvs_flisthead, fl); f != NULL; f = nxt) { nxt = RB_NEXT(cvs_flisthead, fl, f); RB_REMOVE(cvs_flisthead, fl, f); free(f->file_path); free(f); } } void cvs_file_classify(struct cvs_file *cf, const char *tag) { size_t len; struct stat st; BUF *b1, *b2; int server_has_file, notag; int rflags, ismodified, rcsdead; CVSENTRIES *entlist = NULL; const char *state; char repo[PATH_MAX], rcsfile[PATH_MAX]; cvs_log(LP_TRACE, "cvs_file_classify(%s, %s)", cf->file_path, (tag != NULL) ? tag : "none"); if (!strcmp(cf->file_path, ".")) { cf->file_status = FILE_UPTODATE; return; } cvs_get_repository_path(cf->file_wd, repo, PATH_MAX); (void)xsnprintf(rcsfile, PATH_MAX, "%s/%s", repo, cf->file_name); if (cf->file_type == CVS_FILE) { len = strlcat(rcsfile, RCS_FILE_EXT, PATH_MAX); if (len >= PATH_MAX) fatal("cvs_file_classify: truncation"); } cf->file_rpath = xstrdup(rcsfile); if (cmdp->cmd_flags & CVS_USE_WDIR) { entlist = cvs_ent_open(cf->file_wd); cf->file_ent = cvs_ent_get(entlist, cf->file_name); } else cf->file_ent = NULL; if (cf->file_ent != NULL) { if (cvs_specified_tag == NULL) tag = cf->file_ent->ce_tag; if (cf->file_flags & FILE_ON_DISK && cf->file_ent->ce_type == CVS_ENT_FILE && cf->file_type == CVS_DIR && tag != NULL) { cf->file_status = FILE_SKIP; return; } if (cf->file_flags & FILE_ON_DISK && cf->file_ent->ce_type == CVS_ENT_DIR && cf->file_type == CVS_FILE && tag != NULL) { cf->file_status = FILE_SKIP; return; } if (cf->file_flags & FILE_INSIDE_ATTIC && cf->file_ent->ce_type == CVS_ENT_DIR && cf->file_type != CVS_DIR) { cf->file_status = FILE_SKIP; return; } if (cf->file_flags & FILE_ON_DISK && cf->file_ent->ce_type == CVS_ENT_DIR && cf->file_type != CVS_DIR) fatal("%s is supposed to be a directory, but it is not", cf->file_path); if (cf->file_flags & FILE_ON_DISK && cf->file_ent->ce_type == CVS_ENT_FILE && cf->file_type != CVS_FILE) fatal("%s is supposed to be a file, but it is not", cf->file_path); } if (cf->file_type == CVS_DIR) { if (!(cmdp->cmd_flags & CVS_USE_WDIR)) cf->file_status = FILE_UPTODATE; else if (cf->fd == -1 && stat(rcsfile, &st) != -1) cf->file_status = DIR_CREATE; else if (cf->file_ent != NULL || cvs_cmdop == CVS_OP_RLOG || cvs_cmdop == CVS_OP_RTAG) cf->file_status = FILE_UPTODATE; else cf->file_status = FILE_UNKNOWN; return; } rflags = RCS_READ; switch (cvs_cmdop) { case CVS_OP_COMMIT: case CVS_OP_TAG: case CVS_OP_RTAG: rflags = RCS_WRITE; break; case CVS_OP_ADMIN: case CVS_OP_IMPORT: case CVS_OP_LOG: case CVS_OP_RLOG: rflags |= RCS_PARSE_FULLY; break; default: break; } cf->repo_fd = open(cf->file_rpath, O_RDONLY); if (cf->repo_fd != -1) { cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd, rflags); if (cf->file_rcs == NULL) fatal("cvs_file_classify: failed to parse RCS"); } else { (void)xsnprintf(rcsfile, PATH_MAX, "%s/%s/%s%s", repo, CVS_PATH_ATTIC, cf->file_name, RCS_FILE_EXT); cf->repo_fd = open(rcsfile, O_RDONLY); if (cf->repo_fd != -1) { free(cf->file_rpath); cf->file_rpath = xstrdup(rcsfile); cf->file_rcs = rcs_open(cf->file_rpath, cf->repo_fd, rflags); if (cf->file_rcs == NULL) fatal("cvs_file_classify: failed to parse RCS"); cf->in_attic = 1; } else { cf->file_rcs = NULL; } } notag = 0; cf->file_flags |= FILE_HAS_TAG; if (tag != NULL && cf->file_rcs != NULL) { if ((cf->file_rcsrev = rcs_translate_tag(tag, cf->file_rcs)) == NULL) { cf->file_rcsrev = rcs_translate_tag(NULL, cf->file_rcs); if (cf->file_rcsrev != NULL) { notag = 1; cf->file_flags &= ~FILE_HAS_TAG; } } } else if (cf->file_ent != NULL && cf->file_ent->ce_tag != NULL) { cf->file_rcsrev = rcsnum_alloc(); rcsnum_cpy(cf->file_ent->ce_rev, cf->file_rcsrev, 0); } else if (cf->file_rcs != NULL) { cf->file_rcsrev = rcs_translate_tag(NULL, cf->file_rcs); } else { cf->file_rcsrev = NULL; } ismodified = rcsdead = 0; if ((cf->file_flags & FILE_ON_DISK) && cf->file_ent != NULL) { if (fstat(cf->fd, &st) == -1) fatal("cvs_file_classify: %s", strerror(errno)); if (st.st_mtime != cf->file_ent->ce_mtime) ismodified = 1; } server_has_file = 0; if (cvs_server_active == 1 && cf->file_ent != NULL && cf->file_ent->ce_mtime == CVS_SERVER_UPTODATE) { server_has_file = 1; ismodified = 0; } if ((server_has_file == 1) || (cf->fd != -1)) cf->file_flags |= FILE_ON_DISK; if (ismodified == 1 && (cf->file_flags & FILE_ON_DISK) && cf->file_rcs != NULL && cf->file_ent != NULL && !RCSNUM_ISBRANCH(cf->file_ent->ce_rev) && cf->file_ent->ce_status != CVS_ENT_ADDED) { b1 = rcs_rev_getbuf(cf->file_rcs, cf->file_ent->ce_rev, 0); b2 = buf_load_fd(cf->fd); if (buf_differ(b1, b2)) ismodified = 1; else ismodified = 0; buf_free(b1); buf_free(b2); } if (cf->file_rcs != NULL && cf->file_rcsrev != NULL && !RCSNUM_ISBRANCH(cf->file_rcsrev)) { state = rcs_state_get(cf->file_rcs, cf->file_rcsrev); if (state == NULL) fatal("failed to get state for HEAD for %s", cf->file_path); if (!strcmp(state, RCS_STATE_DEAD)) rcsdead = 1; if (cvs_specified_date == -1 && cvs_directory_date == -1 && tag == NULL && cf->in_attic && !RCSNUM_ISBRANCHREV(cf->file_rcsrev)) rcsdead = 1; cf->file_rcs->rf_dead = rcsdead; } /* * 10 Sin * 20 Goto hell * (I welcome you if-else hell) */ if (cf->file_ent == NULL) { if (cf->file_rcs == NULL) { if (!(cf->file_flags & FILE_ON_DISK)) { cvs_log(LP_NOTICE, "nothing known about '%s'", cf->file_path); } cf->file_status = FILE_UNKNOWN; } else if (rcsdead == 1 || !(cf->file_flags & FILE_HAS_TAG)) { if (!(cf->file_flags & FILE_ON_DISK)) { cf->file_status = FILE_UPTODATE; } else if (cvs_cmdop != CVS_OP_ADD) { cf->file_status = FILE_UNKNOWN; } } else if (notag == 0 && cf->file_rcsrev != NULL) { cf->file_status = FILE_CHECKOUT; } else { cf->file_status = FILE_UPTODATE; } return; } switch (cf->file_ent->ce_status) { case CVS_ENT_ADDED: if (!(cf->file_flags & FILE_ON_DISK)) { if (cvs_cmdop != CVS_OP_REMOVE) { cvs_log(LP_NOTICE, "warning: new-born %s has disappeared", cf->file_path); } cf->file_status = FILE_REMOVE_ENTRY; } else if (cf->file_rcs == NULL || rcsdead == 1 || !(cf->file_flags & FILE_HAS_TAG)) { cf->file_status = FILE_ADDED; } else { cvs_log(LP_NOTICE, "conflict: %s already created by others", cf->file_path); cf->file_status = FILE_CONFLICT; } break; case CVS_ENT_REMOVED: if (cf->file_flags & FILE_ON_DISK) { cvs_log(LP_NOTICE, "%s should be removed but is still there", cf->file_path); cf->file_status = FILE_REMOVED; } else if (cf->file_rcs == NULL || rcsdead == 1) { cf->file_status = FILE_REMOVE_ENTRY; } else { if (rcsnum_differ(cf->file_ent->ce_rev, cf->file_rcsrev) && cvs_cmdop != CVS_OP_ADD) { cvs_log(LP_NOTICE, "conflict: removed %s was modified" " by a second party", cf->file_path); cf->file_status = FILE_CONFLICT; } else { cf->file_status = FILE_REMOVED; } } break; case CVS_ENT_REG: if (cf->file_rcs == NULL || cf->file_rcsrev == NULL || rcsdead == 1 || (reset_tag == 1 && cf->in_attic == 1) || (notag == 1 && tag != NULL)) { if (!(cf->file_flags & FILE_ON_DISK)) { cvs_log(LP_NOTICE, "warning: %s's entry exists but" " is no longer in the repository," " removing entry", cf->file_path); cf->file_status = FILE_REMOVE_ENTRY; } else { if (ismodified) { cvs_log(LP_NOTICE, "conflict: %s is no longer " "in the repository but is " "locally modified", cf->file_path); if (cvs_cmdop == CVS_OP_COMMIT) cf->file_status = FILE_UNLINK; else cf->file_status = FILE_CONFLICT; } else if (cvs_cmdop != CVS_OP_IMPORT) { cvs_log(LP_NOTICE, "%s is no longer in the " "repository", cf->file_path); cf->file_status = FILE_UNLINK; } } } else if (cf->file_rcsrev == NULL) { cf->file_status = FILE_UNLINK; } else { if (!(cf->file_flags & FILE_ON_DISK)) { if (cvs_cmdop != CVS_OP_REMOVE) { cvs_log(LP_NOTICE, "warning: %s was lost", cf->file_path); } cf->file_status = FILE_LOST; } else { if (ismodified == 1) cf->file_status = FILE_MODIFIED; else cf->file_status = FILE_UPTODATE; if (rcsnum_differ(cf->file_ent->ce_rev, cf->file_rcsrev)) { if (cf->file_status == FILE_MODIFIED) cf->file_status = FILE_MERGE; else cf->file_status = FILE_PATCH; } } } break; case CVS_ENT_UNKNOWN: if (cvs_server_active != 1) fatal("server-side questionable in local mode?"); cf->file_status = FILE_UNKNOWN; break; default: break; } } void cvs_file_free(struct cvs_file *cf) { free(cf->file_name); free(cf->file_wd); free(cf->file_path); free(cf->file_rcsrev); free(cf->file_rpath); if (cf->file_ent != NULL) cvs_ent_free(cf->file_ent); if (cf->file_rcs != NULL) rcs_close(cf->file_rcs); if (cf->fd != -1) (void)close(cf->fd); if (cf->repo_fd != -1) (void)close(cf->repo_fd); free(cf); } int cvs_file_cmpname(const char *name1, const char *name2) { return (cvs_nocase == 0) ? (strcmp(name1, name2)) : (strcasecmp(name1, name2)); } int cvs_file_cmp(const char *file1, const char *file2) { struct stat stb1, stb2; int fd1, fd2, ret; ret = 0; if ((fd1 = open(file1, O_RDONLY|O_NOFOLLOW)) == -1) fatal("cvs_file_cmp: open: `%s': %s", file1, strerror(errno)); if ((fd2 = open(file2, O_RDONLY|O_NOFOLLOW)) == -1) fatal("cvs_file_cmp: open: `%s': %s", file2, strerror(errno)); if (fstat(fd1, &stb1) == -1) fatal("cvs_file_cmp: `%s': %s", file1, strerror(errno)); if (fstat(fd2, &stb2) == -1) fatal("cvs_file_cmp: `%s': %s", file2, strerror(errno)); if (stb1.st_size != stb2.st_size || (stb1.st_mode & S_IFMT) != (stb2.st_mode & S_IFMT)) { ret = 1; goto out; } if (S_ISBLK(stb1.st_mode) || S_ISCHR(stb1.st_mode)) { if (stb1.st_rdev != stb2.st_rdev) ret = 1; goto out; } if (S_ISREG(stb1.st_mode)) { void *p1, *p2; if ((uintmax_t)stb1.st_size > SIZE_MAX) { ret = 1; goto out; } if ((p1 = mmap(NULL, stb1.st_size, PROT_READ, MAP_FILE, fd1, (off_t)0)) == MAP_FAILED) fatal("cvs_file_cmp: mmap failed"); if ((p2 = mmap(NULL, stb1.st_size, PROT_READ, MAP_FILE, fd2, (off_t)0)) == MAP_FAILED) fatal("cvs_file_cmp: mmap failed"); madvise(p1, stb1.st_size, MADV_SEQUENTIAL); madvise(p2, stb1.st_size, MADV_SEQUENTIAL); ret = memcmp(p1, p2, stb1.st_size); (void)munmap(p1, stb1.st_size); (void)munmap(p2, stb1.st_size); } out: (void)close(fd1); (void)close(fd2); return (ret); } int cvs_file_copy(const char *from, const char *to) { struct stat st; struct timeval tv[2]; time_t atime, mtime; int src, dst, ret; ret = 0; cvs_log(LP_TRACE, "cvs_file_copy(%s,%s)", from, to); if (cvs_noexec == 1) return (0); if ((src = open(from, O_RDONLY)) == -1) fatal("cvs_file_copy: open: `%s': %s", from, strerror(errno)); if (fstat(src, &st) == -1) fatal("cvs_file_copy: `%s': %s", from, strerror(errno)); atime = st.st_atimespec.tv_sec; mtime = st.st_mtimespec.tv_sec; if (S_ISREG(st.st_mode)) { char *p; int saved_errno; if ((uintmax_t)st.st_size > SIZE_MAX) { ret = -1; goto out; } if ((dst = open(to, O_CREAT|O_TRUNC|O_WRONLY, st.st_mode & (S_IRWXU|S_IRWXG|S_IRWXO))) == -1) fatal("cvs_file_copy: open `%s': %s", to, strerror(errno)); if ((p = mmap(NULL, st.st_size, PROT_READ, MAP_FILE, src, (off_t)0)) == MAP_FAILED) { saved_errno = errno; (void)unlink(to); fatal("cvs_file_copy: mmap: %s", strerror(saved_errno)); } madvise(p, st.st_size, MADV_SEQUENTIAL); if (atomicio(vwrite, dst, p, st.st_size) != (size_t)st.st_size) { saved_errno = errno; (void)unlink(to); fatal("cvs_file_copy: `%s': %s", from, strerror(saved_errno)); } (void)munmap(p, st.st_size); tv[0].tv_sec = atime; tv[1].tv_sec = mtime; if (futimes(dst, tv) == -1) { saved_errno = errno; (void)unlink(to); fatal("cvs_file_copy: futimes: %s", strerror(saved_errno)); } (void)close(dst); } out: (void)close(src); return (ret); } int cvs_filelist_cmp(struct cvs_filelist *f1, struct cvs_filelist *f2) { return (strcmp(f1->file_path, f2->file_path)); }