-/*
- Copyright (C) Andrew Tridgell 1996
- Copyright (C) Paul Mackerras 1996
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
+/* -*- c-file-style: "linux" -*-
+ *
+ * Copyright (C) 1996-2001 by Andrew Tridgell <tridge@samba.org>
+ * Copyright (C) 1996 by Paul Mackerras
+ * Copyright (C) 2002 by Martin Pool
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
/* a lot of this stuff was originally derived from GNU tar, although
it has now changed so much that it is hard to tell :) */
+/* include/exclude cluestick added by Martin Pool <mbp@samba.org> */
+
#include "rsync.h"
extern int verbose;
-static struct exclude_struct **exclude_list;
-
-/*
- * Optimization for special case when all included files are explicitly
- * listed without wildcards in the "exclude" list followed by a "- *"
- * to exclude the rest.
- * Contributed by Dave Dykstra <dwd@bell-labs.com>
- */
-static int only_included_files = 1;
-static struct exclude_struct *exclude_the_rest;
-
-int send_included_file_names(int f,struct file_list *flist)
-{
- struct exclude_struct *ex, **ex_list;
- int n;
- char *p;
-
- if (!only_included_files || (exclude_the_rest == NULL))
- return 0;
-
- if (verbose > 1) {
- rprintf(FINFO,"(using include-only optimization) ");
- }
-
- /* set exclude_list to NULL temporarily so check_exclude */
- /* will always return true */
- ex_list = exclude_list;
- exclude_list = NULL;
- for (n=0; (ex = ex_list[n]) != NULL; n++) {
- if (ex == exclude_the_rest)
- break;
- p = ex->pattern;
- while (*p == '/') {
- /* skip the allowed beginning slashes */
- p++;
- }
- send_file_name(f,flist,p,0,0);
- }
- exclude_list = ex_list;
-
- return 1;
-}
+struct exclude_struct **exclude_list;
+struct exclude_struct **local_exclude_list;
+struct exclude_struct **server_exclude_list;
+char *exclude_path_prefix = NULL;
-/* build an exclude structure given a exclude pattern */
-static struct exclude_struct *make_exclude(char *pattern, int include)
+/** Build an exclude structure given a exclude pattern */
+static struct exclude_struct *make_exclude(const char *pattern, int include)
{
struct exclude_struct *ret;
+ char *cp;
+ int pat_len;
ret = (struct exclude_struct *)malloc(sizeof(*ret));
if (!ret) out_of_memory("make_exclude");
ret->include = include;
}
- ret->pattern = strdup(pattern);
-
- if (!ret->pattern) out_of_memory("make_exclude");
+ if (exclude_path_prefix)
+ ret->match_flags |= MATCHFLG_ABS_PATH;
+ if (exclude_path_prefix && *pattern == '/') {
+ ret->pattern = malloc(strlen(exclude_path_prefix)
+ + strlen(pattern) + 1);
+ if (!ret->pattern) out_of_memory("make_exclude");
+ sprintf(ret->pattern, "%s%s", exclude_path_prefix, pattern);
+ }
+ else {
+ ret->pattern = strdup(pattern);
+ if (!ret->pattern) out_of_memory("make_exclude");
+ }
if (strpbrk(pattern, "*[?")) {
- if (!ret->include && (*pattern == '*') && (*(pattern+1) == '\0')) {
- exclude_the_rest = ret;
- } else {
- only_included_files = 0;
- }
- ret->regular_exp = 1;
- } else if (!ret->include) {
- only_included_files = 0;
+ ret->match_flags |= MATCHFLG_WILD;
+ if (strstr(pattern, "**")) {
+ ret->match_flags |= MATCHFLG_WILD2;
+ /* If the pattern starts with **, note that. */
+ if (*pattern == '*' && pattern[1] == '*')
+ ret->match_flags |= MATCHFLG_WILD2_PREFIX;
+ }
}
- if (strlen(pattern) > 1 && pattern[strlen(pattern)-1] == '/') {
- ret->pattern[strlen(pattern)-1] = 0;
+ pat_len = strlen(ret->pattern);
+ if (pat_len > 1 && ret->pattern[pat_len-1] == '/') {
+ ret->pattern[pat_len-1] = 0;
ret->directory = 1;
}
- if (!strchr(ret->pattern,'/')) {
- ret->local = 1;
- }
+ for (cp = ret->pattern; (cp = strchr(cp, '/')) != NULL; cp++)
+ ret->slash_cnt++;
return ret;
}
free(ex);
}
-static int check_one_exclude(char *name,struct exclude_struct *ex,
- STRUCT_STAT *st)
+
+void free_exclude_list(struct exclude_struct ***listp)
+{
+ struct exclude_struct **list = *listp;
+
+ if (verbose > 2)
+ rprintf(FINFO,"clearing exclude list\n");
+
+ if (!list)
+ return;
+
+ while (*list)
+ free_exclude(*list++);
+
+ free(*listp);
+ *listp = NULL;
+}
+
+static int check_one_exclude(char *name, struct exclude_struct *ex,
+ int name_is_dir)
{
char *p;
- int match_start=0;
+ int match_start = 0;
char *pattern = ex->pattern;
- if (ex->local && (p=strrchr(name,'/')))
- name = p+1;
+ /* If the pattern does not have any slashes AND it does not have
+ * a "**" (which could match a slash), then we just match the
+ * name portion of the path. */
+ if (!ex->slash_cnt && !(ex->match_flags & MATCHFLG_WILD2)) {
+ if ((p = strrchr(name,'/')) != NULL)
+ name = p+1;
+ }
+ else if ((ex->match_flags & MATCHFLG_ABS_PATH) && *name != '/') {
+ static char full_name[MAXPATHLEN];
+ extern char curr_dir[];
+ int plus = curr_dir[1] == '\0'? 1 : 0;
+ snprintf(full_name, sizeof full_name,
+ "%s/%s", curr_dir+plus, name);
+ name = full_name;
+ }
if (!name[0]) return 0;
- if (ex->directory && !S_ISDIR(st->st_mode)) return 0;
+ if (ex->directory && !name_is_dir) return 0;
- if (*pattern == '/' && *name != '/') {
+ if (*pattern == '/') {
match_start = 1;
pattern++;
+ if (*name == '/')
+ name++;
}
- if (ex->regular_exp) {
- if (fnmatch(pattern, name, 0) == 0)
+ if (ex->match_flags & MATCHFLG_WILD) {
+ /* A non-anchored match with an infix slash and no "**"
+ * needs to match the last slash_cnt+1 name elements. */
+ if (!match_start && ex->slash_cnt &&
+ !(ex->match_flags & MATCHFLG_WILD2)) {
+ int cnt = ex->slash_cnt + 1;
+ for (p = name + strlen(name) - 1; p >= name; p--) {
+ if (*p == '/' && !--cnt)
+ break;
+ }
+ name = p+1;
+ }
+ if (wildmatch(pattern, name))
+ return 1;
+ if (ex->match_flags & MATCHFLG_WILD2_PREFIX) {
+ /* If the **-prefixed pattern has a '/' as the next
+ * character, then try to match the rest of the
+ * pattern at the root. */
+ if (pattern[2] == '/' && wildmatch(pattern+3, name))
+ return 1;
+ }
+ else if (!match_start && ex->match_flags & MATCHFLG_WILD2) {
+ /* A non-anchored match with an infix or trailing "**"
+ * (but not a prefixed "**") needs to try matching
+ * after every slash. */
+ while ((name = strchr(name, '/')) != NULL) {
+ name++;
+ if (wildmatch(pattern, name))
+ return 1;
+ }
+ }
+ } else if (match_start) {
+ if (strcmp(name,pattern) == 0)
return 1;
} else {
int l1 = strlen(name);
int l2 = strlen(pattern);
- if (l2 <= l1 &&
+ if (l2 <= l1 &&
strcmp(name+(l1-l2),pattern) == 0 &&
- (l1==l2 || (!match_start && name[l1-(l2+1)] == '/')))
+ (l1==l2 || name[l1-(l2+1)] == '/')) {
return 1;
+ }
}
return 0;
}
-int check_exclude(char *name,struct exclude_struct **local_exclude_list,
- STRUCT_STAT *st)
+static void report_exclude_result(char const *name,
+ struct exclude_struct const *ent,
+ int name_is_dir)
{
- int n;
+ /* If a trailing slash is present to match only directories,
+ * then it is stripped out by make_exclude. So as a special
+ * case we add it back in here. */
+
+ if (verbose >= 2)
+ rprintf(FINFO, "%s %s %s because of pattern %s%s\n",
+ ent->include ? "including" : "excluding",
+ name_is_dir ? "directory" : "file",
+ name, ent->pattern,
+ ent->directory ? "/" : "");
+}
- if (exclude_list) {
- for (n=0; exclude_list[n]; n++)
- if (check_one_exclude(name,exclude_list[n],st))
- return !exclude_list[n]->include;
- }
- if (local_exclude_list) {
- for (n=0; local_exclude_list[n]; n++)
- if (check_one_exclude(name,local_exclude_list[n],st))
- return !local_exclude_list[n]->include;
+/*
+ * Return true if file NAME is defined to be excluded by either
+ * LOCAL_EXCLUDE_LIST or the globals EXCLUDE_LIST.
+ */
+int check_exclude(struct exclude_struct **list, char *name, int name_is_dir)
+{
+ struct exclude_struct *ent;
+
+ while ((ent = *list++) != NULL) {
+ if (check_one_exclude(name, ent, name_is_dir)) {
+ report_exclude_result(name, ent, name_is_dir);
+ return !ent->include;
+ }
}
return 0;
}
-void add_exclude_list(char *pattern,struct exclude_struct ***list, int include)
+void add_exclude(struct exclude_struct ***listp, const char *pattern, int include)
{
- int len=0;
- if (list && *list)
- for (; (*list)[len]; len++) ;
-
- if (strcmp(pattern,"!") == 0) {
- if (verbose > 2)
- rprintf(FINFO,"clearing exclude list\n");
- while ((len)--) {
- free_exclude((*list)[len]);
- }
- free((*list));
- *list = NULL;
- only_included_files = 1;
- exclude_the_rest = NULL;
- return;
+ struct exclude_struct **list = *listp;
+ int len = 0;
+
+ if (*pattern == '!' && !pattern[1]) {
+ free_exclude_list(listp);
+ return;
}
- *list = (struct exclude_struct **)Realloc(*list,sizeof(struct exclude_struct *)*(len+2));
-
- if (!*list || !((*list)[len] = make_exclude(pattern, include)))
+ if (list)
+ for (; list[len]; len++) {}
+
+ list = *listp = (struct exclude_struct **)Realloc(list,sizeof(struct exclude_struct *)*(len+2));
+
+ if (!list || !(list[len] = make_exclude(pattern, include)))
out_of_memory("add_exclude");
-
- if (verbose > 2)
- rprintf(FINFO,"add_exclude(%s)\n",pattern);
-
- (*list)[len+1] = NULL;
-}
-void add_exclude(char *pattern, int include)
-{
- add_exclude_list(pattern,&exclude_list, include);
+ if (verbose > 2) {
+ rprintf(FINFO,"add_exclude(%s,%s)\n",pattern,
+ include ? "include" : "exclude");
+ }
+
+ list[len+1] = NULL;
}
-struct exclude_struct **make_exclude_list(char *fname,
- struct exclude_struct **list1,
- int fatal, int include)
+
+void add_exclude_file(struct exclude_struct ***listp, const char *fname,
+ int fatal, int include)
{
- struct exclude_struct **list=list1;
- FILE *f = fopen(fname,"r");
+ int fd;
char line[MAXPATHLEN];
- if (!f) {
+ char *eob = line + MAXPATHLEN - 1;
+ extern int eol_nulls;
+
+ if (!fname || !*fname)
+ return;
+
+ if (*fname != '-' || fname[1])
+ fd = open(fname, O_RDONLY|O_BINARY);
+ else
+ fd = 0;
+ if (fd < 0) {
if (fatal) {
- rprintf(FERROR,"%s : %s\n",fname,strerror(errno));
+ rsyserr(FERROR, errno,
+ "failed to open %s file %s",
+ include ? "include" : "exclude",
+ fname);
exit_cleanup(RERR_FILEIO);
}
- return list;
+ return;
}
- while (fgets(line,MAXPATHLEN,f)) {
- int l = strlen(line);
- if (l && line[l-1] == '\n') l--;
- line[l] = 0;
- if (line[0]) add_exclude_list(line,&list,include);
+ while (1) {
+ char ch, *s = line;
+ int cnt;
+ while (1) {
+ if ((cnt = read(fd, &ch, 1)) <= 0) {
+ if (cnt < 0 && errno == EINTR)
+ continue;
+ break;
+ }
+ if (eol_nulls? !ch : (ch == '\n' || ch == '\r'))
+ break;
+ if (s < eob)
+ *s++ = ch;
+ }
+ *s = '\0';
+ if (*line && *line != ';' && *line != '#') {
+ /* Skip lines starting with semicolon or pound.
+ * It probably wouldn't cause any harm to not skip
+ * them but there's no need to save them. */
+ add_exclude(listp, line, include);
+ }
+ if (cnt <= 0)
+ break;
}
- fclose(f);
- return list;
-}
-
-
-void add_exclude_file(char *fname,int fatal,int include)
-{
- if (!fname || !*fname) return;
-
- exclude_list = make_exclude_list(fname,exclude_list,fatal,include);
+ close(fd);
}
void send_exclude_list(int f)
{
int i;
- extern int remote_version;
+ extern int protocol_version;
+ extern int list_only, recurse;
+
+ /* This is a complete hack - blame Rusty.
+ *
+ * FIXME: This pattern shows up in the output of
+ * report_exclude_result(), which is not ideal. */
+ if (list_only && !recurse)
+ add_exclude(&exclude_list, "/*/*", ADD_EXCLUDE);
if (!exclude_list) {
write_int(f,0);
}
for (i=0;exclude_list[i];i++) {
- char *pattern = exclude_list[i]->pattern;
int l;
+ char pattern[MAXPATHLEN];
+
+ strlcpy(pattern,exclude_list[i]->pattern,sizeof(pattern));
+ if (exclude_list[i]->directory) strlcat(pattern,"/", sizeof(pattern));
l = strlen(pattern);
if (l == 0) continue;
if (exclude_list[i]->include) {
- if (remote_version < 19) {
+ if (protocol_version < 19) {
rprintf(FERROR,"remote rsync does not support include syntax - aborting\n");
exit_cleanup(RERR_UNSUPPORTED);
}
write_int(f,l);
}
write_buf(f,pattern,l);
- }
+ }
write_int(f,0);
}
void recv_exclude_list(int f)
{
char line[MAXPATHLEN];
- int l;
+ unsigned int l;
+
while ((l=read_int(f))) {
if (l >= MAXPATHLEN) overflow("recv_exclude_list");
read_sbuf(f,line,l);
- add_exclude(line,0);
+ add_exclude(&exclude_list, line, ADD_EXCLUDE);
}
}
-
-void add_exclude_line(char *p)
+/* Get the next include/exclude arg from the string. It works in a similar way
+** to strtok - initially an arg is sent over, from then on NULL. This
+** routine takes into account any +/- in the strings and does not
+** consider the space following it as a delimeter.
+*/
+char *get_exclude_tok(char *p)
{
- char *tok;
- if (!p || !*p) return;
- p = strdup(p);
- if (!p) out_of_memory("add_exclude_line");
- for (tok=strtok(p," "); tok; tok=strtok(NULL," "))
- add_exclude(tok, 0);
- free(p);
+ static char *s;
+ static int more;
+ char *t;
+
+ if (p) {
+ s=p;
+ if (*p)
+ more=1;
+ }
+
+ if (!more)
+ return(NULL);
+
+ /* Skip over any initial spaces */
+ while (isspace(* (unsigned char *) s))
+ s++;
+
+ /* Are we at the end of the string? */
+ if (*s) {
+ /* remember the beginning of the token */
+ t=s;
+
+ /* Is this a '+' or '-' followed by a space (not whitespace)? */
+ if ((*s=='+' || *s=='-') && *(s+1)==' ')
+ s+=2;
+
+ /* Skip to the next space or the end of the string */
+ while (!isspace(* (unsigned char *) s) && *s != '\0')
+ s++;
+ } else {
+ t=NULL;
+ }
+
+ /* Have we reached the end of the string? */
+ if (*s)
+ *s++='\0';
+ else
+ more=0;
+ return(t);
}
-void add_include_line(char *p)
+
+void add_exclude_line(struct exclude_struct ***listp,
+ const char *line, int include)
{
- char *tok;
- if (!p || !*p) return;
- p = strdup(p);
- if (!p) out_of_memory("add_include_line");
- for (tok=strtok(p," "); tok; tok=strtok(NULL," "))
- add_exclude(tok, 1);
+ char *tok, *p;
+ if (!line || !*line) return;
+ p = strdup(line);
+ if (!p) out_of_memory("add_exclude_line");
+ for (tok=get_exclude_tok(p); tok; tok=get_exclude_tok(NULL))
+ add_exclude(listp, tok, include);
free(p);
}
static char *cvs_ignore_list[] = {
- "RCS","SCCS","CVS","CVS.adm","RCSLOG","cvslog.*",
- "tags","TAGS",".make.state",".nse_depinfo",
- "*~", "#*", ".#*", ",*", "*.old", "*.bak", "*.BAK", "*.orig",
+ "RCS/", "SCCS/", "CVS/", ".svn/", "CVS.adm", "RCSLOG", "cvslog.*",
+ "tags", "TAGS", ".make.state", ".nse_depinfo",
+ "*~", "#*", ".#*", ", *", "*.old", "*.bak", "*.BAK", "*.orig",
"*.rej", ".del-*", "*.a", "*.o", "*.obj", "*.so", "*.Z", "*.elc", "*.ln",
- "core",NULL};
-
+ "core", NULL};
void add_cvs_excludes(void)
char fname[MAXPATHLEN];
char *p;
int i;
-
+
for (i=0; cvs_ignore_list[i]; i++)
- add_exclude(cvs_ignore_list[i], 0);
+ add_exclude(&exclude_list, cvs_ignore_list[i], ADD_EXCLUDE);
if ((p=getenv("HOME")) && strlen(p) < (MAXPATHLEN-12)) {
- slprintf(fname,sizeof(fname), "%s/.cvsignore",p);
- add_exclude_file(fname,0,0);
+ snprintf(fname,sizeof(fname), "%s/.cvsignore",p);
+ add_exclude_file(&exclude_list,fname,MISSING_OK,ADD_EXCLUDE);
}
- add_exclude_line(getenv("CVSIGNORE"));
+ add_exclude_line(&exclude_list, getenv("CVSIGNORE"), ADD_EXCLUDE);
}