#include "rsync.h"
extern int verbose;
+extern int eol_nulls;
+extern int list_only;
+extern int recurse;
-struct exclude_struct **exclude_list;
-struct exclude_struct **local_exclude_list;
-struct exclude_struct **server_exclude_list;
+extern char curr_dir[];
+
+struct exclude_list_struct exclude_list = { 0, 0, "" };
+struct exclude_list_struct local_exclude_list = { 0, 0, "per-dir .cvsignore " };
+struct exclude_list_struct server_exclude_list = { 0, 0, "server " };
char *exclude_path_prefix = NULL;
-/** Build an exclude structure given a exclude pattern */
-static struct exclude_struct *make_exclude(const char *pattern, int include)
+/** Build an exclude structure given an exclude pattern. */
+static void make_exclude(struct exclude_list_struct *listp, const char *pat,
+ unsigned int pat_len, unsigned int mflags)
{
struct exclude_struct *ret;
- char *cp;
- int pat_len;
+ const char *cp;
+ unsigned int ex_len;
ret = new(struct exclude_struct);
- if (!ret) out_of_memory("make_exclude");
-
- memset(ret, 0, sizeof(*ret));
+ if (!ret)
+ out_of_memory("make_exclude");
- if (strncmp(pattern,"- ",2) == 0) {
- pattern += 2;
- } else if (strncmp(pattern,"+ ",2) == 0) {
- ret->include = 1;
- pattern += 2;
- } else {
- ret->include = include;
- }
+ memset(ret, 0, sizeof ret[0]);
if (exclude_path_prefix)
- ret->match_flags |= MATCHFLG_ABS_PATH;
- if (exclude_path_prefix && *pattern == '/') {
- ret->pattern = new_array(char,
- 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, "*[?")) {
- ret->match_flags |= MATCHFLG_WILD;
- if (strstr(pattern, "**")) {
- ret->match_flags |= MATCHFLG_WILD2;
+ mflags |= MATCHFLG_ABS_PATH;
+ if (exclude_path_prefix && *pat == '/')
+ ex_len = strlen(exclude_path_prefix);
+ else
+ ex_len = 0;
+ ret->pattern = new_array(char, ex_len + pat_len + 1);
+ if (!ret->pattern)
+ out_of_memory("make_exclude");
+ if (ex_len)
+ memcpy(ret->pattern, exclude_path_prefix, ex_len);
+ strlcpy(ret->pattern + ex_len, pat, pat_len + 1);
+ pat_len += ex_len;
+
+ if (strpbrk(ret->pattern, "*[?")) {
+ mflags |= MATCHFLG_WILD;
+ if ((cp = strstr(ret->pattern, "**")) != NULL) {
+ mflags |= MATCHFLG_WILD2;
/* If the pattern starts with **, note that. */
- if (*pattern == '*' && pattern[1] == '*')
- ret->match_flags |= MATCHFLG_WILD2_PREFIX;
+ if (cp == ret->pattern)
+ mflags |= MATCHFLG_WILD2_PREFIX;
}
}
- pat_len = strlen(ret->pattern);
if (pat_len > 1 && ret->pattern[pat_len-1] == '/') {
ret->pattern[pat_len-1] = 0;
- ret->directory = 1;
+ mflags |= MATCHFLG_DIRECTORY;
}
for (cp = ret->pattern; (cp = strchr(cp, '/')) != NULL; cp++)
ret->slash_cnt++;
- return ret;
+ ret->match_flags = mflags;
+
+ if (!listp->tail)
+ listp->head = listp->tail = ret;
+ else {
+ listp->tail->next = ret;
+ listp->tail = ret;
+ }
}
static void free_exclude(struct exclude_struct *ex)
{
free(ex->pattern);
- memset(ex,0,sizeof(*ex));
free(ex);
}
-
-void free_exclude_list(struct exclude_struct ***listp)
+void clear_exclude_list(struct exclude_list_struct *listp)
{
- struct exclude_struct **list = *listp;
-
- if (verbose > 2)
- rprintf(FINFO, "[%s] clearing exclude list\n", who_am_i());
-
- if (!list)
- return;
+ struct exclude_struct *ent, *next;
- while (*list)
- free_exclude(*list++);
+ for (ent = listp->head; ent; ent = next) {
+ next = ent->next;
+ free_exclude(ent);
+ }
- free(*listp);
- *listp = NULL;
+ listp->head = listp->tail = NULL;
}
static int check_one_exclude(char *name, struct exclude_struct *ex,
if ((p = strrchr(name,'/')) != NULL)
name = p+1;
}
- else if ((ex->match_flags & MATCHFLG_ABS_PATH) && *name != '/') {
+ 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;
pathjoin(full_name, sizeof full_name, curr_dir+plus, name);
name = full_name;
if (!name[0]) return 0;
- if (ex->directory && !name_is_dir) return 0;
+ if (ex->match_flags & MATCHFLG_DIRECTORY && !name_is_dir)
+ return 0;
if (*pattern == '/') {
match_start = 1;
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)) {
+ 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)
static void report_exclude_result(char const *name,
struct exclude_struct const *ent,
- int name_is_dir)
+ int name_is_dir, const char *type)
{
/* 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 %s because of pattern %s%s\n",
+ rprintf(FINFO, "[%s] %scluding %s %s because of %spattern %s%s\n",
who_am_i(),
- ent->include ? "including" : "excluding",
- name_is_dir ? "directory" : "file",
- name, ent->pattern,
- ent->directory ? "/" : "");
+ ent->match_flags & MATCHFLG_INCLUDE ? "in" : "ex",
+ name_is_dir ? "directory" : "file", name, type,
+ ent->pattern,
+ ent->match_flags & MATCHFLG_DIRECTORY ? "/" : "");
}
}
/*
- * Return true if file NAME is defined to be excluded by either
- * LOCAL_EXCLUDE_LIST or the globals EXCLUDE_LIST.
+ * Return -1 if file "name" is defined to be excluded by the specified
+ * exclude list, 1 if it is included, and 0 if it was not matched.
*/
-int check_exclude(struct exclude_struct **list, char *name, int name_is_dir)
+int check_exclude(struct exclude_list_struct *listp, char *name, int name_is_dir)
{
struct exclude_struct *ent;
- while ((ent = *list++) != NULL) {
+ for (ent = listp->head; ent; ent = ent->next) {
if (check_one_exclude(name, ent, name_is_dir)) {
- report_exclude_result(name, ent, name_is_dir);
- return !ent->include;
+ report_exclude_result(name, ent, name_is_dir,
+ listp->debug_type);
+ return ent->match_flags & MATCHFLG_INCLUDE ? 1 : -1;
}
}
}
-void add_exclude(struct exclude_struct ***listp, const char *pattern, int include)
+/* Get the next include/exclude arg from the string. The token will not
+ * be '\0' terminated, so use the returned length to limit the string.
+ * Also, be sure to add this length to the returned pointer before passing
+ * it back to ask for the next token. This routine parses the +/- prefixes
+ * and the "!" token unless xflags contains XFLG_WORDS_ONLY. The *flag_ptr
+ * value will also be set to the MATCHFLG_* bits for the current token.
+ */
+static const char *get_exclude_tok(const char *p, unsigned int *len_ptr,
+ unsigned int *flag_ptr, int xflags)
{
- struct exclude_struct **list = *listp;
- int len = 0;
+ const unsigned char *s = (const unsigned char *)p;
+ unsigned int len, mflags = 0;
- if (*pattern == '!' && !pattern[1]) {
- free_exclude_list(listp);
- return;
+ if (xflags & XFLG_WORD_SPLIT) {
+ /* Skip over any initial whitespace. */
+ while (isspace(*s))
+ s++;
+ /* Update for "!" check. */
+ p = (const char *)s;
}
- if (list)
- for (; list[len]; len++) {}
+ /* Is this a '+' or '-' followed by a space (not whitespace)? */
+ if (!(xflags & XFLG_WORDS_ONLY)
+ && (*s == '-' || *s == '+') && s[1] == ' ') {
+ if (*s == '+')
+ mflags |= MATCHFLG_INCLUDE;
+ s += 2;
+ } else if (xflags & XFLG_DEF_INCLUDE)
+ mflags |= MATCHFLG_INCLUDE;
+
+ if (xflags & XFLG_WORD_SPLIT) {
+ const unsigned char *cp = s;
+ /* Token ends at whitespace or the end of the string. */
+ while (!isspace(*cp) && *cp != '\0')
+ cp++;
+ len = cp - s;
+ } else
+ len = strlen(s);
+
+ if (*p == '!' && len == 1 && !(xflags & XFLG_WORDS_ONLY))
+ mflags |= MATCHFLG_CLEAR_LIST;
+
+ *len_ptr = len;
+ *flag_ptr = mflags;
+ return (const char *)s;
+}
- list = *listp = realloc_array(list, struct exclude_struct *, len+2);
- if (!list || !(list[len] = make_exclude(pattern, include)))
- out_of_memory("add_exclude");
+void add_exclude(struct exclude_list_struct *listp, const char *pattern,
+ int xflags)
+{
+ unsigned int pat_len, mflags;
+ const char *cp;
- if (verbose > 2) {
- rprintf(FINFO, "[%s] add_exclude(%s,%s)\n",
- who_am_i(), pattern,
- include ? "include" : "exclude");
- }
+ if (!pattern)
+ return;
- list[len+1] = NULL;
+ cp = pattern;
+ pat_len = 0;
+ while (1) {
+ cp = get_exclude_tok(cp + pat_len, &pat_len, &mflags, xflags);
+ if (!pat_len)
+ break;
+
+ if (mflags & MATCHFLG_CLEAR_LIST) {
+ if (verbose > 2) {
+ rprintf(FINFO,
+ "[%s] clearing %sexclude list\n",
+ who_am_i(), listp->debug_type);
+ }
+ clear_exclude_list(listp);
+ continue;
+ }
+
+ make_exclude(listp, cp, pat_len, mflags);
+
+ if (verbose > 2) {
+ rprintf(FINFO, "[%s] add_exclude(%.*s, %s%sclude)\n",
+ who_am_i(), (int)pat_len, cp, listp->debug_type,
+ mflags & MATCHFLG_INCLUDE ? "in" : "ex");
+ }
+ }
}
-void add_exclude_file(struct exclude_struct ***listp, const char *fname,
- int fatal, int include)
+void add_exclude_file(struct exclude_list_struct *listp, const char *fname,
+ int xflags)
{
FILE *fp;
- char line[MAXPATHLEN];
+ char line[MAXPATHLEN+3]; /* Room for "x " prefix and trailing slash. */
char *eob = line + MAXPATHLEN - 1;
- extern int eol_nulls;
+ int word_split = xflags & XFLG_WORD_SPLIT;
if (!fname || !*fname)
return;
else
fp = stdin;
if (!fp) {
- if (fatal) {
+ if (xflags & XFLG_FATAL_ERRORS) {
rsyserr(FERROR, errno,
"failed to open %s file %s",
- include ? "include" : "exclude",
+ xflags & XFLG_DEF_INCLUDE ? "include" : "exclude",
fname);
exit_cleanup(RERR_FILEIO);
}
while (1) {
char *s = line;
- int ch;
+ int ch, overflow = 0;
while (1) {
if ((ch = getc(fp)) == EOF) {
if (ferror(fp) && errno == EINTR)
continue;
break;
}
+ if (word_split && isspace(ch))
+ break;
if (eol_nulls? !ch : (ch == '\n' || ch == '\r'))
break;
if (s < eob)
*s++ = ch;
+ else
+ overflow = 1;
}
- *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 (overflow) {
+ rprintf(FERROR, "discarding over-long exclude: %s...\n", line);
+ s = line;
}
+ *s = '\0';
+ /* Skip an empty token and (when line parsing) comments. */
+ if (*line && (word_split || (*line != ';' && *line != '#')))
+ add_exclude(listp, line, xflags);
if (ch == EOF)
break;
}
void send_exclude_list(int f)
{
- int i;
- extern int list_only, recurse;
+ struct exclude_struct *ent;
/* 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);
- return;
- }
-
- for (i=0;exclude_list[i];i++) {
- 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) {
- write_int(f,l+2);
- write_buf(f,"+ ",2);
- } else {
- write_int(f,l);
+ add_exclude(&exclude_list, "/*/*", 0);
+
+ for (ent = exclude_list.head; ent; ent = ent->next) {
+ unsigned int l;
+ char p[MAXPATHLEN+1];
+
+ l = strlcpy(p, ent->pattern, sizeof p);
+ if (l == 0 || l >= MAXPATHLEN)
+ continue;
+ if (ent->match_flags & MATCHFLG_DIRECTORY) {
+ p[l++] = '/';
+ p[l] = '\0';
}
- write_buf(f,pattern,l);
+
+ if (ent->match_flags & MATCHFLG_INCLUDE) {
+ write_int(f, l + 2);
+ write_buf(f, "+ ", 2);
+ } else if ((*p == '-' || *p == '+') && p[1] == ' ') {
+ write_int(f, l + 2);
+ write_buf(f, "- ", 2);
+ } else
+ write_int(f, l);
+ write_buf(f, p, l);
}
- write_int(f,0);
+ write_int(f, 0);
}
void recv_exclude_list(int f)
{
- char line[MAXPATHLEN];
+ char line[MAXPATHLEN+3]; /* Room for "x " prefix and trailing slash. */
unsigned int l;
- while ((l=read_int(f))) {
- if (l >= MAXPATHLEN) overflow("recv_exclude_list");
- read_sbuf(f,line,l);
- add_exclude(&exclude_list, line, ADD_EXCLUDE);
- }
-}
-
-/* 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)
-{
- 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;
+ while ((l = read_int(f)) != 0) {
+ if (l >= sizeof line)
+ overflow("recv_exclude_list");
+ read_sbuf(f, line, l);
+ add_exclude(&exclude_list, line, 0);
}
-
- /* Have we reached the end of the string? */
- if (*s)
- *s++='\0';
- else
- more=0;
- return(t);
-}
-
-
-void add_exclude_line(struct exclude_struct ***listp,
- const char *line, int include)
-{
- 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/", ".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};
-
+static char default_cvsignore[] =
+ /* These default ignored items come from the CVS manual. */
+ "RCS SCCS CVS CVS.adm RCSLOG cvslog.* tags TAGS"
+ " .make.state .nse_depinfo *~ #* .#* ,* _$* *$"
+ " *.old *.bak *.BAK *.orig *.rej .del-*"
+ " *.a *.olb *.o *.obj *.so *.exe"
+ " *.Z *.elc *.ln core"
+ /* The rest we added to suit ourself. */
+ " .svn/";
void add_cvs_excludes(void)
{
char fname[MAXPATHLEN];
char *p;
- int i;
- for (i=0; cvs_ignore_list[i]; i++)
- add_exclude(&exclude_list, cvs_ignore_list[i], ADD_EXCLUDE);
+ add_exclude(&exclude_list, default_cvsignore,
+ XFLG_WORD_SPLIT | XFLG_WORDS_ONLY);
if ((p = getenv("HOME"))
- && pathjoin(fname, sizeof fname, p, ".cvsignore") < sizeof fname)
- add_exclude_file(&exclude_list, fname, MISSING_OK, ADD_EXCLUDE);
+ && pathjoin(fname, sizeof fname, p, ".cvsignore") < sizeof fname) {
+ add_exclude_file(&exclude_list, fname,
+ XFLG_WORD_SPLIT | XFLG_WORDS_ONLY);
+ }
- add_exclude_line(&exclude_list, getenv("CVSIGNORE"), ADD_EXCLUDE);
+ add_exclude(&exclude_list, getenv("CVSIGNORE"),
+ XFLG_WORD_SPLIT | XFLG_WORDS_ONLY);
}