Initial revision

1 files changed, 202 insertions, 0 deletions

diff --git a/exclude.c b/exclude.c
new file mode 100644
index 00000000..b5b230b9
--- /dev/null
+++ b/exclude.c
@@ -0,0 +1,202 @@
+/* 
+   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.
+*/
+
+/*
+  a lot of this stuff was derived from GNU tar
+  */
+
+#include "rsync.h"
+
+extern int verbose;
+
+static char **exclude_list = NULL;
+
+static int is_regex(char *str)
+{
+  return strchr(str, '*') || strchr(str, '[') || strchr(str, '?');
+}
+
+
+static int check_one_exclude(char *name,char *pattern)
+{
+  char *str;
+  char *p;
+
+  if (!strchr(pattern,'/') && (p=strrchr(name,'/')))
+    name = p+1;
+
+  if (!name[0]) return 0;
+
+  if (is_regex(pattern)) {
+    if (fnmatch(pattern, name, 0) == 0)
+      return 1;
+  } else {
+    int l1 = strlen(name);
+    int l2 = strlen(pattern);
+    if (l2 <= l1 && 
+	strcmp(name+(l1-l2),pattern) == 0 &&
+	(l1==l2 || name[l1-(l2+1)] == '/'))
+      return 1;
+  }
+
+  return 0;
+}
+
+
+int check_exclude(char *name,char **local_exclude_list)
+{
+  int n;
+
+  if (exclude_list) {
+    for (n=0; exclude_list[n]; n++)
+      if (check_one_exclude(name,exclude_list[n]))
+	return 1;
+  }
+
+  if (local_exclude_list) {
+    for (n=0; local_exclude_list[n]; n++)
+      if (check_one_exclude(name,local_exclude_list[n]))
+	return 1;      
+  }
+
+  return 0;
+}
+
+
+void add_exclude_list(char *pattern,char ***list)
+{
+  int len=0;
+  if (list && *list)
+    for (; (*list)[len]; len++) ;
+
+  if (strcmp(pattern,"!") == 0) {
+    if (verbose > 2)
+      fprintf(stderr,"clearing exclude list\n");
+    while ((len)--) 
+      free((*list)[len]);
+    free((*list));
+    *list = NULL;
+    return;
+  }
+
+  if (!*list) {
+    *list = (char **)malloc(sizeof(char *)*2);
+  } else {
+    *list = (char **)realloc(*list,sizeof(char *)*(len+2));
+  }
+
+  if (!*list || !((*list)[len] = strdup(pattern)))
+    out_of_memory("add_exclude");
+
+  if (verbose > 2)
+    fprintf(stderr,"add_exclude(%s)\n",pattern);
+  
+  (*list)[len+1] = NULL;
+}
+
+void add_exclude(char *pattern)
+{
+  add_exclude_list(pattern,&exclude_list);
+}
+
+char **make_exclude_list(char *fname,char **list1,int fatal)
+{
+  char **list=list1;
+  FILE *f = fopen(fname,"r");
+  char line[MAXPATHLEN];
+  if (!f) {
+    if (fatal) {
+      fprintf(stderr,"%s : %s\n",fname,strerror(errno));
+      exit(1);
+    }
+    return list;
+  }
+
+  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);
+  }
+  fclose(f);
+  return list;
+}
+
+
+void add_exclude_file(char *fname,int fatal)
+{
+  exclude_list = make_exclude_list(fname,exclude_list,fatal);
+}
+
+
+void send_exclude_list(int f)
+{
+  int i;
+  if (exclude_list) 
+    for (i=0;exclude_list[i];i++) {
+      int l = strlen(exclude_list[i]);
+      if (l == 0) continue;
+      write_int(f,l);
+      write_buf(f,exclude_list[i],l);
+    }    
+  write_int(f,0);
+}
+
+
+void recv_exclude_list(int f)
+{
+  char line[MAXPATHLEN];
+  int l;
+  while ((l=read_int(f))) {
+    read_buf(f,line,l);
+    line[l] = 0;
+    add_exclude(line);
+  }
+}
+
+
+static char *cvs_ignore_list[] = {
+  "RCS","SCCS","CVS","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};
+
+
+
+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]);
+
+  if ((p=getenv("HOME"))) {
+    sprintf(fname,"%s/.cvsignore",p);
+    add_exclude_file(fname,0);
+  }
+
+  if ((p=getenv("CVSIGNORE"))) {
+    char *tok;
+    for (tok=strtok(p," "); tok; tok=strtok(NULL," "))
+      add_exclude(tok);
+  }
+}