Tweaking the license text a bit more.
[rsync/rsync.git] / batch.c
diff --git a/batch.c b/batch.c
index 4c91f82..5b88b80 100644 (file)
--- a/batch.c
+++ b/batch.c
@@ -1,35 +1,56 @@
-/* -*- c-file-style: "linux" -*-
-
-   Weiss 1/1999
-   Batch utilities for rsync.
-
-*/
+/*
+ * Support for the batch-file options.
+ *
+ * Copyright (C) 1999 Weiss
+ * Copyright (C) 2004 Chris Shoemaker
+ * Copyright (C) 2004-2007 Wayne Davison
+ *
+ * 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 3 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, visit the http://fsf.org website.
+ */
 
 #include "rsync.h"
+#include "zlib/zlib.h"
 #include <time.h>
 
-extern char *batch_name;
-extern int delete_mode;
-extern int delete_excluded;
 extern int eol_nulls;
 extern int recurse;
+extern int xfer_dirs;
 extern int preserve_links;
 extern int preserve_hard_links;
 extern int preserve_devices;
 extern int preserve_uid;
 extern int preserve_gid;
 extern int always_checksum;
+extern int do_compression;
+extern int def_compress_level;
+extern int protocol_version;
+extern char *batch_name;
+
+extern struct filter_list_struct filter_list;
 
-extern struct exclude_list_struct exclude_list;
+static int tweaked_compress_level;
 
 static int *flag_ptr[] = {
-       &recurse,
-       &preserve_uid,
-       &preserve_gid,
-       &preserve_links,
-       &preserve_devices,
-       &preserve_hard_links,
-       &always_checksum,
+       &recurse,               /* 0 */
+       &preserve_uid,          /* 1 */
+       &preserve_gid,          /* 2 */
+       &preserve_links,        /* 3 */
+       &preserve_devices,      /* 4 */
+       &preserve_hard_links,   /* 5 */
+       &always_checksum,       /* 6 */
+       &xfer_dirs,             /* 7 (protocol 29) */
+       &tweaked_compress_level,/* 8 (protocol 29) */
        NULL
 };
 
@@ -41,6 +62,8 @@ static char *flag_name[] = {
        "--devices (-D)",
        "--hard-links (-H)",
        "--checksum (-c)",
+       "--dirs (-d)",
+       "--compress (-z)",
        NULL
 };
 
@@ -48,8 +71,16 @@ void write_stream_flags(int fd)
 {
        int i, flags;
 
+#if Z_DEFAULT_COMPRESSION == -1
+       tweaked_compress_level = do_compression ? def_compress_level + 2 : 0;
+#else
+#error internal logic error!  Fix def_compress_level logic above and below too!
+#endif
+
        /* Start the batch file with a bitmap of data-stream-affecting
         * flags. */
+       if (protocol_version < 29)
+               flag_ptr[7] = NULL;
        for (i = 0, flags = 0; flag_ptr[i]; i++) {
                if (*flag_ptr[i])
                        flags |= 1 << i;
@@ -61,15 +92,32 @@ void read_stream_flags(int fd)
 {
        int i, flags;
 
+       if (protocol_version < 29)
+               flag_ptr[7] = NULL;
        for (i = 0, flags = read_int(fd); flag_ptr[i]; i++) {
                int set = flags & (1 << i) ? 1 : 0;
                if (*flag_ptr[i] != set) {
-                       rprintf(FINFO,
-                               "%sing the %s option to match the batchfile.\n",
-                               set ? "Sett" : "Clear", flag_name[i]);
+                       if (verbose) {
+                               rprintf(FINFO,
+                                       "%sing the %s option to match the batchfile.\n",
+                                       set ? "Sett" : "Clear", flag_name[i]);
+                       }
                        *flag_ptr[i] = set;
                }
        }
+       if (protocol_version < 29) {
+               if (recurse)
+                       xfer_dirs |= 1;
+               else if (xfer_dirs < 2)
+                       xfer_dirs = 0;
+       }
+
+       if (tweaked_compress_level == 0 || tweaked_compress_level == 2)
+               do_compression = 0;
+       else {
+               do_compression = 1;
+               def_compress_level = tweaked_compress_level - 2;
+       }
 }
 
 static void write_arg(int fd, char *arg)
@@ -95,19 +143,16 @@ static void write_arg(int fd, char *arg)
        write(fd, arg, strlen(arg));
 }
 
-static void write_excludes(int fd)
+static void write_filter_rules(int fd)
 {
-       struct exclude_struct *ent;
+       struct filter_struct *ent;
 
        write_sbuf(fd, " <<'#E#'\n");
-       for (ent = exclude_list.head; ent; ent = ent->next) {
-               char *p = ent->pattern;
-               if (ent->match_flags & MATCHFLG_INCLUDE)
-                       write_buf(fd, "+ ", 2);
-               else if (((*p == '-' || *p == '+') && p[1] == ' ')
-                   || *p == '#' || *p == ';')
-                       write_buf(fd, "- ", 2);
-               write_sbuf(fd, p);
+       for (ent = filter_list.head; ent; ent = ent->next) {
+               unsigned int plen;
+               char *p = get_rule_prefix(ent->match_flags, "- ", 0, &plen);
+               write_buf(fd, p, plen);
+               write_sbuf(fd, ent->pattern);
                if (ent->match_flags & MATCHFLG_DIRECTORY)
                        write_byte(fd, '/');
                write_byte(fd, eol_nulls ? 0 : '\n');
@@ -124,7 +169,7 @@ static void write_excludes(int fd)
  * (hopefully) work. */
 void write_batch_shell_file(int argc, char *argv[], int file_arg_cnt)
 {
-       int fd, i;
+       int fd, i, len;
        char *p, filename[MAXPATHLEN];
 
        stringjoin(filename, sizeof filename,
@@ -132,80 +177,54 @@ void write_batch_shell_file(int argc, char *argv[], int file_arg_cnt)
        fd = do_open(filename, O_WRONLY | O_CREAT | O_TRUNC,
                     S_IRUSR | S_IWUSR | S_IEXEC);
        if (fd < 0) {
-               rsyserr(FERROR, errno, "Batch file %s open error", filename);
+               rsyserr(FERROR, errno, "Batch file %s open error",
+                       filename);
                exit_cleanup(1);
        }
 
        /* Write argvs info to BATCH.sh file */
        write_arg(fd, argv[0]);
-       if (exclude_list.head)
-               write_sbuf(fd, " --exclude-from=-");
+       if (filter_list.head) {
+               if (protocol_version >= 29)
+                       write_sbuf(fd, " --filter=._-");
+               else
+                       write_sbuf(fd, " --exclude-from=-");
+       }
        for (i = 1; i < argc - file_arg_cnt; i++) {
                p = argv[i];
                if (strncmp(p, "--files-from", 12) == 0
+                   || strncmp(p, "--filter", 8) == 0
                    || strncmp(p, "--include", 9) == 0
                    || strncmp(p, "--exclude", 9) == 0) {
                        if (strchr(p, '=') == NULL)
                                i++;
                        continue;
                }
+               if (strcmp(p, "-f") == 0) {
+                       i++;
+                       continue;
+               }
                write(fd, " ", 1);
-               if (strncmp(p, "--write-batch", 13) == 0) {
+               if (strncmp(p, "--write-batch", len = 13) == 0
+                || strncmp(p, "--only-write-batch", len = 18) == 0) {
                        write(fd, "--read-batch", 12);
-                       if (p[13] == '=') {
+                       if (p[len] == '=') {
                                write(fd, "=", 1);
-                               write_arg(fd, p + 14);
+                               write_arg(fd, p + len + 1);
                        }
                } else
                        write_arg(fd, p);
        }
-       if ((p = find_colon(argv[argc - 1])) != NULL) {
-               if (*++p == ':')
-                       p++;
-       } else
+       if (!(p = check_for_hostspec(argv[argc - 1], &p, &i)))
                p = argv[argc - 1];
        write(fd, " ${1:-", 6);
        write_arg(fd, p);
        write_byte(fd, '}');
-       if (exclude_list.head)
-               write_excludes(fd);
+       if (filter_list.head)
+               write_filter_rules(fd);
        if (write(fd, "\n", 1) != 1 || close(fd) < 0) {
-               rsyserr(FERROR, errno, "Batch file %s write error", filename);
+               rsyserr(FERROR, errno, "Batch file %s write error",
+                       filename);
                exit_cleanup(1);
        }
 }
-
-void show_flist(int index, struct file_struct **fptr)
-{
-       /*  for debugging    show_flist(flist->count, flist->files * */
-
-       int i;
-       for (i = 0; i < index; i++) {
-               rprintf(FINFO, "flist->flags=%#x\n", fptr[i]->flags);
-               rprintf(FINFO, "flist->modtime=%#lx\n",
-                       (long unsigned) fptr[i]->modtime);
-               rprintf(FINFO, "flist->length=%.0f\n",
-                       (double) fptr[i]->length);
-               rprintf(FINFO, "flist->mode=%#o\n", (int) fptr[i]->mode);
-               rprintf(FINFO, "flist->basename=%s\n", fptr[i]->basename);
-               if (fptr[i]->dirname)
-                       rprintf(FINFO, "flist->dirname=%s\n",
-                               fptr[i]->dirname);
-               if (fptr[i]->basedir)
-                       rprintf(FINFO, "flist->basedir=%s\n",
-                               fptr[i]->basedir);
-       }
-}
-
-void show_argvs(int argc, char *argv[])
-{
-       /*  for debugging  * */
-
-       int i;
-       rprintf(FINFO, "BATCH.C:show_argvs,argc=%d\n", argc);
-       for (i = 0; i < argc; i++) {
-               /*    if (argv[i])   */
-               rprintf(FINFO, "i=%d,argv[i]=%s\n", i, argv[i]);
-
-       }
-}