Update the copyright year.
[rsync/rsync.git] / options.c
index 62214da..221ddcb 100644 (file)
--- a/options.c
+++ b/options.c
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 1998-2001 Andrew Tridgell <tridge@samba.org>
  * Copyright (C) 2000, 2001, 2002 Martin Pool <mbp@samba.org>
- * Copyright (C) 2002-2008 Wayne Davison
+ * Copyright (C) 2002-2009 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
@@ -20,7 +20,7 @@
  */
 
 #include "rsync.h"
-#include "ifuncs.h"
+#include "itypes.h"
 #include <popt.h>
 #include "zlib/zlib.h"
 
@@ -93,7 +93,7 @@ int filesfrom_fd = -1;
 char *filesfrom_host = NULL;
 int eol_nulls = 0;
 int protect_args = 0;
-int human_readable = 0;
+int human_readable = 1;
 int recurse = 0;
 int allow_inc_recurse = 1;
 int xfer_dirs = -1;
@@ -121,6 +121,7 @@ int checksum_seed = 0;
 int inplace = 0;
 int delay_updates = 0;
 long block_size = 0; /* "long" because popt can't set an int32. */
+char number_separator;
 char *skip_compress = NULL;
 item_list dparam_list = EMPTY_ITEM_LIST;
 
@@ -166,6 +167,8 @@ char *rsync_path = RSYNC_PATH;
 char *backup_dir = NULL;
 char backup_dir_buf[MAXPATHLEN];
 char *sockopts = NULL;
+char *usermap = NULL;
+char *groupmap = NULL;
 int rsync_port = 0;
 int compare_dest = 0;
 int copy_dest = 0;
@@ -200,10 +203,10 @@ struct chmod_mode_struct *chmod_modes = NULL;
 static const char *debug_verbosity[] = {
        /*0*/ NULL,
        /*1*/ NULL,
-       /*2*/ "bind,cmd,deltasum,connect,del,dup,filter,flist",
+       /*2*/ "bind,cmd,connect,del,deltasum,dup,filter,flist,iconv",
        /*3*/ "acl,backup,deltasum2,del2,exit,filter2,flist2,fuzzy,genr,own,recv,send,time",
-       /*4*/ "cmd2,deltasum3,del3,exit2,flist3,iconv,own2,proto,time2",
-       /*5*/ "chdir,deltasum4,flist4,fuzzy2,hlink",
+       /*4*/ "cmd2,deltasum3,del3,exit2,flist3,iconv2,own2,proto,time2",
+       /*5*/ "chdir,deltasum4,flist4,fuzzy2,hash,hlink",
 };
 
 #define MAX_VERBOSITY ((int)(sizeof debug_verbosity / sizeof debug_verbosity[0]) - 1)
@@ -211,7 +214,7 @@ static const char *debug_verbosity[] = {
 static const char *info_verbosity[1+MAX_VERBOSITY] = {
        /*0*/ NULL,
        /*1*/ "copy,del,flist,misc,name,stats,symsafe",
-       /*2*/ "backup,misc2,mount,name2,remove,skip",
+       /*2*/ "backup,mount,name2,remove,skip",
 };
 
 #define MAX_OUT_LEVEL 4 /* The largest N allowed for any flagN word. */
@@ -244,7 +247,7 @@ static struct output_struct info_words[COUNT_INFO+1] = {
        INFO_WORD(COPY, W_REC, "Mention files copied locally on the receiving side"),
        INFO_WORD(DEL, W_REC, "Mention deletions on the receiving side"),
        INFO_WORD(FLIST, W_CLI, "Mention file-list receiving/sending (levels 1-2)"),
-       INFO_WORD(MISC, W_SND|W_REC, "Mention miscellaneous information (levels 1-2)"),
+       INFO_WORD(MISC, W_SND|W_REC, "Mention miscellaneous information"),
        INFO_WORD(MOUNT, W_SND|W_REC, "Mention mounts that were found or skipped"),
        INFO_WORD(NAME, W_SND|W_REC, "Mention 1) updated file/dir names, 2) unchanged names"),
        INFO_WORD(PROGRESS, W_CLI, "Mention 1) per-file progress or 2) total transfer progress"),
@@ -272,8 +275,9 @@ static struct output_struct debug_words[COUNT_DEBUG+1] = {
        DEBUG_WORD(FLIST, W_SND|W_REC, "Debug file-list operations (levels 1-4)"),
        DEBUG_WORD(FUZZY, W_REC, "Debug fuzzy scoring (levels 1-2)"),
        DEBUG_WORD(GENR, W_REC, "Debug generator functions"),
+       DEBUG_WORD(HASH, W_SND|W_REC, "Debug hashtable code"),
        DEBUG_WORD(HLINK, W_SND|W_REC, "Debug hard-link actions"),
-       DEBUG_WORD(ICONV, W_CLI|W_SRV, "Debug iconv (character conversion)"),
+       DEBUG_WORD(ICONV, W_CLI|W_SRV, "Debug iconv character conversions (levels 1-2)"),
        DEBUG_WORD(OWN, W_REC, "Debug ownership changes in users & groups (levels 1-2)"),
        DEBUG_WORD(PROTO, W_CLI|W_SRV, "Debug protocol information"),
        DEBUG_WORD(RECV, W_REC, "Debug receiver functions"),
@@ -294,6 +298,7 @@ static int refused_delete, refused_archive_part, refused_compress;
 static int refused_partial, refused_progress, refused_delete_before;
 static int refused_delete_during;
 static int refused_inplace, refused_no_iconv;
+static BOOL usermap_via_chown, groupmap_via_chown;
 static char *max_size_arg, *min_size_arg;
 static char tmp_partialdir[] = ".~tmp~";
 
@@ -563,7 +568,8 @@ static void print_rsync_version(enum logcode f)
        STRUCT_STAT *dumstat;
 
 #if SUBPROTOCOL_VERSION != 0
-       asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION);
+       if (asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION) < 0)
+               out_of_memory("print_rsync_version");
 #endif
 #ifdef HAVE_SOCKETPAIR
        got_socketpair = "";
@@ -595,7 +601,7 @@ static void print_rsync_version(enum logcode f)
 
        rprintf(f, "%s  version %s  protocol version %d%s\n",
                RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
-       rprintf(f, "Copyright (C) 1996-2008 by Andrew Tridgell, Wayne Davison, and others.\n");
+       rprintf(f, "Copyright (C) 1996-2009 by Andrew Tridgell, Wayne Davison, and others.\n");
        rprintf(f, "Web site: http://rsync.samba.org/\n");
        rprintf(f, "Capabilities:\n");
        rprintf(f, "    %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
@@ -722,6 +728,9 @@ void usage(enum logcode F)
   rprintf(F,"     --delay-updates         put all updated files into place at transfer's end\n");
   rprintf(F," -m, --prune-empty-dirs      prune empty directory chains from the file-list\n");
   rprintf(F,"     --numeric-ids           don't map uid/gid values by user/group name\n");
+  rprintf(F,"     --usermap=STRING        custom username mapping\n");
+  rprintf(F,"     --groupmap=STRING       custom groupname mapping\n");
+  rprintf(F,"     --chown=USER:GROUP      simple username/groupname mapping\n");
   rprintf(F,"     --timeout=SECONDS       set I/O timeout in seconds\n");
   rprintf(F,"     --contimeout=SECONDS    set daemon connection timeout in seconds\n");
   rprintf(F," -I, --ignore-times          don't skip files that match in size and mod-time\n");
@@ -786,6 +795,7 @@ enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
       OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
       OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
       OPT_NO_D, OPT_APPEND, OPT_NO_ICONV, OPT_INFO, OPT_DEBUG,
+      OPT_USERMAP, OPT_GROUPMAP, OPT_CHOWN,
       OPT_SERVER, OPT_REFUSED_BASE = 9000};
 
 static struct poptOption long_options[] = {
@@ -966,6 +976,9 @@ static struct poptOption long_options[] = {
   {"no-s",             0,  POPT_ARG_VAL,    &protect_args, 0, 0, 0},
   {"numeric-ids",      0,  POPT_ARG_VAL,    &numeric_ids, 1, 0, 0 },
   {"no-numeric-ids",   0,  POPT_ARG_VAL,    &numeric_ids, 0, 0, 0 },
+  {"usermap",          0,  POPT_ARG_STRING, 0, OPT_USERMAP, 0, 0 },
+  {"groupmap",         0,  POPT_ARG_STRING, 0, OPT_GROUPMAP, 0, 0 },
+  {"chown",            0,  POPT_ARG_STRING, 0, OPT_CHOWN, 0, 0 },
   {"timeout",          0,  POPT_ARG_INT,    &io_timeout, 0, 0, 0 },
   {"no-timeout",       0,  POPT_ARG_VAL,    &io_timeout, 0, 0, 0 },
   {"contimeout",       0,  POPT_ARG_INT,    &connect_timeout, 0, 0, 0 },
@@ -1622,6 +1635,76 @@ int parse_arguments(int *argc_p, const char ***argv_p)
                        parse_output_words(debug_words, debug_levels, arg, USER_PRIORITY);
                        break;
 
+               case OPT_USERMAP:
+                       if (usermap) {
+                               if (usermap_via_chown) {
+                                       snprintf(err_buf, sizeof err_buf,
+                                           "--usermap conflicts with prior --chown.\n");
+                                       return 0;
+                               }
+                               snprintf(err_buf, sizeof err_buf,
+                                   "You can only specify --usermap once.\n");
+                               return 0;
+                       }
+                       usermap = (char *)poptGetOptArg(pc);
+                       usermap_via_chown = False;
+                       break;
+
+               case OPT_GROUPMAP:
+                       if (groupmap) {
+                               if (groupmap_via_chown) {
+                                       snprintf(err_buf, sizeof err_buf,
+                                           "--groupmap conflicts with prior --chown.\n");
+                                       return 0;
+                               }
+                               snprintf(err_buf, sizeof err_buf,
+                                   "You can only specify --groupmap once.\n");
+                               return 0;
+                       }
+                       groupmap = (char *)poptGetOptArg(pc);
+                       groupmap_via_chown = False;
+                       break;
+
+               case OPT_CHOWN: {
+                       const char *chown = poptGetOptArg(pc);
+                       int len;
+                       if ((arg = strchr(chown, ':')) != NULL)
+                               len = arg++ - chown;
+                       else
+                               len = strlen(chown);
+                       if (len) {
+                               if (usermap) {
+                                       if (!usermap_via_chown) {
+                                               snprintf(err_buf, sizeof err_buf,
+                                                   "--chown conflicts with prior --usermap.\n");
+                                               return 0;
+                                       }
+                                       snprintf(err_buf, sizeof err_buf,
+                                           "You can only specify a user-affecting --chown once.\n");
+                                       return 0;
+                               }
+                               if (asprintf(&usermap, "*:%.*s", len, chown) < 0)
+                                       out_of_memory("parse_arguments");
+                               usermap_via_chown = True;
+                       }
+                       if (arg && *arg) {
+                               if (groupmap) {
+                                       if (!groupmap_via_chown) {
+                                               snprintf(err_buf, sizeof err_buf,
+                                                   "--chown conflicts with prior --groupmap.\n");
+                                               return 0;
+                                       }
+                                       snprintf(err_buf, sizeof err_buf,
+                                           "You can only specify a group-affecting --chown once.\n");
+                                       return 0;
+                               }
+                               if (asprintf(&groupmap, "*:%s", arg) < 0)
+                                       out_of_memory("parse_arguments");
+                               groupmap_via_chown = True;
+                       }
+                       break;
+               }
+
                case OPT_HELP:
                        usage(FINFO);
                        exit_cleanup(0);
@@ -1669,7 +1752,7 @@ int parse_arguments(int *argc_p, const char ***argv_p)
                }
        }
 
-       if (human_readable && argc == 2 && !am_server) {
+       if (human_readable > 1 && argc == 2 && !am_server) {
                /* Allow the old meaning of 'h' (--help) on its own. */
                usage(FINFO);
                exit_cleanup(0);
@@ -1682,6 +1765,15 @@ int parse_arguments(int *argc_p, const char ***argv_p)
                        verbose > 1 ? "stats3" : "stats2", DEFAULT_PRIORITY);
        }
 
+       if (human_readable) {
+               char buf[32];
+               snprintf(buf, sizeof buf, "%f", 3.14);
+               if (strchr(buf, '.') != NULL)
+                       number_separator = ',';
+               else
+                       number_separator = '.';
+       }
+
 #ifdef ICONV_OPTION
        if (iconv_opt && protect_args != 2) {
                if (!am_server && strcmp(iconv_opt, "-") == 0)
@@ -2244,6 +2336,9 @@ void server_options(char **args, int *argc_p)
                        argstr[x++] = 'i';
 #if defined HAVE_LUTIMES && defined HAVE_UTIMES
                argstr[x++] = 'L';
+#endif
+#ifdef ICONV_OPTION
+               argstr[x++] = 's';
 #endif
        }
 
@@ -2254,7 +2349,8 @@ void server_options(char **args, int *argc_p)
 
        argstr[x] = '\0';
 
-       args[ac++] = argstr;
+       if (x > 1)
+               args[ac++] = argstr;
 
 #ifdef ICONV_OPTION
        if (iconv_opt) {
@@ -2419,6 +2515,18 @@ void server_options(char **args, int *argc_p)
                args[ac++] = "--use-qsort";
 
        if (am_sender) {
+               if (usermap) {
+                       if (asprintf(&arg, "--usermap=%s", usermap) < 0)
+                               goto oom;
+                       args[ac++] = arg;
+               }
+
+               if (groupmap) {
+                       if (asprintf(&arg, "--groupmap=%s", groupmap) < 0)
+                               goto oom;
+                       args[ac++] = arg;
+               }
+
                if (ignore_existing)
                        args[ac++] = "--ignore-existing";