X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/b8e9c234e657d0490eff5fcb0ef03c1c8366e160..2a62f5ee1933a98a4eb3b62cbd4ec490fc14f65a:/rsync.c

diff --git a/rsync.c b/rsync.c
index 23878798..28d9612c 100644
--- a/rsync.c
+++ b/rsync.c
@@ -21,10 +21,19 @@
    process */
 
 #include "rsync.h"
+#if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H
+#include <iconv.h>
+#endif
+#if defined HAVE_LIBCHARSET_H && defined HAVE_LOCALE_CHARSET
+#include <libcharset.h>
+#elif defined HAVE_LANGINFO_H && defined HAVE_NL_LANGINFO
+#include <langinfo.h>
+#endif
 
 extern int verbose;
 extern int dry_run;
 extern int daemon_log_format_has_i;
+extern int preserve_perms;
 extern int preserve_executability;
 extern int preserve_times;
 extern int omit_dir_times;
@@ -41,6 +50,35 @@ extern int keep_dirlinks;
 extern int make_backups;
 extern struct stats stats;
 
+#if defined HAVE_ICONV_OPEN && defined HAVE_ICONV_H
+iconv_t ic_chck = (iconv_t)-1;
+
+static const char *default_charset(void)
+{
+#if defined HAVE_LIBCHARSET_H && defined HAVE_LOCALE_CHARSET
+	return locale_charset();
+#elif defined HAVE_LANGINFO_H && defined HAVE_NL_LANGINFO
+	const char *def = nl_langinfo(CODESET);
+	if (strcmp(def, "646") == 0) /* Solaris brain-damage */
+		return "ascii";
+	return def;
+#else
+	return ""; /* Works with (at the very least) gnu iconv... */
+#endif
+}
+
+void setup_iconv()
+{
+	const char *defset = default_charset();
+
+	if (!am_server
+	 && (ic_chck = iconv_open(defset, defset)) == (iconv_t)-1) {
+		rprintf(FERROR, "iconv_open(\"%s\", \"%s\") failed\n",
+			defset, defset);
+		exit_cleanup(RERR_UNSUPPORTED);
+	}
+}
+#endif
 
 /*
   free a sums struct
@@ -55,7 +93,7 @@ void free_sums(struct sum_struct *s)
  * the permissions should be and return them merged back into the mode. */
 mode_t dest_mode(mode_t flist_mode, mode_t dest_mode, int exists)
 {
-	/* If the file already exists we'll return the local permissions,
+	/* If the file already exists, we'll return the local permissions,
 	 * possibly tweaked by the --executability option. */
 	if (exists) {
 		if (preserve_executability && S_ISREG(flist_mode)) {
@@ -68,7 +106,7 @@ mode_t dest_mode(mode_t flist_mode, mode_t dest_mode, int exists)
 				dest_mode |= (dest_mode & 0444) >> 2;
 		}
 	} else
-		dest_mode = flist_mode & ~orig_umask;
+		dest_mode = flist_mode & ACCESSPERMS & ~orig_umask;
 	return (flist_mode & ~CHMOD_BITS) | (dest_mode & CHMOD_BITS);
 }
 
@@ -88,6 +126,12 @@ int set_file_attrs(char *fname, struct file_struct *file, STRUCT_STAT *st,
 			return 0;
 		}
 		st = &st2;
+		if (!preserve_perms && S_ISDIR(file->mode)
+		 && st->st_mode & S_ISGID) {
+			/* We just created this directory and its setgid
+			 * bit is on, so make sure it stays on. */
+			file->mode |= S_ISGID;
+		}
 	}
 
 	if (!preserve_times || (S_ISDIR(st->st_mode) && omit_dir_times))