X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/9b499e95373954240eaff3b43fcfc703035c9dc6..c2b5407678c9d72dbed1e72760c4d36945d5ddd5:/rsync.c

diff --git a/rsync.c b/rsync.c
index 6d1ee8f9..7f1056bb 100644
--- a/rsync.c
+++ b/rsync.c
@@ -21,6 +21,14 @@
    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;
@@ -35,6 +43,7 @@ extern int am_server;
 extern int am_sender;
 extern int am_generator;
 extern int am_starting_up;
+extern int allow_8bit_chars;
 extern int preserve_uid;
 extern int preserve_gid;
 extern int inplace;
@@ -42,6 +51,43 @@ 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
+	return nl_langinfo(CODESET);
+#else
+	return ""; /* Works with (at the very least) gnu iconv... */
+#endif
+}
+
+void setup_iconv()
+{
+	if (!am_server && !allow_8bit_chars) {
+		const char *defset = default_charset();
+
+		/* It's OK if this fails... */
+		ic_chck = iconv_open(defset, defset);
+
+		if (verbose > 3) {
+			if (ic_chck == (iconv_t)-1) {
+				rprintf(FINFO,
+					"note: iconv_open(\"%s\", \"%s\") failed (%d)"
+					" -- using isprint() instead of iconv().\n",
+					defset, defset, errno);
+			} else {
+				rprintf(FINFO,
+					"note: iconv_open(\"%s\", \"%s\") succeeded.\n",
+					defset, defset);
+			}
+		}
+	}
+}
+#endif
 
 /*
   free a sums struct