X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/812b526d127c6657e571db8b33a58137af6709cd..92db088e5b292c1180a090ed369b9851e933e610:/lib/charset.c

diff --git a/lib/charset.c b/lib/charset.c
index e9c503e..feb4469 100644
--- a/lib/charset.c
+++ b/lib/charset.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder.
- * Copyright (C) 2004, 2005, 2007, 2008 Richard Kettlewell
+ * Copyright (C) 2004, 2005, 2007, 2008, 2013 Richard Kettlewell
  *
  * 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
@@ -19,9 +19,13 @@
 
 #include "common.h"
 
-#include <iconv.h>
+#if HAVE_ICONV_H
+# include <iconv.h>
+#endif
 #include <errno.h>
-#include <langinfo.h>
+#if HAVE_LANGINFO_H
+# include <langinfo.h>
+#endif
 
 #include "mem.h"
 #include "log.h"
@@ -45,7 +49,7 @@ static void *convert(const char *from, const char *to,
   size_t bufsize = 0, sl, dl;
 
   if((i = iconv_open(to, from)) == (iconv_t)-1)
-    fatal(errno, "error calling iconv_open");
+    disorder_fatal(errno, "error calling iconv_open");
   do {
     bufsize = bufsize ? 2 * bufsize : 32;
     buf = xrealloc_noptr(buf, bufsize);
@@ -59,34 +63,53 @@ static void *convert(const char *from, const char *to,
   } while(len == (size_t)-1 && errno == E2BIG);
   iconv_close(i);
   if(len == (size_t)-1) {
-    error(errno, "error converting from %s to %s", from, to);
+    disorder_error(errno, "error converting from %s to %s", from, to);
     return 0;
   }
   return buf;
 }
 
-/** @brief Convert from the local multibyte encoding to UTF-8 */
+/** @brief Convert from the local multibyte encoding to UTF-8
+ * @param mb String in current locale's multibyte encoding
+ * @return Same string in UTF-8
+ */
 char *mb2utf8(const char *mb) {
   return convert(nl_langinfo(CODESET), "UTF-8", mb, strlen(mb) + 1);
 }
 
-/** @brief Convert from UTF-8 to the local multibyte encoding */
+/** @brief Convert from UTF-8 to the local multibyte encoding
+ * @param utf8 String in UTF-8
+ * @return Same string in current locale's multibyte encoding
+ */
 char *utf82mb(const char *utf8) {
   return convert("UTF-8", nl_langinfo(CODESET), utf8, strlen(utf8) + 1);
 }
 
-/** @brief Convert from encoding @p from to UTF-8 */
+/** @brief Convert from encoding @p from to UTF-8
+ * @param from Source encoding
+ * @param any String in encoding @p from
+ * @return @p any converted to UTF-8
+ */
 char *any2utf8(const char *from, const char *any) {
   return convert(from, "UTF-8", any, strlen(any) + 1);
 }
 
-/** @brief Convert from encoding @p from to the local multibyte encoding */
+/** @brief Convert from encoding @p from to the local multibyte encoding
+ * @param from Source encoding
+ * @param any String in encoding @p from
+ * @return @p any converted to current locale's multibyte encoding
+ */
 char *any2mb(const char *from, const char *any) {
   if(from) return convert(from, nl_langinfo(CODESET), any, strlen(any) + 1);
   else return xstrdup(any);
 }
 
-/** @brief Convert from encoding @p from to encoding @p to */
+/** @brief Convert from encoding @p from to encoding @p to
+ * @param from Source encoding
+ * @param to Destination encoding
+ * @param any String in encoding @p from
+ * @return @p any converted to encoding @p to
+ */
 char *any2any(const char *from,
 	      const char *to,
 	      const char *any) {