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Diffstat (limited to 'iconv')
-rw-r--r--iconv/gconv_open.c20
-rw-r--r--iconv/iconv_open.c9
-rw-r--r--iconv/iconv_prog.c23
3 files changed, 30 insertions, 22 deletions
diff --git a/iconv/gconv_open.c b/iconv/gconv_open.c
index dfcd7b772f..94a54f8008 100644
--- a/iconv/gconv_open.c
+++ b/iconv/gconv_open.c
@@ -20,6 +20,7 @@
#include <errno.h>
#include <locale.h>
+#include "../locale/localeinfo.h"
#include <stdlib.h>
#include <string.h>
@@ -149,6 +150,25 @@ __gconv_open (const char *toset, const char *fromset, __gconv_t *handle,
fromset = memcpy (newfromset, fromset, ignore - fromset);
}
+ /* If the string is empty define this to mean the charset of the
+ currently selected locale. */
+ if (strcmp (toset, "//") == 0)
+ {
+ const char *codeset = _NL_CURRENT (LC_CTYPE, CODESET);
+ size_t len = strlen (codeset);
+ char *dest;
+ toset = dest = (char *) alloca (len + 3);
+ memcpy (__mempcpy (dest, codeset, len), "//", 3);
+ }
+ if (strcmp (fromset, "//") == 0)
+ {
+ const char *codeset = _NL_CURRENT (LC_CTYPE, CODESET);
+ size_t len = strlen (codeset);
+ char *dest;
+ fromset = dest = (char *) alloca (len + 3);
+ memcpy (__mempcpy (dest, codeset, len), "//", 3);
+ }
+
res = __gconv_find_transform (toset, fromset, &steps, &nsteps, flags);
if (res == __GCONV_OK)
{
diff --git a/iconv/iconv_open.c b/iconv/iconv_open.c
index ac44af80cb..e0f6135575 100644
--- a/iconv/iconv_open.c
+++ b/iconv/iconv_open.c
@@ -40,14 +40,15 @@ iconv_open (const char *tocode, const char *fromcode)
/* Normalize the name. We remove all characters beside alpha-numeric,
'_', '-', '/', and '.'. */
tocode_len = strlen (tocode);
- tocode_conv = alloca (tocode_len + 3);
+ tocode_conv = (char *) alloca (tocode_len + 3);
strip (tocode_conv, tocode);
- tocode = tocode_conv[2] == '\0' ? upstr (tocode_conv, tocode) : tocode_conv;
+ tocode = (tocode_conv[2] == '\0' && tocode[0] != '\0'
+ ? upstr (tocode_conv, tocode) : tocode_conv);
fromcode_len = strlen (fromcode);
- fromcode_conv = alloca (fromcode_len + 3);
+ fromcode_conv = (char *) alloca (fromcode_len + 3);
strip (fromcode_conv, fromcode);
- fromcode = (fromcode_conv[2] == '\0'
+ fromcode = (fromcode_conv[2] == '\0' && fromcode[0] != '\0'
? upstr (fromcode_conv, fromcode) : fromcode_conv);
res = __gconv_open (tocode, fromcode, &cd, 0);
diff --git a/iconv/iconv_prog.c b/iconv/iconv_prog.c
index e71f8d7369..07296f07f0 100644
--- a/iconv/iconv_prog.c
+++ b/iconv/iconv_prog.c
@@ -25,7 +25,6 @@
#include <error.h>
#include <fcntl.h>
#include <iconv.h>
-#include <langinfo.h>
#include <locale.h>
#include <search.h>
#include <stdio.h>
@@ -92,9 +91,11 @@ static struct argp argp =
options, parse_opt, args_doc, doc, NULL, more_help
};
-/* Code sets to convert from and to respectively. */
-static const char *from_code;
-static const char *to_code;
+/* Code sets to convert from and to respectively. An empty string as the
+ default causes the 'iconv_open' function to look up the charset of the
+ currently selected locale and use it. */
+static const char *from_code = "";
+static const char *to_code = "";
/* File to write output to. If NULL write to stdout. */
static const char *output_file;
@@ -141,20 +142,6 @@ main (int argc, char *argv[])
print_known_names ();
exit (EXIT_SUCCESS);
}
- if (from_code == NULL)
- {
- /* The Unix standard says that in this case the charset of the current
- locale is used. */
- from_code = nl_langinfo (CODESET);
- assert (from_code != NULL);
- }
- if (to_code == NULL)
- {
- /* The Unix standard says that in this case the charset of the current
- locale is used. */
- to_code = nl_langinfo (CODESET);
- assert (to_code != NULL);
- }
/* If we have to ignore errors make sure we use the appropriate name for
the to-character-set. */