/*
- * check_charset.c -- routines for character sets
- *
- * This code is Copyright (c) 2002, by the authors of nmh. See the
- * COPYRIGHT file in the root directory of the nmh distribution for
- * complete copyright information.
- */
+** check_charset.c -- routines for character sets
+**
+** This code is Copyright (c) 2002, by the authors of nmh. See the
+** COPYRIGHT file in the root directory of the nmh distribution for
+** complete copyright information.
+*/
#include <h/mh.h>
#ifdef HAVE_LANGINFO_H
/*
- * Get the current character set
- */
+** Get the current character set
+*/
char *
-get_charset ()
+get_charset()
{
- char *charset = getenv ("MM_CHARSET");
+ char *charset = getenv("MM_CHARSET");
#if defined(HAVE_NL_LANGINFO) && defined(CODESET)
if (!charset)
- charset = norm_charmap(nl_langinfo (CODESET));
+ charset = norm_charmap(nl_langinfo(CODESET));
#endif
return charset;
}
/*
- * Check if we can display a given character set natively.
- * We are passed the length of the initial part of the
- * string to check, since we want to allow the name of the
- * character set to be a substring of a larger string.
- */
+** Check if we can display a given character set natively.
+** We are passed the length of the initial part of the
+** string to check, since we want to allow the name of the
+** character set to be a substring of a larger string.
+*/
int
-check_charset (char *str, int len)
+check_charset(char *str, int len)
{
static char *mm_charset = NULL;
static char *alt_charset = NULL;
/* Cache the name of our default character set */
if (!mm_charset) {
- if (!(mm_charset = get_charset ()))
+ if (!(mm_charset = get_charset()))
mm_charset = "US-ASCII";
- mm_len = strlen (mm_charset);
+ mm_len = strlen(mm_charset);
/* US-ASCII is a subset of the ISO-8859-X and UTF-8 character sets */
if (!strncasecmp("ISO-8859-", mm_charset, 9) ||
!mh_strcasecmp("UTF-8", mm_charset)) {
alt_charset = "US-ASCII";
- alt_len = strlen (alt_charset);
+ alt_len = strlen(alt_charset);
}
}
/*
- * Return the name of the character set we are
- * using for 8bit text.
- */
+** Return the name of the character set we are
+** using for 8bit text.
+*/
char *
-write_charset_8bit (void)
+write_charset_8bit(void)
{
static char *mm_charset = NULL;
/*
- * Cache the name of the character set to
- * use for 8bit text.
- */
- if (!mm_charset && !(mm_charset = get_charset ()))
+ ** Cache the name of the character set to
+ ** use for 8bit text.
+ */
+ if (!mm_charset && !(mm_charset = get_charset()))
mm_charset = "x-unknown";
return mm_charset;