mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
7a89049a76
* encoding.c (rb_locale_encindex): find encoding index without making a string object every time. [ruby-core:58160] [Bug #9080] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51670 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/**********************************************************************
|
|
|
|
localeinit.c -
|
|
|
|
$Author$
|
|
created at: Thu Jul 11 22:09:57 JST 2013
|
|
|
|
Copyright (C) 2013 Yukihiro Matsumoto
|
|
|
|
**********************************************************************/
|
|
|
|
#include "internal.h"
|
|
#ifdef __CYGWIN__
|
|
#include <windows.h>
|
|
#endif
|
|
#ifdef HAVE_LANGINFO_H
|
|
#include <langinfo.h>
|
|
#endif
|
|
|
|
#if defined _WIN32 || defined __CYGWIN__
|
|
#define SIZEOF_CP_NAME ((sizeof(UINT) * 8 / 3) + 4)
|
|
#define CP_FORMAT(buf, codepage) snprintf(buf, sizeof(buf), "CP%u", (codepage))
|
|
#endif
|
|
|
|
static VALUE
|
|
locale_charmap(VALUE (*conv)(const char *))
|
|
{
|
|
#if defined NO_LOCALE_CHARMAP
|
|
# error NO_LOCALE_CHARMAP defined
|
|
#elif defined _WIN32 || defined __CYGWIN__
|
|
const char *codeset = 0;
|
|
char cp[SIZEOF_CP_NAME];
|
|
# ifdef __CYGWIN__
|
|
const char *nl_langinfo_codeset(void);
|
|
codeset = nl_langinfo_codeset();
|
|
# endif
|
|
if (!codeset) {
|
|
UINT codepage = GetConsoleCP();
|
|
if (!codepage) codepage = GetACP();
|
|
CP_FORMAT(cp, codepage);
|
|
codeset = cp;
|
|
}
|
|
return (*conv)(codeset);
|
|
#elif defined HAVE_LANGINFO_H
|
|
char *codeset;
|
|
codeset = nl_langinfo(CODESET);
|
|
return (*conv)(codeset);
|
|
#else
|
|
return ENCINDEX_US_ASCII;
|
|
#endif
|
|
}
|
|
|
|
VALUE
|
|
rb_locale_charmap(VALUE klass)
|
|
{
|
|
return locale_charmap(rb_usascii_str_new_cstr);
|
|
}
|
|
|
|
static VALUE
|
|
enc_find_index(const char *name)
|
|
{
|
|
return (VALUE)rb_enc_find_index(name);
|
|
}
|
|
|
|
int
|
|
rb_locale_charmap_index(VALUE klass)
|
|
{
|
|
return (int)locale_charmap(enc_find_index);
|
|
}
|
|
|
|
int
|
|
Init_enc_set_filesystem_encoding(void)
|
|
{
|
|
int idx;
|
|
#if defined NO_LOCALE_CHARMAP
|
|
# error NO_LOCALE_CHARMAP defined
|
|
#elif defined _WIN32 || defined __CYGWIN__
|
|
char cp[SIZEOF_CP_NAME];
|
|
CP_FORMAT(cp, AreFileApisANSI() ? GetACP() : GetOEMCP());
|
|
idx = rb_enc_find_index(cp);
|
|
if (idx < 0) idx = ENCINDEX_ASCII;
|
|
#else
|
|
idx = rb_enc_to_index(rb_default_external_encoding());
|
|
#endif
|
|
return idx;
|
|
}
|