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6ec37b8f75
* debug.c, localeinit.c: enable ruby_w32_codepage on cygwin too. [ruby-core:81163] [Bug #13567] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58737 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
136 lines
3 KiB
C
136 lines
3 KiB
C
/**********************************************************************
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localeinit.c -
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$Author$
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created at: Thu Jul 11 22:09:57 JST 2013
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Copyright (C) 2013 Yukihiro Matsumoto
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**********************************************************************/
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#include "internal.h"
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#include "encindex.h"
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#ifdef __CYGWIN__
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#include <windows.h>
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#endif
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#ifdef HAVE_LANGINFO_H
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#include <langinfo.h>
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#endif
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#if defined _WIN32 || defined __CYGWIN__
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#define SIZEOF_CP_NAME ((sizeof(UINT) * 8 / 3) + 4)
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#define CP_FORMAT(buf, codepage) snprintf(buf, sizeof(buf), "CP%u", (codepage))
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extern UINT ruby_w32_codepage;
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#endif
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#ifndef NO_LOCALE_CHARMAP
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# if defined _WIN32 || defined __CYGWIN__ || defined HAVE_LANGINFO_H
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# define NO_LOCALE_CHARMAP 0
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# else
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# define NO_LOCALE_CHARMAP 1
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# endif
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#endif
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#if !NO_LOCALE_CHARMAP
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static VALUE
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locale_charmap(VALUE (*conv)(const char *))
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{
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const char *codeset = 0;
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#if defined _WIN32 || defined __CYGWIN__
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char cp[SIZEOF_CP_NAME];
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# ifdef __CYGWIN__
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const char *nl_langinfo_codeset(void);
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codeset = nl_langinfo_codeset();
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# endif
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if (!codeset) {
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UINT codepage = ruby_w32_codepage;
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if (!codepage) codepage = GetConsoleCP();
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if (!codepage) codepage = GetACP();
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CP_FORMAT(cp, codepage);
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codeset = cp;
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}
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#elif defined HAVE_LANGINFO_H
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codeset = nl_langinfo(CODESET);
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ASSUME(codeset);
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#else
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# error locale_charmap() is not implemented
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#endif
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return (*conv)(codeset);
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}
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#endif
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/*
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* call-seq:
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* Encoding.locale_charmap -> string
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*
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* Returns the locale charmap name.
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* It returns nil if no appropriate information.
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*
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* Debian GNU/Linux
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* LANG=C
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* Encoding.locale_charmap #=> "ANSI_X3.4-1968"
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* LANG=ja_JP.EUC-JP
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* Encoding.locale_charmap #=> "EUC-JP"
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*
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* SunOS 5
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* LANG=C
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* Encoding.locale_charmap #=> "646"
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* LANG=ja
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* Encoding.locale_charmap #=> "eucJP"
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*
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* The result is highly platform dependent.
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* So Encoding.find(Encoding.locale_charmap) may cause an error.
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* If you need some encoding object even for unknown locale,
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* Encoding.find("locale") can be used.
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*
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*/
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VALUE
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rb_locale_charmap(VALUE klass)
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{
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#if NO_LOCALE_CHARMAP
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return rb_usascii_str_new_cstr("US-ASCII");
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#else
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return locale_charmap(rb_usascii_str_new_cstr);
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#endif
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}
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#if !NO_LOCALE_CHARMAP
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static VALUE
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enc_find_index(const char *name)
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{
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return (VALUE)rb_enc_find_index(name);
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}
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#endif
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int
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rb_locale_charmap_index(void)
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{
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#if NO_LOCALE_CHARMAP
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return ENCINDEX_US_ASCII;
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#else
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return (int)locale_charmap(enc_find_index);
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#endif
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}
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int
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Init_enc_set_filesystem_encoding(void)
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{
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int idx;
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#if NO_LOCALE_CHARMAP
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idx = ENCINDEX_US_ASCII;
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#elif defined _WIN32
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char cp[SIZEOF_CP_NAME];
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const UINT codepage = ruby_w32_codepage ? ruby_w32_codepage :
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AreFileApisANSI() ? GetACP() : GetOEMCP();
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CP_FORMAT(cp, codepage);
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idx = rb_enc_find_index(cp);
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if (idx < 0) idx = ENCINDEX_ASCII;
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#elif defined __CYGWIN__
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idx = ENCINDEX_UTF_8;
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#else
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idx = rb_enc_to_index(rb_default_external_encoding());
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#endif
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return idx;
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}
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