зеркало из https://github.com/github/ruby.git
71 строка
1.6 KiB
C
71 строка
1.6 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 "ruby/ruby.h"
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#include "ruby/encoding.h"
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#include "internal.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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#endif
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VALUE
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rb_locale_charmap(VALUE klass)
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{
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#if defined NO_LOCALE_CHARMAP
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# error NO_LOCALE_CHARMAP defined
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#elif defined _WIN32 || defined __CYGWIN__
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const char *codeset = 0;
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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 = 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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return rb_usascii_str_new2(codeset);
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#elif defined HAVE_LANGINFO_H
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char *codeset;
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codeset = nl_langinfo(CODESET);
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return rb_usascii_str_new2(codeset);
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#else
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return Qnil;
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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 defined NO_LOCALE_CHARMAP
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# error NO_LOCALE_CHARMAP defined
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#elif defined _WIN32 || defined __CYGWIN__
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char cp[SIZEOF_CP_NAME];
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CP_FORMAT(cp, AreFileApisANSI() ? GetACP() : GetOEMCP());
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idx = rb_enc_find_index(cp);
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if (idx < 0) idx = ENCINDEX_ASCII;
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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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