18 #ifdef HAVE_LANGINFO_H
22 #if defined _WIN32 || defined __CYGWIN__
23 #define SIZEOF_CP_NAME ((sizeof(UINT) * 8 / 3) + 4)
24 #define CP_FORMAT(buf, codepage) snprintf(buf, sizeof(buf), "CP%u", (codepage))
26 extern UINT ruby_w32_codepage[2];
29 #ifndef NO_LOCALE_CHARMAP
30 # if defined _WIN32 || defined __CYGWIN__ || defined HAVE_LANGINFO_H
31 # define NO_LOCALE_CHARMAP 0
33 # define NO_LOCALE_CHARMAP 1
37 #if !NO_LOCALE_CHARMAP
39 locale_charmap(
VALUE (*conv)(
const char *))
41 const char *codeset = 0;
42 #if defined _WIN32 || defined __CYGWIN__
43 char cp[SIZEOF_CP_NAME];
49 UINT codepage = ruby_w32_codepage[0];
50 if (!codepage) codepage = GetConsoleCP();
51 if (!codepage) codepage = GetACP();
52 CP_FORMAT(cp, codepage);
55 #elif defined HAVE_LANGINFO_H
56 codeset = nl_langinfo(CODESET);
59 # error locale_charmap() is not implemented
61 return (*conv)(codeset);
100 #if !NO_LOCALE_CHARMAP
102 enc_find_index(
const char *
name)
111 #if NO_LOCALE_CHARMAP
114 return (
int)locale_charmap(enc_find_index);
122 #if NO_LOCALE_CHARMAP
125 char cp[SIZEOF_CP_NAME];
126 const UINT codepage = ruby_w32_codepage[1] ? ruby_w32_codepage[1] :
127 AreFileApisANSI() ? GetACP() : GetOEMCP();
128 CP_FORMAT(cp, codepage);
131 #elif defined __CYGWIN__