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A set of windows utf8 patches fromJanne Hyvärinen <cse@sci.fi>.

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This commit is contained in:
Erik de Castro Lopo
2013-04-21 16:16:44 +10:00
parent 2de567fb11
commit d0c219f197
6 changed files with 187 additions and 40 deletions
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45
src/share/win_utf8_io/win_utf8_io.c
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@@ -91,8 +91,47 @@ int get_utf8_argv(int *argc, char ***argv)
return ret;
}
/* return number of characters in the UTF-8 string */
size_t strlen_utf8(const char *str)
{
size_t len;
if ((len = MultiByteToWideChar(win_utf8_io_codepage, 0, str, -1, NULL, 0)) == 0)
len = strlen(str);
return len;
}
/* get the console width in characters */
int win_get_console_width()
{
int width = 80;
CONSOLE_SCREEN_BUFFER_INFO csbi;
HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
if (GetConsoleScreenBufferInfo(hOut, &csbi) != 0) width = csbi.dwSize.X;
return width;
}
/* print functions */
int print_console(FILE *stream, const wchar_t *text, DWORD len)
{
static HANDLE hOut;
static HANDLE hErr;
DWORD out;
hOut = GetStdHandle(STD_OUTPUT_HANDLE);
hErr = GetStdHandle(STD_ERROR_HANDLE);
if (stream == stdout && hOut != INVALID_HANDLE_VALUE && GetFileType(hOut) == FILE_TYPE_CHAR) {
if (WriteConsoleW(hOut, text, len, &out, NULL) == 0) return -1;
return out;
} else if (stream == stderr && hErr != INVALID_HANDLE_VALUE && GetFileType(hErr) == FILE_TYPE_CHAR) {
if (WriteConsoleW(hErr, text, len, &out, NULL) == 0) return -1;
return out;
} else {
int ret = fwprintf(stream, L"%s", text);
if (ret < 0) return ret;
return len;
}
}
int printf_utf8(const char *format, ...)
{
char *utmp = NULL;
@@ -110,7 +149,7 @@ int printf_utf8(const char *format, ...)
ret = -1;
break;
}
ret = wprintf(L"%s", wout);
ret = print_console(stdout, wout, wcslen(wout));
break;
}
if (utmp) free(utmp);
@@ -136,7 +175,7 @@ int fprintf_utf8(FILE *stream, const char *format, ...)
ret = -1;
break;
}
ret = fwprintf(stream, L"%s", wout);
ret = print_console(stream, wout, wcslen(wout));
break;
}
if (utmp) free(utmp);
@@ -158,7 +197,7 @@ int vfprintf_utf8(FILE *stream, const char *format, va_list argptr)
ret = -1;
break;
}
ret = fwprintf(stream, L"%s", wout);
ret = print_console(stream, wout, wcslen(wout));
break;
}
if (utmp) free(utmp);