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Windows: add "CP" before code page number as locale encoding

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If you set the locale to something like "us_EN.1252", then
"1252" was returned as the encoding, but "CP1252" is more likely
to be recognized by `bytes-open-converter`.
This commit is contained in:
Matthew Flatt 2014-10-10 13:49:34 -06:00
parent d8793e5b8b
commit 3692abf61e
1 changed files with 18 additions and 2 deletions
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20
racket/src/racket/src/string.c
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@ -195,11 +195,27 @@ static char *nl_langinfo(int which)
for (i = 0; current_locale_name[i]; i++) {
if (current_locale_name[i] == '.') {
if (current_locale_name[i + 1]) {
int len, j = 0;
int len, j;
char *enc;
i++;
len = scheme_char_strlen(current_locale_name) - i;
enc = (char *)scheme_malloc_atomic(len + 1);
enc = (char *)scheme_malloc_atomic(2 + len + 1);
/* Check whether the encoding is numberic, in which case
we add "CP" in front to make it an encoding name */
for (j = i; current_locale_name[j]; j++) {
if (current_locale_name[j] > 127)
break;
if (!isdigit(current_locale_name[j]))
break;
}
if (!current_locale_name[j]) {
j = 2;
memcpy(enc, "CP", j);
} else {
j = 0;
}
while (current_locale_name[i]) {
if (current_locale_name[i] > 127)
return "UTF-8";