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make it possible to specify grouping number from range 0..CHAR_MAX,

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not only one-digit number
This commit is contained in:
Alexey Zelkin 2001-02-10 20:22:45 +00:00
parent 208058ad79
commit cb03ae3061
1 changed files with 9 additions and 3 deletions
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12
lib/libc/locale/fix_grouping.c
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@ -26,19 +26,20 @@
* $FreeBSD$
*/
#include <ctype.h>
#include <limits.h>
static const char nogrouping[] = { CHAR_MAX, '\0' };
/*
* "3;3;-1" -> "\003\003\177"
* NOTE: one digit numbers assumed!
*/
const char *
__fix_locale_grouping_str(const char *str) {
char *src, *dst;
char n;
if (str == 0) {
return nogrouping;
@ -56,12 +57,17 @@ __fix_locale_grouping_str(const char *str) {
continue;
}
if (!isdigit(*src)) {
if (!isdigit((unsigned char)*src)) {
/* broken grouping string */
return nogrouping;
}
*dst++ = *src - '0';
for (n = 0; isdigit((unsigned char)*src); src++) {
n *= 10;
n += *src - '0';
}
*dst++ = n;
}
*dst = '\0';
return str;