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add specialized stroull() because msvc6 doesn't have one

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This commit is contained in:
Josh Coalson 2002-09-09 04:58:58 +00:00
parent 04c594c184
commit bf9ee8f9c8
1 changed files with 17 additions and 1 deletions
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18
src/metaflac/main.c
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@ -1095,12 +1095,28 @@ FLAC__bool parse_uint32(const char *src, FLAC__uint32 *dest)
return true;
}
/* There's no stroull() in MSVC6 so we just write a specialized one */
static FLAC__uint64 local__strtoull(const char *src)
{
FLAC__uint64 ret = 0;
int c;
FLAC__ASSERT(0 != src);
while(0 != (c = *src++)) {
c -= '0';
if(c >= 0 && c <= 9)
ret = (ret * 10) + c;
else
break;
}
return ret;
}
FLAC__bool parse_uint64(const char *src, FLAC__uint64 *dest)
{
FLAC__ASSERT(0 != src);
if(strlen(src) == 0 || strspn(src, "0123456789") != strlen(src))
return false;
*dest = strtoull(src, 0, 10);
*dest = local__strtoull(src);
return true;
}