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read rational '123/456' literal

This commit is contained in:
Yuichi Nishiwaki 2014-07-11 22:44:44 +09:00
parent 4b8c9851b0
commit 7aa17f5d1f
1 changed files with 11 additions and 3 deletions
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14
src/read.c
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@ -192,17 +192,25 @@ read_number(pic_state *pic, struct pic_port *port, char c)
{ {
char buf[256]; char buf[256];
size_t i; size_t i;
long n;
i = read_uinteger(pic, port, c, buf); i = read_uinteger(pic, port, c, buf);
if (peek(port) == '.') { switch (peek(port)) {
case '.':
do { do {
buf[i++] = next(port); buf[i++] = next(port);
} while (isdigit(peek(port))); } while (isdigit(peek(port)));
buf[i] = '\0'; buf[i] = '\0';
return pic_float_value(atof(buf)); return pic_float_value(atof(buf));
}
else { case '/':
n = atoi(buf);
next(port);
read_uinteger(pic, port, next(port), buf);
return pic_float_value(n / (double)atoi(buf));
default:
return pic_int_value(atoi(buf)); return pic_int_value(atoi(buf));
} }
} }