X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Flibc%2Fstdlib.c;h=8a4c8f09de029dffc6e5b6700b7639e584d44fef;hb=b789e37efab3baed9def2c1199d1cc5884e06ab5;hp=a6149e9486598987bbfeca103a53415327713c74;hpb=88989dba0a2f0b59d782d25e01227df04452e8d3;p=mdlife

diff --git a/src/libc/stdlib.c b/src/libc/stdlib.c
index a6149e9..8a4c8f0 100644
--- a/src/libc/stdlib.c
+++ b/src/libc/stdlib.c
@@ -72,10 +72,12 @@ long strtol(const char *str, char **endp, int base)
 
 void itoa(int val, char *buf, int base)
 {
-	static char rbuf[16];
+	char rbuf[16];
 	char *ptr = rbuf;
 	int neg = 0;
 
+	if(base <= 0) base = 10;
+
 	if(val < 0) {
 		neg = 1;
 		val = -val;
@@ -103,11 +105,41 @@ void itoa(int val, char *buf, int base)
 	*buf = 0;
 }
 
+void xtoa(unsigned int val, char *buf)
+{
+	char rbuf[16];
+	char *ptr = rbuf;
+
+	if(val == 0) {
+		*ptr++ = '0';
+	}
+
+	while(val) {
+		unsigned int digit = val & 0xf;
+		*ptr++ = digit < 10 ? (digit + '0') : (digit - 10 + 'a');
+		val >>= 4;
+	}
+
+	ptr--;
+
+	while(ptr >= rbuf) {
+		*buf++ = *ptr--;
+	}
+	*buf = 0;
+}
+
 void utoa(unsigned int val, char *buf, int base)
 {
 	static char rbuf[16];
 	char *ptr = rbuf;
 
+	if(base == 16) {
+		xtoa(val, buf);
+		return;
+	}
+
+	if(base <= 0) base = 10;
+
 	if(val == 0) {
 		*ptr++ = '0';
 	}