kolibri-libc:

Move to folder with tcc. Part 1

git-svn-id: svn://kolibrios.org@8793 a494cfbc-eb01-0410-851d-a64ba20cac60

programs/develop/ktcc/trunk/libc.obj/source/stdlib/itoa.c

@@ -0,0 +1,42 @@
+#include <string.h>
+#include <sys/ksys.h>
+
+char *__reverse(char *str)
+{
+  char tmp, *src, *dst;
+  size_t len;
+  if (str != NULL){
+      len = strlen (str);
+      if (len > 1) {
+          src = str;
+          dst = src + len - 1;
+          while (src < dst) {
+              tmp = *src;
+              *src++ = *dst;
+              *dst-- = tmp;
+          }
+      }
+  }
+  return str;
+}
+
+/* itoa from K&R */
+void itoa(int n, char s[])
+{
+    int i, sign;
+
+    if ((sign = n) < 0)        /* record sign */
+        n = -n;                /* make n positive */
+    i = 0;
+
+    do {                       /* generate digits in reverse order */
+        s[i++] = n % 10 + '0'; /* get next digit */
+    } while ((n /= 10) > 0);   /* delete it */
+
+    if (sign < 0)
+        s[i++] = '-';
+
+    __reverse(s);
+    s[i] = '\0';
+    return;
+}