Initial import of the CDE 2.1.30 sources from the Open Group.

cde/programs/dthelp/parser/pass1/util/itoa.c

@@ -0,0 +1,50 @@
+/* $XConsortium: itoa.c /main/3 1995/11/08 10:33:12 rswiston $ */
+/* From example in Kernighan and Ritchie, The C Programming Language,
+   Prentice-Hall, 1978 */
+
+#include <string.h>
+#include "basic.h"
+
+char *m_itoa(
+#if defined(M_PROTO)
+  int n, char *s
+#endif
+  ) ;
+
+void reverse(
+#if defined(M_PROTO)
+  char *s
+#endif
+  ) ;
+
+char *m_itoa(n, s)  /* convert n to characters in s */
+char s[]; 
+int n;
+{   
+    int sign ;
+    char *p = s ;
+
+    if ( (sign = n) < 0 ) /* record sign */
+        n = -n;
+    do {    /* generate digits in reverse order */
+        *p++ = (char) (n % 10 + '0') ;
+    }  while (( n/= 10) > 0);
+    if (sign < 0)
+        *p++ = '-';
+    *p = '\0';
+
+    reverse(s);
+    return(s) ;
+}
+
+void reverse(s)
+char s[];
+{
+    int c, i, j;
+
+    for (i=0, j=strlen(s)-1; i < j ; i++, j--) {
+        c = s[i];
+        s[i] = s[j];
+        s[j] = (char) c;
+    }
+}