More docu added

[libfirm] / ir / common / xgprintf.c

diff --git a/ir/common/xgprintf.c b/ir/common/xgprintf.c
index 01a3949..b82e8b8 100644 (file)
--- a/ir/common/xgprintf.c
+++ b/ir/common/xgprintf.c
@@ -32,7 +32,7 @@ static xprintf_function *print_func[UCHAR_MAX+1];
 
 
 void
-xprintf_register (char spec, xprintf_function func)
+xprintf_register (char spec, xprintf_function *func)
 {
   assert ((spec > 0) && !print_func[(unsigned char)spec]);
   print_func[(unsigned char)spec] = func;
@@ -63,8 +63,6 @@ xvgprintf (xgprintf_func *out, void *arg, const char *fmt, va_list args)
                           number of chars for from string */
   int qualifier;       /* 'h', 'l', or 'L' for integer fields */
 
-  unsigned short helper_short;
-
   done = 0;
 
 #define P(__b,__l) do { out (arg, __b, __l); done += __l; } while (0)
@@ -107,13 +105,15 @@ xvgprintf (xgprintf_func *out, void *arg, const char *fmt, va_list args)
     width = 0;
     if (*fmt == '*') {
       ++fmt, width = va_arg(args, int);
-      if (width < 0) left = 1, width = -width;
-    } else while (isdigit(*fmt)) width = 10*width + *fmt++ - '0';
+      if (width < 0) {left = 1; width = -width;}
+    } else
+         while (isdigit(*fmt))
+               width = 10*width + *fmt++ - '0';
 
     /* get the prec */
     if (*fmt == '.') {
       ++fmt;
-      if (*fmt == '*') ++fmt, prec = va_arg(args, int);
+      if (*fmt == '*') {++fmt; prec = va_arg(args, int);}
       else { prec = 0; while (isdigit(*fmt)) prec = 10*prec + *fmt++ - '0'; }
       if (prec < 0) prec = 0;
     } else prec = -1;          /* -1 == unspecified */
@@ -247,6 +247,7 @@ xvgprintf (xgprintf_func *out, void *arg, const char *fmt, va_list args)
                {
                  static const char conv_TABLE[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
                  static const char conv_table[] = "0123456789abcdefghijklmnopqrstuvwxyz";
+
                  const char *conv = fc=='X' ? conv_TABLE : conv_table;
                  str = buf+BUFSIZE;    /* str = _itoa(buf+BUFSIZE,num,base,fc=='X') */
                  if (!num) *--str = '0';