multiple-evalution-of-args-safe versions of repeat() { } and for_range() { } macros

[svn/Cll1h/.git] / demos / for_range.c

#include "cll1.h"

program
{
 int i,j=1;

 echo("Just plain vanilla auto-increment:\tfor_range(i,1,5)");
 for_range(i,1,5)
 {
  printf(" [%d]",i);
 }
 print("");

 echo("Single-evaluation of macro argument:\tj=1; for_range(i,0,j++)");
 for_range(i,0,j++)
 {
  printf(" [%d]",i);
 }
 print("");

 echo("Just plain vanilla auto-decrement:\tfor_range(i,1,0)");
 for_range(i,1,0)
 {
  printf(" [%d]",i);
 }
 print("");

 echo("Single iteration is possible too:\tfor_range(i,1,1)");
 for_range(i,1,1)
 {
  printf(" [%d]",i);
 }
 print("");

 echo("Yet another example of macro safety:\tj=2; for_range(i,5,--j)");
 for_range(i,5,--j)
 {
  printf(" [%d]",i);
 } 
 print("");

 echo("Nesting of this macro seems to be safe:\tfor_range(i,1,3) for_range(j,3,1)");
 for_range(i,1,3)
 {
  for_range(j,3,1)
  {
   printf(" [%d,%d]",i,j);
  }
 }
 print("");
}