libf2c/libF77/getarg_.c

   1 #include "f2c.h"
   2
   3 /*
   4  * subroutine getarg(k, c)
   5  * returns the kth unix command argument in fortran character
   6  * variable argument c
   7 */
   8
   9 #ifdef KR_headers
  10 VOID G77_getarg_0 (n, s, ls) ftnint *n; register char *s; ftnlen ls;
  11 #else
  12 void G77_getarg_0 (ftnint *n, register char *s, ftnlen ls)
  13 #endif
  14 {
  15 extern int f__xargc;
  16 extern char **f__xargv;
  17 register char *t;
  18 register int i;
  19
  20 if(*n>=0 && *n<f__xargc)
  21         t = f__xargv[*n];
  22 else
  23         t = "";
  24 for(i = 0; i<ls && *t!='\0' ; ++i)
  25         *s++ = *t++;
  26 for( ; i<ls ; ++i)
  27         *s++ = ' ';
  28 }