libf2c/libF77/system_.c

   1 /* f77 interface to system routine */
   2
   3 #include "f2c.h"
   4
   5 #undef abs
   6 #undef min
   7 #undef max
   8 #include <stdlib.h>
   9 extern char *F77_aloc (ftnlen, char *);
  10
  11 integer
  12 G77_system_0 (register char *s, ftnlen n)
  13 {
  14   char buff0[256], *buff;
  15   register char *bp, *blast;
  16   integer rv;
  17
  18   buff = bp = n < (ftnlen) sizeof (buff0) ? buff0 : F77_aloc (n + 1, "system_");
  19   blast = bp + n;
  20
  21   while (bp < blast && *s)
  22     *bp++ = *s++;
  23   *bp = 0;
  24   rv = system (buff);
  25   if (buff != buff0)
  26     free (buff);
  27   return rv;
  28 }