freebsd-dev/contrib/libf2c/libF77/system_.c

/* f77 interface to system routine */

#include "f2c.h"

#undef abs
#undef min
#undef max
#include <stdlib.h>
extern char *F77_aloc (ftnlen, char *);

integer
G77_system_0 (register char *s, ftnlen n)
{
  char buff0[256], *buff;
  register char *bp, *blast;
  integer rv;

  buff = bp = n < (ftnlen) sizeof (buff0) ? buff0 : F77_aloc (n + 1, "system_");
  blast = bp + n;

  while (bp < blast && *s)
    *bp++ = *s++;
  *bp = 0;
  rv = system (buff);
  if (buff != buff0)
    free (buff);
  return rv;
}