void
execsh(char *cmd, char **args)
{
- char *sh, *prog;
+ char *sh, *prog, *arg;
const struct passwd *pw;
errno = 0;
if ((sh = getenv("SHELL")) == NULL)
sh = (pw->pw_shell[0]) ? pw->pw_shell : cmd;
- if (args)
+ if (args) {
prog = args[0];
- else if (utmp)
- prog = utmp;
- else
+ arg = NULL;
+ } else if (scroll || utmp) {
+ prog = scroll ? scroll : utmp;
+ arg = scroll ? utmp : NULL;
+ } else {
prog = sh;
- DEFAULT(args, ((char *[]) {prog, NULL}));
+ arg = NULL;
+ }
+ DEFAULT(args, ((char *[]) {prog, arg, NULL}));
unsetenv("COLUMNS");
unsetenv("LINES");