struct child {
pid_t pid;
- string_t desc;
+ cstring_t desc;
process_callback_fn *cb;
void *cst;
bool_t finished;
their exit status using the callback function. We block SIGCHLD
until signal processing has begun. */
pid_t makesubproc(process_entry_fn *entry, process_callback_fn *cb,
- void *est, void *cst, string_t desc)
+ void *est, void *cst, cstring_t desc)
{
struct child *c;
pid_t p;
}
}
-int sys_cmd(const char *path, char *arg, ...)
+int sys_cmd(const char *path, const char *arg, ...)
{
va_list ap;
int rv;
char *args[100];
int i;
/* Child -> exec command */
- args[0]=arg;
+ /* Really we ought to strcpy() the arguments into the args array,
+ since the arguments are const char *. Since we'll exit anyway
+ if the execvp() fails this seems somewhat pointless, and
+ increases the chance of the child process failing before it
+ gets to exec(). */
+ args[0]=(char *)arg;
i=1;
while ((args[i++]=va_arg(ap,char *)));
execvp(path,args);