#include "system.h"
+#include "pidfile.h"
+
#ifndef HAVE_MINGW
/* read_pid
*
* 0 is returned if either there's no pidfile, it's empty
* or no pid can be read.
*/
-pid_t read_pid (char *pidfile)
+pid_t read_pid (const char *pidfile)
{
FILE *f;
long pid;
if (!(f=fopen(pidfile,"r")))
return 0;
- if(fscanf(f,"%ld", &pid) != 1)
+ if(fscanf(f,"%20ld", &pid) != 1)
pid = 0;
fclose(f);
return pid;
* table (using /proc) to determine if the process already exists. If
* so the pid is returned, otherwise 0.
*/
-pid_t check_pid (char *pidfile)
+pid_t check_pid (const char *pidfile)
{
pid_t pid = read_pid(pidfile);
* Writes the pid to the specified file. If that fails 0 is
* returned, otherwise the pid.
*/
-pid_t write_pid (char *pidfile)
+pid_t write_pid (const char *pidfile)
{
FILE *f;
int fd;
* Remove the the specified file. The result from unlink(2)
* is returned
*/
-int remove_pid (char *pidfile)
+int remove_pid (const char *pidfile)
{
return unlink (pidfile);
}