#include <mntent.h>
#include <sys/socket.h>
+#if SIZEOF_PID_T == 4
+# define PID_FMT "%" PRIu32
+#elif SIZEOF_PID_T == 2
+# define PID_FMT "%" PRIu16
+#else
+# error Unknown pid_t size
+#endif
+
+#if SIZEOF_UID_T == 4
+# define UID_FMT "%" PRIu32
+#elif SIZEOF_UID_T == 2
+# define UID_FMT "%" PRIu16
+#else
+# error Unknown uid_t size
+#endif
+
#include "macro.h"
#include "time-util.h"
pid_t _pid_ = (pid); \
char *_r_; \
_r_ = alloca(sizeof("/proc/") -1 + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \
- sprintf(_r_, "/proc/%lu/" field, (unsigned long) _pid_); \
+ sprintf(_r_, "/proc/"PID_FMT"/" field, _pid_); \
_r_; \
})