Resolve llvm#113.

Author: pizlonator

filc/include/pizlonated_syscalls.h

@@ -405,6 +405,7 @@ long zsys_get_mempolicy(int *mode, unsigned long *nodemask,
                         unsigned long maxnode, void *addr, unsigned long flags);
 long zsys_set_mempolicy(int mode, const unsigned long *nodemask,
                         unsigned long maxnode);
+int zsys_clock_adjtime(int clock_id, void* buf);
 
 #ifdef __cplusplus
 }

filc/tests/miscsyscall/miscsyscall.c

@@ -30,6 +30,7 @@
 #include "utils.h"
 #include <threads.h>
 #include <stdlib.h>
+#include <sys/timex.h>
 
 #ifndef SA_RESTORER
 #define SA_RESTORER 0x4000000
@@ -577,6 +578,9 @@ int main(int argc, char** argv)
     ZASSERT(!result || (result == -1 && errno == ENOTTY));
 #endif
 
+    struct timex timex;
+    ZASSERT(!adjtimex(&timex));
+
     zprintf("No worries.\n");
     return 0;
 }

libpas/src/libpas/filc_runtime.c

@@ -12367,6 +12367,12 @@ long filc_native_zsys_keyctl_pkey_verify(filc_thread* my_thread, int key_id, fil
                                            filc_ptr_ptr(data_ptr), filc_ptr_ptr(sig_ptr)));
 }
 
+int filc_native_zsys_clock_adjtime(filc_thread* my_thread, int clock_id, filc_ptr buf_ptr)
+{
+    filc_check_write(buf_ptr, sizeof(struct timex));
+    return FILC_SYSCALL(my_thread, clock_adjtime(clock_id, (struct timex*)filc_ptr_ptr(buf_ptr)));
+}
+
 filc_ptr filc_native_zthread_self(filc_thread* my_thread)
 {
     static const bool verbose = false;

libpas/src/libpas/generate_pizlonated_forwarders.rb

@@ -521,6 +521,7 @@ def addOutSig(name, rets, *args)
        "size_t"
 addSig "long", "zsys_get_mempolicy", "filc_ptr", "filc_ptr", "unsigned long", "filc_ptr", "unsigned long"
 addSig "long", "zsys_set_mempolicy", "int", "filc_ptr", "unsigned long"
+addSig "int", "zsys_clock_adjtime", "int", "filc_ptr"
 
 addSig "filc_ptr", "zthread_self"
 addSig "unsigned", "zthread_get_id", "filc_ptr"

projects/user-glibc-2.40/sysdeps/unix/sysv/linux/clock_adjtime.c

@@ -22,31 +22,12 @@
 #include <sysdep.h>
 #include <sys/timex.h>
 #include <kernel-features.h>
+#include <pizlonated_syscalls.h>
 
 int
 __clock_adjtime64 (const clockid_t clock_id, struct __timex64 *tx64)
 {
-#ifndef __NR_clock_adjtime64
-# define __NR_clock_adjtime64 __NR_clock_adjtime
-#endif
-  int r = INLINE_SYSCALL_CALL (clock_adjtime64, clock_id, tx64);
-#ifndef __ASSUME_TIME64_SYSCALLS
-  if (r >= 0 || errno != ENOSYS)
-    return r;
-
-  if (tx64->modes & ADJ_SETOFFSET
-      && ! in_int32_t_range (tx64->time.tv_sec))
-    {
-      __set_errno (EOVERFLOW);
-      return -1;
-    }
-
-  struct timex tx32 = valid_timex64_to_timex (*tx64);
-  r = INLINE_SYSCALL_CALL (clock_adjtime, clock_id, &tx32);
-  if (r >= 0)
-    *tx64 = valid_timex_to_timex64 (tx32);
-#endif
-  return r;
+  return zsys_clock_adjtime (clock_id, tx64);
 }
 
 #if __TIMESIZE != 64