[glibc] tst: Modify tst-clock_adjtime to allow reuse of its code

[glibc] tst: Modify tst-clock_adjtime to allow reuse of its code

[Lukasz Majewski]

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=4de01867dcacae244b8524c104f10dc68c4f393b

commit 4de01867dcacae244b8524c104f10dc68c4f393b
Author: Lukasz Majewski <lukma@denx.de>
Date:   Sun Feb 28 23:02:54 2021 +0100

    tst: Modify tst-clock_adjtime to allow reuse of its code
    
    The tst-clock_adjtime can be adjusted to be reused for also testing
    adjtimex.
    
    Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>

Diff:
---
 sysdeps/unix/sysv/linux/tst-clock_adjtime.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sysdeps/unix/sysv/linux/tst-clock_adjtime.c b/sysdeps/unix/sysv/linux/tst-clock_adjtime.c
index 6b9bb9940c..52adb8817e 100644
--- a/sysdeps/unix/sysv/linux/tst-clock_adjtime.c
+++ b/sysdeps/unix/sysv/linux/tst-clock_adjtime.c
@@ -22,6 +22,10 @@
 #include <support/check.h>
 #include <support/timespec.h>
 
+#ifndef ADJTIME_CALL
+# define ADJTIME_CALL(__clock, __timex) clock_adjtime (__clock, __timex)
+#endif
+
 static int
 do_test (void)
 {
@@ -40,7 +44,7 @@ do_test (void)
   delta.time.tv_usec = 0;
   delta.modes = ADJ_SETOFFSET;
 
-  int ret = clock_adjtime (CLOCK_REALTIME, &delta);
+  int ret = ADJTIME_CALL (CLOCK_REALTIME, &delta);
   if (ret == -1)
     FAIL_EXIT1 ("clock_adjtime failed: %m\n");