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tools/nolibc: Implement gettid() 

Allow test programs to determine their thread ID.

Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: Willy Tarreau <w@1wt.eu>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Mark Brown 2021-10-24 19:43:23 +02:00 committed by Paul E. McKenney
parent 7bdc0e7a39
commit b0fe9dec66
1 changed files with 18 additions and 0 deletions
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18
tools/include/nolibc/nolibc.h
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@ -1571,6 +1571,12 @@ pid_t sys_getpid(void)
return my_syscall0(__NR_getpid);
}
static __attribute__((unused))
pid_t sys_gettid(void)
{
return my_syscall0(__NR_gettid);
}
static __attribute__((unused))
int sys_gettimeofday(struct timeval *tv, struct timezone *tz)
{
@ -2029,6 +2035,18 @@ pid_t getpid(void)
return ret;
}
static __attribute__((unused))
pid_t gettid(void)
{
pid_t ret = sys_gettid();
if (ret < 0) {
SET_ERRNO(-ret);
ret = -1;
}
return ret;
}
static __attribute__((unused))
int gettimeofday(struct timeval *tv, struct timezone *tz)
{