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Merge pull request #278 from oxan/prefix-error-messages

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faketime: Prefix error messages with faketime
This commit is contained in:
Wolfgang Hommel
2020-12-08 19:14:47 +01:00
committed by GitHub
parent 5b8673df54 4564afb924
commit 532816864e
1 changed files with 12 additions and 12 deletions
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24
src/faketime.c
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@@ -93,11 +93,11 @@ static void cleanup_shobjs()
{
if (-1 == sem_unlink(sem_name))
{
perror("sem_unlink");
perror("faketime: sem_unlink");
}
if (-1 == shm_unlink(shm_name))
{
perror("shm_unlink");
perror("faketime: shm_unlink");
}
}
@@ -171,7 +171,7 @@ int main (int argc, char **argv)
close(pfds[0]); /* we don't need this */
if (EXIT_SUCCESS != execlp(date_cmd, date_cmd, "-d", argv[curr_opt], "+%s",(char *) NULL))
{
perror("Running (g)date failed");
perror("faketime: Running (g)date failed");
exit(EXIT_FAILURE);
}
}
@@ -223,7 +223,7 @@ int main (int argc, char **argv)
if (SEM_FAILED == (sem = sem_open(sem_name, O_CREAT|O_EXCL, S_IWUSR|S_IRUSR, 1)))
{
perror("sem_open");
perror("faketime: sem_open");
fprintf(stderr, "The faketime wrapper only works on platforms that support the sem_open()\nsystem call. However, you may LD_PRELOAD libfaketime without using this wrapper.\n");
exit(EXIT_FAILURE);
}
@@ -231,10 +231,10 @@ int main (int argc, char **argv)
/* create shm */
if (-1 == (shm_fd = shm_open(shm_name, O_CREAT|O_EXCL|O_RDWR, S_IWUSR|S_IRUSR)))
{
perror("shm_open");
perror("faketime: shm_open");
if (-1 == sem_unlink(argv[2]))
{
perror("sem_unlink");
perror("faketime: sem_unlink");
}
exit(EXIT_FAILURE);
}
@@ -242,7 +242,7 @@ int main (int argc, char **argv)
/* set shm size */
if (-1 == ftruncate(shm_fd, sizeof(uint64_t)))
{
perror("ftruncate");
perror("faketime: ftruncate");
cleanup_shobjs();
exit(EXIT_FAILURE);
}
@@ -251,14 +251,14 @@ int main (int argc, char **argv)
if (MAP_FAILED == (ft_shared = mmap(NULL, sizeof(struct ft_shared_s), PROT_READ|PROT_WRITE,
MAP_SHARED, shm_fd, 0)))
{
perror("mmap");
perror("faketime: mmap");
cleanup_shobjs();
exit(EXIT_FAILURE);
}
if (sem_wait(sem) == -1)
{
perror("sem_wait");
perror("faketime: sem_wait");
cleanup_shobjs();
exit(EXIT_FAILURE);
}
@@ -275,14 +275,14 @@ int main (int argc, char **argv)
if (-1 == munmap(ft_shared, (sizeof(struct ft_shared_s))))
{
perror("munmap");
perror("faketime: munmap");
cleanup_shobjs();
exit(EXIT_FAILURE);
}
if (sem_post(sem) == -1)
{
perror("semop");
perror("faketime: semop");
cleanup_shobjs();
exit(EXIT_FAILURE);
}
@@ -347,7 +347,7 @@ int main (int argc, char **argv)
close(keepalive_fds[0]); /* only parent needs to read this */
if (EXIT_SUCCESS != execvp(argv[curr_opt], &argv[curr_opt]))
{
perror("Running specified command failed");
perror("faketime: Running specified command failed");
exit(EXIT_FAILURE);
}
}