Differences From Artifact [c1bdeb2ced]:
- File src/platform/amiga/tlskey.m — part of check-in [109db78ecd] at 2020-02-29 14:49:23 on branch trunk — Move platform specific files into a subdirectory (user: js, size: 3429) [annotate] [blame] [check-ins using] [more...]
To Artifact [55fe5cc12c]:
- File
src/platform/amiga/tlskey.m
— part of check-in
[5b37fbeb82]
at
2020-12-20 21:26:08
on branch trunk
— Return error instead of using errno for threading
errno is problematic for Amiga libraries and is also not thread-safe on
some systems, even though it should. (user: js, size: 3383) [annotate] [blame] [check-ins using] [more...]
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{
if (!semaphoreInitialized) {
InitSemaphore(&semaphore);
semaphoreInitialized = true;
}
}
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{
if (!semaphoreInitialized) {
InitSemaphore(&semaphore);
semaphoreInitialized = true;
}
}
int
of_tlskey_new(of_tlskey_t *key)
{
if (!semaphoreInitialized) {
/*
* We might be called from another constructor, while ours has
* not run yet. This is safe, as the constructor is definitely
* run before a thread is spawned.
*/
InitSemaphore(&semaphore);
semaphoreInitialized = true;
}
if ((*key = malloc(sizeof(**key))) == NULL)
return ENOMEM;
(*key)->table = NULL;
ObtainSemaphore(&semaphore);
@try {
(*key)->next = NULL;
(*key)->previous = lastKey;
if (lastKey != NULL)
lastKey->next = *key;
lastKey = *key;
if (firstKey == NULL)
firstKey = *key;
} @finally {
ReleaseSemaphore(&semaphore);
}
/* We create the hash table lazily. */
return 0;
}
int
of_tlskey_free(of_tlskey_t key)
{
ObtainSemaphore(&semaphore);
@try {
if (key->previous != NULL)
key->previous->next = key->next;
if (key->next != NULL)
key->next->previous = key->previous;
if (firstKey == key)
firstKey = key->next;
if (lastKey == key)
lastKey = key->previous;
objc_hashtable_free(key->table);
free(key);
} @finally {
ReleaseSemaphore(&semaphore);
}
return 0;
}
void *
of_tlskey_get(of_tlskey_t key)
{
void *ret;
ObtainSemaphore(&semaphore);
@try {
if (key->table == NULL)
return NULL;
ret = objc_hashtable_get(key->table, FindTask(NULL));
} @finally {
ReleaseSemaphore(&semaphore);
}
return ret;
}
int
of_tlskey_set(of_tlskey_t key, void *ptr)
{
ObtainSemaphore(&semaphore);
@try {
struct Task *task = FindTask(NULL);
if (key->table == NULL)
key->table = objc_hashtable_new(hashFunc, equalFunc, 2);
if (ptr == NULL)
objc_hashtable_delete(key->table, task);
else
objc_hashtable_set(key->table, task, ptr);
} @finally {
ReleaseSemaphore(&semaphore);
}
return 0;
}
void
of_tlskey_thread_exited(void)
{
ObtainSemaphore(&semaphore);
@try {
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