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tidy-up: Curl_thread_create() callback return type

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Replace repeat `#ifdef` code with a macro for the return type of
the thread function.

Also:
- always define `CURL_STDCALL`, allowing to use it without guards.
- lib1307: drop single-use macro `CAINFO`.

Closes #17889
This commit is contained in:
Viktor Szakats 2025-07-10 17:59:59 +02:00
parent 8ae93a95f8
commit ee232917dc
No known key found for this signature in database
GPG key ID: B5ABD165E2AEF201
4 changed files with 20 additions and 48 deletions
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16
lib/asyn-thrdd.c
View file

@ -203,13 +203,7 @@ err_exit:
* For builds without ARES, but with USE_IPV6, create a resolver thread
* and wait on it.
*/
static
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
DWORD
#else
unsigned int
#endif
CURL_STDCALL getaddrinfo_thread(void *arg)
static CURL_THREAD_RETURN_T CURL_STDCALL getaddrinfo_thread(void *arg)
{
struct async_thrdd_addr_ctx *addr_ctx = arg;
char service[12];
@ -263,13 +257,7 @@ CURL_STDCALL getaddrinfo_thread(void *arg)
/*
* gethostbyname_thread() resolves a name and then exits.
*/
static
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
DWORD
#else
unsigned int
#endif
CURL_STDCALL gethostbyname_thread(void *arg)
static CURL_THREAD_RETURN_T CURL_STDCALL gethostbyname_thread(void *arg)
{
struct async_thrdd_addr_ctx *addr_ctx = arg;
bool all_gone;

13
lib/curl_threads.c
View file

@ -59,7 +59,8 @@ static void *curl_thread_create_thunk(void *arg)
return 0;
}
curl_thread_t Curl_thread_create(unsigned int (*func) (void *), void *arg)
curl_thread_t Curl_thread_create(CURL_THREAD_RETURN_T
(CURL_STDCALL *func) (void *), void *arg)
{
curl_thread_t t = malloc(sizeof(pthread_t));
struct Curl_actual_call *ac = malloc(sizeof(struct Curl_actual_call));
@ -101,14 +102,8 @@ int Curl_thread_join(curl_thread_t *hnd)
#elif defined(USE_THREADS_WIN32)
curl_thread_t Curl_thread_create(
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
DWORD
#else
unsigned int
#endif
(CURL_STDCALL *func) (void *),
void *arg)
curl_thread_t Curl_thread_create(CURL_THREAD_RETURN_T
(CURL_STDCALL *func) (void *), void *arg)
{
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
typedef HANDLE curl_win_thread_handle_t;

18
lib/curl_threads.h
View file

@ -48,18 +48,20 @@
# define Curl_mutex_acquire(m) EnterCriticalSection(m)
# define Curl_mutex_release(m) LeaveCriticalSection(m)
# define Curl_mutex_destroy(m) DeleteCriticalSection(m)
#else
# define CURL_STDCALL
#endif
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
#define CURL_THREAD_RETURN_T DWORD
#else
#define CURL_THREAD_RETURN_T unsigned int
#endif
#if defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
curl_thread_t Curl_thread_create(
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
DWORD
#else
unsigned int
#endif
(CURL_STDCALL *func) (void *),
void *arg);
curl_thread_t Curl_thread_create(CURL_THREAD_RETURN_T
(CURL_STDCALL *func) (void *), void *arg);
void Curl_thread_destroy(curl_thread_t *hnd);

21
tests/libtest/lib3207.c
View file

@ -25,14 +25,12 @@
#include "memdebug.h"
#if defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
#if defined(USE_THREADS_POSIX)
#include <pthread.h>
#endif
#include "curl_threads.h"
#endif
#define CAINFO libtest_arg2
#include "curl_threads.h"
#define THREAD_SIZE 16
#define PER_THREAD_SIZE 8
@ -70,18 +68,7 @@ static size_t write_memory_callback(char *contents, size_t size,
return realsize;
}
static
#if defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
#if defined(CURL_WINDOWS_UWP) || defined(UNDER_CE)
DWORD
#else
unsigned int
#endif
CURL_STDCALL
#else
unsigned int
#endif
test_thread(void *ptr)
static CURL_THREAD_RETURN_T CURL_STDCALL test_thread(void *ptr)
{
struct Ctx *ctx = (struct Ctx *)ptr;
CURLcode res = CURLE_OK;
@ -97,7 +84,7 @@ test_thread(void *ptr)
/* use the share object */
curl_easy_setopt(curl, CURLOPT_SHARE, ctx->share);
curl_easy_setopt(curl, CURLOPT_CAINFO, CAINFO);
curl_easy_setopt(curl, CURLOPT_CAINFO, libtest_arg2);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_memory_callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, ptr);