diff options
Diffstat (limited to 'src/libtools/threads.c')
| -rwxr-xr-x | src/libtools/threads.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/libtools/threads.c b/src/libtools/threads.c index 6eb6305d..12352031 100755 --- a/src/libtools/threads.c +++ b/src/libtools/threads.c @@ -34,11 +34,16 @@ typedef void (*vFppp_t)(void*, void*, void*); typedef void (*vFpi_t)(void*, int); typedef int (*iFppip_t)(void*, void*, int, void*); +typedef int (*iFli_t)(long unsigned int, int); + static vFppp_t real_pthread_cleanup_push_defer = NULL; static vFpi_t real_pthread_cleanup_pop_restore = NULL; static iFppip_t real_pthread_cond_clockwait = NULL; void _pthread_cleanup_push(void* buffer, void* routine, void* arg); // declare hidden functions void _pthread_cleanup_pop(void* buffer, int exec); +// with glibc 2.34+, pthread_kill changed behaviour and might break some program, so using old version if possible +// it will be pthread_kill@GLIBC_2.17 on aarch64, but it's GLIBC_2.2.5 on x86_64 +static iFli_t real_phtread_kill_old = NULL; typedef struct threadstack_s { void* stack; @@ -777,6 +782,7 @@ EXPORT int my_pthread_setaffinity_np(x64emu_t* emu, pthread_t thread, size_t cpu EXPORT int my_pthread_kill(x64emu_t* emu, void* thread, int sig) { + // should ESCHR result be filtered, as this is expected to be the 2.34 behaviour? (void)emu; // check for old "is everything ok?" if(thread==NULL && sig==0) @@ -784,6 +790,14 @@ EXPORT int my_pthread_kill(x64emu_t* emu, void* thread, int sig) return pthread_kill((pthread_t)thread, sig); } +EXPORT int my_pthread_kill_old(x64emu_t* emu, void* thread, int sig) +{ + // check for old "is everything ok?" + if((thread==NULL) && (sig==0)) + return real_phtread_kill_old(pthread_self(), 0); + return real_phtread_kill_old((pthread_t)thread, sig); +} + //EXPORT void my_pthread_exit(x64emu_t* emu, void* retval) //{ // (void)emu; @@ -1238,6 +1252,19 @@ void init_pthread_helper() real_pthread_cleanup_pop_restore = (vFpi_t)dlsym(NULL, "_pthread_cleanup_pop_restore"); real_pthread_cond_clockwait = (iFppip_t)dlsym(NULL, "pthread_cond_clockwait"); + // search for older symbol for pthread_kill + { + char buff[50]; + for(int i=0; i<34 && !real_phtread_kill_old; ++i) { + snprintf(buff, 50, "GLIBC_2.%d", i); + real_phtread_kill_old = (iFli_t)dlvsym(NULL, "pthread_kill", buff); + } + } + if(!real_phtread_kill_old) { + printf_log(LOG_INFO, "Warning, older then 2.34 pthread_kill not found, using current one\n"); + real_phtread_kill_old = (iFli_t)pthread_kill; + } + InitCancelThread(); pthread_key_create(&jmpbuf_key, emujmpbuf_destroy); } |