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Merge pull request #1701 from Cacodemon345/patch-15

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Fix pthreads building on Windows
This commit is contained in:
Miran Grča
2021-09-18 15:24:34 +02:00
committed by GitHub
parent 0f69aa7ff7 80b85cd384
commit c833ad3e73
2 changed files with 26 additions and 1 deletions
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6
src/CMakeLists.txt
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@@ -48,7 +48,11 @@ if(NOT WIN32 OR PTHREAD)
target_sources(86Box PRIVATE thread.c)
if(WIN32 AND VCPKG_TOOLCHAIN)
find_package(pthreads REQUIRED)
target_link_libraries(86Box pthreads)
if (PThreads4W_FOUND)
target_link_libraries(86Box PThreads4W::PThreads4W)
else()
target_link_libraries(86Box pthreads)
endif()
else()
set(THREADS_PREFER_PTHREAD_FLAG TRUE)
find_package(Threads REQUIRED)

21
src/thread.c
View File

@@ -2,8 +2,13 @@
#include <stdio.h>
#include <time.h>
#include <pthread.h>
#ifndef _MSC_VER
#include <sys/param.h>
#include <unistd.h>
#endif
#ifdef _WIN32
#include <windows.h>
#endif
#include <inttypes.h>
#include <86box/86box.h>
#include <86box/plat.h>
@@ -103,6 +108,17 @@ thread_wait_event(event_t *handle, int timeout)
event_pthread_t *event = (event_pthread_t *)handle;
struct timespec abstime;
#ifdef _MSC_VER
/* Taken from https://stackoverflow.com/a/31335254 with some modifications. */
FILETIME systime;
uint64_t systimeint = 0;
GetSystemTimeAsFileTime(&systime);
systimeint |= systime.dwLowDateTime;
systimeint |= (uint64_t)systime.dwHighDateTime << 32i64;
systimeint -= 116444736000000000i64;
abstime.tv_sec = systimeint / 10000000i64;
abstime.tv_nsec = systimeint % 10000000i64 * 100;
#else
clock_gettime(CLOCK_REALTIME, &abstime);
abstime.tv_nsec += (timeout % 1000) * 1000000;
abstime.tv_sec += (timeout / 1000);
@@ -110,6 +126,7 @@ thread_wait_event(event_t *handle, int timeout)
abstime.tv_nsec -= 1000000000;
abstime.tv_sec++;
}
#endif
pthread_mutex_lock(&event->mutex);
if (timeout == -1) {
@@ -138,7 +155,11 @@ thread_destroy_event(event_t *handle)
void
thread_sleep(int t)
{
#ifdef _WIN32
Sleep(t);
#else
usleep(t * 1000);
#endif
}