[sysinfo] print stack size

Author: ccsexyz

CMakeLists.txt

@@ -51,6 +51,7 @@ if (UNIX AND NOT APPLE)
 endif()
 
 add_executable(sysinfo "sysinfo.c")
+target_link_libraries(sysinfo pthread)
 
 add_executable(uv_echo "uv_echo.c")
 target_link_libraries(uv_echo uv)

sysinfo.c

@@ -4,5 +4,14 @@ int
 main(void)
 {
     printf("pagesize = %d\n", getpagesize());
+
+    {
+        size_t stacksize;
+        pthread_attr_t attr;
+        pthread_attr_init(&attr);
+        pthread_attr_getstacksize(&attr, &stacksize);
+        printf("pthread stack size = %zu bytes \n", stacksize);
+    }
+
     return 0;
 }