[UCRT] Import Microsoft.Windows.SDK.CRTSource version 10.0.22621.3

Imported from https://www.nuget.org/packages/Microsoft.Windows.SDK.CRTSource/10.0.22621.3 License: MIT
2025-08-06 07:03:10 +00:00 · 2024-05-11 07:03:12 +02:00 · 2024-05-11 07:03:12 +02:00 · 04e0dc4a7a
commit 04e0dc4a7a
parent f1b60c66f0
568 changed files with 115483 additions and 0 deletions
--- a/sdk/lib/ucrt/startup/abort.cpp
+++ b/sdk/lib/ucrt/startup/abort.cpp
@ -0,0 +1,114 @@
+/***
+*abort.c - abort a program by raising SIGABRT
+*
+*       Copyright (c) Microsoft Corporation. All rights reserved.
+*
+*Purpose:
+*       defines abort() - print a message and raise SIGABRT.
+*
+*******************************************************************************/
+
+#include <corecrt_internal.h>
+#include <signal.h>
+#include <stdlib.h>
+
+#ifdef _DEBUG
+    #define _INIT_ABORT_BEHAVIOR _WRITE_ABORT_MSG
+#else
+    #define _INIT_ABORT_BEHAVIOR _CALL_REPORTFAULT
+#endif
+
+extern "C" unsigned int __abort_behavior = _INIT_ABORT_BEHAVIOR;
+
+/***
+*void abort() - abort the current program by raising SIGABRT
+*
+*Purpose:
+*   print out an abort message and raise the SIGABRT signal.  If the user
+*   hasn't defined an abort handler routine, terminate the program
+*   with exit status of 3 without cleaning up.
+*
+*   Multi-thread version does not raise SIGABRT -- this isn't supported
+*   under multi-thread.
+*
+*Entry:
+*   None.
+*
+*Exit:
+*   Does not return.
+*
+*Uses:
+*
+*Exceptions:
+*
+*******************************************************************************/
+
+extern "C" void __cdecl abort()
+{
+    #ifdef _DEBUG
+    if (__abort_behavior & _WRITE_ABORT_MSG)
+    {
+        __acrt_report_runtime_error(L"abort() has been called");
+    }
+    #endif
+
+
+    /* Check if the user installed a handler for SIGABRT.
+     * We need to read the user handler atomically in the case
+     * another thread is aborting while we change the signal
+     * handler.
+     */
+    __crt_signal_handler_t const sigabrt_action = __acrt_get_sigabrt_handler();
+    if (sigabrt_action != SIG_DFL)
+    {
+        raise(SIGABRT);
+    }
+
+    /* If there is no user handler for SIGABRT or if the user
+     * handler returns, then exit from the program anyway
+     */
+
+    if (__abort_behavior & _CALL_REPORTFAULT)
+    {
+        #if defined _M_ARM || defined _M_ARM64 || defined _M_ARM64EC || defined _UCRT_ENCLAVE_BUILD
+        __fastfail(FAST_FAIL_FATAL_APP_EXIT);
+        #else
+        if (IsProcessorFeaturePresent(PF_FASTFAIL_AVAILABLE))
+            __fastfail(FAST_FAIL_FATAL_APP_EXIT);
+
+        __acrt_call_reportfault(_CRT_DEBUGGER_ABORT, STATUS_FATAL_APP_EXIT, EXCEPTION_NONCONTINUABLE);
+        #endif
+    }
+
+
+    /* If we don't want to call ReportFault, then we call _exit(3), which is the
+     * same as invoking the default handler for SIGABRT
+     */
+
+
+    _exit(3);
+}
+
+/***
+*unsigned int _set_abort_behavior(unsigned int, unsigned int) - set the behavior on abort
+*
+*Purpose:
+*
+*Entry:
+*   unsigned int flags - the flags we want to set
+*   unsigned int mask - mask the flag values
+*
+*Exit:
+*   Return the old behavior flags
+*
+*Exceptions:
+*   None
+*
+*******************************************************************************/
+
+extern "C" unsigned int __cdecl _set_abort_behavior(unsigned int flags, unsigned int mask)
+{
+    unsigned int oldflags = __abort_behavior;
+    __abort_behavior = oldflags & (~mask) | flags & mask;
+    return oldflags;
+}