Create a branch for Aleksandar Andrejevic for his work on NTVDM. See http://jira.reactos.org/browse/CORE-7250 for more details.

svn path=/branches/ntvdm/; revision=59241

lib/sdk/crt/misc/assert.c

@@ -0,0 +1,79 @@
+/*
+ * PROJECT:         ReactOS C runtime library
+ * LICENSE:         BSD - See COPYING.ARM in the top level directory
+ * FILE:            lib/sdk/crt/assert.c
+ * PURPOSE:         _assert implementation
+ * PROGRAMMER:      Timo Kreuzer (timo.kreuzer@reactos.org)
+ */
+
+#include <precomp.h>
+
+static const char formatstr[] =
+    "Assertion failed!\n\n"
+    "Program: %s\n"
+    "File: %s\n"
+    "Line: %ld\n\n"
+    "Expression: %s\n"
+    "Press Retry to debug the application\n\0";
+
+void
+_assert (
+    const char *exp,
+    const char *file,
+    unsigned line)
+{
+    char achProgram[MAX_PATH];
+    char *pszBuffer;
+    size_t len;
+    int iResult;
+
+    /* First common debug message */
+    FIXME("Assertion failed: %s, file %s, line %d\n", exp, file, line);
+
+    /* Check if output should go to stderr */
+    if (((msvcrt_error_mode == _OUT_TO_DEFAULT) && (__app_type == _CONSOLE_APP)) ||
+        (msvcrt_error_mode == _OUT_TO_STDERR))
+    {
+        /* Print 'Assertion failed: x<y, file foo.c, line 45' to stderr */
+        fprintf(stderr, "Assertion failed: %s, file %s, line %u\n", exp, file, line);
+        abort();
+    }
+
+    /* Get the file name of the module */
+    len = GetModuleFileNameA(NULL, achProgram, sizeof(achProgram));
+
+    /* Calculate full length of the message */
+    len += sizeof(formatstr) + len + strlen(exp) + strlen(file);
+
+    /* Allocate a buffer */
+    pszBuffer = malloc(len + 1);
+
+    /* Format a message */
+    _snprintf(pszBuffer, len, formatstr, achProgram, file, line, exp);
+
+    /* Display a message box */
+    iResult = __crt_MessageBoxA(pszBuffer, MB_ABORTRETRYIGNORE | MB_ICONERROR);
+
+    /* Free the buffer */
+    free(pszBuffer);
+
+    /* Does the user want to ignore? */
+    if (iResult == IDIGNORE)
+    {
+        /* Just return to the caller */
+        return;
+    }
+
+    /* Does the user want to debug? */
+    if (iResult == IDRETRY)
+    {
+        /* Break and return to the caller */
+        __debugbreak();
+        return;
+    }
+
+    /* Reset all abort flags (we don*t want another message box) and abort */
+    _set_abort_behavior(0, 0xffffffff);
+    abort();
+}
+