From 328ad0a41c6bdf596224ff2e9ab9c0fabde8634d Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 09:32:08 +0200
Subject: Adding upstream version 0.8.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/nghttp3_unreachable.c | 72 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 lib/nghttp3_unreachable.c

(limited to 'lib/nghttp3_unreachable.c')

diff --git a/lib/nghttp3_unreachable.c b/lib/nghttp3_unreachable.c
new file mode 100644
index 0000000..6fea89b
--- /dev/null
+++ b/lib/nghttp3_unreachable.c
@@ -0,0 +1,72 @@
+/*
+ * nghttp3
+ *
+ * Copyright (c) 2022 nghttp3 contributors
+ * Copyright (c) 2022 ngtcp2 contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "nghttp3_unreachable.h"
+
+#include <stdio.h>
+#include <errno.h>
+#ifdef HAVE_UNISTD_H
+#  include <unistd.h>
+#endif /* HAVE_UNISTD_H */
+#include <stdlib.h>
+#ifdef WIN32
+#  include <io.h>
+#endif /* WIN32 */
+
+void nghttp3_unreachable_fail(const char *file, int line, const char *func) {
+  char *buf;
+  size_t buflen;
+  int rv;
+
+#define NGHTTP3_UNREACHABLE_TEMPLATE "%s:%d %s: Unreachable.\n"
+
+  rv = snprintf(NULL, 0, NGHTTP3_UNREACHABLE_TEMPLATE, file, line, func);
+  if (rv < 0) {
+    abort();
+  }
+
+  /* here we explicitly use system malloc */
+  buflen = (size_t)rv + 1;
+  buf = malloc(buflen);
+  if (buf == NULL) {
+    abort();
+  }
+
+  rv = snprintf(buf, buflen, NGHTTP3_UNREACHABLE_TEMPLATE, file, line, func);
+  if (rv < 0) {
+    abort();
+  }
+
+#ifndef WIN32
+  while (write(STDERR_FILENO, buf, (size_t)rv) == -1 && errno == EINTR)
+    ;
+#else  /* WIN32 */
+  _write(_fileno(stderr), buf, (unsigned int)rv);
+#endif /* WIN32 */
+
+  free(buf);
+
+  abort();
+}
-- 
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