From 061da546b983eb767bad15e67af1174fb0bcf31c Mon Sep 17 00:00:00 2001
From: patrick <patrick@openbsd.org>
Date: Mon, 3 Aug 2020 14:33:06 +0000
Subject: Import LLVM 10.0.0 release including clang, lld and lldb.

ok hackroom
tested by plenty
---
 gnu/llvm/lldb/source/Host/common/StringConvert.cpp | 95 ++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 gnu/llvm/lldb/source/Host/common/StringConvert.cpp

(limited to 'gnu/llvm/lldb/source/Host/common/StringConvert.cpp')

diff --git a/gnu/llvm/lldb/source/Host/common/StringConvert.cpp b/gnu/llvm/lldb/source/Host/common/StringConvert.cpp
new file mode 100644
index 00000000000..8bf04f0a9ca
--- /dev/null
+++ b/gnu/llvm/lldb/source/Host/common/StringConvert.cpp
@@ -0,0 +1,95 @@
+//===-- StringConvert.cpp ---------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include <stdlib.h>
+
+#include "lldb/Host/StringConvert.h"
+
+namespace lldb_private {
+namespace StringConvert {
+
+int32_t ToSInt32(const char *s, int32_t fail_value, int base,
+                 bool *success_ptr) {
+  if (s && s[0]) {
+    char *end = nullptr;
+    const long sval = ::strtol(s, &end, base);
+    if (*end == '\0') {
+      if (success_ptr)
+        *success_ptr = ((sval <= INT32_MAX) && (sval >= INT32_MIN));
+      return (int32_t)sval; // All characters were used, return the result
+    }
+  }
+  if (success_ptr)
+    *success_ptr = false;
+  return fail_value;
+}
+
+uint32_t ToUInt32(const char *s, uint32_t fail_value, int base,
+                  bool *success_ptr) {
+  if (s && s[0]) {
+    char *end = nullptr;
+    const unsigned long uval = ::strtoul(s, &end, base);
+    if (*end == '\0') {
+      if (success_ptr)
+        *success_ptr = (uval <= UINT32_MAX);
+      return (uint32_t)uval; // All characters were used, return the result
+    }
+  }
+  if (success_ptr)
+    *success_ptr = false;
+  return fail_value;
+}
+
+int64_t ToSInt64(const char *s, int64_t fail_value, int base,
+                 bool *success_ptr) {
+  if (s && s[0]) {
+    char *end = nullptr;
+    int64_t uval = ::strtoll(s, &end, base);
+    if (*end == '\0') {
+      if (success_ptr)
+        *success_ptr = true;
+      return uval; // All characters were used, return the result
+    }
+  }
+  if (success_ptr)
+    *success_ptr = false;
+  return fail_value;
+}
+
+uint64_t ToUInt64(const char *s, uint64_t fail_value, int base,
+                  bool *success_ptr) {
+  if (s && s[0]) {
+    char *end = nullptr;
+    uint64_t uval = ::strtoull(s, &end, base);
+    if (*end == '\0') {
+      if (success_ptr)
+        *success_ptr = true;
+      return uval; // All characters were used, return the result
+    }
+  }
+  if (success_ptr)
+    *success_ptr = false;
+  return fail_value;
+}
+
+double ToDouble(const char *s, double fail_value, bool *success_ptr) {
+  if (s && s[0]) {
+    char *end = nullptr;
+    double val = strtod(s, &end);
+    if (*end == '\0') {
+      if (success_ptr)
+        *success_ptr = true;
+      return val; // All characters were used, return the result
+    }
+  }
+  if (success_ptr)
+    *success_ptr = false;
+  return fail_value;
+}
+}
+}
-- 
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