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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-03-25 17:53:14 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-03-25 17:53:14 +0100
commitf2902217b38cf2e16e851ae84d61247f8e828180 (patch)
tree0156a6db6aa8b4d87bf041ece5cf5229c59fe9de /other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp
parent917a2c450f08ab4c934c9938319f10a1114272b4 (diff)
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Update the 7z installer stub source to 18.05.
Tag #1022
Diffstat (limited to 'other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp')
-rw-r--r--other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp66
1 files changed, 66 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp b/other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp
new file mode 100644
index 000000000..6434ec2f7
--- /dev/null
+++ b/other-licenses/7zstub/src/CPP/Windows/ErrorMsg.cpp
@@ -0,0 +1,66 @@
+// Windows/ErrorMsg.h
+
+#include "StdAfx.h"
+
+#ifndef _UNICODE
+#include "../Common/StringConvert.h"
+#endif
+
+#include "ErrorMsg.h"
+
+#ifndef _UNICODE
+extern bool g_IsNT;
+#endif
+
+namespace NWindows {
+namespace NError {
+
+static bool MyFormatMessage(DWORD errorCode, UString &message)
+{
+ LPVOID msgBuf;
+ #ifndef _UNICODE
+ if (!g_IsNT)
+ {
+ if (::FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
+ FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+ NULL, errorCode, 0, (LPTSTR) &msgBuf, 0, NULL) == 0)
+ return false;
+ message = GetUnicodeString((LPCTSTR)msgBuf);
+ }
+ else
+ #endif
+ {
+ if (::FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER |
+ FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
+ NULL, errorCode, 0, (LPWSTR) &msgBuf, 0, NULL) == 0)
+ return false;
+ message = (LPCWSTR)msgBuf;
+ }
+ ::LocalFree(msgBuf);
+ return true;
+}
+
+UString MyFormatMessage(DWORD errorCode)
+{
+ UString m;
+ if (!MyFormatMessage(errorCode, m) || m.IsEmpty())
+ {
+ char s[16];
+ for (int i = 0; i < 8; i++)
+ {
+ unsigned t = errorCode & 0xF;
+ errorCode >>= 4;
+ s[7 - i] = (char)((t < 10) ? ('0' + t) : ('A' + (t - 10)));
+ }
+ s[8] = 0;
+ m += "Error #";
+ m += s;
+ }
+ else if (m.Len() >= 2
+ && m[m.Len() - 1] == 0x0A
+ && m[m.Len() - 2] == 0x0D)
+ m.DeleteFrom(m.Len() - 2);
+ return m;
+}
+
+}}