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| author | Chris Lattner <sabre@nondot.org> | 2006-07-07 17:13:10 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-07-07 17:13:10 +0000 |
| commit | 5df249dfeac20f97fa450b73767449fd7994b2f1 (patch) | |
| tree | 1d0693d9e4298c0e96043c340a63e07c06e061f8 /llvm/lib/System/Win32/Win32.h | |
| parent | 8c8858a6c45d192e8495a015eaaaea763897c5ec (diff) | |
| download | bcm5719-llvm-5df249dfeac20f97fa450b73767449fd7994b2f1.tar.gz bcm5719-llvm-5df249dfeac20f97fa450b73767449fd7994b2f1.zip | |
Add a helper function
llvm-svn: 29049
Diffstat (limited to 'llvm/lib/System/Win32/Win32.h')
| -rw-r--r-- | llvm/lib/System/Win32/Win32.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/lib/System/Win32/Win32.h b/llvm/lib/System/Win32/Win32.h index 7ed10471de1..d1029916605 100644 --- a/llvm/lib/System/Win32/Win32.h +++ b/llvm/lib/System/Win32/Win32.h @@ -24,6 +24,16 @@ #include <cassert> #include <string> +inline bool GetError(const std::string &Prefix, std::string *Dest) { + if (Dest == 0) return; + char *buffer = NULL; + FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, + NULL, GetLastError(), 0, (LPSTR)&buffer, 1, NULL); + *Dest = Prefix + buffer; + LocalFree(buffer); + return true; +} + inline void ThrowError(const std::string& msg) { char *buffer = NULL; FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER|FORMAT_MESSAGE_FROM_SYSTEM, |
