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* Add a portable strerror*() wrapper, llvm::sys::StrError(). This includes theJeffrey Yasskin2009-07-011-26/+2
| | | | | | | | | Windows variant, strerror_s, but I couldn't test that. I'll update configure and config.h.in in a subsequent patch. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74621 91177308-0d34-0410-b5e6-96231b3b80d8
* glibc has two versions of strerror_r, a standards compliant one and a GNUDan Gohman2009-06-151-1/+8
| | | | | | | | | | | | | | | specific one. The GNU one is chosen when _GNU_SOURCE is defined. g++ always defines _GNU_SOURCE on linux platforms because glibc's headers won't compile in C++ mode without it. The GNU strerror_r doesn't always modify the buffer which causes empty error messages on linux. This patch changes MakeErrMsg to use the return value of strerror_r to get the string instead of assuming the buffer will be modified, on GLIBC. Patch by Benjamin Kramer! git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73396 91177308-0d34-0410-b5e6-96231b3b80d8
* Make Unix.h:MakeErrMsg separate the prefix and errno string, so we get:Daniel Dunbar2009-04-201-1/+4
| | | | | | | | | | | | | | | | | | clang: error: unable to make temporary file: /etc/cc: can't make unique filename: Permission denied instead of clang: error: unable to make temporary file: /etc/cc: can't make unique filenamePermission denied for example. Also, audited the uses of MakeErrMsg to make the prefix strings consistent (not end with newline/punctuation/space/": "). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69626 91177308-0d34-0410-b5e6-96231b3b80d8
* Clean up the use of static and anonymous namespaces. This turned upDan Gohman2008-05-131-1/+1
| | | | | | | | several things that were neither in an anonymous namespace nor static but not intended to be global. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51017 91177308-0d34-0410-b5e6-96231b3b80d8
* Remove attribution from file headers, per discussion on llvmdev.Chris Lattner2007-12-291-2/+2
| | | | git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45418 91177308-0d34-0410-b5e6-96231b3b80d8
* It's not necessary to do rounding for alloca operations when the requestedDan Gohman2007-07-181-0/+101
alignment is equal to the stack alignment. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8