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llvm-symbolizer: use real path when looking for debug binary location

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189250 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alexey Samsonov 2013-08-26 18:12:03 +00:00
parent 19a5472504
commit 8228a8dd91
1 changed files with 11 additions and 2 deletions
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13
tools/llvm-symbolizer/LLVMSymbolize.cpp
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@ -13,6 +13,7 @@
#include "LLVMSymbolize.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Config/config.h"
#include "llvm/Object/MachO.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/Compression.h"
@ -22,6 +23,7 @@
#include "llvm/Support/Path.h"
#include <sstream>
#include <stdlib.h>
namespace llvm {
namespace symbolize {
@ -228,7 +230,14 @@ static bool checkFileCRC(StringRef Path, uint32_t CRCHash) {
static bool findDebugBinary(const std::string &OrigPath,
const std::string &DebuglinkName, uint32_t CRCHash,
std::string &Result) {
SmallString<16> OrigDir(OrigPath);
std::string OrigRealPath = OrigPath;
#if defined(HAVE_REALPATH)
if (char *RP = realpath(OrigPath.c_str(), NULL)) {
OrigRealPath = RP;
free(RP);
}
#endif
SmallString<16> OrigDir(OrigRealPath);
llvm::sys::path::remove_filename(OrigDir);
SmallString<16> DebugPath = OrigDir;
// Try /path/to/original_binary/debuglink_name
@ -238,7 +247,7 @@ static bool findDebugBinary(const std::string &OrigPath,
return true;
}
// Try /path/to/original_binary/.debug/debuglink_name
DebugPath = OrigPath;
DebugPath = OrigRealPath;
llvm::sys::path::append(DebugPath, ".debug", DebuglinkName);
if (checkFileCRC(DebugPath, CRCHash)) {
Result = DebugPath.str();