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Mach-O: Use Mach-O parser to extract install names instead of otool. 

This has much better performance than calling "otool" or "xcrun -r otool"
to extract install names for rpath support.

Fixes bug #15178.
This commit is contained in:
Clinton Stimpson 2014-12-19 12:31:22 -07:00
parent e42da30782
commit c294a115f2
1 changed files with 12 additions and 22 deletions
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34
Source/cmSystemTools.cxx
View File

@ -63,6 +63,10 @@
# include "cmELF.h"
#endif
#if defined(CMAKE_USE_MACH_PARSER)
# include "cmMachO.h"
#endif
class cmSystemToolsFileTime
{
public:
@ -2357,31 +2361,17 @@ bool cmSystemTools::GuessLibrarySOName(std::string const& fullPath,
bool cmSystemTools::GuessLibraryInstallName(std::string const& fullPath,
std::string& soname)
{
std::vector<std::string> cmds;
cmds.push_back("otool");
cmds.push_back("-D");
cmds.push_back(fullPath);
std::string output;
if(!RunSingleCommand(cmds, &output, 0, 0, OUTPUT_NONE))
#if defined(CMAKE_USE_MACH_PARSER)
cmMachO macho(fullPath.c_str());
if(macho)
{
cmds.insert(cmds.begin(), "-r");
cmds.insert(cmds.begin(), "xcrun");
if(!RunSingleCommand(cmds, &output, 0, 0, OUTPUT_NONE))
{
return false;
}
return macho.GetInstallName(soname);
}
#else
(void)fullPath;
(void)soname;
#endif
std::vector<std::string> strs = cmSystemTools::tokenize(output, "\n");
// otool returns extra lines reporting multiple install names
// in case the binary is multi-arch and none of the architectures
// is native (e.g. i386;ppc on x86_64)
if(strs.size() >= 2)
{
soname = strs[1];
return true;
}
return false;
}