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ENH: Add support to find_library to transform /lib to /lib32 on some architectures.

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This commit is contained in:
Brad King
2008-01-21 18:30:36 -05:00
parent a28b197b11
commit 16247cbfc3
2 changed files with 51 additions and 1 deletions
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49
Source/cmFindLibraryCommand.cxx
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@@ -77,6 +77,16 @@ bool cmFindLibraryCommand::InitialPass(std::vector<std::string> const& argsIn)
return true;
}
if(const char* abi =
this->Makefile->GetDefinition("CMAKE_INTERNAL_PLATFORM_ABI"))
{
if(strncmp(abi, "ELF N32", 7) ==0)
{
// Convert /lib to /lib32 if the architecture requests it.
this->AddLib32Paths();
}
}
if(this->Makefile->GetCMakeInstance()
->GetPropertyAsBool("FIND_LIBRARY_USE_LIB64_PATHS"))
{
@@ -106,6 +116,45 @@ bool cmFindLibraryCommand::InitialPass(std::vector<std::string> const& argsIn)
return true;
}
//----------------------------------------------------------------------------
void cmFindLibraryCommand::AddLib32Paths()
{
std::vector<std::string> path32;
bool found32 = false;
for(std::vector<std::string>::iterator i = this->SearchPaths.begin();
i != this->SearchPaths.end(); ++i)
{
std::string s = *i;
std::string s2 = *i;
cmSystemTools::ReplaceString(s, "lib/", "lib32/");
// try to replace lib with lib32 and see if it is there,
// then prepend it to the path
if((s != *i) && cmSystemTools::FileIsDirectory(s.c_str()))
{
path32.push_back(s);
found32 = true;
}
// now just add a 32 to the path name and if it is there,
// add it to the path
s2 += "32";
if(cmSystemTools::FileIsDirectory(s2.c_str()))
{
found32 = true;
path32.push_back(s2);
}
// now add the original unchanged path
if(cmSystemTools::FileIsDirectory(i->c_str()))
{
path32.push_back(*i);
}
}
// now replace the SearchPaths with the 32 bit converted path
// if any 32 bit paths were discovered
if(found32)
{
this->SearchPaths = path32;
}
}
void cmFindLibraryCommand::AddLib64Paths()
{