BUG: Changing to a new test for whether to do relative path conversion. Now only paths inside the source or binary trees are converted.

This commit is contained in:
Brad King 2005-05-16 14:17:30 -04:00
parent 26f82b064c
commit 7ed018ec09
2 changed files with 28 additions and 38 deletions

View File

@ -889,36 +889,20 @@ cmTarget* cmGlobalGenerator::FindTarget(const char* project,
//----------------------------------------------------------------------------
void cmGlobalGenerator::ConfigureRelativePaths()
{
// Identify the longest shared path component between the source
// directory and the build directory.
std::vector<std::string> source;
std::vector<std::string> binary;
cmSystemTools::SplitPath(m_CMakeInstance->GetHomeDirectory(), source);
cmSystemTools::SplitPath(m_CMakeInstance->GetHomeOutputDirectory(), binary);
unsigned int common=0;
while(common < source.size() && common < binary.size() &&
cmSystemTools::ComparePath(source[common].c_str(),
binary[common].c_str()))
// The current working directory on Windows cannot be a network
// path. Therefore relative paths cannot work when the build tree
// is a network path.
std::string source = m_CMakeInstance->GetHomeDirectory();
std::string binary = m_CMakeInstance->GetHomeOutputDirectory();
if(binary.size() < 2 || binary.substr(0, 2) != "//")
{
++common;
}
// Require more than just the root portion of the path to be in
// common before allowing relative paths. Also disallow relative
// paths if the build tree is a network path. The current working
// directory on Windows cannot be a network path. Therefore
// relative paths cannot work with network paths.
if(common > 1 && source[0] != "//")
{
// Build the minimum prefix required of a path to be converted to
// a relative path.
source.erase(source.begin()+common, source.end());
m_RelativePathTop = cmSystemTools::JoinPath(source);
m_RelativePathTopSource = source;
m_RelativePathTopBinary = binary;
}
else
{
// Disable relative paths.
m_RelativePathTop = "";
m_RelativePathTopSource = "";
m_RelativePathTopBinary = "";
}
}
@ -939,13 +923,16 @@ cmGlobalGenerator::ConvertToRelativePath(const std::vector<std::string>& local,
return in_remote;
}
// if the path does not contain all of the relative top path then return
// because it is going too far out of the tree
// Skip conversion if the path is not in the source or binary tree.
std::string original = in_remote;
if(original.size() < m_RelativePathTop.size() ||
!cmSystemTools::ComparePath(
original.substr(0, m_RelativePathTop.size()).c_str(),
m_RelativePathTop.c_str()))
if((original.size() < m_RelativePathTopSource.size() ||
!cmSystemTools::ComparePath(
original.substr(0, m_RelativePathTopSource.size()).c_str(),
m_RelativePathTopSource.c_str())) &&
(original.size() < m_RelativePathTopBinary.size() ||
!cmSystemTools::ComparePath(
original.substr(0, m_RelativePathTopBinary.size()).c_str(),
m_RelativePathTopBinary.c_str())))
{
return in_remote;
}
@ -963,8 +950,8 @@ cmGlobalGenerator::ConvertToRelativePath(const std::vector<std::string>& local,
++common;
}
// if nothiong is in common the return
if (common == 0)
// If no part of the path is in common then return the full path.
if(common == 0)
{
return in_remote;
}

View File

@ -171,10 +171,13 @@ private:
std::map<cmStdString, cmStdString> m_ExtensionToLanguage;
std::map<cmStdString, cmStdString> m_LanguageToLinkerPreference;
// The prefix required of a path to be converted to a relative path.
// No sequence of ../.. will ever go past this path. This is the
// longest common path between the top level source and build trees.
std::string m_RelativePathTop;
// The paths to the tops of the source and binary trees used for
// relative path computation. A path must be either in the source
// tree or the build tree to be converted to a relative path. The
// ConfigureRelativePaths method may set these to be empty when
// using relative paths is unsafe.
std::string m_RelativePathTopSource;
std::string m_RelativePathTopBinary;
};
#endif