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#include "../include/PkgConfig.hpp"
#include "../include/Exec.hpp"
using namespace std;
namespace sibs
{
string trimRight(const string &input)
{
for(int i = input.size() - 1; i >= 0; --i)
{
if(!isspace(input[i]))
return input.substr(0, i + 1);
}
return input;
}
Result<bool> PkgConfig::validatePackageExists(const string &name)
{
string command = "pkg-config --exists '";
command += name;
command += "'";
Result<ExecResult> execResult = exec(command.c_str());
if(execResult.isErr())
{
return Result<bool>::Err(execResult.getErrMsg());
}
if(execResult.unwrap().exitCode == 1)
{
string errMsg = "pkg-config dependency not found: ";
errMsg += name;
return Result<bool>::Err(errMsg);
}
else if(execResult.unwrap().exitCode == 127)
{
return Result<bool>::Err("pkg-config is not installed");
}
else if(execResult.unwrap().exitCode != 0)
{
string errMsg = "Failed to check if dependency exists, Unknown error, exit code: ";
errMsg += to_string(execResult.unwrap().exitCode);
return Result<bool>::Err(errMsg);
}
return Result<bool>::Ok(true);
}
Result<bool> PkgConfig::validatePackageVersionAtLeast(const string &name, const string &version)
{
// TODO: Instead of checking if package version is same or newer, check if package is same major version
// and same or newer minor version
// Use --modversion instead and check if the version returned is newer or equal to dependency version.
// This way we can output installed version vs expected dependency version
string command = "pkg-config '--atleast-version=";
command += version;
command += "' '";
command += name;
command += "'";
Result<ExecResult> execResult = exec(command.c_str());
if(execResult.isErr())
{
return Result<bool>::Err(execResult.getErrMsg());
}
if(execResult.unwrap().exitCode == 1)
{
string errMsg = "Dependency ";
errMsg += name;
errMsg += " is installed but the version older than ";
errMsg += version;
return Result<bool>::Err(errMsg);
}
else if(execResult.unwrap().exitCode == 127)
{
return Result<bool>::Err("pkg-config is not installed");
}
else if(execResult.unwrap().exitCode != 0)
{
string errMsg = "Failed to check dependency version, Unknown error, exit code: ";
errMsg += to_string(execResult.unwrap().exitCode);
return Result<bool>::Err(errMsg);
}
return Result<bool>::Ok(true);
}
Result<string> PkgConfig::getDynamicLibsLinkerFlags(const vector<string> &libs)
{
if(libs.empty()) return Result<string>::Ok("");
string args;
for(const string &lib : libs)
{
args += " '";
args += lib;
args += "'";
}
string command = "pkg-config --libs";
command += args;
Result<ExecResult> execResult = exec(command.c_str());
if(execResult.isErr())
return Result<string>::Err(execResult.getErrMsg());
if(execResult.unwrap().exitCode == 0)
{
execResult.unwrap().execStdout = trimRight(execResult.unwrap().execStdout);
return Result<string>::Ok(execResult.unwrap().execStdout);
}
else if(execResult.unwrap().exitCode == 1)
{
// TODO: This shouldn't happen because we check if each dependency is installed before this,
// but maybe the package is uninstalled somewhere between here...
// Would be better to recheck if each package is installed here again
// to know which package was uninstalled
return Result<string>::Err("Packages not found");
}
else if(execResult.unwrap().exitCode == 127)
{
return Result<string>::Err("pkg-config is not installed");
}
else
{
string errMsg = "Failed to get package dynamic lib linking flags, Unknown error, exit code: ";
errMsg += to_string(execResult.unwrap().exitCode);
return Result<string>::Err(errMsg);
}
}
}
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