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Improve C++ standard library version detection

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This commit is contained in:
Ari Vuollet
2023-02-17 23:19:10 +02:00
parent aa1a0ea4a2
commit eb364f51e0
2 changed files with 39 additions and 23 deletions
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60
Source/Tools/Flax.Build/Platforms/Unix/UnixToolchain.cs
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@@ -72,6 +72,11 @@ namespace Flax.Build.Platforms
/// </summary>
protected Version ClangVersion;
/// <summary>
/// The C++ standard library version.
/// </summary>
protected string LibStdCppVersion;
/// <summary>
/// Initializes a new instance of the <see cref="UnixToolchain"/> class.
/// </summary>
@@ -136,6 +141,7 @@ namespace Flax.Build.Platforms
// Determinate compiler version
ClangVersion = GetClangVersion(ClangPath);
LibStdCppVersion = GetLibStdCppVersion(ClangPath) ?? ClangVersion.ToString();
// Check version
if (ClangVersion.Major < 6)
@@ -154,6 +160,31 @@ namespace Flax.Build.Platforms
{
if (!File.Exists(path))
throw new Exception(string.Format("Missing Clang ({0})", path));
// Parse the version
string output = Utilities.ReadProcessOutput(path, "--version -dumpversion");
Regex versionPattern = new Regex("\\d+(\\.\\d+)+");
Match versionMatch = versionPattern.Match(output);
if (versionMatch.Success)
{
string[] parts = versionMatch.Value.Split('.');
int major = 0, minor = 0, patch = 0;
if (parts.Length >= 1)
major = Convert.ToInt32(parts[0]);
if (parts.Length >= 2)
minor = Convert.ToInt32(parts[1]);
if (parts.Length >= 3)
patch = Convert.ToInt32(parts[2]);
return new Version(major, minor, patch);
}
throw new Exception(string.Format("Failed to get Clang version ({0})", path));
}
public static string GetLibStdCppVersion(string path)
{
if (!File.Exists(path))
return null;
using (var process = new Process())
{
process.StartInfo.UseShellExecute = false;
@@ -161,33 +192,18 @@ namespace Flax.Build.Platforms
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
process.StartInfo.FileName = path;
process.StartInfo.Arguments = "--version";
process.StartInfo.Arguments = "-v";
process.Start();
process.WaitForExit();
if (process.ExitCode == 0)
{
// Parse the version
string data = process.StandardOutput.ReadLine();
Regex versionPattern = new Regex("version \\d+(\\.\\d+)+");
Match versionMatch = versionPattern.Match(data);
if (versionMatch.Value.StartsWith("version "))
{
var versionString = versionMatch.Value.Replace("version ", "");
string[] parts = versionString.Split('.');
int major = 0, minor = 0, patch = 0;
if (parts.Length >= 1)
major = Convert.ToInt32(parts[0]);
if (parts.Length >= 2)
minor = Convert.ToInt32(parts[1]);
if (parts.Length >= 3)
patch = Convert.ToInt32(parts[2]);
return new Version(major, minor, patch);
}
}
throw new Exception(string.Format("Failed to get Clang version ({0})", path));
Regex versionPattern = new Regex("Selected GCC installation: .*\\/(\\d+(\\.\\d+)*)");
Match versionMatch = versionPattern.Match(process.StandardError.ReadToEnd().Trim());
if (versionMatch.Success)
return versionMatch.Groups[1].Value;
}
return null;
}
/// <summary>