private static IEnumerable <string> FindProgramOnPath(string programName)
{
if (EnvironmentPaths == null)
{
EnvironmentPaths = Environment.GetEnvironmentVariable("PATH").Split(Path.PathSeparator).ToList();
if (OsUtils.IsUnixOs())
{
// not sure why this path is not included in the environment variables
// but couldn't find find p4merge without it.
EnvironmentPaths.Add("/usr/local/bin");
}
}
return(EnvironmentPaths.Select(path => Path.Combine(path, programName)).Where(File.Exists));
}
public static IEnumerable <string> LocateFileFromEnvironmentPath(string toFind)
{
var results = new List <string>();
if (File.Exists(toFind))
{
results.Add(Path.GetFullPath(toFind));
}
if (OsUtils.IsUnixOs())
{
if (0 <= toFind.IndexOf(".exe"))
{
var trimmedToFind = toFind.Substring(0, toFind.Length - 4);
results.AddRange(FindProgramOnPath(trimmedToFind));
}
}
results.AddRange(FindProgramOnPath(toFind));
return(results.Distinct());
}