From: Mikko Rasa <tdb@tdb.fi>
Date: Sun, 22 Aug 2021 09:37:15 +0000 (+0300)
Subject: Skip path lookup if PATH is not set
X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=commitdiff_plain;h=8bbba6b8cd02c33612fb173e6df48b130407af8f

Skip path lookup if PATH is not set
---

diff --git a/source/fs/dir.cpp b/source/fs/dir.cpp
index be47162..3811c3f 100644
--- a/source/fs/dir.cpp
+++ b/source/fs/dir.cpp
@@ -38,16 +38,16 @@ const Path &get_bin_dir(const string &argv0)
 	{
 		Path exe;
 		if(argv0.find(DIRSEP)==string::npos)
-		{
-			const char *path = getenv("PATH");
-			vector<string> dirs = split(path, ITEMSEP);
-			for(vector<string>::const_iterator i=dirs.begin(); i!=dirs.end(); ++i)
-				if(exists(Path(*i)/argv0))
-				{
-					exe = realpath(Path(*i)/argv0);
-					break;
-				}
-		}
+			if(const char *path = getenv("PATH"))
+			{
+				vector<string> dirs = split(path, ITEMSEP);
+				for(vector<string>::const_iterator i=dirs.begin(); i!=dirs.end(); ++i)
+					if(exists(Path(*i)/argv0))
+					{
+						exe = realpath(Path(*i)/argv0);
+						break;
+					}
+			}
 
 		if(exe.empty())
 			exe = realpath(argv0);