[gentoo-commits] proj/catalyst:master commit in: catalyst/

[Matt Turner]

commit:     ed0de74506f5ce9741fe61c6c1e46701ee7ca3f0
Author:     Matt Turner <mattst88 <AT> gentoo <DOT> org>
AuthorDate: Sun Apr 19 18:03:44 2020 +0000
Commit:     Matt Turner <mattst88 <AT> gentoo <DOT> org>
CommitDate: Thu Apr 23 18:20:35 2020 +0000
URL:        https://gitweb.gentoo.org/proj/catalyst.git/commit/?id=ed0de745

catalyst: Add a function to get full path of executable

Just a simple wrapper around shutil.which().

Signed-off-by: Matt Turner <mattst88 <AT> gentoo.org>

 catalyst/support.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/catalyst/support.py b/catalyst/support.py
index 988a81f5..0925af47 100644
--- a/catalyst/support.py
+++ b/catalyst/support.py
@@ -3,6 +3,7 @@ import glob
 import sys
 import os
 import re
+import shutil
 import time
 from subprocess import Popen
 
@@ -17,6 +18,11 @@ class CatalystError(Exception):
         if message:
             log.error('CatalystError: %s', message, exc_info=print_traceback)
 
+def command(name):
+    c = shutil.which(name)
+    if not c:
+        raise CatalystError(f'"{name}" not found or is not executable')
+    return c
 
 def cmd(mycmd, env=None, debug=False, fail_func=None):
     """Run the external |mycmd|.