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authorSteven Knight <knight@baldmt.com>2002-08-29 03:22:52 (GMT)
committerSteven Knight <knight@baldmt.com>2002-08-29 03:22:52 (GMT)
commitf3b80332dc469f8844e1cc619d13cb88e0432469 (patch)
tree44f04b451b61b684528189fedb27f7c23a2baaa8 /src/engine/SCons/Tool/lex.py
parent36e06c5c7557d40c4d4953e56f8c80d2a27bdd93 (diff)
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Dynamically check for the existence of utilities. (sam th)
Diffstat (limited to 'src/engine/SCons/Tool/lex.py')
-rw-r--r--src/engine/SCons/Tool/lex.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/engine/SCons/Tool/lex.py b/src/engine/SCons/Tool/lex.py
index c8851e2..0dda128 100644
--- a/src/engine/SCons/Tool/lex.py
+++ b/src/engine/SCons/Tool/lex.py
@@ -46,3 +46,6 @@ def generate(env, platform):
env['LEX'] = 'lex'
env['LEXFLAGS'] = ''
env['LEXCOM'] = '$LEX $LEXFLAGS -t $SOURCES > $TARGET'
+
+def exists():
+ return SCons.Util.WhereIs('lex')