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-rw-r--r--ext/libelf/SConscript7
1 files changed, 3 insertions, 4 deletions
diff --git a/ext/libelf/SConscript b/ext/libelf/SConscript
index 7affa6dcb..31e570396 100644
--- a/ext/libelf/SConscript
+++ b/ext/libelf/SConscript
@@ -94,13 +94,12 @@ if env.get('CXX'):
m4env['CXX'] = env['CXX']
# If we have gm4 use it
-subp = subprocess.Popen("gm4 --version", shell=True, stdout=subprocess.PIPE,
- stderr=subprocess.STDOUT, close_fds=True)
-if subp.communicate()[0].find('GNU') >= 0:
+if m4env.Detect('gm4'):
m4env['M4'] = 'gm4'
# Check that m4 is available
-if not m4env.get('M4'):
+import SCons.Tool.m4
+if not SCons.Tool.m4.exists(m4env):
print "Error: Can't find version of M4 macro processor. " + \
"Please install M4 and try again."
Exit(1)