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authoriarspider <iarspider@gmail.com>2020-10-16 16:10:07 +0200
committerGitHub <noreply@github.com>2020-10-16 16:10:07 +0200
commitd34b612052db5a1c5cfce75e1107732e22fc297e (patch)
tree6d8d2e04f04a0a8037506b11b0a1bfec84a740e1
parent4b9701a195f32ba054f94a375548ad224e887bca (diff)
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diffutils: added support for external detection (#19344)
-rw-r--r--var/spack/repos/builtin/packages/diffutils/package.py10
1 files changed, 10 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/diffutils/package.py b/var/spack/repos/builtin/packages/diffutils/package.py
index d41086113a..41c1101416 100644
--- a/var/spack/repos/builtin/packages/diffutils/package.py
+++ b/var/spack/repos/builtin/packages/diffutils/package.py
@@ -3,6 +3,8 @@
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+import re
+
from spack import *
@@ -10,6 +12,8 @@ class Diffutils(AutotoolsPackage, GNUMirrorPackage):
"""GNU Diffutils is a package of several programs related to finding
differences between files."""
+ executables = [r'^diff$']
+
homepage = "https://www.gnu.org/software/diffutils/"
gnu_mirror_path = "diffutils/diffutils-3.7.tar.xz"
@@ -24,3 +28,9 @@ class Diffutils(AutotoolsPackage, GNUMirrorPackage):
if self.spec.satisfies('%fj'):
env.append_flags('CFLAGS',
'-Qunused-arguments')
+
+ @classmethod
+ def determine_version(cls, exe):
+ output = Executable(exe)('--version', output=str, error=str)
+ match = re.search(r'diff \(GNU diffutils\) (\S+)', output)
+ return match.group(1) if match else None