hghave: add has_git_range for testing if git understands ext::sh
Even on CentOS 7, git is at version 1.8. It seems git 1.9 is when
ext::sh was introduced so we a check for that. The way these functions
are written follows the same style and format for the way we check svn
and bzr versions.
--- a/tests/hghave.py Sat Jun 17 23:09:47 2017 -0700
+++ b/tests/hghave.py Thu Jun 15 17:13:23 2017 -0700
@@ -278,6 +278,17 @@
def has_git():
return matchoutput('git --version 2>&1', br'^git version')
+def getgitversion():
+ m = matchoutput('git --version 2>&1', br'git version (\d+)\.(\d+)')
+ if not m:
+ return (0, 0)
+ return (int(m.group(1)), int(m.group(2)))
+
+@checkvers("git", "git client (with ext::sh support) version >= %s", (1.9,))
+def has_git_range(v):
+ major, minor = v.split('.')[0:2]
+ return getgitversion() >= (int(major), int(minor))
+
@check("docutils", "Docutils text processing library")
def has_docutils():
try: