build: (fixes #2908) Check if pybindgen version exists before use

2018-04-11 13:46:07 -07:00
parent 5c09ddf105
commit c681150e81
1 changed files with 5 additions and 0 deletions
--- a/bindings/python/wscript
+++ b/bindings/python/wscript
@@ -195,6 +195,11 @@ def configure(conf):
                                stdout=subprocess.PIPE).communicate()[0]
        pybindgen_version = maybe_decode(out.strip())
        conf.msg('Checking for pybindgen version', pybindgen_version)
+        if not pybindgen_version:
+            Logs.warn("pybindgen_version is an empty string")
+            conf.report_optional_feature("python", "Python Bindings", False,
+                                         "PyBindGen version not found")
+            return
        if not (split_version(pybindgen_version) >= split_version(REQUIRED_PYBINDGEN_VERSION)):
            Logs.warn("pybindgen (found %r), (need %r)" %
                      (pybindgen_version, REQUIRED_PYBINDGEN_VERSION))