diff options
Diffstat (limited to 'mesonbuild')
| -rw-r--r-- | mesonbuild/dependencies/base.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/mesonbuild/dependencies/base.py b/mesonbuild/dependencies/base.py index e29d4de..31b15d0 100644 --- a/mesonbuild/dependencies/base.py +++ b/mesonbuild/dependencies/base.py @@ -16,6 +16,7 @@ # Custom logic for several other packages are in separate files. import os +import re import sys import stat import shlex @@ -532,6 +533,14 @@ class PkgConfigDependency(ExternalDependency): (self.type_string, self.name)) else: variable = out.strip() + + # pkg-config doesn't distinguish between empty and non-existent variables + # use the variable list to check for variable existence + if not variable: + ret, out = self._call_pkgbin(['--print-variables', self.name]) + if not re.search(r'^' + variable_name + r'$', out, re.MULTILINE): + mlog.warning("pkgconfig variable '%s' not defined for dependency %s." % (variable_name, self.name)) + mlog.debug('Got pkgconfig variable %s : %s' % (variable_name, variable)) return variable |