Merge pull request #601 from Ippytraxx/master

Add custom_install_dir to ld path in pkgconfig module

authors.txt

@@ -37,3 +37,4 @@ Emmanuele Bassi
 Martin Hostettler
 Sam Thursfield
 Noam Meltzer
+Vincent Szolnoky

mesonbuild/modules/pkgconfig.py

@@ -43,6 +43,8 @@ class PkgConfigModule:
             ofile.write('Libraries.private: {}\n'.format(' '.join(priv_libs)))
         ofile.write('Libs: -L${libdir} ')
         for l in libraries:
+            if l.custom_install_dir:
+                ofile.write('-L${prefix}/%s ' % l.custom_install_dir)
             ofile.write('-l%s ' % l.name)
         ofile.write('\n')
         ofile.write('CFlags: ')