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-rw-r--r--buildtools/wafsamba/samba_bundled.py16
1 files changed, 15 insertions, 1 deletions
diff --git a/buildtools/wafsamba/samba_bundled.py b/buildtools/wafsamba/samba_bundled.py
index 47c6a836d6..b2d1b0ef14 100644
--- a/buildtools/wafsamba/samba_bundled.py
+++ b/buildtools/wafsamba/samba_bundled.py
@@ -46,7 +46,7 @@ Options.Handler.BUNDLED_EXTENSION_DEFAULT = BUNDLED_EXTENSION_DEFAULT
@runonce
@conf
def CHECK_BUNDLED_SYSTEM(conf, libname, minversion='0.0.0',
- checkfunctions=None, headers=None):
+ checkfunctions=None, headers=None, onlyif=None):
'''check if a library is available as a system library.
this first tries via pkg-config, then if that fails
tries by testing for a specified function in the specified lib
@@ -56,6 +56,20 @@ def CHECK_BUNDLED_SYSTEM(conf, libname, minversion='0.0.0',
found = 'FOUND_SYSTEMLIB_%s' % libname
if found in conf.env:
return conf.env[found]
+
+ # see if the library should only use a system version if another dependent
+ # system version is found. That prevents possible use of mixed library
+ # versions
+ if onlyif:
+ for syslib in TO_LIST(onlyif):
+ f = 'FOUND_SYSTEM_%s' % syslib
+ if not f in conf.env:
+ if 'NONE' in conf.env.BUNDLED_LIBS or '!'+libname in conf.env.BUNDLED_LIBS:
+ print('ERROR: Use of system library %s depends on missing system library %s' % (libname, syslib))
+ sys.exit(1)
+ conf.env[found] = False
+ return False
+
# try pkgconfig first
if conf.check_cfg(package=libname,
args='"%s >= %s" --cflags --libs' % (libname, minversion),