# functions to support bundled libraries
from Configure import conf
+import Logs
from samba_utils import *
def BUNDLED_NAME(bld, name, bundled_extension):
return name
+def target_in_list(target, lst, default):
+ for l in lst:
+ if target == l:
+ return True
+ if '!' + target == l:
+ return False
+ if l == 'ALL':
+ return True
+ if l == 'NONE':
+ return False
+ return default
+
+
def BUILTIN_LIBRARY(bld, name):
'''return True if a library should be builtin
instead of being built as a shared lib'''
if bld.env.DISABLE_SHARED:
return True
- if name in bld.env.BUILTIN_LIBRARIES:
- return True
- return False
+ return target_in_list(name, bld.env.BUILTIN_LIBRARIES, False)
+Build.BuildContext.BUILTIN_LIBRARY = BUILTIN_LIBRARY
def BUILTIN_DEFAULT(opt, builtins):
Options.Handler.BUILTIN_DEFAULT = BUILTIN_DEFAULT
-def BUNDLED_EXTENSION_DEFAULT(opt, extension, noextenion=''):
+def BUNDLED_EXTENSION_DEFAULT(opt, extension, noextension=''):
'''set a default bundled library extension'''
if 'BUNDLED_EXTENSION_DEFAULT' in Options.options:
return
Options.options['BUNDLED_EXTENSION_DEFAULT'] = extension
- Options.options['BUNDLED_EXTENSION_EXCEPTION'] = noextenion
+ Options.options['BUNDLED_EXTENSION_EXCEPTION'] = noextension
Options.Handler.BUNDLED_EXTENSION_DEFAULT = BUNDLED_EXTENSION_DEFAULT
+def minimum_library_version(conf, libname, default):
+ '''allow override of mininum system library version'''
+
+ minlist = Options.options.MINIMUM_LIBRARY_VERSION
+ if not minlist:
+ return default
+
+ for m in minlist.split(','):
+ a = m.split(':')
+ if len(a) != 2:
+ Logs.error("Bad syntax for --minimum-library-version of %s" % m)
+ sys.exit(1)
+ if a[0] == libname:
+ return a[1]
+ return default
+
+
@runonce
@conf
def CHECK_BUNDLED_SYSTEM(conf, libname, minversion='0.0.0',
- checkfunctions=None, headers=None):
+ checkfunctions=None, headers=None,
+ onlyif=None, implied_deps=None,
+ require_headers=True):
+ '''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
+ '''
if 'ALL' in conf.env.BUNDLED_LIBS or libname in conf.env.BUNDLED_LIBS:
return False
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_SYSTEMLIB_%s' % syslib
+ if not f in conf.env:
+ if 'NONE' in conf.env.BUNDLED_LIBS or '!'+libname in conf.env.BUNDLED_LIBS:
+ Logs.error('ERROR: Use of system library %s depends on missing system library %s' % (libname, syslib))
+ sys.exit(1)
+ conf.env[found] = False
+ return False
+
+ minversion = minimum_library_version(conf, libname, minversion)
+
# try pkgconfig first
if conf.check_cfg(package=libname,
args='"%s >= %s" --cflags --libs' % (libname, minversion),
msg='Checking for system %s >= %s' % (libname, minversion)):
conf.SET_TARGET_TYPE(libname, 'SYSLIB')
conf.env[found] = True
+ if implied_deps:
+ conf.SET_SYSLIB_DEPS(libname, implied_deps)
return True
if checkfunctions is not None:
- if conf.CHECK_FUNCS_IN(checkfunctions, libname, headers=headers, empty_decl=False):
+ headers_ok = True
+ if require_headers and headers and not conf.CHECK_HEADERS(headers):
+ headers_ok = False
+ if headers_ok and conf.CHECK_FUNCS_IN(checkfunctions, libname, headers=headers, empty_decl=False):
conf.env[found] = True
+ if implied_deps:
+ conf.SET_SYSLIB_DEPS(libname, implied_deps)
return True
conf.env[found] = False
if 'NONE' in conf.env.BUNDLED_LIBS or '!'+libname in conf.env.BUNDLED_LIBS:
- print('ERROR: System library %s of version %s not found, and bundling disabled' % (libname, minversion))
+ Logs.error('ERROR: System library %s of version %s not found, and bundling disabled' % (libname, minversion))
sys.exit(1)
return False
+
+def NONSHARED_BINARY(bld, name):
+ '''return True if a binary should be built without non-system shared libs'''
+ if bld.env.DISABLE_SHARED:
+ return True
+ return target_in_list(name, bld.env.NONSHARED_BINARIES, False)
+Build.BuildContext.NONSHARED_BINARY = NONSHARED_BINARY
+
+