buildtools/wafsamba/samba_install.py

   1 ###########################
   2 # this handles the magic we need to do for installing
   3 # with all the configure options that affect rpath and shared
   4 # library use
   5
   6 import Options
   7 from TaskGen import feature, before, after
   8 from samba_utils import *
   9
  10 O755 = 493
  11
  12 @feature('install_bin')
  13 @after('apply_core')
  14 @before('apply_link')
  15 def install_binary(self):
  16     '''install a binary, taking account of the different rpath varients'''
  17     bld = self.bld
  18
  19     # get the ldflags we will use for install and build
  20     install_ldflags = install_rpath(bld)
  21     build_ldflags   = build_rpath(bld)
  22
  23     if not Options.is_install or not self.samba_install:
  24         # just need to set rpath if we are not installing
  25         self.env.append_value('LINKFLAGS', build_ldflags)
  26         return
  27
  28     # work out the install path, expanding variables
  29     install_path = self.samba_inst_path or '${BINDIR}'
  30     install_path = bld.EXPAND_VARIABLES(install_path)
  31
  32     orig_target = os.path.basename(self.target)
  33
  34     if install_ldflags != build_ldflags:
  35         # we will be creating a new target name, and using that for the
  36         # install link. That stops us from overwriting the existing build
  37         # target, which has different ldflags
  38         self.target += '.inst'
  39
  40     # setup the right rpath link flags for the install
  41     self.env.append_value('LINKFLAGS', install_ldflags)
  42
  43     # tell waf to install the right binary
  44     bld.install_as(os.path.join(install_path, orig_target),
  45                    os.path.join(self.path.abspath(bld.env), self.target),
  46                    chmod=O755)
  47
  48
  49
  50 @feature('install_lib')
  51 @after('apply_core')
  52 @before('apply_link')
  53 def install_library(self):
  54     '''install a library, taking account of the different rpath varients'''
  55     if getattr(self, 'done_install_library', False):
  56         return
  57
  58     bld = self.bld
  59
  60     install_ldflags = install_rpath(bld)
  61     build_ldflags   = build_rpath(bld)
  62
  63     if not Options.is_install or not self.samba_install:
  64         # just need to set the build rpath if we are not installing
  65         self.env.append_value('LINKFLAGS', build_ldflags)
  66         return
  67
  68     # setup the install path, expanding variables
  69     install_path = self.samba_inst_path or '${LIBDIR}'
  70     install_path = bld.EXPAND_VARIABLES(install_path)
  71
  72     if install_ldflags != build_ldflags:
  73         # we will be creating a new target name, and using that for the
  74         # install link. That stops us from overwriting the existing build
  75         # target, which has different ldflags
  76         self.done_install_library = True
  77         t = self.clone('default')
  78         t.target += '.inst'
  79         self.env.append_value('LINKFLAGS', build_ldflags)
  80     else:
  81         t = self
  82
  83     t.env.append_value('LINKFLAGS', install_ldflags)
  84
  85     dev_link     = None
  86
  87     if self.samba_realname:
  88         install_name = self.samba_realname
  89         install_link = None
  90         inst_name    = t.target + '.so'
  91     elif self.vnum:
  92         vnum_base    = self.vnum.split('.')[0]
  93         install_name = 'lib%s.so.%s' % (self.target, self.vnum)
  94         install_link = 'lib%s.so.%s' % (self.target, vnum_base)
  95         inst_name    = 'lib%s.so' % t.target
  96         if self.target == self.name:
  97             # only generate the dev link for non-bundled libs
  98             dev_link     = 'lib%s.so' % self.target
  99     else:
 100         install_name = 'lib%s.so' % self.target
 101         install_link = None
 102         inst_name    = 'lib%s.so' % t.target
 103
 104     # tell waf to install the library
 105     bld.install_as(os.path.join(install_path, install_name),
 106                    os.path.join(self.path.abspath(bld.env), inst_name))
 107     if install_link:
 108         # and the symlink if needed
 109         bld.symlink_as(os.path.join(install_path, install_link),
 110                        install_name)
 111     if dev_link:
 112         bld.symlink_as(os.path.join(install_path, dev_link),
 113                        install_name)
 114
 115
 116
 117 ##############################
 118 # handle the creation of links for libraries and binaries in the build tree
 119
 120 @feature('symlink_lib')
 121 @after('apply_link')
 122 def symlink_lib(self):
 123     '''symlink a shared lib'''
 124
 125     if self.target.endswith('.inst'):
 126         return
 127
 128     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 129     libpath = self.link_task.outputs[0].abspath(self.env)
 130
 131     # calculat the link target and put it in the environment
 132     soext=""
 133     vnum = getattr(self, 'vnum', None)
 134     if vnum is not None:
 135         soext = '.' + vnum.split('.')[0]
 136
 137     link_target = getattr(self, 'link_name', '')
 138     if link_target == '':
 139         link_target = '%s/lib%s.so%s' % (LIB_PATH, self.target, soext)
 140
 141     link_target = os.path.join(blddir, link_target)
 142
 143     if os.path.lexists(link_target):
 144         if os.path.islink(link_target) and os.readlink(link_target) == libpath:
 145             return
 146         os.unlink(link_target)
 147     os.symlink(libpath, link_target)
 148
 149
 150 @feature('symlink_bin')
 151 @after('apply_link')
 152 def symlink_bin(self):
 153     '''symlink a binary into the build directory'''
 154
 155     if self.target.endswith('.inst'):
 156         return
 157
 158     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 159     binpath = self.link_task.outputs[0].abspath(self.env)
 160     bldpath = os.path.join(self.bld.env.BUILD_DIRECTORY, self.link_task.outputs[0].name)
 161
 162     if os.path.lexists(bldpath):
 163         if os.path.islink(bldpath) and os.readlink(bldpath) == binpath:
 164             return
 165         os.unlink(bldpath)
 166     os.symlink(binpath, bldpath)