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 @feature('install_bin')
  11 @after('apply_core')
  12 @before('apply_link', 'apply_obj_vars')
  13 def install_binary(self):
  14     '''install a binary, taking account of the different rpath varients'''
  15     bld = self.bld
  16
  17     # get the ldflags we will use for install and build
  18     install_ldflags = install_rpath(self)
  19     build_ldflags   = build_rpath(bld)
  20
  21     if not Options.is_install:
  22         # just need to set rpath if we are not installing
  23         self.env.RPATH = build_ldflags
  24         return
  25
  26     # work out the install path, expanding variables
  27     install_path = getattr(self, 'samba_inst_path', None) or '${BINDIR}'
  28     install_path = bld.EXPAND_VARIABLES(install_path)
  29
  30     orig_target = os.path.basename(self.target)
  31
  32     if install_ldflags != build_ldflags:
  33         # we will be creating a new target name, and using that for the
  34         # install link. That stops us from overwriting the existing build
  35         # target, which has different ldflags
  36         self.target += '.inst'
  37
  38     # setup the right rpath link flags for the install
  39     self.env.RPATH = install_ldflags
  40
  41     if not self.samba_install:
  42         # this binary is marked not to be installed
  43         return
  44
  45     # tell waf to install the right binary
  46     bld.install_as(os.path.join(install_path, orig_target),
  47                    os.path.join(self.path.abspath(bld.env), self.target),
  48                    chmod=MODE_755)
  49
  50
  51
  52 @feature('install_lib')
  53 @after('apply_core')
  54 @before('apply_link', 'apply_obj_vars')
  55 def install_library(self):
  56     '''install a library, taking account of the different rpath varients'''
  57     if getattr(self, 'done_install_library', False):
  58         return
  59
  60     bld = self.bld
  61
  62     install_ldflags = install_rpath(self)
  63     build_ldflags   = build_rpath(bld)
  64
  65     if not Options.is_install or not getattr(self, 'samba_install', True):
  66         # just need to set the build rpath if we are not installing
  67         self.env.RPATH = build_ldflags
  68         return
  69
  70     # setup the install path, expanding variables
  71     install_path = getattr(self, 'samba_inst_path', None)
  72     if install_path is None:
  73         if getattr(self, 'private_library', False):
  74             install_path = '${PRIVATELIBDIR}'
  75         else:
  76             install_path = '${LIBDIR}'
  77     install_path = bld.EXPAND_VARIABLES(install_path)
  78
  79     target_name = self.target
  80
  81     if install_ldflags != build_ldflags:
  82         # we will be creating a new target name, and using that for the
  83         # install link. That stops us from overwriting the existing build
  84         # target, which has different ldflags
  85         self.done_install_library = True
  86         t = self.clone('default')
  87         t.posted = False
  88         t.target += '.inst'
  89         self.env.RPATH = build_ldflags
  90     else:
  91         t = self
  92
  93     t.env.RPATH = install_ldflags
  94
  95     dev_link     = None
  96
  97     # in the following the names are:
  98     # - inst_name is the name with .inst. in it, in the build
  99     #   directory
 100     # - install_name is the name in the install directory
 101     # - install_link is a symlink in the install directory, to install_name
 102
 103     if getattr(self, 'samba_realname', None):
 104         install_name = self.samba_realname
 105         install_link = None
 106         if getattr(self, 'samba_type', None) == 'PYTHON':
 107             inst_name    = bld.make_libname(t.target, nolibprefix=True, python=True)
 108         else:
 109             inst_name    = bld.make_libname(t.target)
 110     elif self.vnum:
 111         vnum_base    = self.vnum.split('.')[0]
 112         install_name = bld.make_libname(target_name, version=self.vnum)
 113         install_link = bld.make_libname(target_name, version=vnum_base)
 114         inst_name    = bld.make_libname(t.target)
 115         if not self.private_library:
 116             # only generate the dev link for non-bundled libs
 117             dev_link     = bld.make_libname(target_name)
 118     elif getattr(self, 'soname', ''):
 119         install_name = bld.make_libname(target_name)
 120         install_link = self.soname
 121         inst_name    = bld.make_libname(t.target)
 122     else:
 123         install_name = bld.make_libname(target_name)
 124         install_link = None
 125         inst_name    = bld.make_libname(t.target)
 126
 127     if t.env.SONAME_ST:
 128         # ensure we get the right names in the library
 129         if install_link:
 130             t.env.append_value('LINKFLAGS', t.env.SONAME_ST % install_link)
 131         else:
 132             t.env.append_value('LINKFLAGS', t.env.SONAME_ST % install_name)
 133         t.env.SONAME_ST = ''
 134
 135     # tell waf to install the library
 136     bld.install_as(os.path.join(install_path, install_name),
 137                    os.path.join(self.path.abspath(bld.env), inst_name))
 138     if install_link and install_link != install_name:
 139         # and the symlink if needed
 140         bld.symlink_as(os.path.join(install_path, install_link), install_name)
 141     if dev_link:
 142         bld.symlink_as(os.path.join(install_path, dev_link), install_name)
 143
 144
 145 @feature('cshlib')
 146 @after('apply_implib')
 147 @before('apply_vnum')
 148 def apply_soname(self):
 149     '''install a library, taking account of the different rpath varients'''
 150
 151     if self.env.SONAME_ST and getattr(self, 'soname', ''):
 152         self.env.append_value('LINKFLAGS', self.env.SONAME_ST % self.soname)
 153         self.env.SONAME_ST = ''
 154
 155 @feature('cshlib')
 156 @after('apply_implib')
 157 @before('apply_vnum')
 158 def apply_vscript(self):
 159     '''add version-script arguments to library build'''
 160
 161     if self.env.HAVE_LD_VERSION_SCRIPT and getattr(self, 'version_script', ''):
 162         self.env.append_value('LINKFLAGS', "-Wl,--version-script=%s" %
 163             self.version_script)
 164         self.version_script = None
 165
 166
 167 ##############################
 168 # handle the creation of links for libraries and binaries in the build tree
 169
 170 @feature('symlink_lib')
 171 @after('apply_link')
 172 def symlink_lib(self):
 173     '''symlink a shared lib'''
 174
 175     if self.target.endswith('.inst'):
 176         return
 177
 178     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 179     libpath = self.link_task.outputs[0].abspath(self.env)
 180
 181     # calculat the link target and put it in the environment
 182     soext=""
 183     vnum = getattr(self, 'vnum', None)
 184     if vnum is not None:
 185         soext = '.' + vnum.split('.')[0]
 186
 187     link_target = getattr(self, 'link_name', '')
 188     if link_target == '':
 189         basename = os.path.basename(self.bld.make_libname(self.target, version=soext))
 190         if getattr(self, "private_library", False):
 191             link_target = '%s/private/%s' % (LIB_PATH, basename)
 192         else:
 193             link_target = '%s/%s' % (LIB_PATH, basename)
 194
 195     link_target = os.path.join(blddir, link_target)
 196
 197     if os.path.lexists(link_target):
 198         if os.path.islink(link_target) and os.readlink(link_target) == libpath:
 199             return
 200         os.unlink(link_target)
 201
 202     link_container = os.path.dirname(link_target)
 203     if not os.path.isdir(link_container):
 204         os.makedirs(link_container)
 205
 206     os.symlink(libpath, link_target)
 207
 208
 209 @feature('symlink_bin')
 210 @after('apply_link')
 211 def symlink_bin(self):
 212     '''symlink a binary into the build directory'''
 213
 214     if self.target.endswith('.inst'):
 215         return
 216
 217     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 218     if not self.link_task.outputs or not self.link_task.outputs[0]:
 219         raise Utils.WafError('no outputs found for %s in symlink_bin' % self.name)
 220     binpath = self.link_task.outputs[0].abspath(self.env)
 221     bldpath = os.path.join(self.bld.env.BUILD_DIRECTORY, self.link_task.outputs[0].name)
 222
 223     if os.path.lexists(bldpath):
 224         if os.path.islink(bldpath) and os.readlink(bldpath) == binpath:
 225             return
 226         os.unlink(bldpath)
 227     os.symlink(binpath, bldpath)