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, 'soname', ''):
 107             install_link = self.soname
 108         if getattr(self, 'samba_type', None) == 'PYTHON':
 109             inst_name    = bld.make_libname(t.target, nolibprefix=True, python=True)
 110         else:
 111             inst_name    = bld.make_libname(t.target)
 112     elif self.vnum:
 113         vnum_base    = self.vnum.split('.')[0]
 114         install_name = bld.make_libname(target_name, version=self.vnum)
 115         install_link = bld.make_libname(target_name, version=vnum_base)
 116         inst_name    = bld.make_libname(t.target)
 117         if not self.private_library:
 118             # only generate the dev link for non-bundled libs
 119             dev_link     = bld.make_libname(target_name)
 120     elif getattr(self, 'soname', ''):
 121         install_name = bld.make_libname(target_name)
 122         install_link = self.soname
 123         inst_name    = bld.make_libname(t.target)
 124     else:
 125         install_name = bld.make_libname(target_name)
 126         install_link = None
 127         inst_name    = bld.make_libname(t.target)
 128
 129     if t.env.SONAME_ST:
 130         # ensure we get the right names in the library
 131         if install_link:
 132             t.env.append_value('LINKFLAGS', t.env.SONAME_ST % install_link)
 133         else:
 134             t.env.append_value('LINKFLAGS', t.env.SONAME_ST % install_name)
 135         t.env.SONAME_ST = ''
 136
 137     # tell waf to install the library
 138     bld.install_as(os.path.join(install_path, install_name),
 139                    os.path.join(self.path.abspath(bld.env), inst_name),
 140                    chmod=MODE_755)
 141     if install_link and install_link != install_name:
 142         # and the symlink if needed
 143         bld.symlink_as(os.path.join(install_path, install_link), os.path.basename(install_name))
 144     if dev_link:
 145         bld.symlink_as(os.path.join(install_path, dev_link), os.path.basename(install_name))
 146
 147
 148 @feature('cshlib')
 149 @after('apply_implib')
 150 @before('apply_vnum')
 151 def apply_soname(self):
 152     '''install a library, taking account of the different rpath varients'''
 153
 154     if self.env.SONAME_ST and getattr(self, 'soname', ''):
 155         self.env.append_value('LINKFLAGS', self.env.SONAME_ST % self.soname)
 156         self.env.SONAME_ST = ''
 157
 158 @feature('cshlib')
 159 @after('apply_implib')
 160 @before('apply_vnum')
 161 def apply_vscript(self):
 162     '''add version-script arguments to library build'''
 163
 164     if self.env.HAVE_LD_VERSION_SCRIPT and getattr(self, 'version_script', ''):
 165         self.env.append_value('LINKFLAGS', "-Wl,--version-script=%s" %
 166             self.version_script)
 167         self.version_script = None
 168
 169
 170 ##############################
 171 # handle the creation of links for libraries and binaries in the build tree
 172
 173 @feature('symlink_lib')
 174 @after('apply_link')
 175 def symlink_lib(self):
 176     '''symlink a shared lib'''
 177
 178     if self.target.endswith('.inst'):
 179         return
 180
 181     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 182     libpath = self.link_task.outputs[0].abspath(self.env)
 183
 184     # calculat the link target and put it in the environment
 185     soext=""
 186     vnum = getattr(self, 'vnum', None)
 187     if vnum is not None:
 188         soext = '.' + vnum.split('.')[0]
 189
 190     link_target = getattr(self, 'link_name', '')
 191     if link_target == '':
 192         basename = os.path.basename(self.bld.make_libname(self.target, version=soext))
 193         if getattr(self, "private_library", False):
 194             link_target = '%s/private/%s' % (LIB_PATH, basename)
 195         else:
 196             link_target = '%s/%s' % (LIB_PATH, basename)
 197
 198     link_target = os.path.join(blddir, link_target)
 199
 200     if os.path.lexists(link_target):
 201         if os.path.islink(link_target) and os.readlink(link_target) == libpath:
 202             return
 203         os.unlink(link_target)
 204
 205     link_container = os.path.dirname(link_target)
 206     if not os.path.isdir(link_container):
 207         os.makedirs(link_container)
 208
 209     os.symlink(libpath, link_target)
 210
 211
 212 @feature('symlink_bin')
 213 @after('apply_link')
 214 def symlink_bin(self):
 215     '''symlink a binary into the build directory'''
 216
 217     if self.target.endswith('.inst'):
 218         return
 219
 220     blddir = os.path.dirname(self.bld.srcnode.abspath(self.bld.env))
 221     if not self.link_task.outputs or not self.link_task.outputs[0]:
 222         raise Utils.WafError('no outputs found for %s in symlink_bin' % self.name)
 223     binpath = self.link_task.outputs[0].abspath(self.env)
 224     bldpath = os.path.join(self.bld.env.BUILD_DIRECTORY, self.link_task.outputs[0].name)
 225
 226     if os.path.lexists(bldpath):
 227         if os.path.islink(bldpath) and os.readlink(bldpath) == binpath:
 228             return
 229         os.unlink(bldpath)
 230     os.symlink(binpath, bldpath)