+
+
+
+def abi_process_file(fname, version, symmap):
+ '''process one ABI file, adding new symbols to the symmap'''
+ f = open(fname, mode='r')
+ for line in f:
+ symname = line.split(":")[0]
+ if not symname in symmap:
+ symmap[symname] = version
+ f.close()
+
+def abi_write_vscript(vscript, libname, vnum, symmap):
+ '''write a vscript file for a library in --version-script format'''
+
+ libname = libname.replace("-", "_").replace("+","_").upper()
+
+ invmap = {}
+ for s in symmap:
+ invmap.setdefault(symmap[s], []).append(s)
+
+ f = open(vscript, mode='w')
+ last_key = ""
+ for k in sorted(invmap):
+ symver = "%s_%s" % (libname, k)
+ if symver == version:
+ break
+ f.write("%s {\n\tglobal: \n" % symver)
+ for s in invmap[k]:
+ f.write("\t\t%s;\n" % s);
+ f.write("}%s;\n\n" % last_key)
+ last_key = " %s" % symver
+ f.write("%s { global: *;};\n" % version)
+ f.close()
+
+
+def abi_build_vscript(task):
+ '''generate a vscript file for our public libraries'''
+
+ tgt = task.outputs[0].bldpath(task.env)
+
+ symmap = {}
+
+ for f in task.inputs:
+ fname = f.abspath(task.env)
+ basename = os.path.basename(fname)
+ version = basename[len(task.env.LIBNAME)+1:-len(".sigs")]
+ abi_process_file(fname, version, symmap)
+ abi_write_vscript(tgt, task.env.LIBNAME, task.env.VNUM, symmap)
+
+
+def ABI_VSCRIPT(bld, libname, abi_directory, vnum, vscript):
+ '''generate a vscript file for our public libraries'''
+ if abi_directory:
+ source = bld.path.ant_glob('%s/%s-[0-9]*.sigs' % (abi_directory, libname))
+ source = sorted(source.split())
+ else:
+ source = ''
+
+ libname = libname.replace("-", "_").replace("+","_").upper()
+ version = version.replace("-", "_").replace("+","_").upper()
+
+ t = bld.SAMBA_GENERATOR(vscript,
+ rule=abi_build_vscript,
+ source=source,
+ group='vscripts',
+ target=vscript)
+ t.env.VNUM = vnum
+ t.env.LIBNAME = libname
+ t.vars = [vnum, vscript]
+Build.BuildContext.ABI_VSCRIPT = ABI_VSCRIPT