2 # Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 The SCons Foundation
4 # Permission is hereby granted, free of charge, to any person obtaining
5 # a copy of this software and associated documentation files (the
6 # "Software"), to deal in the Software without restriction, including
7 # without limitation the rights to use, copy, modify, merge, publish,
8 # distribute, sublicense, and/or sell copies of the Software, and to
9 # permit persons to whom the Software is furnished to do so, subject to
10 # the following conditions:
12 # The above copyright notice and this permission notice shall be included
13 # in all copies or substantial portions of the Software.
15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
16 # KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
17 # WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
19 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
20 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
21 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 __revision__ = "src/engine/SCons/Scanner/Prog.py 3842 2008/12/20 22:59:52 scons"
33 # global, set by --debug=findlibs
34 print_find_libs = None
36 def ProgramScanner(**kw):
37 """Return a prototype Scanner instance for scanning executable
38 files for static-lib dependencies"""
39 kw['path_function'] = SCons.Scanner.FindPathDirs('LIBPATH')
40 ps = apply(SCons.Scanner.Base, [scan, "ProgramScanner"], kw)
43 def scan(node, env, libpath = ()):
45 This scanner scans program files for static-library
46 dependencies. It will search the LIBPATH environment variable
47 for libraries specified in the LIBS variable, returning any
48 files it finds as dependencies.
53 # There are no LIBS in this environment, so just return a null list:
55 if SCons.Util.is_String(libs):
56 libs = string.split(libs)
58 libs = SCons.Util.flatten(libs)
61 prefix = env['LIBPREFIXES']
62 if not SCons.Util.is_List(prefix):
68 suffix = env['LIBSUFFIXES']
69 if not SCons.Util.is_List(suffix):
75 for suf in map(env.subst, suffix):
76 for pref in map(env.subst, prefix):
77 pairs.append((pref, suf))
84 find_file = SCons.Node.FS.find_file
85 adjustixes = SCons.Util.adjustixes
87 if SCons.Util.is_String(lib):
89 for pref, suf in pairs:
90 l = adjustixes(lib, pref, suf)
91 l = find_file(l, libpath, verbose=print_find_libs)