test/ninja/ninja_test_sconscripts/sconstruct_generated_sources_alias

   1 # SPDX-License-Identifier: MIT
   2 #
   3 # Copyright The SCons Foundation
   4
   5 import SCons
   6
   7 SetOption('experimental','ninja')
   8 DefaultEnvironment(tools=[])
   9
  10 vars = Variables()
  11 vars.Add("USE_GEN_SOURCE_ALIAS")
  12
  13 env = Environment(variables=vars)
  14 my_gen_alias = 'my_ninja_gen_sources'
  15
  16
  17 env['SCANNERS'][0].add_scanner('.htest', SCons.Tool.CScanner)
  18 env.Command('out.txt', [], f'echo USE_GEN_SOURCE_ALIAS={env["USE_GEN_SOURCE_ALIAS"]}')
  19
  20 if env['USE_GEN_SOURCE_ALIAS'] == "1":
  21     env['NINJA_GENERATED_SOURCE_ALIAS_NAME'] = my_gen_alias
  22 else:
  23     env['NINJA_GENERATED_SOURCE_SUFFIXES'] = ['.htest']
  24
  25 env.Tool('ninja')
  26
  27 env.Alias(my_gen_alias, env.Textfile('generated_header1.htest', [
  28     '#pragma once',
  29     'int func1(){return 4;};'
  30 ]))
  31 alias = env.Alias(my_gen_alias, env.Textfile('generated_header2.htest', [
  32     '#pragma once',
  33     '',
  34     'int func2();'
  35 ]))
  36 env.Depends(alias, 'out.txt')
  37
  38 my_gen_alias, env.Textfile('generated_header2.c', [
  39     '#include "generated_header1.htest"',
  40     '#include "generated_header2.htest"',
  41     '',
  42     'int func2(){return func1();}'
  43 ])
  44
  45 env.Program(target='gen_source', source=['gen_source.c', 'generated_header2.c'])