1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import os
import os.path
import string
import sys
import TestSCons
python = TestSCons.python
_exe = TestSCons._exe
test = TestSCons.TestSCons()
test.write('mylex.py', """
import getopt
import string
import sys
cmd_opts, args = getopt.getopt(sys.argv[1:], 'tx', [])
opt_string = ''
for opt, arg in cmd_opts:
opt_string = opt_string + ' ' + opt
for a in args:
contents = open(a, 'rb').read()
sys.stdout.write(string.replace(contents, 'LEXFLAGS', opt_string))
sys.exit(0)
""")
test.write('SConstruct', """
env = Environment(LEX = r'%s mylex.py', LEXFLAGS = '-x', tools=['default', 'lex'])
env.Program(target = 'aaa', source = 'aaa.l')
""" % python)
test.write('aaa.l', r"""
int
main(int argc, char *argv[])
{
argv[argc++] = "--";
printf("LEXFLAGS\n");
printf("aaa.l\n");
exit (0);
}
""")
test.run(arguments = 'aaa' + _exe, stderr = None)
test.run(program = test.workpath('aaa' + _exe), stdout = " -x -t\naaa.l\n")
lex = test.where_is('lex')
if lex:
test.write('SConstruct', """
foo = Environment()
bar = Environment(LEXFLAGS = '-b')
foo.Program(target = 'foo', source = 'foo.l')
bar.Program(target = 'bar', source = 'bar.l')
""")
lex = r"""
%%%%
a printf("A%sA");
b printf("B%sB");
%%%%
int
yywrap()
{
return 1;
}
main()
{
yylex();
}
"""
test.write('foo.l', lex % ('foo.l', 'foo.l'))
test.write('bar.l', lex % ('bar.l', 'bar.l'))
test.run(arguments = 'foo' + _exe, stderr = None)
test.fail_test(os.path.exists(test.workpath('lex.backup')))
test.run(program = test.workpath('foo'), stdin = "a\n", stdout = "Afoo.lA\n")
test.run(arguments = 'bar' + _exe)
test.fail_test(not os.path.exists(test.workpath('lex.backup')))
test.run(program = test.workpath('bar'), stdin = "b\n", stdout = "Bbar.lB\n")
test.pass_test()
|
