def test_gcc_exec():
f = localudir.join("x.c")
f.write("""
#include <stdio.h>
#include <test_gcc_exec.h>
int main()
{
printf("%d\\n", ANSWER);
return 0;
}
""")
dir1 = localudir.join('test_gcc_exec_dir1').ensure(dir=1)
dir2 = localudir.join('test_gcc_exec_dir2').ensure(dir=1)
dir1.join('test_gcc_exec.h').write('#define ANSWER 3\n')
dir2.join('test_gcc_exec.h').write('#define ANSWER 42\n')
eci = ExternalCompilationInfo(include_dirs=[str(dir1)])
# remove cache
path = cache_file_path([f], eci, 'build_executable_cache')
if path.check():
path.remove()
res = build_executable_cache([f], eci)
assert res == "3\n"
assert build_executable_cache([f], eci) == "3\n"
eci2 = ExternalCompilationInfo(include_dirs=[str(dir2)])
assert build_executable_cache([f], eci2) == "42\n"
f.write("#error BOOM\n")
err = py.test.raises(CompilationError, build_executable_cache, [f], eci2)
print '<<<'
print err
print '>>>'
def test_gcc_exec():
f = localudir.join("x.c")
f.write("""
#include <stdio.h>
#include <test_gcc_exec.h>
int main()
{
printf("%d\\n", ANSWER);
return 0;
}
""")
dir1 = localudir.join('test_gcc_exec_dir1').ensure(dir=1)
dir2 = localudir.join('test_gcc_exec_dir2').ensure(dir=1)
dir1.join('test_gcc_exec.h').write('#define ANSWER 3\n')
dir2.join('test_gcc_exec.h').write('#define ANSWER 42\n')
eci = ExternalCompilationInfo(include_dirs=[str(dir1)])
# remove cache
path = cache_file_path([f], eci, 'build_executable_cache')
if path.check():
path.remove()
res = build_executable_cache([f], eci)
assert res == "3\n"
assert build_executable_cache([f], eci) == "3\n"
eci2 = ExternalCompilationInfo(include_dirs=[str(dir2)])
assert build_executable_cache([f], eci2) == "42\n"
f.write("#error BOOM\n")
err = py.test.raises(CompilationError, build_executable_cache, [f], eci2)
print '<<<'
print err
print '>>>'
def test_gcc_ask():
f = localudir.join("y.c")
f.write("""
#include <stdio.h>
#include <test_gcc_ask.h>
int main()
{
printf("hello\\n");
return 0;
}
""")
dir1 = localudir.join('test_gcc_ask_dir1').ensure(dir=1)
dir2 = localudir.join('test_gcc_ask_dir2').ensure(dir=1)
dir1.join('test_gcc_ask.h').write('/* hello world */\n')
dir2.join('test_gcc_ask.h').write('#error boom\n')
eci = ExternalCompilationInfo(include_dirs=[str(dir1)])
# remove cache
path = cache_file_path([f], eci, 'try_compile_cache')
if path.check():
path.remove()
assert try_compile_cache([f], eci)
assert try_compile_cache([f], eci)
assert build_executable_cache([f], eci) == "hello\n"
eci2 = ExternalCompilationInfo(include_dirs=[str(dir2)])
err = py.test.raises(CompilationError, try_compile_cache, [f], eci2)
print '<<<'
print err
print '>>>'
def test_gcc_ask():
f = localudir.join("y.c")
f.write("""
#include <stdio.h>
#include <test_gcc_ask.h>
int main()
{
printf("hello\\n");
return 0;
}
""")
dir1 = localudir.join('test_gcc_ask_dir1').ensure(dir=1)
dir2 = localudir.join('test_gcc_ask_dir2').ensure(dir=1)
dir1.join('test_gcc_ask.h').write('/* hello world */\n')
dir2.join('test_gcc_ask.h').write('#error boom\n')
eci = ExternalCompilationInfo(include_dirs=[str(dir1)])
# remove cache
path = cache_file_path([f], eci, 'try_compile_cache')
if path.check():
path.remove()
assert try_compile_cache([f], eci)
assert try_compile_cache([f], eci)
assert build_executable_cache([f], eci) == "hello\n"
eci2 = ExternalCompilationInfo(include_dirs=[str(dir2)])
err = py.test.raises(CompilationError, try_compile_cache, [f], eci2)
print '<<<'
print err
print '>>>'
def run_example_code(filepath, eci, ignore_errors=False):
eci = eci.convert_sources_to_files()
files = [filepath]
output = build_executable_cache(files, eci, ignore_errors=ignore_errors)
if not output.startswith('-+- '):
raise Exception("run_example_code failed!\nlocals = %r" % (locals(), ))
section = None
for line in output.splitlines():
line = line.strip()
if line.startswith('-+- '): # start of a new section
section = {}
elif line == '---': # section end
assert section is not None
yield section
section = None
elif line:
assert section is not None
key, value = line.split(': ')
section[key] = int(value)
def run_example_code(filepath, eci, ignore_errors=False):
eci = eci.convert_sources_to_files()
files = [filepath]
output = build_executable_cache(files, eci, ignore_errors=ignore_errors)
if not output.startswith('-+- '):
raise Exception("run_example_code failed!\nlocals = %r" % (locals(),))
section = None
for line in output.splitlines():
line = line.strip()
if line.startswith('-+- '): # start of a new section
section = {}
elif line == '---': # section end
assert section is not None
yield section
section = None
elif line:
assert section is not None
key, value = line.split(': ')
section[key] = int(value)
def test_execute_code_show_runtime_error():
f = localudir.join('z.c')
f.write("""
#include <stdio.h>
int main()
{
fprintf(stderr, "hello\\n");
return 0;
}
""")
for i in range(2):
eci = ExternalCompilationInfo()
oldstderr = sys.stderr
try:
sys.stderr = capture = cStringIO.StringIO()
output = build_executable_cache([f], eci, True)
finally:
sys.stderr = oldstderr
assert 'hello' in capture.getvalue()
assert output == ''
def test_execute_code_show_runtime_error():
f = localudir.join('z.c')
f.write("""
#include <stdio.h>
int main()
{
fprintf(stderr, "hello\\n");
return 0;
}
""")
for i in range(2):
eci = ExternalCompilationInfo()
oldstderr = sys.stderr
try:
sys.stderr = capture = cStringIO.StringIO()
output = build_executable_cache([f], eci, True)
finally:
sys.stderr = oldstderr
assert 'hello' in capture.getvalue()
assert output == ''
def ask_gcc(question, add_source="", ignore_errors=False):
from rpython.translator.platform import platform
includes = ['stdlib.h', 'stdio.h', 'sys/types.h']
if platform.name != 'msvc':
includes += ['inttypes.h']
include_string = "\n".join(["#include <%s>" % i for i in includes])
c_source = py.code.Source('''
// includes
%s
%s
// checking code
int main(void)
{
%s
return (0);
}
''' % (include_string, add_source, str(question)))
c_file = udir.join("gcctest.c")
c_file.write(str(c_source) + '\n')
eci = ExternalCompilationInfo()
return build_executable_cache([c_file], eci, ignore_errors=ignore_errors)
def ask_gcc(question, add_source="", ignore_errors=False):
from rpython.translator.platform import platform
includes = ['stdlib.h', 'stdio.h', 'sys/types.h']
if platform.name != 'msvc':
includes += ['inttypes.h', 'stddef.h']
include_string = "\n".join(["#include <%s>" % i for i in includes])
c_source = py.code.Source('''
// includes
%s
%s
// checking code
int main(void)
{
%s
return (0);
}
''' % (include_string, add_source, str(question)))
c_file = udir.join("gcctest.c")
c_file.write(str(c_source) + '\n')
eci = ExternalCompilationInfo()
return build_executable_cache([c_file], eci, ignore_errors=ignore_errors)