llvm-project/lldb/gtest/do-gtest.py

135 lines
4.5 KiB
Python
Executable File

#!/usr/bin/env python
from __future__ import print_function
import os
import re
import select
import subprocess
import sys
# Wrapping this rather than os.devnull since os.devnull does not seeem to implement 'write'.
class NullWriter(object):
def write (self, *args):
pass
def writelines (self, *args):
pass
def close (self, *args):
pass
def find_makefile_dirs():
makefile_dirs = []
for root, dirs, files in os.walk("."):
for file in files:
if file == "Makefile":
makefile_dirs.append(root)
return makefile_dirs
_TESTDIR_RELATIVE_REGEX = re.compile(r"^([^/:]+:\d+:)")
_COMBINER_TERMINATION_REGEX = re.compile(r"^.+FAILED.+$")
def filter_run_line(sub_expr, line):
return _TESTDIR_RELATIVE_REGEX.subn(sub_expr, line)
def line_combine_printer(file, previous_data, new_line_subn_result):
(accumulated_line, combine_lines_left) = previous_data
(incoming_line, sub_match_count) = new_line_subn_result
if sub_match_count > 0:
# New line was a match. Don't print yet, start an accumulation.
if len(accumulated_line) > 0:
# Flush anything previously there.
print(accumulated_line, file=file)
return (incoming_line + ": ", 3)
else:
# If we're combining and incoming is a "[ FAILED ]" line, we've gone too far on a combine.
if (len(accumulated_line) > 0) and _COMBINER_TERMINATION_REGEX.match(incoming_line):
# Stop the combine.
print(accumulated_line, file=file)
print(incoming_line, file=file)
return ("", 0)
if len(accumulated_line) > 0:
if accumulated_line[-2:] != ": ":
# Need to add a comma
new_line = accumulated_line + ", " + incoming_line
else:
new_line = accumulated_line + incoming_line
else:
new_line = incoming_line
remaining_count = combine_lines_left - 1
if remaining_count > 0:
return (new_line, remaining_count)
else:
# Time to write it out.
if len(new_line) > 0:
print(new_line, file=file)
return ("", 0)
def call_make(makefile_dir, extra_args=None, stdout=sys.stdout, stderr=sys.stderr):
command = ["make", "-C", makefile_dir]
if extra_args:
command.extend(extra_args)
# Replace the matched no-directory filename with one where the makefile directory is prepended.
sub_expr = makefile_dir + r"/\1";
proc = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout_data = ("", 0)
stderr_data = ("", 0)
while True:
reads = [proc.stdout.fileno(), proc.stderr.fileno()]
select_result = select.select(reads, [], [])
for fd in select_result[0]:
if fd == proc.stdout.fileno():
line = proc.stdout.readline()
stdout_data = line_combine_printer(stdout, stdout_data, filter_run_line(sub_expr, line.rstrip()))
elif fd == proc.stderr.fileno():
line = proc.stderr.readline()
stderr_data = line_combine_printer(stderr, stderr_data, filter_run_line(sub_expr, line.rstrip()))
proc_retval = proc.poll()
if proc_retval != None:
# Process stopped. Drain output before finishing up.
# Drain stdout.
while True:
line = proc.stdout.readline().rstrip()
if line and len(line) > 0:
stdout_data = line_combine_printer(stdout, stdout_data, filter_run_line(sub_expr, line))
else:
break
# Drain stderr.
while True:
line = proc.stderr.readline().rstrip()
if line and len(line) > 0:
stderr_data = line_combine_printer(stderr, stderr_data, filter_run_line(sub_expr, line))
else:
break
return proc_retval
global_retval = 0
do_clean_only = ('clean' in sys.argv)
for makefile_dir in find_makefile_dirs():
# If we're not only cleaning, we do the normal build.
if not do_clean_only:
print("making: {}".format(makefile_dir))
retval = call_make(makefile_dir)
# Remember any errors that happen here.
if retval != 0:
global_retval = retval
# Now clean
call_make(makefile_dir, ['clean'], stdout=NullWriter(), stderr=NullWriter())
sys.exit(global_retval)