lutin/lutin/depend.py

223 lines
7.0 KiB
Python

#!/usr/bin/python
##
## @author Edouard DUPIN
##
## @copyright 2012, Edouard DUPIN, all right reserved
##
## @license APACHE v2.0 (see license file)
##
import os
# Local import
from . import debug
from . import env
def _create_directory_of_file(file):
path = os.path.dirname(file)
try:
os.stat(path)
except:
os.makedirs(path)
def _file_write_data(path, data):
file = open(path, "w")
file.write(data)
file.close()
def _file_size(path):
if not os.path.isfile(path):
return 0
statinfo = os.stat(path)
return statinfo.st_size
def _file_read_data(path, binary=False):
if not os.path.isfile(path):
return ""
if binary == True:
file = open(path, "rb")
else:
file = open(path, "r")
data_file = file.read()
file.close()
return data_file
def create_dependency_file(depend_file, list_files):
data = ""
for elem in list_files:
data += elem + "\n"
_create_directory_of_file(depend_file)
_file_write_data(depend_file, data)
def need_re_build(dst, src, depend_file=None, file_cmd="", cmd_line="", force_identical=False):
debug.extreme_verbose("Request check of dependency of :")
debug.extreme_verbose(" dst='" + str(dst) + "'")
debug.extreme_verbose(" src='" + str(src) + "'")
debug.extreme_verbose(" dept='" + str(depend_file) + "'")
debug.extreme_verbose(" cmd='" + str(file_cmd) + "'")
debug.extreme_verbose(" force_identical='" + str(force_identical) + "'")
# if force mode selected ==> just force rebuild ...
if env.get_force_mode():
debug.extreme_verbose(" ==> must rebuild (force mode)")
return True
# check if the destination existed:
if dst != "" \
and dst != None \
and os.path.exists(dst) == False:
debug.extreme_verbose(" ==> must rebuild (dst does not exist)")
return True
if src != "" \
and src != None \
and os.path.exists(src) == False:
debug.warning(" ==> unexistant file :'" + src + "'")
return True
# Check the basic date if the 2 files
if dst != "" \
and dst != None \
and src != "" \
and src != None \
and os.path.getmtime(src) > os.path.getmtime(dst):
debug.extreme_verbose(" ==> must rebuild (source time greater)")
return True
if depend_file != "" \
and depend_file != None \
and os.path.exists(depend_file) == False:
debug.extreme_verbose(" ==> must rebuild (no depending file)")
return True
if file_cmd != "" \
and file_cmd != None:
if os.path.exists(file_cmd) == False:
debug.extreme_verbose(" ==> must rebuild (no commandLine file)")
return True
# check if the 2 cmd_line are similar :
file2 = open(file_cmd, "r")
first_and_unique_line = file2.read()
if first_and_unique_line != cmd_line:
debug.extreme_verbose(" ==> must rebuild (cmd_lines are not identical)")
debug.extreme_verbose(" ==> '" + cmd_line + "'")
debug.extreme_verbose(" ==> '" + first_and_unique_line + "'")
file2.close()
return True
# the cmdfile is correct ...
file2.close()
if depend_file != "" \
and depend_file != None:
debug.extreme_verbose(" start parsing dependency file : '" + depend_file + "'")
file = open(depend_file, "r")
for cur_line in file.readlines():
# normal file : end with : ": \\n"
cur_line = cur_line[:len(cur_line)-1]
# removing last \ ...
if cur_line[len(cur_line)-1:] == '\\' :
cur_line = cur_line[:len(cur_line)-1]
# remove white space :
#debug.verbose(" Line (read) : '" + cur_line + "'");
cur_line = cur_line.strip()
#debug.verbose(" Line (strip) : '" + cur_line + "'");
test_file=""
if cur_line[len(cur_line)-1:] == ':':
debug.extreme_verbose(" Line (no check (already done) : '" + cur_line + "'");
elif len(cur_line) == 0 \
or cur_line == '\\':
debug.extreme_verbose(" Line (Not parsed) : '" + cur_line + "'");
else:
test_file = cur_line
debug.extreme_verbose(" Line (might check) : '" + test_file + "'");
# really check files:
if test_file != "":
debug.extreme_verbose(" ==> test");
if False==os.path.exists(test_file):
debug.extreme_verbose(" ==> must rebuild (a dependency file does not exist)")
file.close()
return True
if os.path.getmtime(test_file) > os.path.getmtime(dst):
debug.extreme_verbose(" ==> must rebuild (a dependency file time is newer)")
file.close()
return True
# close the current file :
file.close()
# check the 2 files are identical:
if force_identical == True:
# check if the 2 cmd_line are similar :
size_src = _file_size(src)
size_dst = _file_size(dst)
if size_src != size_dst:
debug.extreme_verbose(" Force Rewrite not the same size size_src=" + str(size_src) + " != size_dest=" + str(size_dst))
return True
data_src = _file_read_data(src, binary=True)
data_dst = _file_read_data(dst, binary=True)
if data_src != data_dst:
debug.extreme_verbose(" Force Rewrite not the same data")
return True
debug.extreme_verbose(" ==> Not rebuild (all dependency is OK)")
return False
def need_re_package(dst, src_list, must_have_src, file_cmd="", cmd_line=""):
debug.extreme_verbose("Request check of dependency of :")
debug.extreme_verbose(" dst='" + str(dst) + "'")
compleate_list = []
debug.extreme_verbose(" src:")
if type(src_list) == str:
compleate_list.append(src_list)
debug.extreme_verbose(" '" + src_list + "'")
elif type(src_list) == list:
for src in src_list:
compleate_list.append(src)
debug.extreme_verbose(" '" + str(src) + "'")
elif type(src_list) == dict:
for key in src_list:
debug.extreme_verbose(" '" + str(key) + "'")
for src in src_list[key]:
compleate_list.append(src)
debug.extreme_verbose(" '" + str(src) + "'")
if must_have_src == False \
and len(compleate_list) == 0:
return False
# if force mode selected ==> just force rebuild ...
if env.get_force_mode():
debug.extreme_verbose(" ==> must re-package (force mode)")
return True
# check if the destination existed:
if os.path.exists(dst) == False:
debug.extreme_verbose(" ==> must re-package (dst does not exist)")
return True
# chek the basic date if the 2 files
if len(compleate_list) == 0:
debug.extreme_verbose(" ==> must re-package (no source ???)")
return True
for src in compleate_list:
if os.path.getmtime(src) > os.path.getmtime(dst):
debug.extreme_verbose(" ==> must re-package (source time greater) : '" + src + "'")
return True
if ""!=file_cmd:
if False==os.path.exists(file_cmd):
debug.extreme_verbose(" ==> must rebuild (no commandLine file)")
return True
# check if the 2 cmd_line are similar :
file2 = open(file_cmd, "r")
first_and_unique_line = file2.read()
if first_and_unique_line != cmd_line:
debug.extreme_verbose(" ==> must rebuild (cmd_lines are not identical)")
debug.extreme_verbose(" ==> '" + cmd_line + "'")
debug.extreme_verbose(" ==> '" + first_and_unique_line + "'")
file2.close()
return True
# the cmdfile is correct ...
file2.close()
debug.extreme_verbose(" ==> Not re-package (all dependency is OK)")
return False