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Hdlmake
Commit 1538e3ae authored by Javier D. Garcia-Lasheras's avatar Javier D. Garcia-Lasheras
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Add comments to utils

parent 9bf64a0c
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Showing with 36 additions and 31 deletions
hdlmake/util/path.py
View file @ 1538e3ae
......@@ -20,6 +20,8 @@
# along with Hdlmake. If not, see <http://www.gnu.org/licenses/>.
#
"""This module provides a set of functions that are commonly used in HDLMake"""
from __future__ import print_function
import os
import sys
......@@ -29,17 +31,9 @@ import platform
def url_parse(url):
"""
Check if link to a repo seems to be correct. Filter revision number and branch
Check if link to a repo seems to be correct. Filter revision
number and branch
"""
"""url_pat = re.compile("[ \t]*([^ \t]+?)[ \t]*(::)?([^ \t@]+)?(@[ \t]*(.+))?[ \t]*")
url_match = re.match(url_pat, url)
if url_match is None:
print("Not a correct repo url: {0}. Skipping".format(url))
url_clean = url_match.group(1)
if url_match.group(3) is not None: #there is a branch
branch = url_match.group(3)
if url_match.group(5) is not None: #there is a revision given
rev = url_match.group(5)"""
url_clean, branch, rev = None, None, None
if "@@" in url:
url_clean, rev = url.split("@@")
......@@ -55,7 +49,6 @@ def url_basename(url):
"""
Get basename from an url
"""
if url.endswith(".git"):
parts = url[:-4].split("/")
elif url[-1] == '/':
......@@ -67,6 +60,9 @@ def url_basename(url):
def svn_basename(url):
"""
Get basename from an SVN url
"""
words = url.split('//')
try:
words = words[1].split('/')
......@@ -75,43 +71,52 @@ def svn_basename(url):
return None
def pathsplit(p, rest=None):
def pathsplit(path, rest=None):
"""
Split the provided path and return as a tuple
"""
if rest is None:
rest = []
(h, t) = os.path.split(p)
if len(h) < 1:
return [t] + rest
if len(t) < 1:
return [h] + rest
return pathsplit(h, [t] + rest)
(head, tail) = os.path.split(path)
if len(head) < 1:
return [tail] + rest
if len(tail) < 1:
return [head] + rest
return pathsplit(head, [tail] + rest)
def commonpath(l1, l2, common=None):
def commonpath(path1, path2, common=None):
"""
Return the common path for the provided paths
"""
if common is None:
common = []
if len(l1) < 1:
return (common, l1, l2)
if len(l2) < 1:
return (common, l1, l2)
if l1[0] != l2[0]:
return (common, l1, l2)
return commonpath(l1[1:], l2[1:], common + [l1[0]])
if len(path1) < 1:
return (common, path1, path2)
if len(path2) < 1:
return (common, path1, path2)
if path1[0] != path2[0]:
return (common, path1, path2)
return commonpath(path1[1:], path2[1:], common + [path1[0]])
def is_rel_path(path):
"""Check if the given path is relative"""
return not os.path.isabs(path)
def is_abs_path(path):
"""Check if the given path is absolute"""
return os.path.isabs(path)
def relpath(p1, p2=None):
if p2 is None:
p2 = os.getcwd()
if p1 == p2:
def relpath(path1, path2=None):
"""Return the relative path of one path with respect to the other"""
if path2 is None:
path2 = os.getcwd()
if path1 == path2:
return '.'
return os.path.relpath(p1, p2)
return os.path.relpath(path1, path2)
def rel2abs(path, base=None):
......
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