forked from OSchip/llvm-project
90 lines
2.4 KiB
Python
90 lines
2.4 KiB
Python
import os
|
|
from subprocess import check_output, check_call
|
|
import sys
|
|
|
|
|
|
Verbose = 1
|
|
|
|
def which(command, paths=None):
|
|
"""which(command, [paths]) - Look up the given command in the paths string
|
|
(or the PATH environment variable, if unspecified)."""
|
|
|
|
if paths is None:
|
|
paths = os.environ.get('PATH', '')
|
|
|
|
# Check for absolute match first.
|
|
if os.path.exists(command):
|
|
return command
|
|
|
|
# Would be nice if Python had a lib function for this.
|
|
if not paths:
|
|
paths = os.defpath
|
|
|
|
# Get suffixes to search.
|
|
# On Cygwin, 'PATHEXT' may exist but it should not be used.
|
|
if os.pathsep == ';':
|
|
pathext = os.environ.get('PATHEXT', '').split(';')
|
|
else:
|
|
pathext = ['']
|
|
|
|
# Search the paths...
|
|
for path in paths.split(os.pathsep):
|
|
for ext in pathext:
|
|
p = os.path.join(path, command + ext)
|
|
if os.path.exists(p):
|
|
return p
|
|
|
|
return None
|
|
|
|
|
|
def hasNoExtension(FileName):
|
|
(Root, Ext) = os.path.splitext(FileName)
|
|
return (Ext == "")
|
|
|
|
|
|
def isValidSingleInputFile(FileName):
|
|
(Root, Ext) = os.path.splitext(FileName)
|
|
return Ext in (".i", ".ii", ".c", ".cpp", ".m", "")
|
|
|
|
|
|
def getSDKPath(SDKName):
|
|
"""
|
|
Get the path to the SDK for the given SDK name. Returns None if
|
|
the path cannot be determined.
|
|
"""
|
|
if which("xcrun") is None:
|
|
return None
|
|
|
|
Cmd = "xcrun --sdk " + SDKName + " --show-sdk-path"
|
|
return check_output(Cmd, shell=True).rstrip()
|
|
|
|
|
|
def runScript(ScriptPath, PBuildLogFile, Cwd, Stdout=sys.stdout,
|
|
Stderr=sys.stderr):
|
|
"""
|
|
Run the provided script if it exists.
|
|
"""
|
|
if os.path.exists(ScriptPath):
|
|
try:
|
|
if Verbose == 1:
|
|
Stdout.write(" Executing: %s\n" % (ScriptPath,))
|
|
check_call("chmod +x '%s'" % ScriptPath, cwd=Cwd,
|
|
stderr=PBuildLogFile,
|
|
stdout=PBuildLogFile,
|
|
shell=True)
|
|
check_call("'%s'" % ScriptPath, cwd=Cwd,
|
|
stderr=PBuildLogFile,
|
|
stdout=PBuildLogFile,
|
|
shell=True)
|
|
except:
|
|
Stderr.write("Error: Running %s failed. See %s for details.\n" % (
|
|
ScriptPath, PBuildLogFile.name))
|
|
sys.exit(-1)
|
|
|
|
|
|
def isCommentCSVLine(Entries):
|
|
"""
|
|
Treat CSV lines starting with a '#' as a comment.
|
|
"""
|
|
return len(Entries) > 0 and Entries[0].startswith("#")
|