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Implemented TRENINCL path search support for include files.
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1 parent 8449247 commit 3af666d2d0a85b5abb722e6a1f6aacba8e59ad44
@tundra tundra authored on 25 Jun 2010
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 tren.py
 
PROGNAME = "tren.py"
BASENAME = PROGNAME.split(".py")[0]
PROGENV = BASENAME.upper()
RCSID = "$Id: tren.py,v 1.217 2010/04/07 18:36:55 tundra Exp $"
INCLENV = PROGENV + "INCL"
RCSID = "$Id: tren.py,v 1.218 2010/06/25 22:39:46 tundra Exp $"
VERSION = RCSID.split()[2]
 
# Copyright Information
 
 
elif OSNAME == 'posix':
POSIX = True
 
# If we're on Win32, try to load win32all stuff if it's available
 
# Set up Windows-specific stuff
if WINDOWS:
 
# Try to load win32all stuff if it's available
 
try:
from win32api import GetFileAttributes, GetComputerName
import win32con
from win32file import GetDriveType
 
except:
WIN32ALL = False
 
 
# Get Unix password and group features
# Set up Unix-specific stuff
 
elif POSIX:
 
# Get Unix password and group features
 
import grp
import pwd
 
 
# Uh oh, this is not an OS we know about
 
else:
sys.stderr.write("Unsupported Operating System! Aborting ...\n")
sys.exit(1)
 
#----------------------------------------------------------#
# Constants & Literals #
#----------------------------------------------------------#
 
 
 
#####
# General Program Constants
NULLESC = "Escape string" # Cannot be null
NULLRENSEP = "Old/New separator string" # Cannot be null
NULLSUFFIX = "Forced renaming suffix string" # Cannot be null
OPTINTRO = "-" # Option introducer
PATHDELUNIX = ":" # Separates include path elements on Unix systems
PATHDELWIN = ";" # Separates include path elements on Windows systems
PATHSEP = os.path.sep # File path separator character
RANGESEP = ":" # Separator for instance ranges
SINGLEINST = "SINGLEINST" # Indicates a single, not range, replacement instance
WINDOWSGROUP = "WindowsGroup" # Returned on Windows w/o win32all
WINDOWSUSER = "WindowsUser" # Reutrned on Windows w/o win32all
if NUMINCLUDES > MAXINCLUDES:
ErrorMsg(eTOOMANYINC)
 
# Read the included file, stripping out comments
 
# Use include path if one was provided
 
inclpath = os.getenv(INCLENV)
if inclpath:
 
found = searchpath(inclfile, inclpath, PATHDEL)
if found:
inclfile = found[0]
 
try:
n = []
f = open(inclfile)
# End of 'ProcessIncludes()'
 
 
#####
# Search Path Looking For Include File
#####
 
def searchpath(filename, pathlist, pathdelim):
 
# What we'll return if we find nothing
retval = []
 
# Find all instances of filename in specified paths
 
paths = pathlist.split(pathdelim)
 
for path in paths:
 
if path and path[-1] != PATHSEP:
path += PATHSEP
 
path += filename
 
if os.path.exists(path):
retval.append(os.path.realpath(path))
 
return retval
 
# End of 'searchpath()'
 
 
#####
# Print Usage Information
#####
 
def Usage():
 
#----------------------------------------------------------#
# Program Entry Point #
#----------------------------------------------------------#
 
# Set up proper include path separator
 
if WINDOWS:
PATHDEL = PATHDELWIN
 
else:
PATHDEL = PATHDELUNIX
 
 
#####
# Command Line Preprocessing
#