check_env.py

#!/usr/bin/python
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# // Author: Filippov Ilia

import common
import sys
import os
import string
print_debug = common.print_debug
error = common.error
take_lines = common.take_lines

exists = [False, False, False, False, False, False, False, False]
names = ["m4", "bison", "flex", "sde", "ispc", "clang", "gcc", "icc"]

PATH_dir = string.split(os.getenv("PATH"), os.pathsep)
for counter in PATH_dir:
    for i in range(0,8):
        if os.path.exists(counter + os.sep + names[i]):
            exists[i] = True

print_debug("=== in PATH: ===\n", False, "")
print_debug("Tools:\n", False, "")
for i in range(0,3):
    if exists[i]:
        print_debug(take_lines(names[i] + " --version", "first"), False, "")
    else:
        error("you don't have " + names[i], 0)
if exists[0] and exists[1] and exists[2]:
    if common.check_tools(2):
        print_debug("Tools' versions are ok\n", False, "")
print_debug("\nSDE:\n", False, "")
if exists[3]:
    print_debug(take_lines(names[3] + " --version", "first"), False, "")
else:
    error("you don't have " + names[3], 2)
print_debug("\nISPC:\n", False, "")
if exists[4]:
    print_debug(take_lines(names[4] + " --version", "first"), False, "")
else:
    error("you don't have " + names[4], 2)
print_debug("\nC/C++ compilers:\n", False, "")
for i in range(5,8):
    if exists[i]:
        print_debug(take_lines(names[i] + " --version", "first"), False, "")
    else:
        error("you don't have " + names[i], 2)

print_debug("\n=== in ISPC specific environment variables: ===\n", False, "")
if os.environ.get("LLVM_HOME") == None:
    error("you have no LLVM_HOME", 2)
else:
    print_debug("Your LLVM_HOME:" + os.environ.get("LLVM_HOME") + "\n", False, "")
if os.environ.get("ISPC_HOME") == None:
    error("you have no ISPC_HOME", 2)
else:
    print_debug("Your ISPC_HOME:" + os.environ.get("ISPC_HOME") + "\n", False, "")
    if os.path.exists(os.environ.get("ISPC_HOME") + os.sep + "ispc"):
        print_debug("You have ISPC in your ISPC_HOME: " +
        take_lines(os.environ.get("ISPC_HOME") + os.sep + "ispc" + " --version", "first"), False, "")
    else:
        error("you don't have ISPC in your ISPC_HOME", 2)
if os.environ.get("SDE_HOME") == None:
    error("You have no SDE_HOME", 2)
else:
    print_debug("Your SDE_HOME:" + os.environ.get("SDE_HOME") + "\n", False, "")
    if os.path.exists(os.environ.get("SDE_HOME") + os.sep + "sde"):
        print_debug("You have sde in your SDE_HOME: " +
        take_lines(os.environ.get("SDE_HOME") + os.sep + "sde" + " --version", "first"), False, "")
    else:
        error("you don't have any SDE in your ISPC_HOME", 2)