#!@PYTHON@

import sys

if sys.version_info >= ( 2, 6 ):
    import subprocess
    p = subprocess.Popen(["uname", "-s"], stdout=subprocess.PIPE)
    platform = p.communicate()[0]
    if p.returncode != 0:
        raise Exception("FAILED to get platform from 'uname -s'!")

    p = subprocess.Popen(["uname", "-p"], stdout=subprocess.PIPE)
    architecture = p.communicate()[0]
    if p.returncode != 0:
        raise Exception("FAILED to get architecture from 'uname -p'!")
else:
    import commands
    platform = commands.getoutput('uname -s')
    architecture = commands.getoutput('uname -p')

# Newer python makes this a binary byte stream, convert into string:
if platform is not str:
    platform = platform.decode('utf-8')

if architecture is not str:
    architecture = architecture.decode('utf-8')

# Strip end-of-line, if present:
platform = platform.strip()
architecture = architecture.strip()

target_os='@target_os@'.lower()
target_cpu='@target_cpu@'.lower()

# checkinstall script creation
fp=open("checkinstall","w")
# Note: same arch is relevant for different bitnesses that
# can be discerned via `isainfo` further (if ever needed)
fp.write("#!/bin/sh\n")
fp.write("\nexpected_platform=SunOS\n")
if platform == "SunOS" and architecture == "i386":
	fp.write("expected_architecture=i386\n")
elif platform == "SunOS" and architecture == "sparc":
	fp.write("expected_architecture=sparc\n")
else:
	sys.stderr.write("WARNING: Failed to detect expected_architecture! platform='%s' (expected 'SunOS') architecture='%s' (expected 'i386' or 'sparc')!\n" % (platform, architecture))

if 'solaris' in target_os or 'illumos' in target_os:
	if target_cpu == 'x86_64' or target_cpu == 'amd64':
		fp.write("expected_isa=amd64\n")
	elif target_cpu == 'i686' or target_cpu == 'i386':
		fp.write("expected_isa=i386\n")
	elif target_cpu == 'sparcv9':
		fp.write("expected_isa=sparcv9\n")
	elif target_cpu == 'sparcv7' or target_cpu == 'sparc':
		fp.write("expected_isa=sparc\n")
	else:
		fp.write("expected_isa=''\n")
else:
	fp.write("expected_isa=''\n")

fp.write("platform=\"`uname -s`\"\n")
fp.write("architecture=\"`uname -p`\"\n\n")

fp.write("if [ \"${platform}\" = \"${expected_platform}\" ]; then\n")
fp.write("\tif [ \"${architecture}\" = \"${expected_architecture}\" ]; then\n")
fp.write("\t\tif [ -n \"${expected_isa}\" ]; then\n")
fp.write("\t\t\tfor I in `isainfo` ; do if [ \"${I}\" = \"${expected_isa}\" ]; then\n")
fp.write("\t\t\t\techo \"Checkinstall complete\"\n")
fp.write("\t\t\t\texit 0\n")
fp.write("\t\t\tfi; done\n")
fp.write("\t\t\techo \"This is not a compatible Solaris machine: architecture='${architecture}' expected_architecture='${expected_architecture}' expected_isa='${expected_isa} (local isainfo=`isainfo`)'\"\n")
fp.write("\t\t\texit 1\n")
fp.write("\t\telse\n")
fp.write("\t\t\techo \"Checkinstall complete\"\n")
fp.write("\t\t\texit 0\n")
fp.write("\t\tfi\n")
fp.write("\tfi\n")
fp.write("fi\n")
fp.write("echo \"This is not Solaris machine: architecture='${architecture}' expected_architecture='${expected_architecture}' expected_isa='${expected_isa}'\"\n")
fp.write("exit 1\n")

fp.close()