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Added support for control file in .tar.gz format. #5

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Merged
merged 1 commit into from
Jan 22, 2019
Merged

Added support for control file in .tar.gz format. #5

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36 changes: 30 additions & 6 deletions termux-apt-repo
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Original file line number Diff line number Diff line change
Expand Up @@ -11,13 +11,37 @@ def get_package_name(filename):
# Expects the 'name_version_arch.deb' naming scheme.
return filename.split('_')[0]

def run_shell_command(cmd):
try:
return subprocess.check_output([cmd], shell=True,
universal_newlines=True,
stderr=subprocess.DEVNULL).strip()
except subprocess.CalledProcessError:
return None

def control_file_contents(debfile):
return subprocess.check_output(
["ar p " + debfile + " control.tar.xz | tar --to-stdout -xJf - ./control"],
shell=True,
universal_newlines=True,
stderr=subprocess.DEVNULL
).strip()
file_list = run_shell_command("ar t {}".format(debfile))
if file_list is None:
sys.exit("Error listing contents of '{}'".format(debfile))

file_list = file_list.split("\n")

if "control.tar.gz" in file_list:
control_filename = "control.tar.gz"
tar_args = "-z"
elif "control.tar.xz" in file_list:
control_filename = "control.tar.xz"
tar_args = "-J"
else:
sys.exit("Failed to find control file in '{}'".format(debfile))

cmd_fmt = "ar p {} {} | tar -O {} -xf - ./control"
cmd = cmd_fmt.format(debfile, control_filename, tar_args)
contents = run_shell_command(cmd)
if contents is None:
sys.exit("Error extracting control file from '{}'".format(debfile))

return contents

def add_deb(deb_to_add_path, component, use_hard_links):
deb_to_add_control_file = control_file_contents(deb_to_add_path)
Expand Down