apt-config - APT Configuration Query program
apt-config [ -hv ] [ -o=config string ] [ -c=file ] [ shell ] [
apt-config is an internal program used by various portions of the APT
suite to provide consistent configurability. It accesses the main configuarion
file /etc/apt/apt.conf in a manner that is easy to use by
Unless the -h, or --help option is given one of the commands below must
shell shell is used to access the configuration information from a
shell script. It is given pairs of arguments, the first being a
shell variable and the second the configuration value to query.
As output it lists a series of shell assignments commands for
each present value. In a shell script it should be used like:
RES=`apt-config shell OPTS MyApp::Options`
This will set the shell environment variable $OPTS to the value
of MyApp::Options with a default of -f.
The configuration item may be postfixed with a /[fdbi]. f
returns file names, d returns directories, b returns true or
false and i returns an integer. Each of the returns is normalized
and verified internally.
dump Just show the contents of the configuration space.
All command line options may be set using the configuration file, the
descriptions indicate the configuration option to set. For boolean
options you can override the config file by using something like
-f-,--no-f, -f=no or several other variations.
--help Show a short usage summary.
Show the program verison.
Configuration File; Specify a configuration file to use. The
program will read the default configuration file and then this
configuration file. See apt.conf(5) for syntax information.
Set a Configuration Option; This will set an arbitary configuration
option. The syntax is -o Foo::Bar=bar.
apt-config returns zero on normal operation, decimal 100 on error.
See the APT bug page <URL:http://bugs.debian.org/apt>. If you wish to
report a bug in APT, please see /usr/share/doc/debian/bug-reporting.txt
or the bug(1) command.
APT was written by the APT team <email@example.com>.
12 March 2001 APT-CONFIG(8)
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