Man1 - paccapability.1

paccapability - query libalpm capabilities

paccapability [options] [<capability>…] paccapability (–help|–version)

paccapability provides a way to query which features libalpm was built with. Recognized capabilities are:

• ALPM_CAPABILITY_NLS
• ALPM_CAPABILITY_DOWNLOADER
• ALPM_CAPABILITY_SIGNATURES

Capabilities are case-insensitive and may omit the leading ALPM_CAPABILITY_. If no capabilities are provided, all enabled capabilities will be printed, one per line. Otherwise, each provided capability will printed, one per line, followed by a one or zero to indicate that the feature is enabled or disabled, respectively. If any given capabilities are disabled paccapability will exit with a non-zero value.

–help

Display usage information and exit.

–version

Display version information and exit.

Check if libalpm was built with signature checking:

paccapability signatures >/dev/null && …