175 lines
4.1 KiB
Bash
175 lines
4.1 KiB
Bash
#! @shell@
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set -o errexit
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set -o nounset
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show_help() {
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@coreutils@/bin/cat << EOF
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Usage: uname [OPTION]...
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Print certain system information. With no OPTION, same as -s.
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-a, --all print all information, in the following order,
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except omit -p and -i if unknown:
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-s, --kernel-name print the kernel name
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-n, --nodename print the network node hostname
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-r, --kernel-release print the kernel release
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-v, --kernel-version print the kernel version
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-m, --machine print the machine hardware name
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-p, --processor print the processor type (non-portable)
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-i, --hardware-platform print the hardware platform (non-portable)
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-o, --operating-system print the operating system
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--help display this help and exit
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--version output version information and exit
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EOF
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exit 0
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}
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# Potential command-line options.
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version=0
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all=0
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kernel_name=0
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nodename=0
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kernel_release=0
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kernel_version=0
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machine=0
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processor=0
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hardware_platform=0
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operating_system=0
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@getopt@/bin/getopt --test > /dev/null && rc=$? || rc=$?
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if [[ $rc -ne 4 ]]; then
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# This shouldn't happen.
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echo "Warning: Enhanced getopt not supported, please open an issue in nixpkgs." >&2
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else
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# Define all short and long options.
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SHORT=hvsnrvmpioa
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LONG=help,version,kernel-name,nodename,kernel-release,kernel-version,machine,processor,hardware-platform,operating-system,all
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# Parse all options.
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PARSED=`@getopt@/bin/getopt --options $SHORT --longoptions $LONG --name "$0" -- "$@"`
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eval set -- "$PARSED"
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fi
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# With no OPTION, same as -s.
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if [[ $# -eq 0 ]]; then
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kernel_name=1
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fi
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# Process each argument, and set the appropriate flag if we recognize it.
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while [[ $# -ge 1 ]]; do
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case "$1" in
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--version)
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version=1
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;;
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-s|--kernel-name)
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kernel_name=1
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;;
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-n|--nodename)
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nodename=1
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;;
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-r|--kernel-release)
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kernel_release=1
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;;
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-v|--kernel-version)
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kernel_version=1
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;;
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-m|--machine)
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machine=1
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;;
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-p|--processor)
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processor=1
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;;
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-i|--hardware-platform)
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hardware_platform=1
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;;
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-o|--operating-system)
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operating_system=1
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;;
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-a|--all)
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all=1
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;;
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--help)
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show_help
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;;
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--)
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shift
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break
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;;
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*)
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echo "uname: unrecognized option '$1'"
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echo "Type 'uname --help' for a list of available options."
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exit 1
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;;
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esac
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shift
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done
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KERNEL_NAME_VAL=@uSystem@
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NODENAME_VAL=nixpkgs
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KERNEL_RELEASE_VAL=@modDirVersion@
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# #1-NixOS SMP PREEMPT_DYNAMIC Wed Dec 14 10:41:06 UTC 2022
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KERNEL_VERSION_VAL="#1-NixOS Tue Jan 1 00:00:00 UTC 1980"
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MACHINE_VAL=@processor@
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PROCESSOR_VAL=unknown
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HARDWARE_PLATFORM_VAL=unknown
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OPERATING_SYSTEM_VAL=@operatingSystem@
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if [[ "$version" = "1" ]]; then
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# in case some script greps for GNU coreutils.
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echo "uname (GNU coreutils) 9.1"
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echo "Nixpkgs deterministic-uname"
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exit
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fi
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# output of the real uname from GNU coreutils
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# Darwin:
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# Darwin *nodename* 22.1.0 Darwin Kernel Version 22.1.0: Sun Oct 9 20:14:30 PDT 2022; root:xnu-8792.41.9~2/RELEASE_ARM64_T8103 arm64 arm Darwin
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# NixOS:
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# Linux *nodename* 6.0.13 #1-NixOS SMP PREEMPT_DYNAMIC Wed Dec 14 10:41:06 UTC 2022 x86_64 GNU/Linux
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if [[ "$all" = "1" ]]; then
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echo -n "$KERNEL_NAME_VAL $NODENAME_VAL $KERNEL_RELEASE_VAL $KERNEL_VERSION_VAL $MACHINE_VAL "
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# in help: except omit -p and -i if unknown.
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#echo -n "$PROCESSOR_VAL $HARDWARE_PLATFORM_VAL\n"
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echo -n "$OPERATING_SYSTEM_VAL"
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fi
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if [[ "$kernel_name" = "1" ]]; then
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echo -n "$KERNEL_NAME_VAL"
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fi
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if [[ "$nodename" = "1" ]]; then
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echo -n "$NODENAME_VAL"
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fi
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if [[ "$kernel_release" = "1" ]]; then
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echo -n "$KERNEL_RELEASE_VAL"
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fi
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if [[ "$kernel_version" = "1" ]]; then
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echo -n "$KERNEL_VERSION_VAL"
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fi
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if [[ "$machine" = "1" ]]; then
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echo -n "$MACHINE_VAL"
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fi
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if [[ "$processor" = "1" ]]; then
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echo -n "$PROCESSOR_VAL"
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fi
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if [[ "$hardware_platform" = "1" ]]; then
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echo -n "$HARDWARE_PLATFORM_VAL"
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fi
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if [[ "$operating_system" = "1" ]]; then
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echo -n "$OPERATING_SYSTEM_VAL"
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fi
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# for newline.
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echo
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