lib/scripts/isabelle-platform

Document.Snapshot: support for multiple snippet_commands;
clarified Command.rich_text: prefer explicit id, e.g. from message serial;
clarified Pretty_Text_Area.update: Protocol_Message.provide_serial;
clarified Pretty_Text_Area.format_rich_texts, with separate formatting of messages;

# -*- shell-script -*- :mode=shellscript:
#
# determine general hardware and operating system type for Isabelle system tools
#

ISABELLE_PLATFORM_FAMILY=""
ISABELLE_PLATFORM64=""
ISABELLE_APPLE_PLATFORM64=""
ISABELLE_WINDOWS_PLATFORM32=""
ISABELLE_WINDOWS_PLATFORM64=""

case $(uname -s) in
  Linux)
    ISABELLE_PLATFORM_FAMILY="linux"
    case $(uname -m) in
      aarch64)
        ISABELLE_PLATFORM64=arm64-linux
        ;;
      *)
        ISABELLE_PLATFORM64=x86_64-linux
        ;;
    esac
    ;;
  Darwin)
    ISABELLE_PLATFORM_FAMILY="macos"
    ISABELLE_PLATFORM64=x86_64-darwin
    case $(uname -a) in
      *arm64*|*ARM64*)
        ISABELLE_APPLE_PLATFORM64=arm64-darwin
        ;;
      *)
        ;;
    esac
    ;;
  CYGWIN_NT*)
    ISABELLE_PLATFORM_FAMILY="windows"
    ISABELLE_WINDOWS_PLATFORM32="x86-windows"
    ISABELLE_WINDOWS_PLATFORM64="x86_64-windows"
    ISABELLE_PLATFORM64=x86_64-cygwin
    ;;
esac