tImprove functionality of shell status script - Granular.jl - Julia package for granular dynamics simulation
(HTM) git clone git://src.adamsgaard.dk/Granular.jl
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---
(DIR) commit 91f51bd10b33949493671db8ac2b333eb0aca594
(DIR) parent 5d42f7db81bf61b204edebb53e9d07b164463f33
(HTM) Author: Anders Damsgaard <anders@adamsgaard.dk>
Date: Wed, 10 Apr 2019 14:36:17 +0200
Improve functionality of shell status script
Diffstat:
M granular-status.sh | 93 ++++++++++++++++++++++++-------
1 file changed, 73 insertions(+), 20 deletions(-)
---
(DIR) diff --git a/granular-status.sh b/granular-status.sh
t@@ -1,23 +1,76 @@
-#!/bin/bash
+#!/usr/bin/env bash
-# Status script which traverses the subdirectories of the current folder for
-# simulations. You may want to add this to your shell's PATH variable.
+version=1.0
+loopinterval=10
-set -e
-cmd_single='julia --color=yes -e "import Granular; Granular.status()"'
-cmd_loop='julia --color=yes -e "import Granular; Granular.status(loop=true, t_int=10)"'
-cmd_render='julia --color=yes -e "import Granular; Granular.status(visualize=true)"'
+function show_help {
+ echo "usage: ${0##*/} [OPTIONS] [COMMAND]"
+ echo "Status script which traverses the subdirectories of the current "
+ echo "directory for simulations."
+ echo
+ echo "The following COMMANDS are supported:"
+ echo " loop continuously show status of simulations"
+ echo " render continuously show status of simulations"
+ echo
+ echo "OPTIONS are one or more of the following:"
+ echo " -h, --help show this message"
+ echo " -v, --version show version and license information"
+ echo " -n, --interval SECONDS sleep duration between status loops"
+ echo " -- do not consider any following args as options"
+}
-if [[ "$1" == "loop" ]]; then
- eval $cmd_loop
-elif [[ "$1" == "-l" ]]; then
- eval $cmd_loop
-elif [[ "$1" == "--loop" ]]; then
- eval $cmd_loop
-elif [[ "$1" == "render" ]]; then
- eval $cmd_render
-elif [[ "$1" == "visualize" ]]; then
- eval $cmd_render
-else
- eval $cmd_single
-fi
+function show_version {
+ echo "${0##*/} version $version"
+ echo "Licensed under the GNU Public License, v3+"
+ echo "written by Anders Damsgaard, anders@adamsgaard.dk"
+ echo "https://gitlab.com/admesg/dotfiles"
+}
+
+function die {
+ printf '%s\n' "$1" >&2
+ exit 1
+}
+
+while :; do
+ case "$1" in
+ -h|-\?|--help)
+ show_help
+ exit 0
+ ;;
+ -v|--version)
+ show_version
+ exit 0
+ ;;
+ -n|--interval)
+ loopinterval="$2"
+ shift
+ ;;
+ --) # end all options
+ shift
+ break
+ ;;
+ -?*)
+ die 'Error: Unknown option specified'
+ ;;
+ *) # No more options
+ break
+ esac
+ shift
+done
+
+for cmd in "$@"; do
+ case "$cmd" in
+ loop)
+ julia --color=yes -e "import Granular; Granular.status(loop=true, t_int=$loopinterval)"
+ exit 0
+ ;;
+ visualize)
+ julia --color=yes -e "import Granular; Granular.status(visualize=true)"
+ exit 0
+ ;;
+ *)
+ die 'Unknown commmand specified'
+ ;;
+ esac
+done
+julia --color=yes -e "import Granular; Granular.status()"