scripts/axify

   1 #!/bin/bash
   2 # shellcheck disable=SC2250
   3 #
   4 # ax-make: Alex' Simple Makefile System
   5 # Copyright (c)2014-2023 Alexander Barton (alex@barton.de)
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12
  13 NAME=$(basename "$0")
  14
  15 Usage() {
  16         echo "Usage: $NAME [-2|-3|-l <lic>] [<lib-dir>]"
  17         echo
  18         echo "  -0           Don't create AUTHORS, COPYING and README files."
  19         echo '  -2           Use the GNU GPLv2 for the COPYING file.'
  20         echo '  -3           Use the GNU GPLv3 for the COPYING file.'
  21         echo '  -l <lic>     Specify license to use for the COPYING file:'
  22         echo '               <lic> can be "gpl2", "gpl3", "lgpl21", "lgpl3".'
  23         echo '               By default an empty COPYING file is created.'
  24         echo '  -m           Use Markdown, create AUTHORS.md and README.md.'
  25         echo
  26         echo "  <lib-dir>    Library directory. Default: current working directory."
  27         echo
  28         exit 2
  29 }
  30
  31 Download() {
  32         URL="$1"
  33         FILE="$2"
  34
  35         echo "Downloading $URL to \"$FILE\" ..."
  36
  37         if curl --version >/dev/null 2>&1; then
  38                 curl -#Lo "$FILE" "$URL" && return 0
  39                 echo "Failed to download $URL! [curl]"
  40                 return 1
  41         fi
  42
  43         if wget --version >/dev/null 2>&1; then
  44                 wget -qO "$FILE" --show-progress "$URL" && return 0
  45                 echo "Failed to download $URL! [wget]"
  46                 return 1
  47         fi
  48
  49         echo "Can't download $URL, no download tool found!"
  50         return 1
  51 }
  52
  53 LIB_D="."
  54 LICENSE=""
  55 ADD_FILES=1
  56 unset SUFFIX
  57
  58 while true; do
  59         case "$1" in
  60                 "-0")
  61                         unset ADD_FILES
  62                         ;;
  63                 "-2")
  64                         LICENSE="gpl2"
  65                         ;;
  66                 "-3")
  67                         LICENSE="gpl3"
  68                         ;;
  69                 "-l")
  70                         LICENSE="$2"
  71                         shift
  72                         ;;
  73                 "-m")
  74                         SUFFIX=".md"
  75                         ;;
  76                 "-"*)
  77                         Usage
  78                         ;;
  79                 *)
  80                         break
  81                         ;;
  82         esac
  83         shift
  84 done
  85
  86 [[ $# -gt 1 ]] && Usage
  87
  88 [[ -n "$1" ]] && LIB_D="$1"
  89
  90 if [[ -r "/usr/local/share/ax-make/Makefile.ax" ]]; then
  91         MAKEFILE_AX="/usr/local/share/ax-make/Makefile.ax"
  92 elif [[ -r "/usr/share/ax-make/Makefile.ax" ]]; then
  93         MAKEFILE_AX="/usr/share/ax-make/Makefile.ax"
  94 else
  95         echo "$NAME: No source \"Makefile.ax\" found!"
  96         echo "$NAME: Please check your installation of \"ax-make\" and try again."
  97         exit 1
  98 fi
  99
 100 # -- Makefile.ax --
 101
 102 if [[ ! -d "$LIB_D" ]]; then
 103         mkdir -pv "$LIB_D" || exit 1
 104 fi
 105
 106 target="$LIB_D/$(basename "$MAKEFILE_AX")"
 107 if [[ ! -e "$target" || "$MAKEFILE_AX" -nt "$target" ]]; then
 108         echo "Updating \"$target\" ..."
 109         cp -v "$MAKEFILE_AX" "$target" || exit 1
 110 else
 111         echo "Makefile \"$target\" is up to date."
 112 fi
 113
 114 # -- Project Makefile's ---
 115
 116 if [[ ! -e "Makefile" ]]; then
 117 echo "Creating \"Makefile\" ..."
 118 [[ "$LIB_D" != "." ]] && subdirs="$LIB_D" || subdirs=""
 119 cat >"Makefile" <<EOF
 120 #
 121 # Makefile
 122 #
 123
 124 SOURCE_ROOT ?= \$(CURDIR)
 125
 126 SUBDIRS = $subdirs
 127
 128 include $LIB_D/Makefile.ax
 129 EOF
 130 fi
 131
 132 if [[ "$LIB_D" != "." && ! -e "$LIB_D/Makefile" ]]; then
 133 echo "Creating \"$LIB_D/Makefile\" ..."
 134 cat >"$LIB_D/Makefile" <<EOF
 135 #
 136 # Makefile
 137 #
 138
 139 SOURCE_ROOT ?= \$(CURDIR)/..
 140
 141 include Makefile.ax
 142 EOF
 143 fi
 144
 145 # --- Standard project files ---
 146
 147 if [[ ! -e "AUTHORS$SUFFIX" && -n "$ADD_FILES" ]]; then
 148         if git --version >/dev/null 2>&1; then
 149                 echo "Creating \"AUTHORS$SUFFIX\" file ..."
 150                 echo "$(git config user.name) <$(git config user.email)>" >>"AUTHORS$SUFFIX"
 151         fi
 152 fi
 153
 154 if [[ ! -e COPYING ]]; then
 155         LICENSE_URL=""
 156         case "$LICENSE" in
 157                 "")
 158                         ;;
 159                 "gpl2")
 160                         LICENSE_URL="https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt"
 161                         ;;
 162                 "gpl3")
 163                         LICENSE_URL="https://www.gnu.org/licenses/gpl-3.0.txt"
 164                         ;;
 165                 "lgpl21")
 166                         LICENSE_URL="https://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt"
 167                         ;;
 168                 "lgpl3")
 169                         LICENSE_URL="https://www.gnu.org/licenses/lgpl-3.0.txt"
 170                         ;;
 171                 *)
 172                         echo "Can't setup unknown \"$LICENSE\" license!"
 173                         ;;
 174         esac
 175         [[ -n "$LICENSE_URL" ]] && Download "$LICENSE_URL" COPYING
 176 else
 177         [[ -n "$LICENSE" ]] && echo "COPYING file already exists, skipping."
 178 fi
 179
 180 files=()
 181
 182 if [[ -n "$ADD_FILES" ]]; then
 183         files+=(COPYING)
 184         files+=("AUTHORS$SUFFIX" "README$SUFFIX")
 185 fi
 186
 187 for f in "${files[@]}"; do
 188         if [[ ! -e "$f" ]]; then
 189                 echo "Creating empty \"$f\" file ..."
 190                 touch "$f"
 191         fi
 192 done
 193
 194 exit 0