Mercurial > hgrepos > FreeBSD > ports > sysutils > local-bsdtools
annotate sbin/fports @ 787:004c676c3415
fports: Improve script help "-h" somewhat
| author | Franz Glasner <fzglas.hg@dom66.de> |
|---|---|
| date | Tue, 29 Oct 2024 11:07:36 +0100 |
| parents | b78815b47d5e |
| children | 7ca4a36e9e8d |
| rev | line source |
|---|---|
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fports: Begin a new command "fports" and fully implemented its subcommand "fports deptree".
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1 #!/bin/sh |
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2 # -*- indent-tabs-mode: nil; -*- |
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3 #: |
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4 #: Check the version status of installed ports and compare them to |
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5 #: version in remote repositories and the local ports index. |
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6 #: |
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7 #: :Author: Franz Glasner |
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8 #: :Copyright: (c) 2017-2024 Franz Glasner. |
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9 #: All rights reserved. |
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10 #: :License: BSD 3-Clause "New" or "Revised" License. |
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11 #: See LICENSE for details. |
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12 #: If you cannot find LICENSE see |
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13 #: <https://opensource.org/licenses/BSD-3-Clause> |
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14 #: :ID: @(#)@@SIMPLEVERSIONTAG@@ |
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15 #: |
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16 |
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17 : # separator for shellcheck: no module-level directives below |
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18 |
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19 # shellcheck disable=SC2034 # VERSION appears unused |
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20 VERSION='@@VERSION@@' |
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21 |
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22 # shellcheck disable=SC2016 # no expansion |
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23 USAGE=' |
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24 USAGE: fports -h |
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25 fports -V |
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26 fports deptree [-l maxlevel] [-r] [-t] package... |
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27 |
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28 GLOBAL OPTIONS: |
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29 |
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30 -V Print the program name and version number to stdout and exit |
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31 |
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32 -h Print this help message to stdout and exit |
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33 |
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34 ' |
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35 |
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36 |
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37 _p_datadir='@@DATADIR@@' |
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38 [ "${_p_datadir#@@DATADIR}" = '@@' ] && _p_datadir="$(dirname "$0")"/../share/local-bsdtools |
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39 . "${_p_datadir}/common.subr" |
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40 . "${_p_datadir}/farray.sh" |
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41 . "${_p_datadir}/ports.subr" |
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42 |
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43 |
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44 #: |
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45 #: Configuration directory. |
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46 #: |
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47 : "${CONFIGDIR:=@@ETCDIR@@}" |
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48 |
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49 #: |
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50 #: Mapping configuration: installed package name -> original package name. |
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51 #: |
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52 #: Note: |
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53 #: This is independent of any repo |
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54 # |
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55 : "${PACKAGE_MAPPING:=${CONFIGDIR}/package-mapping.conf}" |
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56 |
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57 # shellcheck disable=SC1091 # does not exist -- cannot read |
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58 [ -r "${CONFIGDIR}/pkgtools.conf" ] && . "${CONFIGDIR}/pkgtools.conf" |
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59 |
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60 |
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61 # no unset variables |
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62 set -u |
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63 |
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64 |
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65 #: |
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66 #: Implementation of the "deptree" command. |
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67 #: |
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68 command_deptree() { |
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69 local opt opt_reversed opt_maxlevel opt_flat |
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70 # $@ |
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71 |
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72 opt_maxlevel=0 |
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73 opt_reversed=no |
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74 opt_flat=no |
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75 while getopts "l:rt" opt; do |
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76 case "${opt}" in |
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77 l) |
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78 opt_maxlevel=$(($OPTARG + 0));; |
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79 r) |
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80 # shellcheck disable=SC2034 |
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81 opt_reversed=yes;; |
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82 t) |
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83 opt_flat=yes;; |
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84 \?) |
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85 exit 2;; |
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86 *) |
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87 fatal 2 "option handling failed";; |
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88 esac |
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89 done |
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90 shift $((OPTIND-1)) |
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91 OPTIND=1 |
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92 |
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93 if checkyesno opt_reversed; then |
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94 _command_deptree_reversed "${opt_maxlevel}" "${opt_flat}" "$@" |
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95 else |
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96 _command_deptree_normal "${opt_maxlevel}" "${opt_flat}" "$@" |
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97 fi |
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98 } |
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99 |
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100 |
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101 #: |
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102 #: Implementation of printing a "normal" dependency tree |
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103 #: |
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104 _command_deptree_normal() { |
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105 local maxlevel flat # $@ |
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106 |
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107 local pkgdeps pkgqueue curdeps pkg n v flatdeps |
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108 |
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109 maxlevel="${1}" |
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110 flat="${2}" |
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111 shift 2 |
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112 |
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113 # shellcheck disable=SC2034 # pkgqueue seems unused |
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114 pkgqueue='' |
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115 farray_create pkgqueue # queue (array) of packages that are queued for |
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116 # resolution |
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117 |
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118 for pkg in "$@"; do |
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119 if ! pkg query '%n' "${pkg}" 1>/dev/null 2>/dev/null ; then |
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120 farray_release pkgqueue |
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121 fatal "${EX_DATAERR}" "Package not found: ${pkg}" |
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122 fi |
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123 farray_append pkgqueue "${pkg}" |
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124 done |
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125 pkgdeps='' |
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126 falist_create pkgdeps # alist of packagges with its direct dependencies |
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127 while farray_pop pkg pkgqueue 1; do |
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128 if ! falist_contains pkgdeps "${pkg}"; then |
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129 curdeps='' |
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130 farray_create curdeps |
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131 while IFS=$' \t\n' read -r n v; do |
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132 [ -z "${n}" ] || [ -z "${v}" ] && continue |
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133 farray_append curdeps "${n}=${v}" |
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134 farray_append pkgqueue "${n}" |
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135 done <<EOF_01a8cebe-8659-4e32-87a4-bbce117e386b |
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136 $(LC_ALL=C.UTF-8 pkg query '%dn %dv' "${pkg}") |
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137 EOF_01a8cebe-8659-4e32-87a4-bbce117e386b |
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138 falist_set pkgdeps "${pkg}" "${curdeps}" |
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139 farray_release curdeps |
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140 curdeps='' |
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141 fi |
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142 done |
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143 farray_release pkgqueue |
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144 # falist_debug pkgdeps |
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145 if checkyesno flat; then |
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146 for pkg in "$@"; do |
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147 _flatten_pkgdeps flatdeps "${pkgdeps}" "${pkg}" |
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148 _print_flatdeps '-->' "${pkg}" "$(LC_ALL=C.UTF-8 pkg query '%v' "${pkg}")" "${flatdeps}" |
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149 falist_release "${flatdeps}" |
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150 done |
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151 else |
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152 for pkg in "$@"; do |
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153 _print_dependency_tree 0 "${maxlevel}" '-->' "${pkg}" "$(LC_ALL=C.UTF-8 pkg query '%v' "${pkg}")" "${pkgdeps}" |
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154 done |
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155 fi |
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156 falist_release pkgdeps |
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157 } |
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158 |
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159 |
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160 #: |
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161 #: Implementation of printing a reversed dependency tree |
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162 #: |
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163 _command_deptree_reversed() { |
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164 local maxlevel flat # $@ |
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165 |
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166 local pkgdeps pkgqueue curdeps pkg n v flatdeps |
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167 |
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168 maxlevel="${1}" |
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169 # shellcheck disable=SC2034 # appears unused |
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170 flat="${2}" |
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171 shift 2 |
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172 |
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173 # shellcheck disable=SC2034 # pkgqueue seems unused |
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174 pkgqueue='' |
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175 farray_create pkgqueue # queue (array) of packages that are queued for |
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176 # resolution |
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177 |
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178 for pkg in "$@"; do |
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179 if ! pkg query '%n' "${pkg}" 1>/dev/null 2>/dev/null ; then |
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180 farray_release pkgqueue |
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181 fatal "${EX_DATAERR}" "Package not found: ${pkg}" |
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182 fi |
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183 farray_append pkgqueue "${pkg}" |
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184 done |
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185 pkgdeps='' |
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186 falist_create pkgdeps # alist of packagges with its direct dependencies |
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187 while farray_pop pkg pkgqueue 1; do |
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188 if ! falist_contains pkgdeps "${pkg}"; then |
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189 curdeps='' |
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190 farray_create curdeps |
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191 while IFS=$' \t\n' read -r n v; do |
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192 [ -z "${n}" ] || [ -z "${v}" ] && continue |
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193 farray_append curdeps "${n}=${v}" |
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194 farray_append pkgqueue "${n}" |
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195 done <<EOF_5079e996-c6d2-4e6d-825d-53183a64ab06 |
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196 $(LC_ALL=C.UTF-8 pkg query '%rn %rv' "${pkg}") |
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197 EOF_5079e996-c6d2-4e6d-825d-53183a64ab06 |
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198 falist_set pkgdeps "${pkg}" "${curdeps}" |
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199 farray_release curdeps |
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200 curdeps='' |
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201 fi |
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202 done |
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203 farray_release pkgqueue |
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204 # falist_debug pkgdeps |
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205 if checkyesno flat; then |
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206 for pkg in "$@"; do |
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207 _flatten_pkgdeps flatdeps "${pkgdeps}" "${pkg}" |
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208 _print_flatdeps '<--' "${pkg}" "$(LC_ALL=C.UTF-8 pkg query '%v' "${pkg}")" "${flatdeps}" |
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209 falist_release "${flatdeps}" |
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210 done |
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211 else |
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212 for pkg in "$@"; do |
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213 _print_dependency_tree 0 "${maxlevel}" '<--' "${pkg}" "$(LC_ALL=C.UTF-8 pkg query '%v' "${pkg}")" "${pkgdeps}" |
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214 done |
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215 fi |
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216 falist_release pkgdeps |
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217 } |
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218 |
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219 |
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220 #: |
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221 #: Internal helper to print an indented dependency list for a package. |
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222 #: |
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223 #: Args: |
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224 #: $1 (int): The (indentation) level where a level of `0` is the root level |
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225 #: $2 (int): The maximum level (`$1`) to print to |
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226 #: $3 (str): The package tag to use to for non-root-levels |
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227 #: $4 (str): The package name |
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228 #: $5 (str): The package version |
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229 #: $6 (alist): The alist of resolved packages and their dependencies |
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230 #: |
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231 _print_dependency_tree() { |
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232 # $1 $2 $3 $4 $5 $6 |
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233 |
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234 local i pkg ver curdeps |
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235 |
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236 if [ "${2}" -ge 1 ]; then |
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237 [ "${1}" -gt "${2}" ] && return 0 |
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238 fi |
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239 |
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240 i="${1}" |
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241 while [ "${i}" -gt 1 ]; do |
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242 printf '%s' ' ' |
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243 i=$((i - 1)) |
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244 done |
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245 [ "${1}" -ne 0 ] && printf '%s ' "${3}" |
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246 printf '%s v%s\n' "${4}" "${5}" |
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247 falist_get curdeps "${6}" "${pkg}" |
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248 i=1 |
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249 while farray_tryget pkg "${curdeps}" "${i}"; do |
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250 ver="${pkg#*=}" |
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251 pkg="${pkg%%=*}" |
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252 _print_dependency_tree $(($1 + 1)) "${2}" "${3}" "${pkg}" "${ver}" "${6}" |
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253 i=$((i + 1)) |
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254 done |
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255 farray_release curdeps |
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256 } |
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257 |
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258 |
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259 #: |
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260 #: Args: |
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261 #: $1 (str): The package tag to use |
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262 #: $2 (str): The root package name |
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263 #: $3 (str): The package version of the root package in `$3` |
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264 #: $4 (alist): The alist of the flattened dependencies |
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265 #: |
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266 _print_flatdeps() { |
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267 # $1 $2 $3 $4 |
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268 |
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269 local pkgnames i n v |
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270 |
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271 printf '%s v%s\n' "${2}" "${3}" |
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272 |
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273 # shellcheck disable=SC2034 # appears unused |
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274 pkgnames='' |
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275 farray_create pkgnames |
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276 falist_keys pkgnames "$4" |
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277 farray_sort pkgnames |
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278 i=1 |
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279 while farray_tryget n pkgnames "${i}"; do |
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280 falist_get v "${4}" "${n}" |
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281 printf '%s %s v%s\n' "${1}" "${n}" "${v}" |
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282 i=$((i + 1)) |
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283 done |
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284 |
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285 farray_release pkgnames |
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286 } |
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287 |
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288 |
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289 #: |
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290 #: Flatten a package dependency alist. |
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291 #: |
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292 #: Args: |
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293 #: $1 (str): The variable name where to store the flattened dependencies |
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294 #: into. This object (alist) must be released by the caller. |
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295 #: $2 (str): The alist with all packages and its dependencies |
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296 #: $3 (str): The package for which to flatten its dependencies |
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297 #: |
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298 _flatten_pkgdeps() { |
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299 local pkgdeps rootpkg # and $1 |
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300 |
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301 local alldeps queue pkg curdeps i depname depver |
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302 |
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303 pkgdeps="${2}" |
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304 rootpkg="${3}" |
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305 |
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306 falist_contains pkgdeps "${rootpkg}" || fatal "${EX_SOFTWARE}" "given package \`${rootpkg}' not in the given package dependency map" |
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307 |
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308 # shellcheck disable=SC2034 # appears unused |
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309 queue='' |
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310 farray_create queue # array with package names to be flattened |
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311 |
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312 farray_append queue "${rootpkg}" |
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313 |
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314 alldeps='' |
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315 falist_create alldeps # alist with pkgname -> version |
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316 while farray_pop pkg queue 1; do |
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317 if ! falist_contains alldeps "${pkg}"; then |
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318 curdeps='' |
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319 falist_get curdeps pkgdeps "${pkg}" |
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320 i=1 |
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321 while farray_tryget depname curdeps "${i}"; do |
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322 depver="${depname#*=}" |
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323 depname="${depname%%=*}" |
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324 if ! falist_contains alldeps "${depname}"; then |
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325 falist_set alldeps "${depname}" "${depver}" |
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326 fi |
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327 farray_append queue "${depname}" |
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328 i=$((i + 1)) |
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329 done |
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330 farray_release curdeps |
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331 fi |
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332 done |
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333 |
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334 farray_release queue |
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335 |
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336 setvar "${1}" "${alldeps}" |
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337 } |
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338 |
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339 |
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340 # |
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341 # Global option handling |
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342 # |
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343 while getopts "Vh" _opt ; do |
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344 case "${_opt}" in |
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345 V) |
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346 printf 'fports %s\n' '@@SIMPLEVERSIONSTR@@' |
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347 exit 0 |
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348 ;; |
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349 h) |
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350 echo "${USAGE}" |
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351 exit 0 |
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352 ;; |
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353 \?) |
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354 exit 2; |
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355 ;; |
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356 *) |
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357 fatal 2 "option handling failed" |
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358 ;; |
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359 esac |
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360 done |
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361 |
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362 # |
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363 # Reset the Shell's option handling system to prepare for handling |
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364 # command-local options. |
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365 # |
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366 shift $((OPTIND-1)) |
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367 OPTIND=1 |
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368 |
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369 command="${1-}" |
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370 shift |
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371 |
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372 case "${command}" in |
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373 '') fatal 2 "no command given";; |
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374 deptree) |
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375 command_deptree "$@";; |
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376 *) |
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377 fatal 2 "unknown command \`${command}'";; |
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378 esac |
