remove duplicate package/ prefix from package dump error message
[openwrt.git] / scripts / ipkg
1 #!/bin/sh
2 # ipkg - the itsy package management system
3 #
4 # Copyright (C) 2001 Carl D. Worth
5 #
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2, or (at your option)
9 # any later version.
10 #
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 # GNU General Public License for more details.
15
16 set -e
17
18 # By default do not do globbing. Any command wanting globbing should
19 # explicitly enable it first and disable it afterwards.
20 set -o noglob
21
22 ipkg_is_upgrade () {
23   local A B a b     
24   A=$(echo $1 | sed -r "s/([0-9]+)[^[:alnum:]]*/ \1 /g").
25   B=$(echo $2 | sed -r "s/([0-9]+)[^[:alnum:]]*/ \1 /g").
26   while [ \! -z "$A" ] && [ \! -z "$B" ]; do {        
27     set $A; a=$1; shift; A=$*
28     set $B; b=$1; shift; B=$*
29       [ "$a" -lt "$b" ] 2>&- && return 1
30     { [ "$a" -gt "$b" ] 2>&- || [ "$a" ">" "$b" ]; } && return
31   }; done                                                     
32   return 1
33 }         
34
35 ipkg_srcs() {
36         local srcre="$1"
37         sed -ne "s/^src[[:space:]]\+$srcre[[:space:]]\+//p" < $IPKG_CONF
38 }
39
40 ipkg_src_names() {
41         sed -ne "s/^src[[:space:]]\+\([^[:space:]]\+\).*/\1/p" < $IPKG_CONF
42 }
43
44 ipkg_src_byname() {
45         local src="$1"
46         ipkg_srcs $src | head -n 1
47 }
48
49 ipkg_dests() {
50         local destre="`echo $1 | ipkg_protect_slashes`"
51         sed -ne "/^dest[[:space:]]\+$destre/{
52 s/^dest[[:space:]]\+[^[:space:]]\+[[:space:]]\+//
53 s/^/`echo $IPKG_OFFLINE_ROOT | ipkg_protect_slashes`/
54 p
55 }" < $IPKG_CONF
56 }
57
58 ipkg_dest_names() {
59         sed -ne "s/^dest[[:space:]]\+\([^[:space:]]\+\).*/\1/p" < $IPKG_CONF
60 }
61
62 ipkg_dests_all() {
63         ipkg_dests '.*'
64 }
65
66 ipkg_state_dirs() {
67         ipkg_dests_all | sed "s|\$|/$IPKG_DIR_PREFIX|"
68 }
69
70 ipkg_dest_default() {
71         ipkg_dests_all | head -n 1
72 }
73
74 ipkg_dest_default_name() {
75         ipkg_dest_names | head -n 1
76 }
77
78 ipkg_dest_byname() {
79         local dest="$1"
80         ipkg_dests $dest | head -n 1
81 }
82
83 ipkg_option() {
84         local option="$1"
85         sed -ne "s/^option[[:space:]]\+$option[[:space:]]\+//p" < $IPKG_CONF
86 }
87
88 ipkg_load_configuration() {
89         if [ -z "$IPKG_CONF_DIR" ]; then
90                 IPKG_CONF_DIR=/etc
91         fi
92
93         IPKG_CONF="$IPKG_CONF_DIR/ipkg.conf"
94
95         if [ -z "$IPKG_OFFLINE_ROOT" ]; then
96             IPKG_OFFLINE_ROOT="`ipkg_option offline_root`"
97         fi
98         # Export IPKG_OFFLINE_ROOT for use by update-alternatives
99         export IPKG_OFFLINE_ROOT
100         if [ -n "$DEST_NAME" ]; then
101                 IPKG_ROOT="`ipkg_dest_byname $DEST_NAME`"
102                 if [ -z "$IPKG_ROOT" ]; then
103                         if [ -d "$IPKG_OFFLINE_ROOT$DEST_NAME" ]; then
104                                 IPKG_ROOT="$IPKG_OFFLINE_ROOT$DEST_NAME";
105                         else
106                                 echo "ipkg: invalid destination specification: $DEST_NAME
107 Valid destinations are directories or one of the dest names from $IPKG_CONF:" >&2
108                                 ipkg_dest_names >&2
109                                 return 1
110                         fi
111                 fi
112         else
113                 IPKG_ROOT="`ipkg_dest_default`"
114         fi
115
116         # Global ipkg state directories
117         IPKG_DIR_PREFIX=usr/lib/ipkg
118         IPKG_LISTS_DIR=$IPKG_OFFLINE_ROOT/$IPKG_DIR_PREFIX/lists
119         IPKG_PENDING_DIR=$IPKG_OFFLINE_ROOT/$IPKG_DIR_PREFIX/pending
120         if [ -z "$IPKG_TMP" ]; then
121                 IPKG_TMP=$IPKG_ROOT/tmp/ipkg
122         fi
123
124         [ -e "$IPKG_TMP" ] || mkdir -p $IPKG_TMP
125
126         # Destination specific ipkg meta-data directory
127         IPKG_STATE_DIR=$IPKG_ROOT/$IPKG_DIR_PREFIX
128
129         # Proxy Support
130         IPKG_PROXY_USERNAME="`ipkg_option proxy_username`"
131         IPKG_PROXY_PASSWORD="`ipkg_option proxy_password`"
132         IPKG_HTTP_PROXY="`ipkg_option http_proxy`"
133         IPKG_FTP_PROXY="`ipkg_option ftp_proxy`"
134         IPKG_NO_PROXY="`ipkg_option no_proxy`"
135         if [ -n "$IPKG_HTTP_PROXY" ]; then 
136                 export http_proxy="$IPKG_HTTP_PROXY"
137         fi
138
139         if [ -n "$IPKG_FTP_PROXY" ]; then 
140                 export ftp_proxy="$IPKG_FTP_PROXY"
141         fi
142
143         if [ -n "$IPKG_NO_PROXY" ]; then 
144                 export no_proxy="$IPKG_NO_PROXY"
145         fi
146
147         IPKG_STATUS_FIELDS='\(Package\|Status\|Essential\|Version\|Conffiles\|Root\)'
148 }
149
150 ipkg_usage() {
151         [ $# -gt 0 ] && echo "ipkg: $*"
152         echo "
153 usage: ipkg [options...] sub-command [arguments...]
154 where sub-command is one of:
155
156 Package Manipulation:
157         update                  Update list of available packages
158         upgrade                 Upgrade all installed packages to latest version
159         install <pkg>           Download and install <pkg> (and dependencies)
160         install <file.ipk>      Install package <file.ipk>
161         install <file.deb>      Install package <file.deb>
162         remove <pkg>            Remove package <pkg>
163
164 Informational Commands:
165         list                    List available packages and descriptions
166         files <pkg>             List all files belonging to <pkg>
167         search <file>           Search for a packaging providing <file>
168         info [pkg [<field>]]    Display all/some info fields for <pkg> or all
169         status [pkg [<field>]]  Display all/some status fields for <pkg> or all
170         depends <pkg>           Print uninstalled package dependencies for <pkg>
171
172 Options:
173         -d <dest_name>          Use <dest_name> as the the root directory for
174         -dest <dest_name>       package installation, removal, upgrading.
175                                 <dest_name> should be a defined dest name from the
176                                 configuration file, (but can also be a directory
177                                 name in a pinch).
178         -o <offline_root>       Use <offline_root> as the root for offline installation.
179         -offline <offline_root>                                 
180
181 Force Options (use when ipkg is too smart for its own good):
182         -force-depends          Make dependency checks warnings instead of errors
183         -force-defaults         Use default options for questions asked by ipkg.
184                                 (no prompts). Note that this will not prevent
185                                 package installation scripts from prompting.
186 " >&2
187         exit 1
188 }
189
190 ipkg_dir_part() {
191         local dir="`echo $1 | sed -ne 's/\(.*\/\).*/\1/p'`"
192         if [ -z "$dir" ]; then
193                 dir="./"
194         fi
195         echo $dir
196 }
197
198 ipkg_file_part() {
199         echo $1 | sed 's/.*\///'
200 }
201
202 ipkg_protect_slashes() {
203         sed -e 's/\//\\\//g'
204 }
205
206 ipkg_download() {
207         local src="$1"
208         local dest="$2"
209
210         local src_file="`ipkg_file_part $src`"
211         local dest_dir="`ipkg_dir_part $dest`"
212         if [ -z "$dest_dir" ]; then
213                 dest_dir="$IPKG_TMP"
214         fi
215
216         local dest_file="`ipkg_file_part $dest`"
217         if [ -z "$dest_file" ]; then
218                 dest_file="$src_file"
219         fi
220
221         # Proxy support
222         local proxyuser=""
223         local proxypassword=""
224         local proxyoption=""
225                 
226         if [ -n "$IPKG_PROXY_USERNAME" ]; then
227                 proxyuser="--proxy-user=\"$IPKG_PROXY_USERNAME\""
228                 proxypassword="--proxy-passwd=\"$IPKG_PROXY_PASSWORD\""
229         fi
230
231         if [ -n "$IPKG_PROXY_HTTP" -o -n "$IPKG_PROXY_FTP" ]; then
232                 proxyoption="--proxy=on"
233         fi
234
235         echo "Downloading $src ..."
236         rm -f $IPKG_TMP/$src_file
237         case "$src" in
238         http://* | ftp://*)
239                 if ! wget --passive-ftp $proxyoption $proxyuser $proxypassword -P $IPKG_TMP $src; then
240                         echo "ipkg_download: ERROR: Failed to retrieve $src, returning $err"
241                         return 1
242                 fi
243                 mv $IPKG_TMP/$src_file $dest_dir/$dest_file 2>/dev/null
244                 ;;
245         file:/* )
246                 ln -s `echo $src | sed 's/^file://'` $dest_dir/$dest_file 2>/dev/null
247                 ;;
248         *)
249         echo "DEBUG: $src"
250                 ;;
251         esac
252
253         echo "Done."
254         return 0
255 }
256
257 ipkg_update() {
258         if [ ! -e "$IPKG_LISTS_DIR" ]; then
259                 mkdir -p $IPKG_LISTS_DIR
260         fi
261
262         local err=
263         for src_name in `ipkg_src_names`; do
264                 local src="`ipkg_src_byname $src_name`"
265                 if ! ipkg_download $src/Packages $IPKG_LISTS_DIR/$src_name; then
266                         echo "ipkg_update: Error downloading $src/Packages to $IPKG_LISTS_DIR/$src_name" >&2
267                         err=t
268                 else
269                         echo "Updated list of available packages in $IPKG_LISTS_DIR/$src_name"
270                 fi
271         done
272
273         [ -n "$err" ] && return 1
274
275         return 0
276 }
277
278 ipkg_list() {
279         for src in `ipkg_src_names`; do
280                 if ipkg_require_list $src; then 
281 # black magic...
282 sed -ne "
283 /^Package:/{
284 s/^Package:[[:space:]]*\<\([a-z0-9.+-]*$1[a-z0-9.+-]*\).*/\1/
285 h
286 }
287 /^Description:/{
288 s/^Description:[[:space:]]*\(.*\)/\1/
289 H
290 g
291 s/\\
292 / - /
293 p
294 }
295 " $IPKG_LISTS_DIR/$src
296                 fi
297         done
298 }
299
300 ipkg_extract_paragraph() {
301         local pkg="$1"
302         sed -ne "/Package:[[:space:]]*$pkg[[:space:]]*\$/,/^\$/p"
303 }
304
305 ipkg_extract_field() {
306         local field="$1"
307 # blacker magic...
308         sed -ne "
309 : TOP
310 /^$field:/{
311 p
312 n
313 b FIELD
314 }
315 d
316 : FIELD
317 /^$/b TOP
318 /^[^[:space:]]/b TOP
319 p
320 n
321 b FIELD
322 "
323 }
324
325 ipkg_extract_value() {
326         sed -e "s/^[^:]*:[[:space:]]*//"
327 }
328
329 ipkg_require_list() {
330         [ $# -lt 1 ] && return 1
331         local src="$1"
332         if [ ! -f "$IPKG_LISTS_DIR/$src" ]; then
333                 echo "ERROR: File not found: $IPKG_LISTS_DIR/$src" >&2
334                 echo "       You probably want to run \`ipkg update'" >&2
335                 return 1
336         fi
337         return 0
338 }
339
340 ipkg_info() {
341         for src in `ipkg_src_names`; do
342                 if ipkg_require_list $src; then
343                         case $# in
344                         0)
345                                 cat $IPKG_LISTS_DIR/$src
346                                 ;;      
347                         1)
348                                 ipkg_extract_paragraph $1 < $IPKG_LISTS_DIR/$src
349                                 ;;
350                         *)
351                                 ipkg_extract_paragraph $1 < $IPKG_LISTS_DIR/$src | ipkg_extract_field $2
352                                 ;;
353                         esac
354                 fi
355         done
356 }
357
358 ipkg_status_sd() {
359         [ $# -lt 1 ] && return 0
360         sd="$1"
361         shift
362         if [ -f $sd/status ]; then
363                 case $# in
364                 0)
365                         cat $sd/status
366                         ;;
367                 1)
368                         ipkg_extract_paragraph $1 < $sd/status
369                         ;;
370                 *)
371                         ipkg_extract_paragraph $1 < $sd/status | ipkg_extract_field $2
372                         ;;
373                 esac
374         fi
375         return 0
376 }
377
378 ipkg_status_all() {
379         for sd in `ipkg_state_dirs`; do
380                 ipkg_status_sd $sd $*
381         done
382 }
383
384 ipkg_status() {
385         if [ -n "$DEST_NAME" ]; then
386                 ipkg_status_sd $IPKG_STATE_DIR $*
387         else
388                 ipkg_status_all $*
389         fi
390 }
391
392 ipkg_status_matching_sd() {
393         local sd="$1"
394         local re="$2"
395         if [ -f $sd/status ]; then
396                 sed -ne "
397 : TOP
398 /^Package:/{
399 s/^Package:[[:space:]]*//
400 s/[[:space:]]*$//
401 h
402 }
403 /$re/{
404 g
405 p
406 b NEXT
407 }
408 d
409 : NEXT
410 /^$/b TOP
411 n
412 b NEXT
413 " < $sd/status
414         fi
415         return 0
416 }
417
418 ipkg_status_matching_all() {
419         for sd in `ipkg_state_dirs`; do
420                 ipkg_status_matching_sd $sd $*
421         done
422 }
423
424 ipkg_status_matching() {
425         if [ -n "$DEST_NAME" ]; then
426                 ipkg_status_matching_sd $IPKG_STATE_DIR $*
427         else
428                 ipkg_status_matching_all $*
429         fi
430 }
431
432 ipkg_status_installed_sd() {
433         local sd="$1"
434         local pkg="$2"
435         ipkg_status_sd $sd $pkg Status | grep -q "Status: install ok installed"
436 }
437
438 ipkg_status_installed_all() {
439         local ret=1
440         for sd in `ipkg_state_dirs`; do
441                 if `ipkg_status_installed_sd $sd $*`; then
442                         ret=0
443                 fi
444         done
445         return $ret
446 }
447
448 ipkg_status_mentioned_sd() {
449         local sd="$1"
450         local pkg="$2"
451         [ -n "`ipkg_status_sd $sd $pkg Status`" ]
452 }
453
454 ipkg_files() {
455         local pkg="$1"
456         if [ -n "$DEST_NAME" ]; then
457                 dests=$IPKG_ROOT
458         else
459                 dests="`ipkg_dests_all`"
460         fi
461         for dest in $dests; do
462                 if [ -f $dest/$IPKG_DIR_PREFIX/info/$pkg.list ]; then
463                         dest_sed="`echo $dest | ipkg_protect_slashes`"
464                         sed -e "s/^/$dest_sed/" < $dest/$IPKG_DIR_PREFIX/info/$pkg.list
465                 fi
466         done
467 }
468
469 ipkg_search() {
470         local pattern="$1"
471
472         for dest_name in `ipkg_dest_names`; do
473                 dest="`ipkg_dest_byname $dest_name`"
474                 dest_sed="`echo $dest | ipkg_protect_slashes`"
475
476                 set +o noglob
477                 local list_files="`ls -1 $dest/$IPKG_DIR_PREFIX/info/*.list 2>/dev/null`"
478                 set -o noglob
479                 for file in $list_files; do
480                         if sed "s/^/$dest_sed/" $file | grep -q $pattern; then
481                                 local pkg="`echo $file | sed "s/^.*\/\(.*\)\.list/\1/"`"
482                                 [ "$dest_name" != `ipkg_dest_default_name` ] && pkg="$pkg ($dest_name)"
483                                 sed "s/^/$dest_sed/" $file | grep $pattern | sed "s/^/$pkg: /"
484                         fi
485                 done
486         done
487 }
488
489 ipkg_status_remove_sd() {
490         local sd="$1"
491         local pkg="$2"
492
493         if [ ! -f $sd/status ]; then
494                 mkdir -p $sd
495                 touch $sd/status
496         fi
497         sed -ne "/Package:[[:space:]]*$pkg[[:space:]]*\$/,/^\$/!p" < $sd/status > $sd/status.new
498         mv $sd/status.new $sd/status
499 }
500
501 ipkg_status_remove_all() {
502         for sd in `ipkg_state_dirs`; do
503                 ipkg_status_remove_sd $sd $*
504         done
505 }
506
507 ipkg_status_remove() {
508         if [ -n "$DEST_NAME" ]; then
509                 ipkg_status_remove_sd $IPKG_STATE_DIR $*
510         else
511                 ipkg_status_remove_all $*
512         fi
513 }
514
515 ipkg_status_update_sd() {
516         local sd="$1"
517         local pkg="$2"
518
519         ipkg_status_remove_sd $sd $pkg
520         ipkg_extract_field "$IPKG_STATUS_FIELDS" >> $sd/status
521         echo "" >> $sd/status
522 }
523
524 ipkg_status_update() {
525         ipkg_status_update_sd $IPKG_STATE_DIR $*
526 }
527
528 ipkg_unsatisfied_dependences() {
529     local pkg=$1
530     local deps="`ipkg_get_depends $pkg`"
531     local remaining_deps=
532     for dep in $deps; do
533         local installed="`ipkg_get_installed $dep`"
534         if [ "$installed" != "installed" ] ; then
535             remaining_deps="$remaining_deps $dep"
536         fi
537     done
538     ## echo "ipkg_unsatisfied_dependences pkg=$pkg $remaining_deps" > /dev/console
539     echo $remaining_deps
540 }
541
542 ipkg_safe_pkg_name() {
543         local pkg=$1
544         local spkg="`echo pkg_$pkg | sed -e y/-+./___/`"
545         echo $spkg
546 }
547
548 ipkg_set_depends() {
549         local pkg=$1; shift 
550         local new_deps="$*"
551         pkg="`ipkg_safe_pkg_name $pkg`"
552         ## setvar ${pkg}_depends "$new_deps"
553         echo $new_deps > $IPKG_TMP/${pkg}.depends
554 }
555
556 ipkg_get_depends() {
557         local pkg=$1
558         pkg="`ipkg_safe_pkg_name $pkg`"
559         cat $IPKG_TMP/${pkg}.depends
560         ## eval "echo \$${pkg}_depends"
561 }
562
563 ipkg_set_installed() {
564         local pkg=$1
565         pkg="`ipkg_safe_pkg_name $pkg`"
566         echo installed > $IPKG_TMP/${pkg}.installed
567         ## setvar ${pkg}_installed "installed"
568 }
569
570 ipkg_set_uninstalled() {
571         local pkg=$1
572         pkg="`ipkg_safe_pkg_name $pkg`"
573         ### echo ipkg_set_uninstalled $pkg > /dev/console
574         echo uninstalled > $IPKG_TMP/${pkg}.installed
575         ## setvar ${pkg}_installed "uninstalled"
576 }
577
578 ipkg_get_installed() {
579         local pkg=$1
580         pkg="`ipkg_safe_pkg_name $pkg`"
581         if [ -f $IPKG_TMP/${pkg}.installed ]; then
582                 cat $IPKG_TMP/${pkg}.installed
583         fi
584         ## eval "echo \$${pkg}_installed"
585 }
586
587 ipkg_depends() {
588         local new_pkgs="$*"
589         local all_deps=
590         local installed_pkgs="`ipkg_status_matching_all 'Status:.*[[:space:]]installed'`"
591         for pkg in $installed_pkgs; do
592             ipkg_set_installed $pkg
593         done
594         while [ -n "$new_pkgs" ]; do
595                 all_deps="$all_deps $new_pkgs"
596                 local new_deps=
597                 for pkg in $new_pkgs; do
598                         if echo $pkg | grep -q '[^a-z0-9.+-]'; then
599                                 echo "ipkg_depends: ERROR: Package name $pkg contains illegal characters (should be [a-z0-9.+-])" >&2
600                                 return 1
601                         fi
602                         # TODO: Fix this. For now I am ignoring versions and alternations in dependencies.
603                         new_deps="$new_deps "`ipkg_info $pkg '\(Pre-\)\?Depends' | ipkg_extract_value | sed -e 's/([^)]*)//g
604 s/\(|[[:space:]]*[a-z0-9.+-]\+[[:space:]]*\)\+//g
605 s/,/ /g
606 s/ \+/ /g'`
607                         ipkg_set_depends $pkg $new_deps
608                 done
609
610                 new_deps=`echo $new_deps | sed -e 's/[[:space:]]\+/\n/g' | sort | uniq`
611
612                 local maybe_new_pkgs=
613                 for pkg in $new_deps; do
614                         if ! echo $installed_pkgs | grep -q "\<$pkg\>"; then
615                                 maybe_new_pkgs="$maybe_new_pkgs $pkg"
616                         fi
617                 done
618
619                 new_pkgs=
620                 for pkg in $maybe_new_pkgs; do
621                         if ! echo $all_deps | grep -q "\<$pkg\>"; then
622                                 if [ -z "`ipkg_info $pkg`" ]; then
623                                         echo "ipkg_depends: Warning: $pkg mentioned in dependency but no package found in $IPKG_LISTS_DIR" >&2
624                                         ipkg_set_installed $pkg
625                                 else
626                                         new_pkgs="$new_pkgs $pkg"
627                                         ipkg_set_uninstalled $pkg
628                                 fi
629                         else
630                                 ipkg_set_uninstalled $pkg
631                         fi
632                 done
633         done
634
635         echo $all_deps
636 }
637
638 ipkg_get_install_dest() {
639         local dest="$1"
640         shift
641         local sd=$dest/$IPKG_DIR_PREFIX
642         local info_dir=$sd/info
643
644         local requested_pkgs="$*"
645         local pkgs="`ipkg_depends $*`"
646
647         mkdir -p $info_dir
648         for pkg in $pkgs; do
649                 if ! ipkg_status_mentioned_sd $sd $pkg; then
650                         echo "Package: $pkg
651 Status: install ok not-installed" | ipkg_status_update_sd $sd $pkg
652                 fi
653         done
654         ## mark the packages that we were directly requested to install as uninstalled
655         for pkg in $requested_pkgs; do ipkg_set_uninstalled $pkg; done
656
657         local new_pkgs=
658         local pkgs_installed=0
659         while [ -n "pkgs" ]; do
660                 curcheck=0
661                 ## echo "pkgs to install: {$pkgs}" > /dev/console
662                 for pkg in $pkgs; do
663                         curcheck="`expr $curcheck + 1`"
664                         local is_installed="`ipkg_get_installed $pkg`"
665                         if [ "$is_installed" = "installed" ]; then
666                                 echo "$pkg is installed" > /dev/console
667                                 continue
668                         fi
669
670                         local remaining_deps="`ipkg_unsatisfied_dependences $pkg`"
671                         if [ -n "$remaining_deps" ]; then
672                                 new_pkgs="$new_pkgs $pkg"
673                                 ### echo "Dependences not satisfied for $pkg: $remaining_deps"
674                                 if [ $curcheck -ne `echo  $pkgs|wc -w` ]; then
675                                         continue
676                                 fi
677                         fi
678
679                         local filename=
680                         for src in `ipkg_src_names`; do
681                                 if ipkg_require_list $src; then
682                                         filename="`ipkg_extract_paragraph $pkg < $IPKG_LISTS_DIR/$src | ipkg_extract_field Filename | ipkg_extract_value`"
683                                         [ -n "$filename" ] && break
684                                 fi
685                         done
686
687                         if [ -z "$filename" ]; then
688                                 echo "ipkg_get_install: ERROR: Cannot find package $pkg in $IPKG_LISTS_DIR"
689                                 echo "ipkg_get_install:        Check the spelling and maybe run \`ipkg update'."
690                                 ipkg_status_remove_sd $sd $pkg
691                                 return 1;
692                         fi
693
694                         echo ""
695                         local tmp_pkg_file="$IPKG_TMP/"`ipkg_file_part $filename`
696                         if ! ipkg_download `ipkg_src_byname $src`/$filename $tmp_pkg_file; then
697                                 echo "ipkg_get_install: Perhaps you need to run \`ipkg update'?"
698                                 return 1
699                         fi
700
701                         if ! ipkg_install_file_dest $dest $tmp_pkg_file; then
702                                 echo "ipkg_get_install: ERROR: Failed to install $tmp_pkg_file"
703                                 echo "ipkg_get_install: I'll leave it there for you to try a manual installation"
704                                 return 1
705                         fi
706
707                         ipkg_set_installed $pkg
708                         pkgs_installed="`expr $pkgs_installed + 1`"
709                         rm $tmp_pkg_file
710                 done
711                 ### echo "Installed $pkgs_installed package(s) this round"
712                 if [ $pkgs_installed -eq 0 ]; then
713                         if [ -z "$new_pkgs" ]; then
714                             break
715                         fi
716                 fi
717                 pkgs_installed=0
718                 pkgs="$new_pkgs"
719                 new_pkgs=
720                 curcheck=0
721         done
722 }
723
724 ipkg_get_install() {
725         ipkg_get_install_dest $IPKG_ROOT $*
726 }
727
728 ipkg_install_file_dest() {
729         local dest="$1"
730         local filename="$2"
731         local sd=$dest/$IPKG_DIR_PREFIX
732         local info_dir=$sd/info
733
734         if [ ! -f "$filename" ]; then
735                 echo "ipkg_install_file: ERROR: File $filename not found"
736                 return 1
737         fi
738
739         local pkg="`ipkg_file_part $filename | sed 's/\([a-z0-9.+-]\+\)_.*/\1/'`"
740         local ext="`echo $filename | sed 's/.*\.//'`"
741         local pkg_extract_stdout
742         if [ "$ext" = "ipk" ]; then
743                 pkg_extract_stdout="tar -xzOf"
744         elif [ "$ext" = "deb" ]; then
745                 pkg_extract_stdout="ar p"
746         else
747                 echo "ipkg_install_file: ERROR: File $filename has unknown extension $ext (not .ipk or .deb)"
748                 return 1
749         fi
750
751         # Check dependencies
752         local depends="`ipkg_depends $pkg | sed -e "s/\<$pkg\>//"`"
753
754         # Don't worry about deps that are scheduled for installation
755         local missing_deps=
756         for dep in $depends; do
757                 if ! ipkg_status_all $dep | grep -q 'Status:[[:space:]]install'; then
758                         missing_deps="$missing_deps $dep"
759                 fi
760         done
761
762         if [ ! -z "$missing_deps" ]; then
763                 if [ -n "$FORCE_DEPENDS" ]; then
764                         echo "ipkg_install_file: Warning: $pkg depends on the following uninstalled programs: $missing_deps"
765                 else
766                         echo "ipkg_install_file: ERROR: $pkg depends on the following uninstalled programs:
767         $missing_deps"
768                         echo "ipkg_install_file: You may want to use \`ipkg install' to install these."
769                         return 1
770                 fi
771         fi
772
773         mkdir -p $IPKG_TMP/$pkg/control
774         mkdir -p $IPKG_TMP/$pkg/data
775         mkdir -p $info_dir
776
777         if ! $pkg_extract_stdout $filename ./control.tar.gz | (cd $IPKG_TMP/$pkg/control; tar -xzf - ) ; then
778                 echo "ipkg_install_file: ERROR unpacking control.tar.gz from $filename"
779                 return 1
780         fi
781
782         if [ -n "$IPKG_OFFLINE_ROOT" ]; then
783                 if grep -q '^InstallsOffline:[[:space:]]*no' $IPKG_TMP/$pkg/control/control; then
784                         echo "*** Warning: Package $pkg may not be installed in offline mode"
785                         echo "*** Warning: Scheduling $filename for pending installation (installing into $IPKG_PENDING_DIR)"
786                         echo "Package: $pkg
787 Status: install ok pending" | ipkg_status_update_sd $sd $pkg
788                         mkdir -p $IPKG_PENDING_DIR
789                         cp -f $filename $IPKG_PENDING_DIR
790                         rm -r $IPKG_TMP/$pkg/control
791                         rm -r $IPKG_TMP/$pkg/data
792                         rmdir $IPKG_TMP/$pkg
793                         return 0
794                 fi
795         fi
796
797
798         echo -n "Unpacking $pkg..."
799         set +o noglob
800         for file in $IPKG_TMP/$pkg/control/*; do
801                 local base_file="`ipkg_file_part $file`"
802                 mv $file $info_dir/$pkg.$base_file
803         done
804         set -o noglob
805         rm -r $IPKG_TMP/$pkg/control
806
807         if ! $pkg_extract_stdout $filename ./data.tar.gz | (cd $IPKG_TMP/$pkg/data; tar -xzf - ) ; then
808                 echo "ipkg_install_file: ERROR unpacking data.tar.gz from $filename"
809                 return 1
810         fi
811         echo "Done."
812
813         echo -n "Configuring $pkg..."
814         export PKG_ROOT=$dest
815         if [ -x "$info_dir/$pkg.preinst" ]; then
816                 if ! $info_dir/$pkg.preinst install; then
817                         echo "$info_dir/$pkg.preinst failed. Aborting installation of $pkg"
818                         rm -rf $IPKG_TMP/$pkg/data
819                         rmdir $IPKG_TMP/$pkg
820                         return 1
821                 fi
822         fi
823
824         local old_conffiles="`ipkg_status_sd $sd $pkg Conffiles | ipkg_extract_value`"
825         local new_conffiles=
826         if [ -f "$info_dir/$pkg.conffiles" ]; then
827                 for conffile in `cat $info_dir/$pkg.conffiles`; do
828                         if [ -f "$dest/$conffile" ] && ! echo " $old_conffiles " | grep -q " $conffile "`md5sum $dest/$conffile | sed 's/ .*//'`; then
829                                 local use_maintainers_conffile=
830                                 if [ -z "$FORCE_DEFAULTS" ]; then
831                                         while true; do
832                                                 echo -n "Configuration file \`$conffile'
833  ==> File on system created by you or by a script.
834  ==> File also in package provided by package maintainer.
835    What would you like to do about it ?  Your options are:
836     Y or I  : install the package maintainer's version
837     N or O  : keep your currently-installed version
838       D     : show the differences between the versions (if diff is installed)
839  The default action is to keep your current version.
840 *** `ipkg_file_part $conffile` (Y/I/N/O/D) [default=N] ? "
841                                                 read response
842                                                 case "$response" in
843                                                 [YyIi] | [Yy][Ee][Ss])
844                                                         use_maintainers_conffile=t
845                                                         break
846                                                 ;;
847                                                 [Dd])
848                                                         echo "
849 diff -u $dest/$conffile $IPKG_TMP/$pkg/data/$conffile"
850                                                         diff -u $dest/$conffile $IPKG_TMP/$pkg/data/$conffile || true
851                                                         echo "[Press ENTER to continue]"
852                                                         read junk
853                                                 ;;
854                                                 *)
855                                                         break
856                                                 ;;
857                                                 esac
858                                         done
859                                 fi
860                                 if [ -n "$use_maintainers_conffile" ]; then
861                                         local md5sum="`md5sum $IPKG_TMP/$pkg/data/$conffile | sed 's/ .*//'`"
862                                         new_conffiles="$new_conffiles $conffile $md5sum"
863                                 else
864                                         new_conffiles="$new_conffiles $conffile <custom>"
865                                         rm $IPKG_TMP/$pkg/data/$conffile
866                                 fi
867                         else
868                                 md5sum="`md5sum $IPKG_TMP/$pkg/data/$conffile | sed 's/ .*//'`"
869                                 new_conffiles="$new_conffiles $conffile $md5sum"
870                         fi
871                 done
872         fi
873
874         local owd="`pwd`"
875         (cd $IPKG_TMP/$pkg/data/; tar cf - . | (cd $owd; cd $dest; tar xf -))
876         rm -rf $IPKG_TMP/$pkg/data
877         rmdir $IPKG_TMP/$pkg
878         rm -f $info_dir/$pkg.list
879         $pkg_extract_stdout $filename ./data.tar.gz | tar tzf - | sed -e 's/^\.//' > $info_dir/$pkg.list
880
881         if [ -x "$info_dir/$pkg.postinst" ]; then
882                 $info_dir/$pkg.postinst configure
883         fi
884
885         if [ -n "$new_conffiles" ]; then
886                 new_conffiles='Conffiles: '`echo $new_conffiles | ipkg_protect_slashes`
887         fi
888         local sed_safe_offline_root="`echo ${IPKG_OFFLINE_ROOT} | ipkg_protect_slashes`"
889         local sed_safe_root="`echo $dest | sed -e "s/^${sed_safe_offline_root}//" | ipkg_protect_slashes`"
890         sed -e "s/\(Package:.*\)/\1\\
891 Status: install ok installed\\
892 Root: ${sed_safe_root}\\
893 ${new_conffiles}/" $info_dir/$pkg.control | ipkg_status_update_sd $sd $pkg
894
895         rm -f $info_dir/$pkg.control
896         rm -f $info_dir/$pkg.conffiles
897         rm -f $info_dir/$pkg.preinst
898         rm -f $info_dir/$pkg.postinst
899
900         echo "Done."
901 }
902
903 ipkg_install_file() {
904         ipkg_install_file_dest $IPKG_ROOT $*
905 }
906
907 ipkg_install() {
908
909         while [ $# -gt 0 ]; do
910                 local pkg="$1"
911                 shift
912         
913                 case "$pkg" in
914                 http://* | ftp://*)
915                         local tmp_pkg_file="$IPKG_TMP/"`ipkg_file_part $pkg`
916                         if ipkg_download $pkg $tmp_pkg_file; then
917                                 ipkg_install_file $tmp_pkg_file
918                                 rm $tmp_pkg_file
919                         fi
920                         ;;
921                 file:/*.ipk  | file://*.deb)
922                                 local ipkg_filename="`echo $pkg|sed 's/^file://'`"
923                                 ipkg_install_file $ipkg_filename
924                         ;;
925                 *.ipk  | *.deb)
926                                 ipkg_install_file $pkg
927                         ;;
928                 *)
929                         ipkg_get_install $pkg || true
930                         ;;
931                 esac
932         done
933 }
934
935 ipkg_install_pending() {
936         [ -n "$IPKG_OFFLINE_ROOT" ] && return 0
937
938         if [ -d "$IPKG_PENDING_DIR" ]; then
939                 set +o noglob
940                 local pending="`ls -1d $IPKG_PENDING_DIR/*.ipk 2> /dev/null`" || true
941                 set -o noglob
942                 if [ -n "$pending" ]; then
943                         echo "The following packages in $IPKG_PENDING_DIR will now be installed:"
944                         echo $pending
945                         for filename in $pending; do
946                                 if ipkg_install_file $filename; then
947                                         rm $filename
948                                 fi
949                         done
950                 fi
951         fi
952         return 0
953 }
954
955 ipkg_install_wanted() {
956         local wanted="`ipkg_status_matching 'Status:[[:space:]]*install.*not-installed'`"
957
958         if [ -n "$wanted" ]; then
959                 echo "The following package were previously requested but have not been installed:"
960                 echo $wanted
961
962                 if [ -n "$FORCE_DEFAULTS" ]; then
963                         echo "Installing them now."
964                 else
965                         echo -n "Install them now [Y/n] ? "
966                         read response
967                         case "$response" in
968                         [Nn] | [Nn][Oo])
969                                 return 0
970                                 ;;
971                         esac
972                 fi
973
974                 ipkg_install $wanted
975         fi
976
977         return 0
978 }
979
980 ipkg_upgrade_pkg() {
981         local pkg="$1"
982         local avail_ver="`ipkg_info $pkg Version | ipkg_extract_value | head -n 1`"
983
984         is_installed=
985         for dest_name in `ipkg_dest_names`; do
986                 local dest="`ipkg_dest_byname $dest_name`"
987                 local sd=$dest/$IPKG_DIR_PREFIX
988                 local inst_ver="`ipkg_status_sd $sd $pkg Version | ipkg_extract_value`"
989                 if [ -n "$inst_ver" ]; then
990                         is_installed=t
991
992                         if [ -z "$avail_ver" ]; then
993                                 echo "Assuming locally installed package $pkg ($inst_ver) is up to date"
994                                 return 0
995                         fi
996
997                         if [ "$avail_ver" = "$inst_ver" ]; then 
998                                 echo "Package $pkg ($inst_ver) installed in $dest_name is up to date"
999                         elif ipkg_is_upgrade "$avail_ver" "$inst_ver"; then
1000                                 echo "Upgrading $pkg ($dest_name) from $inst_ver to $avail_ver"
1001                                 ipkg_get_install_dest $dest $pkg
1002                         else
1003                                 echo "Not downgrading package $pkg from $inst_ver to $avail_ver"
1004                         fi
1005                 fi
1006         done
1007
1008         if [ -z "$is_installed" ]; then
1009                 echo "Package $pkg does not appear to be installed"
1010                 return 0
1011         fi
1012
1013 }
1014
1015 ipkg_upgrade() {
1016         if [ $# -lt 1 ]; then
1017                 local pkgs="`ipkg_status_matching 'Status:.*[[:space:]]installed'`"
1018         else
1019                 pkgs="$*"
1020         fi
1021         
1022         for pkg in $pkgs; do
1023                 ipkg_upgrade_pkg $pkg
1024         done
1025 }
1026
1027 ipkg_remove_pkg_dest() {
1028         local dest="$1"
1029         local pkg="$2"
1030         local sd=$dest/$IPKG_DIR_PREFIX
1031         local info_dir=$sd/info
1032
1033         if ! ipkg_status_installed_sd $sd $pkg; then
1034                 echo "ipkg_remove: Package $pkg does not appear to be installed in $dest"
1035                 if ipkg_status_mentioned_sd $sd $pkg; then
1036                         echo "Purging mention of $pkg from the ipkg database"
1037                         ipkg_status_remove_sd $sd $pkg
1038                 fi
1039                 return 1
1040         fi
1041
1042         echo "ipkg_remove: Removing $pkg... "
1043
1044         local files="`cat $info_dir/$pkg.list`"
1045
1046         export PKG_ROOT=$dest
1047         if [ -x "$info_dir/$pkg.prerm" ]; then
1048                 $info_dir/$pkg.prerm remove
1049         fi
1050
1051         local conffiles="`ipkg_status_sd $sd $pkg Conffiles | ipkg_extract_value`"
1052
1053         local dirs_to_remove=
1054         for file in $files; do
1055                 if [ -d "$dest/$file" ]; then
1056                         dirs_to_remove="$dirs_to_remove $dest/$file"
1057                 else
1058                         if echo " $conffiles " | grep -q " $file "; then
1059                                 if echo " $conffiles " | grep -q " $file "`md5sum $dest/$file | sed 's/ .*//'`; then
1060                                         rm -f $dest/$file
1061                                 fi
1062                         else
1063                                 rm -f $dest/$file
1064                         fi
1065                 fi
1066         done
1067
1068         local removed_a_dir=t
1069         while [ -n "$removed_a_dir" ]; do
1070                 removed_a_dir=
1071                 local new_dirs_to_remove=
1072                 for dir in $dirs_to_remove; do
1073                         if rmdir $dir >/dev/null 2>&1; then
1074                                 removed_a_dir=t
1075                         else
1076                                 new_dirs_to_remove="$new_dirs_to_remove $dir"
1077                         fi
1078                 done
1079                 dirs_to_remove="$new_dirs_to_remove"
1080         done
1081
1082         if [ -n "$dirs_to_remove" ]; then
1083                 echo "ipkg_remove: Warning: Not removing the following directories since they are not empty:" >&2
1084                 echo "$dirs_to_remove" | sed -e 's/\/[/]\+/\//g' >&2
1085         fi
1086
1087         if [ -x "$info_dir/$pkg.postrm" ]; then
1088                 $info_dir/$pkg.postrm remove
1089         fi
1090
1091         ipkg_status_remove_sd $sd $pkg
1092         set +o noglob
1093         rm -f $info_dir/$pkg.*
1094         set -o noglob
1095
1096         echo "Done."
1097 }
1098
1099 ipkg_remove_pkg() {
1100         local pkg="$1"
1101         for dest in `ipkg_dests_all`; do
1102                 local sd=$dest/$IPKG_DIR_PREFIX
1103                 if ipkg_status_mentioned_sd $sd $pkg; then
1104                         ipkg_remove_pkg_dest $dest $pkg
1105                 fi
1106         done
1107 }
1108
1109 ipkg_remove() {
1110         while [ $# -gt 0 ]; do
1111                 local pkg="$1"
1112                 shift
1113                 if [ -n "$DEST_NAME" ]; then
1114                         ipkg_remove_pkg_dest $IPKG_ROOT $pkg
1115                 else
1116                         ipkg_remove_pkg $pkg
1117                 fi
1118         done
1119 }
1120
1121 ###########
1122 # ipkg main
1123 ###########
1124
1125 # Parse options
1126 while [ $# -gt 0 ]; do
1127         arg="$1"
1128         case $arg in
1129         -d | -dest)
1130                 [ $# -gt 1 ] || ipkg_usage "option $arg requires an argument"
1131                 DEST_NAME="$2"
1132                 shift
1133                 ;;
1134         -o | -offline)
1135                 [ $# -gt 1 ] || ipkg_usage "option $arg requires an argument"
1136                 IPKG_OFFLINE_ROOT="$2"
1137                 shift
1138                 ;;
1139         -force-depends)
1140                 FORCE_DEPENDS=t
1141                 ;;
1142         -force-defaults)
1143                 FORCE_DEFAULTS=t
1144                 ;;
1145         -*)
1146                 ipkg_usage "unknown option $arg"
1147                 ;;
1148         *)
1149                 break
1150                 ;;
1151         esac
1152         shift
1153 done
1154
1155 [ $# -lt 1 ] && ipkg_usage "ipkg must have one sub-command argument"
1156 cmd="$1"
1157 shift
1158
1159 ipkg_load_configuration
1160 mkdir -p /tmp/ipkg
1161
1162 case "$cmd" in
1163 update|upgrade|list|info|status|install_pending)
1164         ;;
1165 install|depends|remove|files|search)
1166         [ $# -lt 1 ] && ipkg_usage "ERROR: the \`\`$cmd'' command requires an argument"
1167         ;;
1168 *)
1169         echo "ERROR: unknown sub-command \`$cmd'"
1170         ipkg_usage
1171         ;;
1172 esac
1173
1174 # Only install pending if we have an interactive sub-command
1175 case "$cmd" in
1176 upgrade|install)
1177         ipkg_install_pending
1178         ipkg_install_wanted
1179         ;;
1180 esac
1181
1182 ipkg_$cmd $*
1183 for a in `ls $IPKG_TMP`; do
1184         rm -rf $IPKG_TMP/$a
1185 done