tazpkg view modules/depends @ rev 846

Remove "busybox" "prefixes" (thanks llev)
We used "busybox wget", etc. to be sure we called Busybox's "wget", not any other "wget". Workaround already done in "getenv" module.
author Aleksej Bobylev <al.bobylev@gmail.com>
date Fri Oct 09 13:14:01 2015 +0300 (2015-10-09)
parents a02e36d44d06
children
line source
1 #!/bin/sh
2 # TazPkg - Tiny autonomous zone packages manager, hg.slitaz.org/tazpkg
3 # depends - TazPkg module
4 # Show packages dependencies and reverse dependencies trees
5
6
7 # Connect function libraries
8 . /lib/libtaz.sh
9
10 # Get TazPkg working environment
11 . @@MODULES@@/getenv
12
13
14
15
16 # recursive dependencies scan
17
18 dep_scan() {
19 for i in $1; do
20 case " $ALL_DEPS " in
21 *\ $i\ *) continue;;
22 esac
23 ALL_DEPS="$ALL_DEPS $i"
24
25 if [ -z "$mark" ]; then
26 ii="$i"
27 else
28 ii="- $i"; grep -q ^$i$'\t' "$PKGS_DB/installed.info" && ii="+ $i"
29 fi
30 [ -n "$2" ] && echo "$2$ii ($(awk -F$'\t' -vp="$i" '
31 $1==p{split($7,s," ");print s[2]}' "$PKGS_DB/packages.info"))"
32
33 DEPENDS="$(awk -F$'\t' -vp="$i" '$1==p{print $8 " "}' "$PKGS_DB/installed.info")"
34 [ -z "$DEPENDS" ] && \
35 DEPENDS="$(awk -F$'\t' -vp="$i" '$1==p{print $8 " "}' "$PKGS_DB/packages.info")"
36 [ -n "$DEPENDS" ] && dep_scan "$DEPENDS" "$2 "
37 done
38 }
39
40
41 # recursive reverse dependencies scan
42
43 rdep_scan() {
44 SEARCH="$1"
45
46 DB='installed'; [ -n "$all" ] && DB='packages'
47
48 awk -F$'\t' '$8 {print $1 " " $8}' "$PKGS_DB/$DB.info" | \
49 awk -F' ' -v search="$SEARCH" '
50 function show_deps(pkg, space, i, n, mydeps) {
51 if (processed[pkg]) return
52 processed[pkg] = 1;
53
54 if (space) printf "%s %s\n", space, pkg;
55
56 n = split(deps[pkg], mydeps, " ");
57 for (i = 1; i <= n; i++)
58 show_deps(mydeps[i], "==" space);
59 }
60
61 {
62 for (i = 2; i <= NF; i++)
63 deps[$i] = deps[$i] " " $1;
64 }
65
66 END {
67 show_deps(search, "")
68 }
69 ' | while read spc pkg; do
70 if [ -z "$mark" ]; then
71 pkgi="$pkg"
72 else
73 pkgi="- $pkg"; grep -q ^$pkg$'\t' "$PKGS_DB/installed.info" && pkgi="+ $pkg"
74 fi
75
76 echo -n $spc | sed 's/=/ /g'
77
78 echo "$pkgi ($(awk -F$'\t' -vp="$pkg" '$1==p{split($7,s," ");print s[2]}' \
79 "$PKGS_DB/$DB.info"))"
80 done
81 }
82
83
84 # Human readable sum
85
86 hrsum() {
87 awk '
88 BEGIN {
89 K = 1024; M = K * 1024; G = M * 1024;
90 SUM=0;
91 }
92 /K/ { SUM += $1 * K }
93 /M/ { SUM += $1 * M }
94 /G/ { SUM += $1 * G }
95 END {
96 if (SUM >= G) {
97 SUM /= G; P = "GiB";
98 } else if (SUM >= M) {
99 SUM /= M; P = "MiB";
100 } else {
101 SUM /= K; P = "KiB";
102 }
103 if (SUM >= 100) printf "%d%s", SUM, P; else printf "%.1f%s", SUM, P;
104 }' | sed 's|\.0||'
105 }
106
107
108
109
110 case "$1" in
111
112 depends)
113 # Display dependencies tree
114 unset ALL_DEPS
115 TMP_DIR=$(mktemp -d)
116 dep_scan "$2" '' | tee "$TMP_DIR/depends"
117 if [ -n "$total" ]; then
118 separator
119 NUM="$(wc -l < "$TMP_DIR/depends")"
120 TOTAL="$(sed 's|.*(\([^)]*\))|\1|' "$TMP_DIR/depends" | hrsum)"
121 _p 'Total: %s package (%s)' 'Total: %s packages (%s)' "$NUM" \
122 "$NUM" "$TOTAL"
123 newline
124
125 if [ -n "$mark" ]; then
126 NUM="$(grep '^ *-' "$TMP_DIR/depends" | wc -l)"
127 TOTAL="$(grep '^ *-' "$TMP_DIR/depends" | sed 's|.*(\([^)]*\))|\1|' | hrsum)"
128 _p 'To install: %s package (%s)' 'To install: %s packages (%s)' "$NUM" \
129 "$NUM" "$TOTAL"
130 newline
131 fi
132 fi
133 rm -rf "$TMP_DIR"
134 ;;
135
136
137 rdepends)
138 # Display reverse dependencies tree
139 cd $INSTALLED
140 unset ALL_DEPS
141 rdep_scan "$2"
142 ;;
143
144 esac