Tue Feb 18 01:56:27 UTC 2014

1 files changed, 54 insertions, 0 deletions

diff --git a/pcr/pactools/pt-deptree b/pcr/pactools/pt-deptree
new file mode 100644
index 000000000..edb6f538b
--- /dev/null
+++ b/pcr/pactools/pt-deptree
@@ -0,0 +1,54 @@
+#!/bin/sh
+# Pacman Dependency Tree
+# does NOT handle group names -> unexpected results.
+# Package names using aliases, like x-server, should work.
+# Breaks on circular dependencies -> you better hit ctrl-c.
+
+export LC_ALL=en_US
+
+progname=`basename $0`
+pacexec='pacman'
+leafnull='None'
+branch=""
+vbranch="|   "
+vprune="    "
+hbranch="+---"
+
+_showdep () {
+
+    # Try to use specific pkg req
+    if $pacexec -Qi $1 &> /dev/null ; then
+         # Grab deps list|from "Depends"|Remove Tag \| specific version req's.
+        deplist=`$pacexec -Qi $1|grep Depends|sed 's/^.*: \|>[^ ]*//g;s/ $//'`
+    else # Oops! Failed on alias, try this...
+        deplist=`$pacexec -Qs $1 | sed '1!d;s/\(^.*\/\)\(.*\)\( .*$\)/\2/'`
+    fi
+
+    [ "x$deplist" = "x$leafnull" ] && return
+
+    while [ -n "$deplist" ]
+    do
+        set -- $deplist && echo "$branch$hbranch$1"
+        if [ $# -gt 1 ] ; then
+            branch=${branch}$vbranch
+        else
+            branch=${branch}$vprune
+        fi
+
+        _showdep $1
+
+        deplist=${*:2}
+        branch=${branch:0:${#branch}-${#vprune}}
+    done
+}
+
+branch=$vprune
+
+for pkg in `$pacexec -Q $1 | sed 's/ .*//'`
+do
+    echo $pkg
+    _showdep $pkg
+done
+
+unset _showdep && set --
+exit 0