Re: [pacman-dev] [PATCH 2/6] Don't do eval

29 Sep 2011


      On Fri, Sep 30, 2011 at 1:14 AM, lolilolicon <lolilolicon@gmail.com> wrote:
...
+# parse value of simple, non-repeating variable assignment
+conf_var_val() {
+       local var=${1//\//\\/}
+       awk '
+       /^[ \t]*'"${var}"'[ \t]*=/ {
+               sub(/[^=]+=[ \t]*/, "")
+               sub(/[ \t]*$/, "")
+               print
+               exit
+       }'
+}
+
+DBPath=$(conf_var_val DBPath < @sysconfdir@/pacman.conf)
Mind you, my awk-fu is currently weak. You probably find this lame,
please do tell.
I particularly feel uncomfortble with the ${var} in there, but I don't
know how you can
do that with `awk -v var="$1"`.