Created attachment 112374 [details]
[PATCH] xdg-open: Improve performance of get_key function

The attached patch improves the performance of xdg-open by a factor of 10 by avoiding unnecessary grep calls.


Without this optimization:

time ./xdg-open http://www.google.com/
START /usr/lib/firefox/firefox "http://www.google.com/"

(process:17426): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed

real	0m7.956s
user	0m1.693s
sys	0m0.453s


With this optimization:

time ./xdg-open http://www.google.com/
START /usr/lib/firefox/firefox "http://www.google.com/"

(process:17531): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed

real	0m0.843s
user	0m0.157s
sys	0m0.043s