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configure: allow reverse auto-selection of options 

This adds the possibility to set foo_if and foo_if_any variables,
causing foo to be enabled if all/any of the listed options are
enabled.

Originally committed as revision 21215 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Måns Rullgård 2010-01-14 18:25:38 +00:00
parent 29b75f0b67
commit 3d7453e056
1 changed files with 7 additions and 3 deletions
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10
configure vendored
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@ -450,11 +450,15 @@ check_deps(){
eval dep_any="\$${cfg}_deps_any"
eval dep_sel="\$${cfg}_select"
eval dep_sgs="\$${cfg}_suggest"
eval dep_ifa="\$${cfg}_if"
eval dep_ifn="\$${cfg}_if_any"
pushvar cfg dep_all dep_any dep_sel dep_sgs
check_deps $dep_all $dep_any $dep_sel $dep_sgs
popvar cfg dep_all dep_any dep_sel dep_sgs
pushvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
check_deps $dep_all $dep_any $dep_sel $dep_sgs $dep_ifa $dep_ifn
popvar cfg dep_all dep_any dep_sel dep_sgs dep_ifa dep_ifn
[ -n "$dep_ifa" ] && { enabled_all $dep_ifa && enable_weak $cfg; }
[ -n "$dep_ifn" ] && { enabled_any $dep_ifn && enable_weak $cfg; }
enabled_all $dep_all || disable $cfg
enabled_any $dep_any || disable $cfg
disabled_any $dep_sel && disable $cfg