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Implement CPP condition check support in configure.

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Originally committed as revision 15597 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2008-10-12 09:07:14 +00:00
parent f2e5786771
commit a5344cf7ec
1 changed files with 20 additions and 0 deletions
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20
configure vendored
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@ -527,6 +527,18 @@ int main(int argc, char **argv){
EOF EOF
} }
check_cpp_condition(){
log check_cpp_condition "$@"
header=$1
condition=$2
check_cpp <<EOF
#include <$header>
#if !($condition)
#error "unsatisfied condition: $condition"
#endif
EOF
}
check_lib(){ check_lib(){
log check_lib "$@" log check_lib "$@"
header="$1" header="$1"
@ -614,6 +626,14 @@ require2(){
check_lib2 "$headers" $func "$@" || die "ERROR: $name not found" check_lib2 "$headers" $func "$@" || die "ERROR: $name not found"
} }
require_cpp_condition(){
name="$1"
header="$2"
cpp_condition="$3"
shift 3
check_cpp_condition $header "$cpp_condition" || die "ERROR: $name does not satisfy CPP condition: $cpp_condition"
}
check_foo_config(){ check_foo_config(){
cfg=$1 cfg=$1
pkg=$2 pkg=$2