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build: fix detection of math functions with 2 parameters.

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The code from libav seems to have been entirely untested.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-10-24 13:15:42 +02:00
parent 2dbc93455c
commit 42ee9f3981
1 changed files with 23 additions and 3 deletions
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26
configure vendored
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@ -860,6 +860,18 @@ int main(void){ return (int) foo; }
EOF EOF
} }
check_math2func(){
log check_math2func "$@"
func=$1
shift
disable $func
check_ld "cc" "$@" <<EOF && enable $func
#include <math.h>
float foo(float f) { return $func(f, f); }
int main(void){ return (int) foo; }
EOF
}
check_func_headers(){ check_func_headers(){
log check_func_headers "$@" log check_func_headers "$@"
headers=$1 headers=$1
@ -1265,7 +1277,6 @@ HAVE_LIST_PUB='
MATH_FUNCS=" MATH_FUNCS="
atanf atanf
atan2f
cbrtf cbrtf
cosf cosf
exp2 exp2
@ -1273,7 +1284,6 @@ MATH_FUNCS="
expf expf
isinf isinf
isnan isnan
ldexpf
llrint llrint
llrintf llrintf
log2 log2
@ -1281,7 +1291,6 @@ MATH_FUNCS="
log10f log10f
lrint lrint
lrintf lrintf
powf
rint rint
round round
roundf roundf
@ -1290,6 +1299,12 @@ MATH_FUNCS="
truncf truncf
" "
MATH2_FUNCS="
atan2f
ldexpf
powf
"
HAVE_LIST=" HAVE_LIST="
$ARCH_EXT_LIST $ARCH_EXT_LIST
$(add_suffix _external $ARCH_EXT_LIST) $(add_suffix _external $ARCH_EXT_LIST)
@ -1298,6 +1313,7 @@ HAVE_LIST="
$HAVE_LIST_PUB $HAVE_LIST_PUB
$THREADS_LIST $THREADS_LIST
$MATH_FUNCS $MATH_FUNCS
$MATH2_FUNCS
aligned_malloc aligned_malloc
aligned_stack aligned_stack
alsa_asoundlib_h alsa_asoundlib_h
@ -3633,6 +3649,10 @@ for func in $MATH_FUNCS; do
check_mathfunc $func check_mathfunc $func
done done
for func in $MATH2_FUNCS; do
check_math2func $func
done
# these are off by default, so fail if requested and not available # these are off by default, so fail if requested and not available
enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32 enabled avisynth && require2 vfw32 "windows.h vfw.h" AVIFileInit -lavifil32
enabled fontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit enabled fontconfig && require_pkg_config fontconfig "fontconfig/fontconfig.h" FcInit