Commit 8a3c8627 authored by Måns Rullgård's avatar Måns Rullgård
Browse files

configure: add --enable-pic flag

Using this flag enables position-independent code even when not strictly
required.  It is impossible to use --disable-pic to forcibly disable PIC
when other properties mandate it.

Originally committed as revision 19672 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 90d43b52
......@@ -221,6 +221,7 @@ show_help(){
echo " --disable-neon disable neon optimizations"
echo " --disable-vis disable VIS optimizations"
echo " --disable-yasm disable use of yasm assembler"
echo " --enable-pic build position-independent code"
echo
echo "Developer options (useful when working on FFmpeg itself):"
echo " --disable-debug disable debugging symbols"
......@@ -840,6 +841,7 @@ CONFIG_LIST="
mpegaudio_hp
network
nonfree
pic
postproc
powerpc_perf
rdft
......@@ -1743,7 +1745,7 @@ case "$arch" in
arch="alpha"
enable fast_64bit
check_cflags -mieee
pic=$shared
spic=$shared
;;
arm|armv[4567]*l)
arch="arm"
......@@ -1756,29 +1758,29 @@ case "$arch" in
ia64)
arch="ia64"
enable fast_64bit
pic=$shared
spic=$shared
;;
m68k)
arch="m68k"
;;
mips|mipsel|IP*)
arch="mips"
pic=$shared
spic=$shared
;;
mips64)
arch="mips"
subarch="mips64"
enable fast_64bit
pic=$shared
spic=$shared
;;
parisc|hppa)
arch="parisc"
pic=$shared
spic=$shared
;;
parisc64|hppa64)
arch="parisc"
enable fast_64bit
pic=$shared
spic=$shared
;;
"Power Macintosh"|ppc|powerpc)
arch="ppc"
......@@ -1798,13 +1800,13 @@ case "$arch" in
;;
sparc)
arch="sparc"
pic=$shared
spic=$shared
;;
sun4u|sparc64)
arch="sparc"
subarch="sparc64"
enable fast_64bit
pic=$shared
spic=$shared
;;
i386|i486|i586|i686|i86pc|BePC)
arch="x86"
......@@ -1817,7 +1819,7 @@ case "$arch" in
enable cmov
enable fast_cmov
enable fast_unaligned
check_cc <<EOF && enable fast_64bit && subarch="x86_64" && pic=$shared
check_cc <<EOF && enable fast_64bit && subarch="x86_64" && spic=$shared
int test[sizeof(char*) - 7];
EOF
;;
......@@ -1827,6 +1829,7 @@ EOF
esac
enable $arch $subarch
enabled spic && enable pic
# OS specific
case $target_os in
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment