doc: Drop DJGPP section, Libav now compiles out-of-the-box on FreeDOS.

[ffmpeg] / configure

diff --git a/configure b/configure
index b63330cbffbae57576f15a3ab33ca6c18a789c56..4916bad18a1b0beb874137d5dc8e1b7da6a00379 100755 (executable)
--- a/configure
+++ b/configure
@@ -2458,11 +2458,13 @@ case $target_os in
         objformat="win32"
         enable dos_paths
         check_cflags -fno-common
+        add_cppflags -U__STRICT_ANSI__
         ;;
     *-dos|freedos|opendos)
         network_extralibs="-lsocket"
         objformat="coff"
         enable dos_paths
+        add_cppflags -U__STRICT_ANSI__
         ;;
     linux)
         add_cppflags -D_POSIX_C_SOURCE=200112 -D_XOPEN_SOURCE=600
@@ -2475,6 +2477,7 @@ case $target_os in
     os/2*)
         ln_s="cp -f"
         objformat="aout"
+        add_cppflags -D_GNU_SOURCE
         add_ldflags -Zomf -Zbin-files -Zargs-wild -Zmap
         SHFLAGS='$(SUBDIR)$(NAME).def -Zdll -Zomf'
         FFSERVERLDFLAGS=""
@@ -2821,11 +2824,6 @@ check_header X11/extensions/XvMClib.h
 
 check_struct dxva2api.h DXVA_PictureParameters wDecodedPictureIndex
 
-if ! enabled_any memalign memalign_hack posix_memalign malloc_aligned &&
-     enabled_any $need_memalign ; then
-    die "Error, no aligned memory allocator but SSE enabled, disable it or use --enable-memalign-hack."
-fi
-
 disabled  zlib || check_lib   zlib.h      zlibVersion -lz   || disable  zlib
 disabled bzlib || check_lib2 bzlib.h BZ2_bzlibVersion -lbz2 || disable bzlib
 
@@ -3089,6 +3087,9 @@ check_deps $CONFIG_LIST       \
 
 enabled asm || { arch=c; disable $ARCH_LIST $ARCH_EXT_LIST; }
 
+! enabled_any memalign posix_memalign malloc_aligned &&
+    enabled_any $need_memalign && enable memalign_hack
+
 echo "install prefix            $prefix"
 echo "source path               $source_path"
 echo "C compiler                $cc"
@@ -3102,7 +3103,7 @@ fi
 echo "big-endian                ${bigendian-no}"
 echo "runtime cpu detection     ${runtime_cpudetect-no}"
 if enabled x86; then
-    echo "yasm                      ${yasm-no}"
+    echo "${yasmexe}                      ${yasm-no}"
     echo "MMX enabled               ${mmx-no}"
     echo "MMX2 enabled              ${mmx2-no}"
     echo "3DNow! enabled            ${amd3dnow-no}"