From e1707f52d5a431bd645eb6026801e1ddaf9c79c5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Fri, 19 Jul 2002 22:23:40 +0000
Subject: [PATCH] BeOS patches by "shatty" <shatty at myrealbox.com> 1. errno's
 are negative on beos, so negating them gives positive values. 2. the -shared
 flag is -nostart on beos. 3. building the shared lib on beos requires
 -fomit-frame-pointer 4. beos doesn't have oss support

Originally committed as revision 779 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 berrno.h            | 41 +++++++++++++++++++++++++++++++++++++++++
 configure           |  7 ++++++-
 libavcodec/Makefile |  2 +-
 libavcodec/common.h |  4 ++++
 4 files changed, 52 insertions(+), 2 deletions(-)
 create mode 100644 berrno.h

diff --git a/berrno.h b/berrno.h
new file mode 100644
index 0000000..f343706
--- /dev/null
+++ b/berrno.h
@@ -0,0 +1,41 @@
+#ifndef BERRNO_H
+#define BERRNO_H
+
+#include <Errors.h>
+
+#ifdef ENOENT
+#undef ENOENT
+#endif 
+#define ENOENT 2
+
+#ifdef EINTR
+#undef EINTR
+#endif 
+#define EINTR  4
+
+#ifdef EIO
+#undef EIO
+#endif 
+#define EIO    5
+
+#ifdef EAGAIN
+#undef EAGAIN
+#endif 
+#define EAGAIN 11
+
+#ifdef ENOMEM
+#undef ENOMEM
+#endif 
+#define ENOMEM 12
+
+#ifdef EINVAL
+#undef EINVAL
+#endif 
+#define EINVAL 22
+
+#ifdef EPIPE
+#undef EPIPE
+#endif 
+#define EPIPE  32
+
+#endif /* BERRNO_H */
diff --git a/configure b/configure
index 7b4750c..60c56b3 100755
--- a/configure
+++ b/configure
@@ -52,6 +52,7 @@ extralibs="-lm"
 simpleidct="yes"
 bigendian="no"
 mpegaudio_hp="yes"
+SHFLAGS=-shared
 
 # OS specific
 targetos=`uname -s`
@@ -59,7 +60,10 @@ case $targetos in
 BeOS)
 prefix="/boot/home/config"
 # helps building libavcodec
-CFLAGS="-O3 -DPIC"
+CFLAGS="-O3 -DPIC -fomit-frame-pointer"
+SHFLAGS=-nostart
+# disable linux things
+audio_oss="no"
 v4l="no"
 # no need for libm, but the inet stuff
 # Check for BONE
@@ -262,6 +266,7 @@ echo "AR=$ar" >> config.mak
 echo "STRIP=$strip" >> config.mak
 echo "OPTFLAGS=$CFLAGS" >> config.mak
 echo "LDFLAGS=$LDFLAGS" >> config.mak
+echo "SHFLAGS=$SHFLAGS" >> config.mak
 if test "$cpu" = "x86" ; then
   echo "TARGET_ARCH_X86=yes" >> config.mak
   echo "#define ARCH_X86 1" >> $TMPH
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index 6d54abb..989381d 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -85,7 +85,7 @@ $(LIB): $(OBJS)
 	$(AR) rc $@ $(OBJS)
 
 $(SLIB): $(OBJS)
-	$(CC) -shared -o $@ $(OBJS) $(EXTRALIBS)
+	$(CC) $(SHFLAGS) -o $@ $(OBJS) $(EXTRALIBS)
 
 dsputil.o: dsputil.c dsputil.h
 
diff --git a/libavcodec/common.h b/libavcodec/common.h
index d9e46ca..e25e266 100644
--- a/libavcodec/common.h
+++ b/libavcodec/common.h
@@ -22,7 +22,11 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
+#ifndef __BEOS__
 #include <errno.h>
+#else
+#include "berrno.h"
+#endif
 #include <math.h>
 
 #ifndef ENODATA
-- 
2.7.4