From 7c37e504f0aaeca15fa4fcfda3ac1932cd158d57 Mon Sep 17 00:00:00 2001
From: Ramiro Polla <ramiro.polla@gmail.com>
Date: Tue, 10 Jul 2007 21:52:04 +0000
Subject: [PATCH] Remove OS/2 support

Originally committed as revision 9586 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 Changelog                |  1 +
 ffmpeg.c                 |  7 +------
 ffplay.c                 | 25 -------------------------
 libavformat/os_support.c |  3 ---
 libavformat/os_support.h | 10 +---------
 libavutil/internal.h     |  8 +-------
 6 files changed, 4 insertions(+), 50 deletions(-)

diff --git a/Changelog b/Changelog
index beafd6e261..6ecbdb7f79 100644
--- a/Changelog
+++ b/Changelog
@@ -89,6 +89,7 @@ version <next>
 - codebook generator
 - RoQ video encoder
 - QTRLE encoder
+- OS/2 support removed
 
 version 0.4.9-pre1:
 
diff --git a/ffmpeg.c b/ffmpeg.c
index 34fcdcffc4..2f2bc711ab 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -44,11 +44,6 @@
 #include <termios.h>
 #include <sys/resource.h>
 #endif
-#ifdef CONFIG_OS2
-#include <sys/types.h>
-#include <sys/select.h>
-#include <stdlib.h>
-#endif
 #undef time //needed because HAVE_AV_CONFIG_H is defined on top
 #include <time.h>
 
@@ -3110,7 +3105,7 @@ static void opt_pass(const char *pass_str)
     do_pass = pass;
 }
 
-#if defined(__MINGW32__) || defined(CONFIG_OS2)
+#if defined(__MINGW32__)
 static int64_t getutime(void)
 {
   return av_gettime();
diff --git a/ffplay.c b/ffplay.c
index 7d983515d9..e425900799 100644
--- a/ffplay.c
+++ b/ffplay.c
@@ -35,23 +35,6 @@
 #undef main /* We don't want SDL to override our main() */
 #endif
 
-#ifdef CONFIG_OS2
-#define INCL_DOS
- #include <os2.h>
- #include <stdio.h>
-
- void MorphToPM()
- {
-   PPIB pib;
-   PTIB tib;
-
-   DosGetInfoBlocks(&tib, &pib);
-
-   // Change flag from VIO to PM:
-   if (pib->pib_ultype==2) pib->pib_ultype = 3;
- }
-#endif
-
 #undef exit
 
 //#define DEBUG_SYNC
@@ -2533,14 +2516,6 @@ int main(int argc, char **argv)
     /* register all codecs, demux and protocols */
     av_register_all();
 
-    #ifdef CONFIG_OS2
-      MorphToPM(); // Morph the VIO application to a PM one to be able to use Win* functions
-
-      // Make stdout and stderr unbuffered
-      setbuf( stdout, NULL );
-      setbuf( stderr, NULL );
-    #endif
-
     parse_options(argc, argv, options);
 
     if (!input_filename)
diff --git a/libavformat/os_support.c b/libavformat/os_support.c
index e627367593..947679a143 100644
--- a/libavformat/os_support.c
+++ b/libavformat/os_support.c
@@ -24,9 +24,6 @@
 #if defined(__MINGW32__)
 #include <sys/types.h>
 #include <sys/timeb.h>
-#elif defined(CONFIG_OS2)
-#include <string.h>
-#include <sys/time.h>
 #else
 #include <unistd.h>
 #include <fcntl.h>
diff --git a/libavformat/os_support.h b/libavformat/os_support.h
index 05acaa152a..13615eec9e 100644
--- a/libavformat/os_support.h
+++ b/libavformat/os_support.h
@@ -27,10 +27,8 @@
  * miscellaneous OS support macros and functions.
  *
  * - socklen_t typedef (BeOS, Innotek libc)
- * - usleep() (Win32, BeOS, OS/2)
+ * - usleep() (Win32, BeOS)
  * - lseek() (Win32)
- * - floatf() (OS/2)
- * - strcasecmp() (OS/2)
  * - closesocket()
  * - poll() (BeOS, MinGW)
  */
@@ -68,12 +66,6 @@ __declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds);
 #  endif
 #endif
 
-#if defined(CONFIG_OS2)
-#include <stdlib.h>
-static inline int usleep(unsigned int t) { return _sleep2(t / 1000); }
-static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); }
-#endif
-
 /* most of the time closing a socket is just closing an fd */
 #if HAVE_CLOSESOCKET != 1
 #define closesocket close
diff --git a/libavutil/internal.h b/libavutil/internal.h
index af32f56907..ac0fcf7332 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -101,13 +101,7 @@
 #    define snprintf _snprintf
 #    define vsnprintf _vsnprintf
 
-/* __MINGW32__ end */
-#elif defined (CONFIG_OS2)
-/* OS/2 EMX */
-
-#    include <float.h>
-
-#endif /* !__MINGW32__ && CONFIG_OS2 */
+#endif /* !__MINGW32__ */
 
 #ifdef USE_FASTMEMCPY
 #    include "libvo/fastmemcpy.h"
-- 
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