mmap() support for OS/2

patch by KO Myung-Hun, komh chollian net


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@26108 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 56 insertions, 0 deletions

diff --git a/osdep/mmap.h b/osdep/mmap.h
new file mode 100644
index 0000000000..8a4ccc0abf
--- /dev/null
+++ b/osdep/mmap.h
@@ -0,0 +1,56 @@
+/*
+ * mmap declaration header for systems with missing/nonfunctional sys/mman.h
+ *
+ * Copyright (c) 2008 KO Myung-Hun (komh@chollian.net)
+ *
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPLAYER_MMAP_H
+#define MPLAYER_MMAP_H
+
+/*
+ * Protections are chosen from these bits, or-ed together
+ */
+#define PROT_NONE   0x00 /* no permissions */
+#define PROT_READ   0x01 /* pages can be read */
+#define PROT_WRITE  0x02 /* pages can be written */
+#define PROT_EXEC   0x04 /* pages can be executed */
+
+/*
+ * Flags contain sharing type and options.
+ * Sharing types; choose one.
+ */
+#define MAP_SHARED  0x0001  /* share changes */
+#define MAP_PRIVATE 0x0002  /* changes are private */
+#define MAP_FIXED   0x0010  /* map addr must be exactly as requested */
+
+/*
+ * Mapping type
+ */
+#define MAP_ANON    0x1000  /* allocated from memory, swap space */
+
+/* MAP_FAILED is defined in config.h */
+
+#ifndef _MMAP_DECLARED
+#define _MMAP_DECLARED
+void *mmap( void *addr, size_t len, int prot, int flags, int fildes, off_t off );
+#endif
+int   munmap( void *addr, size_t len );
+int   mprotect( void *addr, size_t len, int prot );
+
+#endif /* MPLAYER_MMAP_H */