[nonworking commit] Started porting newlib

1 files changed, 169 insertions, 0 deletions

diff --git a/Unix/i686-elf/include/malloc.h b/Unix/i686-elf/include/malloc.h
new file mode 100644
index 0000000..c46357c
--- /dev/null
+++ b/Unix/i686-elf/include/malloc.h
@@ -0,0 +1,169 @@
+/* malloc.h -- header file for memory routines.  */
+
+#ifndef _INCLUDE_MALLOC_H_
+#define _INCLUDE_MALLOC_H_
+
+#include <_ansi.h>
+#include <sys/reent.h>
+
+#define __need_size_t
+#include <stddef.h>
+
+/* include any machine-specific extensions */
+#include <machine/malloc.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* This version of struct mallinfo must match the one in
+   libc/stdlib/mallocr.c.  */
+
+struct mallinfo {
+  int arena;    /* total space allocated from system */
+  int ordblks;  /* number of non-inuse chunks */
+  int smblks;   /* unused -- always zero */
+  int hblks;    /* number of mmapped regions */
+  int hblkhd;   /* total space in mmapped regions */
+  int usmblks;  /* unused -- always zero */
+  int fsmblks;  /* unused -- always zero */
+  int uordblks; /* total allocated space */
+  int fordblks; /* total non-inuse space */
+  int keepcost; /* top-most, releasable (via malloc_trim) space */
+};	
+
+/* The routines.  */
+
+extern _PTR malloc _PARAMS ((size_t));
+#ifdef __CYGWIN__
+#undef _malloc_r
+#define _malloc_r(r, s) malloc (s)
+#else
+extern _PTR _malloc_r _PARAMS ((struct _reent *, size_t));
+#endif
+
+extern _VOID free _PARAMS ((_PTR));
+#ifdef __CYGWIN__
+#undef _free_r
+#define _free_r(r, p) free (p)
+#else
+extern _VOID _free_r _PARAMS ((struct _reent *, _PTR));
+#endif
+
+extern _PTR realloc _PARAMS ((_PTR, size_t));
+#ifdef __CYGWIN__
+#undef _realloc_r
+#define _realloc_r(r, p, s) realloc (p, s)
+#else
+extern _PTR _realloc_r _PARAMS ((struct _reent *, _PTR, size_t));
+#endif
+
+extern _PTR calloc _PARAMS ((size_t, size_t));
+#ifdef __CYGWIN__
+#undef _calloc_r
+#define _calloc_r(r, s1, s2) calloc (s1, s2);
+#else
+extern _PTR _calloc_r _PARAMS ((struct _reent *, size_t, size_t));
+#endif
+
+extern _PTR memalign _PARAMS ((size_t, size_t));
+#ifdef __CYGWIN__
+#undef _memalign_r
+#define _memalign_r(r, s1, s2) memalign (s1, s2);
+#else
+extern _PTR _memalign_r _PARAMS ((struct _reent *, size_t, size_t));
+#endif
+
+extern struct mallinfo mallinfo _PARAMS ((void));
+#ifdef __CYGWIN__
+#undef _mallinfo_r
+#define _mallinfo_r(r) mallinfo ()
+#else
+extern struct mallinfo _mallinfo_r _PARAMS ((struct _reent *));
+#endif
+
+extern void malloc_stats _PARAMS ((void));
+#ifdef __CYGWIN__
+#undef _malloc_stats_r
+#define _malloc_stats_r(r) malloc_stats ()
+#else
+extern void _malloc_stats_r _PARAMS ((struct _reent *));
+#endif
+
+extern int mallopt _PARAMS ((int, int));
+#ifdef __CYGWIN__
+#undef _mallopt_r
+#define _mallopt_r(i1, i2) mallopt (i1, i2)
+#else
+extern int _mallopt_r _PARAMS ((struct _reent *, int, int));
+#endif
+
+extern size_t malloc_usable_size _PARAMS ((_PTR));
+#ifdef __CYGWIN__
+#undef _malloc_usable_size_r
+#define _malloc_usable_size_r(r, p) malloc_usable_size (p)
+#else
+extern size_t _malloc_usable_size_r _PARAMS ((struct _reent *, _PTR));
+#endif
+
+/* These aren't too useful on an embedded system, but we define them
+   anyhow.  */
+
+extern _PTR valloc _PARAMS ((size_t));
+#ifdef __CYGWIN__
+#undef _valloc_r
+#define _valloc_r(r, s) valloc (s)
+#else
+extern _PTR _valloc_r _PARAMS ((struct _reent *, size_t));
+#endif
+
+extern _PTR pvalloc _PARAMS ((size_t));
+#ifdef __CYGWIN__
+#undef _pvalloc_r
+#define _pvalloc_r(r, s) pvalloc (s)
+#else
+extern _PTR _pvalloc_r _PARAMS ((struct _reent *, size_t));
+#endif
+
+extern int malloc_trim _PARAMS ((size_t));
+#ifdef __CYGWIN__
+#undef _malloc_trim_r
+#define _malloc_trim_r(r, s) malloc_trim (s)
+#else
+extern int _malloc_trim_r _PARAMS ((struct _reent *, size_t));
+#endif
+
+/* A compatibility routine for an earlier version of the allocator.  */
+
+extern _VOID mstats _PARAMS ((char *));
+#ifdef __CYGWIN__
+#undef _mstats_r
+#define _mstats_r(r, p) mstats (p)
+#else
+extern _VOID _mstats_r _PARAMS ((struct _reent *, char *));
+#endif
+
+/* SVID2/XPG mallopt options */
+
+#define M_MXFAST  1    /* UNUSED in this malloc */
+#define M_NLBLKS  2    /* UNUSED in this malloc */
+#define M_GRAIN   3    /* UNUSED in this malloc */
+#define M_KEEP    4    /* UNUSED in this malloc */
+
+/* mallopt options that actually do something */
+  
+#define M_TRIM_THRESHOLD    -1
+#define M_TOP_PAD           -2
+#define M_MMAP_THRESHOLD    -3 
+#define M_MMAP_MAX          -4
+
+#ifndef __CYGWIN__
+/* Some systems provide this, so do too for compatibility.  */
+extern void cfree _PARAMS ((_PTR));
+#endif /* __CYGWIN__ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _INCLUDE_MALLOC_H_ */