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Diffstat (limited to 'newlib/libc/reent/sbrkr.c')
-rw-r--r--newlib/libc/reent/sbrkr.c65
1 files changed, 0 insertions, 65 deletions
diff --git a/newlib/libc/reent/sbrkr.c b/newlib/libc/reent/sbrkr.c
deleted file mode 100644
index 8be82ddb1..000000000
--- a/newlib/libc/reent/sbrkr.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/* Reentrant version of sbrk system call. */
-
-#include <reent.h>
-#include <unistd.h>
-#include <_syslist.h>
-
-/* Some targets provides their own versions of these functions. Those
- targets should define REENTRANT_SYSCALLS_PROVIDED in TARGET_CFLAGS. */
-
-#ifdef _REENT_ONLY
-#ifndef REENTRANT_SYSCALLS_PROVIDED
-#define REENTRANT_SYSCALLS_PROVIDED
-#endif
-#endif
-
-/* If MALLOC_PROVIDED is defined, we don't need this function. */
-
-#if defined (REENTRANT_SYSCALLS_PROVIDED) || defined (MALLOC_PROVIDED)
-
-int _dummy_sbrk_syscalls = 1;
-
-#else
-
-/* We use the errno variable used by the system dependent layer. */
-#undef errno
-extern int errno;
-
-/*
-FUNCTION
- <<_sbrk_r>>---Reentrant version of sbrk
-
-INDEX
- _sbrk_r
-
-ANSI_SYNOPSIS
- #include <reent.h>
- void *_sbrk_r(struct _reent *<[ptr]>, ptrdiff_t <[incr]>);
-
-TRAD_SYNOPSIS
- #include <reent.h>
- void *_sbrk_r(<[ptr]>, <[incr]>)
- struct _reent *<[ptr]>;
- ptrdiff_t <[incr]>;
-
-DESCRIPTION
- This is a reentrant version of <<sbrk>>. It
- takes a pointer to the global data block, which holds
- <<errno>>.
-*/
-
-void *
-_sbrk_r (ptr, incr)
- struct _reent *ptr;
- ptrdiff_t incr;
-{
- char *ret;
- void *_sbrk(ptrdiff_t);
-
- errno = 0;
- if ((ret = (char *)(_sbrk (incr))) == (void *) -1 && errno != 0)
- ptr->_errno = errno;
- return ret;
-}
-
-#endif /* ! defined (REENTRANT_SYSCALLS_PROVIDED) */