diff options
author | Carmelo Amoroso <carmelo.amoroso@st.com> | 2007-11-16 14:26:46 +0000 |
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committer | Carmelo Amoroso <carmelo.amoroso@st.com> | 2007-11-16 14:26:46 +0000 |
commit | e130b681c43ee2215512ffcf6cadcbc4487e96e6 (patch) | |
tree | 107831cfb61595a907dff264d1bdbf02e18c53f5 /libc/sysdeps/linux/avr32/brk.c | |
parent | c08b07bc9bff10988100653d280e8afe428249f7 (diff) |
Added AVR32 support to uClibc. Signed-off-by: Hans-Christian Egtvedt <hcegtvedt@atmel.com>
Diffstat (limited to 'libc/sysdeps/linux/avr32/brk.c')
-rw-r--r-- | libc/sysdeps/linux/avr32/brk.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/avr32/brk.c b/libc/sysdeps/linux/avr32/brk.c new file mode 100644 index 000000000..d824c7cd0 --- /dev/null +++ b/libc/sysdeps/linux/avr32/brk.c @@ -0,0 +1,31 @@ +/* + * Copyright (C) 2004-2007 Atmel Corporation + * + * This file is subject to the terms and conditions of the GNU Lesser General + * Public License. See the file "COPYING.LIB" in the main directory of this + * archive for more details. + */ +#include <errno.h> +#include <unistd.h> +#include <sys/syscall.h> + +libc_hidden_proto(brk) + +void *__curbrk attribute_hidden = 0; + +int brk (void *addr) +{ + void *newbrk; + + newbrk = (void *)INLINE_SYSCALL(brk, 1, addr); + + __curbrk = newbrk; + + if (newbrk < addr) { + __set_errno (ENOMEM); + return -1; + } + + return 0; +} +libc_hidden_def(brk) |