diff options
Diffstat (limited to 'libc/sysdeps/linux/or1k/brk.c')
-rw-r--r-- | libc/sysdeps/linux/or1k/brk.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/or1k/brk.c b/libc/sysdeps/linux/or1k/brk.c new file mode 100644 index 000000000..f8183dbc1 --- /dev/null +++ b/libc/sysdeps/linux/or1k/brk.c @@ -0,0 +1,23 @@ +/* From libc-5.3.12 */ + +#include <errno.h> +#include <unistd.h> +#include <sys/syscall.h> +libc_hidden_proto(brk) +extern void * ___brk_addr; + +extern int __init_brk (void); +extern void *_brk(void *ptr); + +int brk(void * end_data_seg) +{ + if (__init_brk () == 0) + { + ___brk_addr = _brk(end_data_seg); + if (___brk_addr == end_data_seg) + return 0; + __set_errno(ENOMEM); + } + return -1; +} +libc_hidden_def(brk) |