diff options
Diffstat (limited to 'libc/sysdeps/linux/sh64/__init_brk.c')
-rw-r--r-- | libc/sysdeps/linux/sh64/__init_brk.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sh64/__init_brk.c b/libc/sysdeps/linux/sh64/__init_brk.c new file mode 100644 index 000000000..7f9cd3c31 --- /dev/null +++ b/libc/sysdeps/linux/sh64/__init_brk.c @@ -0,0 +1,25 @@ +/* From libc-5.3.12 */ + +#include <errno.h> +#include <unistd.h> +#include <sys/syscall.h> + +void * ___brk_addr = 0; + +#define __NR__brk __NR_brk +_syscall1(void *, _brk, void *, ptr); + +int +__init_brk (void) +{ + if (___brk_addr == 0) + { + ___brk_addr = _brk(0); + if (___brk_addr == 0) + { + __set_errno(ENOMEM); + return -1; + } + } + return 0; +} |