diff options
Diffstat (limited to 'libc/sysdeps/linux/arm/brk.c')
| -rw-r--r-- | libc/sysdeps/linux/arm/brk.c | 22 |
1 files changed, 7 insertions, 15 deletions
diff --git a/libc/sysdeps/linux/arm/brk.c b/libc/sysdeps/linux/arm/brk.c index fa0326a0e..82b9835ae 100644 --- a/libc/sysdeps/linux/arm/brk.c +++ b/libc/sysdeps/linux/arm/brk.c @@ -26,22 +26,14 @@ void *__curbrk = 0; int brk (void *addr) { - void *newbrk; + void *newbrk = (void*)INTERNAL_SYSCALL(brk, , 1, addr); - asm ("mov a1, %1\n" /* save the argment in r0 */ - "swi %2\n" /* do the system call */ - "mov %0, a1;" /* keep the return value */ - : "=r"(newbrk) - : "r"(addr), "i" (__NR_brk) - : "a1"); + __curbrk = newbrk; - __curbrk = newbrk; + if (newbrk < addr) { + __set_errno (ENOMEM); + return -1; + } - if (newbrk < addr) - { - __set_errno (ENOMEM); - return -1; - } - - return 0; + return 0; } |