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/* From libc-5.3.12 */
#include <unistd.h>
#include <sys/syscall.h>
#include <errno.h>
extern void * ___brk_addr;
extern int __init_brk ();
int brk(void * end_data_seg)
{
if (__init_brk () == 0)
{
#if defined(__PIC__) || defined (__pic__)
__asm__ volatile ("pushl %%ebx\n\t"
"movl %%ecx,%%ebx\n\t"
"int $0x80\n\t"
"popl %%ebx"
:"=a" (___brk_addr)
:"0" (SYS_brk),"c" (end_data_seg));
#else
__asm__ volatile ("int $0x80"
:"=a" (___brk_addr)
:"0" (SYS_brk),"b" (end_data_seg));
#endif
if (___brk_addr == end_data_seg)
return 0;
errno = ENOMEM;
}
return -1;
}
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