URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [libgloss/] [mt/] [sbrk.c] - Diff between revs 158 and 816

Rev 158	Rev 816
`#include <_ansi.h>`	`#include <_ansi.h>`
`#include <sys/types.h>`	`#include <sys/types.h>`
`#include <sys/stat.h>`	`#include <sys/stat.h>`
`#include "trap.h"`	`#include "trap.h"`


`caddr_t`	`caddr_t`
`sbrk (size_t incr)`	`sbrk (size_t incr)`
`{`	`{`
`extern char end; /* Defined by the linker */`	`extern char end; /* Defined by the linker */`
`static char *heap_end;`	`static char *heap_end;`
`char *prev_heap_end;`	`char *prev_heap_end;`

`char sp = (char ) &sp;`	`char sp = (char ) &sp;`

`if (heap_end == 0)`	`if (heap_end == 0)`
`{`	`{`
`heap_end = &end;`	`heap_end = &end;`
`}`	`}`
`prev_heap_end = heap_end;`	`prev_heap_end = heap_end;`
`heap_end += incr;`	`heap_end += incr;`

`return (caddr_t) prev_heap_end;`	`return (caddr_t) prev_heap_end;`
`}`	`}`