diff options
Diffstat (limited to 'sysdeps/mach/hurd/mmap.c')
| -rw-r--r-- | sysdeps/mach/hurd/mmap.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c index dc4b024bb8..8b4c3455c1 100644 --- a/sysdeps/mach/hurd/mmap.c +++ b/sysdeps/mach/hurd/mmap.c @@ -27,12 +27,12 @@ is nonzero, it is the desired mapping address. If the MAP_FIXED bit is set in FLAGS, the mapping will be at ADDR exactly (which must be page-aligned); otherwise the system chooses a convenient nearby address. - The return value is the actual mapping address chosen or (caddr_t) -1 + The return value is the actual mapping address chosen or (__ptr_t) -1 for errors (in which case `errno' is set). A successful `mmap' call deallocates any previous mapping for the affected region. */ -caddr_t -__mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) +__ptr_t +__mmap (__ptr_t addr, size_t len, int prot, int flags, int fd, off_t offset) { error_t err; vm_prot_t vmprot; @@ -49,7 +49,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) /* A specific address is requested. It need not be page-aligned; it just needs to be congruent with the object offset. */ if ((mapaddr & (vm_page_size - 1)) != pageoff) - return (caddr_t) (long int) __hurd_fail (EINVAL); + return (__ptr_t) (long int) __hurd_fail (EINVAL); else /* We will add back PAGEOFF after mapping. */ mapaddr -= pageoff; @@ -66,7 +66,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) switch (flags & MAP_TYPE) { default: - return (caddr_t) (long int) __hurd_fail (EINVAL); + return (__ptr_t) (long int) __hurd_fail (EINVAL); case MAP_ANON: memobj = MACH_PORT_NULL; @@ -77,7 +77,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) { mach_port_t robj, wobj; if (err = HURD_DPORT_USE (fd, __io_map (port, &robj, &wobj))) - return (caddr_t) (long int) __hurd_dfail (fd, err); + return (__ptr_t) (long int) __hurd_dfail (fd, err); switch (prot & (PROT_READ|PROT_WRITE)) { case PROT_READ: @@ -106,7 +106,7 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) else { __mach_port_deallocate (__mach_task_self (), wobj); - return (caddr_t) (long int) __hurd_fail (EACCES); + return (__ptr_t) (long int) __hurd_fail (EACCES); } break; } @@ -144,12 +144,12 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset) __mach_port_deallocate (__mach_task_self (), memobj); if (err) - return (caddr_t) (long int) __hurd_fail (err); + return (__ptr_t) (long int) __hurd_fail (err); /* Adjust the mapping address for the offset-within-page. */ mapaddr += pageoff; - return (caddr_t) mapaddr; + return (__ptr_t) mapaddr; } weak_alias (__mmap, mmap) |