projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 57ba7bb4 | 1 | /* Copyright (C) 1995, 1996 Free Software Foundation, Inc. |
| 28f540f4 RM |
2 | This file is part of the GNU C Library. |
| 3 | ||
| 4 | The GNU C Library is free software; you can redistribute it and/or | |
| 5 | modify it under the terms of the GNU Library General Public License as | |
| 6 | published by the Free Software Foundation; either version 2 of the | |
| 7 | License, or (at your option) any later version. | |
| 8 | ||
| 9 | The GNU C Library is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 12 | Library General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU Library General Public | |
| 15 | License along with the GNU C Library; see the file COPYING.LIB. If | |
| 16 | not, write to the Free Software Foundation, Inc., 675 Mass Ave, | |
| 17 | Cambridge, MA 02139, USA. */ | |
| 18 | ||
| 19 | #include <sysdep.h> | |
| 20 | ||
| c14e4c32 RM |
21 | .text |
| 22 | SYSCALL_ERROR_HANDLER | |
| d2f5be2a UD |
23 | |
| 24 | ENTRY (__mmap) | |
| 25 | ||
| 26 | /* Save registers. */ | |
| 27 | movl %ebx, %edx | |
| 28 | ||
| 29 | movl $SYS_ify(mmap), %eax /* System call number in %eax. */ | |
| 30 | ||
| 31 | lea 4(%esp), %ebx /* Address of args is 1st arg. */ | |
| 32 | ||
| 33 | /* Do the system call trap. */ | |
| 34 | int $0x80 | |
| 35 | ||
| 36 | /* Restore registers. */ | |
| 37 | movl %edx, %ebx | |
| 38 | ||
| 57ba7bb4 UD |
39 | /* If 0 > %eax > -4096 there was an error. */ |
| 40 | cmpl $-4096, %eax | |
| 41 | ja syscall_error | |
| d2f5be2a UD |
42 | |
| 43 | /* Successful; return the syscall's value. */ | |
| 44 | ret | |
| cccda09f | 45 | .size __mmap,.-__mmap |
| d2f5be2a UD |
46 | |
| 47 | weak_alias (__mmap, mmap) |