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c1b68685d4
Unlike MMAP_CALL, this avoids a TCB dependency for an errno update on failure. <mmap_internal.h> cannot be included as is on several architectures due to the definition of page_unit, so introduce a separate header file for the definition of MMAP_CALL and MMAP_CALL_INTERNAL, <mmap_call.h>. Reviewed-by: Stefan Liebler <stli@linux.ibm.com>
33 lines
1.5 KiB
C
33 lines
1.5 KiB
C
/* mmap - map files or devices into memory. Linux/s390 version.
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Copyright (C) 2017-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#define MMAP_CALL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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({ \
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long int __args[6] = { (long int) (__addr), (long int) (__len), \
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(long int) (__prot), (long int) (__flags), \
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(long int) (__fd), (long int) (__offset) }; \
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INLINE_SYSCALL_CALL (__nr, __args); \
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})
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#define MMAP_CALL_INTERNAL(__nr, __addr, __len, __prot, __flags, __fd, __offset) \
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({ \
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long int __args[6] = { (long int) (__addr), (long int) (__len), \
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(long int) (__prot), (long int) (__flags), \
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(long int) (__fd), (long int) (__offset) }; \
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INTERNAL_SYSCALL_CALL (__nr, __args); \
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})
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