diff options
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/misc/internals/__uClibc_main.c | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/riscv64/bits/uClibc_arch_features.h | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/riscv64/bits/uClibc_page.h | 34 |
3 files changed, 36 insertions, 2 deletions
diff --git a/libc/misc/internals/__uClibc_main.c b/libc/misc/internals/__uClibc_main.c index affa0ce0a..6611090bd 100644 --- a/libc/misc/internals/__uClibc_main.c +++ b/libc/misc/internals/__uClibc_main.c @@ -500,7 +500,6 @@ void __uClibc_main(int (*main)(int, char **, char **), int argc, #endif } # endif -#endif /* Note: It is possible that any initialization done above could * have resulted in errno being set nonzero, so set it to 0 before @@ -512,6 +511,7 @@ void __uClibc_main(int (*main)(int, char **, char **), int argc, /* Set h_errno to 0 as well */ if (likely(not_null_ptr(__h_errno_location))) *(__h_errno_location()) = 0; +#endif #if defined HAVE_CLEANUP_JMP_BUF && defined __UCLIBC_HAS_THREADS_NATIVE__ /* Memory for the cancellation buffer. */ diff --git a/libc/sysdeps/linux/riscv64/bits/uClibc_arch_features.h b/libc/sysdeps/linux/riscv64/bits/uClibc_arch_features.h index b754f3227..94ec2f51f 100644 --- a/libc/sysdeps/linux/riscv64/bits/uClibc_arch_features.h +++ b/libc/sysdeps/linux/riscv64/bits/uClibc_arch_features.h @@ -8,7 +8,7 @@ #undef __UCLIBC_ABORT_INSTRUCTION__ /* can your target use syscall6() for mmap ? */ -#undef __UCLIBC_MMAP_HAS_6_ARGS__ +#define __UCLIBC_MMAP_HAS_6_ARGS__ #define __UCLIBC_SYSCALL_ALIGN_64BIT__ diff --git a/libc/sysdeps/linux/riscv64/bits/uClibc_page.h b/libc/sysdeps/linux/riscv64/bits/uClibc_page.h new file mode 100644 index 000000000..4792d370f --- /dev/null +++ b/libc/sysdeps/linux/riscv64/bits/uClibc_page.h @@ -0,0 +1,34 @@ +/* Copyright (C) 2004 Erik Andersen + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * The GNU C Library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with the GNU C Library; see the file COPYING.LIB. If + * not, see <http://www.gnu.org/licenses/>. + */ + +/* Supply an architecture specific value for PAGE_SIZE and friends. */ + +#ifndef _UCLIBC_PAGE_H +#define _UCLIBC_PAGE_H + +/* PAGE_SHIFT determines the page size -- in this case 4096 */ +#define PAGE_SHIFT 13 +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) + +/* Some architectures always use 12 as page shift for mmap2() eventhough the + * real PAGE_SHIFT != 12. Other architectures use the same value as + * PAGE_SHIFT... + */ +#define MMAP2_PAGE_SHIFT PAGE_SHIFT + +#endif /* _UCLIBC_PAGE_H */ |