diff options
Diffstat (limited to 'newlib/libc/sys/linux/dl/dl-osinfo.h')
| -rw-r--r-- | newlib/libc/sys/linux/dl/dl-osinfo.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/newlib/libc/sys/linux/dl/dl-osinfo.h b/newlib/libc/sys/linux/dl/dl-osinfo.h deleted file mode 100644 index 4976b3126..000000000 --- a/newlib/libc/sys/linux/dl/dl-osinfo.h +++ /dev/null @@ -1,108 +0,0 @@ -/* Operating system specific code for generic dynamic loader functions. - Copyright (C) 2000, 2001 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C 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; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <string.h> -#include <sys/sysctl.h> -#include <sys/utsname.h> -#include "kernel-features.h" - -#ifndef MIN -# define MIN(a,b) (((a)<(b))?(a):(b)) -#endif - -#ifdef SHARED -/* This is the function used in the dynamic linker to print the fatal error - message. */ -static inline void -__attribute__ ((__noreturn__)) -dl_fatal (const char *str) -{ - _dl_dprintf (2, str); - _exit (1); -} -#endif - - -#define DL_SYSDEP_OSCHECK(FATAL) \ - do { \ - /* Test whether the kernel is new enough. This test is only \ - performed if the library is not compiled to run on all \ - kernels. */ \ - if (__LINUX_KERNEL_VERSION > 0) \ - { \ - char bufmem[64]; \ - char *buf = bufmem; \ - unsigned int version; \ - int parts; \ - char *cp; \ - struct utsname uts; \ - \ - /* Try the uname syscall */ \ - if (__uname (&uts)) \ - { \ - /* This was not successful. Now try reading the /proc \ - filesystem. */ \ - ssize_t reslen; \ - int fd = __open ("/proc/sys/kernel/osrelease", O_RDONLY); \ - if (fd == -1 \ - || (reslen = __read (fd, bufmem, sizeof (bufmem))) <= 0) \ - /* This also didn't work. We give up since we cannot \ - make sure the library can actually work. */ \ - FATAL ("FATAL: cannot determine library version\n"); \ - __close (fd); \ - buf[MIN (reslen, (ssize_t) sizeof (bufmem) - 1)] = '\0'; \ - } \ - else \ - buf = uts.release; \ - \ - /* Now convert it into a number. The string consists of at most \ - three parts. */ \ - version = 0; \ - parts = 0; \ - cp = buf; \ - while ((*cp >= '0') && (*cp <= '9')) \ - { \ - unsigned int here = *cp++ - '0'; \ - \ - while ((*cp >= '0') && (*cp <= '9')) \ - { \ - here *= 10; \ - here += *cp++ - '0'; \ - } \ - \ - ++parts; \ - version <<= 8; \ - version |= here; \ - \ - if (*cp++ != '.') \ - /* Another part following? */ \ - break; \ - } \ - \ - if (parts < 3) \ - version <<= 8 * (3 - parts); \ - \ - /* Now we can test with the required version. */ \ - if (version < __LINUX_KERNEL_VERSION) \ - /* Not sufficent. */ \ - FATAL ("FATAL: kernel too old\n"); \ - \ - _dl_osversion = version; \ - } \ - } while (0) |