diff options
Diffstat (limited to 'newlib/libc/sys/linux/confstr.c')
| -rw-r--r-- | newlib/libc/sys/linux/confstr.c | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/newlib/libc/sys/linux/confstr.c b/newlib/libc/sys/linux/confstr.c deleted file mode 100644 index 6b566b308..000000000 --- a/newlib/libc/sys/linux/confstr.c +++ /dev/null @@ -1,161 +0,0 @@ -/* Copyright (C) 1991, 1996, 1997, 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. */ - -#define _GNU_SOURCE 1 - -#include <stddef.h> -#include <errno.h> -#include <unistd.h> -#include <string.h> -#include <confstr.h> - -/* If BUF is not NULL and LEN > 0, fill in at most LEN - 1 bytes - of BUF with the value corresponding to NAME and zero-terminate BUF. - Return the number of bytes required to hold NAME's entire value. */ -size_t -confstr (name, buf, len) - int name; - char *buf; - size_t len; -{ - const char *string; - size_t string_len; - - switch (name) - { - case _CS_PATH: - { - static const char cs_path[] = CS_PATH; - string = cs_path; - string_len = sizeof (cs_path); - } - break; - - case _CS_V6_WIDTH_RESTRICTED_ENVS: - /* We have to return a newline-separated list of named of - programming environements in which the widths of blksize_t, - cc_t, mode_t, nfds_t, pid_t, ptrdiff_t, size_t, speed_t, - ssize_t, suseconds_t, tcflag_t, useconds_t, wchar_t, and - wint_t types are no greater than the width of type long. - - Currently this means all environment which the system allows. */ - { - static const char restenvs[] = -#if _POSIX_V6_ILP32_OFF32 > 0 - "_POSIX_V6_ILP32_OFF32" -#endif -#if _POSIX_V6_ILP32_OFFBIG > 0 -# if _POSIX_V6_ILP32_OFF32 > 0 - "\n" -# endif - "_POSIX_V6_ILP32_OFFBIG" -#endif -#if _POSIX_V6_LP64_OFF64 > 0 -# if _POSIX_V6_ILP32_OFF32 > 0 || _POSIX_V6_ILP32_OFFBIG > 0 - "\n" -# endif - "_POSIX_V6_LP64_OFF64" -#endif -#if _POSIX_V6_LPBIG_OFFBIG > 0 -# if _POSIX_V6_ILP32_OFF32 > 0 || _POSIX_V6_ILP32_OFFBIG > 0 \ - || _POSIX_V6_LP64_OFF64 > 0 - "\n" -# endif - "_POSIX_V6_LPBIG_OFFBIG" -#endif - ; - string = restenvs; - string_len = sizeof (restenvs); - } - break; - - case _CS_XBS5_ILP32_OFFBIG_CFLAGS: - case _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS: - case _CS_LFS_CFLAGS: -#if _XBS5_LP64_OFF64 == -1 && _XBS5_LPBIG_OFFBIG == -1 && _XBS5_ILP32_OFFBIG == 1 - /* Signal that we want the new ABI. */ - { - static const char file_offset[] = "-D_FILE_OFFSET_BITS=64"; - string = file_offset; - string_len = sizeof (file_offset); - } - break; -#endif - /* FALLTHROUGH */ - - case _CS_LFS_LINTFLAGS: - case _CS_LFS_LDFLAGS: - case _CS_LFS_LIBS: - case _CS_LFS64_CFLAGS: - case _CS_LFS64_LINTFLAGS: - case _CS_LFS64_LDFLAGS: - case _CS_LFS64_LIBS: - - case _CS_XBS5_ILP32_OFF32_CFLAGS: - case _CS_XBS5_ILP32_OFF32_LDFLAGS: - case _CS_XBS5_ILP32_OFF32_LIBS: - case _CS_XBS5_ILP32_OFF32_LINTFLAGS: - case _CS_XBS5_ILP32_OFFBIG_LDFLAGS: - case _CS_XBS5_ILP32_OFFBIG_LIBS: - case _CS_XBS5_ILP32_OFFBIG_LINTFLAGS: - case _CS_XBS5_LP64_OFF64_CFLAGS: - case _CS_XBS5_LP64_OFF64_LDFLAGS: - case _CS_XBS5_LP64_OFF64_LIBS: - case _CS_XBS5_LP64_OFF64_LINTFLAGS: - case _CS_XBS5_LPBIG_OFFBIG_CFLAGS: - case _CS_XBS5_LPBIG_OFFBIG_LDFLAGS: - case _CS_XBS5_LPBIG_OFFBIG_LIBS: - case _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS: - - case _CS_POSIX_V6_ILP32_OFF32_CFLAGS: - case _CS_POSIX_V6_ILP32_OFF32_LDFLAGS: - case _CS_POSIX_V6_ILP32_OFF32_LIBS: - case _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS: - case _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS: - case _CS_POSIX_V6_ILP32_OFFBIG_LIBS: - case _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS: - case _CS_POSIX_V6_LP64_OFF64_CFLAGS: - case _CS_POSIX_V6_LP64_OFF64_LDFLAGS: - case _CS_POSIX_V6_LP64_OFF64_LIBS: - case _CS_POSIX_V6_LP64_OFF64_LINTFLAGS: - case _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS: - case _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS: - case _CS_POSIX_V6_LPBIG_OFFBIG_LIBS: - case _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS: - /* GNU libc does not require special actions to use LFS functions. */ - string = ""; - string_len = 1; - break; - - default: - __set_errno (EINVAL); - return 0; - } - - if (len > 0 && buf != NULL) - { - if (string_len <= len) - memcpy (buf, string, string_len); - else - { - memcpy (buf, string, len - 1); - buf[len - 1] = '\0'; - } - } - return string_len; -} |