| /* Declarations for common convenience functions. |
| Copyright (C) 2006-2011 Red Hat, Inc. |
| This file is part of Red Hat elfutils. |
| |
| Red Hat elfutils is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by the |
| Free Software Foundation; version 2 of the License. |
| |
| Red Hat elfutils 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 |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License along |
| with Red Hat elfutils; if not, write to the Free Software Foundation, |
| Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
| |
| In addition, as a special exception, Red Hat, Inc. gives You the |
| additional right to link the code of Red Hat elfutils with code licensed |
| under an Open Source Initiative certified open source license |
| (http://www.opensource.org/licenses/index.php) and to distribute linked |
| combinations including the two. Non-GPL Code permitted under this |
| exception must only link to the code of Red Hat elfutils through those |
| well defined interfaces identified in the file named EXCEPTION found in |
| the source code files (the "Approved Interfaces"). The files of Non-GPL |
| Code may instantiate templates or use macros or inline functions from |
| the Approved Interfaces without causing the resulting work to be covered |
| by the GNU General Public License. Only Red Hat, Inc. may make changes |
| or additions to the list of Approved Interfaces. Red Hat's grant of |
| this exception is conditioned upon your not adding any new exceptions. |
| If you wish to add a new Approved Interface or exception, please contact |
| Red Hat. You must obey the GNU General Public License in all respects |
| for all of the Red Hat elfutils code and other code used in conjunction |
| with Red Hat elfutils except the Non-GPL Code covered by this exception. |
| If you modify this file, you may extend this exception to your version |
| of the file, but you are not obligated to do so. If you do not wish to |
| provide this exception without modification, you must delete this |
| exception statement from your version and license this file solely under |
| the GPL without exception. |
| |
| Red Hat elfutils is an included package of the Open Invention Network. |
| An included package of the Open Invention Network is a package for which |
| Open Invention Network licensees cross-license their patents. No patent |
| license is granted, either expressly or impliedly, by designation as an |
| included package. Should you wish to participate in the Open Invention |
| Network licensing program, please visit www.openinventionnetwork.com |
| <http://www.openinventionnetwork.com>. */ |
| |
| #ifndef LIB_SYSTEM_H |
| #define LIB_SYSTEM_H 1 |
| |
| #include <argp.h> |
| #include <stddef.h> |
| #include <stdint.h> |
| #include <endian.h> |
| #include <byteswap.h> |
| |
| #if __BYTE_ORDER == __LITTLE_ENDIAN |
| # define LE32(n) (n) |
| # define BE32(n) bswap_32 (n) |
| #elif __BYTE_ORDER == __BIG_ENDIAN |
| # define BE32(n) (n) |
| # define LE32(n) bswap_32 (n) |
| #else |
| # error "Unknown byte order" |
| #endif |
| |
| extern void *xmalloc (size_t) __attribute__ ((__malloc__)); |
| extern void *xcalloc (size_t, size_t) __attribute__ ((__malloc__)); |
| extern void *xrealloc (void *, size_t) __attribute__ ((__malloc__)); |
| |
| extern char *xstrdup (const char *) __attribute__ ((__malloc__)); |
| extern char *xstrndup (const char *, size_t) __attribute__ ((__malloc__)); |
| |
| |
| extern uint32_t crc32 (uint32_t crc, unsigned char *buf, size_t len); |
| extern int crc32_file (int fd, uint32_t *resp); |
| |
| /* A special gettext function we use if the strings are too short. */ |
| #define sgettext(Str) \ |
| ({ const char *__res = strrchr (gettext (Str), '|'); \ |
| __res ? __res + 1 : Str; }) |
| |
| #define gettext_noop(Str) Str |
| |
| |
| #define pwrite_retry(fd, buf, len, off) \ |
| TEMP_FAILURE_RETRY (pwrite (fd, buf, len, off)) |
| #define write_retry(fd, buf, n) \ |
| TEMP_FAILURE_RETRY (write (fd, buf, n)) |
| #define pread_retry(fd, buf, len, off) \ |
| TEMP_FAILURE_RETRY (pread (fd, buf, len, off)) |
| |
| |
| /* We need define two variables, argp_program_version_hook and |
| argp_program_bug_address, in all programs. argp.h declares these |
| variables as non-const (which is correct in general). But we can |
| do better, it is not going to change. So we want to move them into |
| the .rodata section. Define macros to do the trick. */ |
| #define ARGP_PROGRAM_VERSION_HOOK_DEF \ |
| void (*const apvh) (FILE *, struct argp_state *) \ |
| __asm ("argp_program_version_hook") |
| #define ARGP_PROGRAM_BUG_ADDRESS_DEF \ |
| const char *const apba__ __asm ("argp_program_bug_address") |
| |
| |
| /* The demangler from libstdc++. */ |
| extern char *__cxa_demangle (const char *mangled_name, char *output_buffer, |
| size_t *length, int *status); |
| |
| |
| |
| /* Color handling. */ |
| |
| /* Command line parser. */ |
| extern const struct argp color_argp; |
| |
| /* Coloring mode. */ |
| enum color_enum |
| { |
| color_never = 0, |
| color_always, |
| color_auto |
| } __attribute__ ((packed)); |
| extern enum color_enum color_mode; |
| |
| /* Colors to use for the various components. */ |
| extern char *color_address; |
| extern char *color_bytes; |
| extern char *color_mnemonic; |
| extern char *color_operand1; |
| extern char *color_operand2; |
| extern char *color_operand3; |
| extern char *color_label; |
| extern char *color_undef; |
| extern char *color_undef_tls; |
| extern char *color_undef_weak; |
| extern char *color_symbol; |
| extern char *color_tls; |
| extern char *color_weak; |
| |
| extern const char color_off[]; |
| |
| #endif /* system.h */ |