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Diffstat (limited to 'debug/pcprofiledump.c')
| -rw-r--r-- | debug/pcprofiledump.c | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/debug/pcprofiledump.c b/debug/pcprofiledump.c deleted file mode 100644 index a32cdefcf9..0000000000 --- a/debug/pcprofiledump.c +++ /dev/null @@ -1,231 +0,0 @@ -/* Dump information generated by PC profiling. - Copyright (C) 1999-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@cygnus.com>, 1999. - - 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, see - <http://www.gnu.org/licenses/>. */ - -/* This is mainly an example. It shows how programs which want to use - the information should read the file. */ -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <argp.h> -#include <byteswap.h> -#include <errno.h> -#include <error.h> -#include <fcntl.h> -#include <inttypes.h> -#include <libintl.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <stdint.h> - -#include "../version.h" - -#define PACKAGE _libc_intl_domainname - -#ifndef _ -# define _(Str) gettext (Str) -#endif - -#ifndef N_ -# define N_(Str) Str -#endif - -/* Definitions of arguments for argp functions. */ -static const struct argp_option options[] = -{ - { "unbuffered", 'u', NULL, 0, N_("Don't buffer output") }, - { NULL, 0, NULL, 0, NULL } -}; - -/* Short description of program. */ -static const char doc[] = N_("Dump information generated by PC profiling."); - -/* Strings for arguments in help texts. */ -static const char args_doc[] = N_("[FILE]"); - -/* Function to print some extra text in the help message. */ -static char *more_help (int key, const char *text, void *input); - -/* Prototype for option handler. */ -static error_t parse_opt (int key, char *arg, struct argp_state *state); - -/* Name and version of program. */ -static void print_version (FILE *stream, struct argp_state *state); -void (*argp_program_version_hook) (FILE *, struct argp_state *) = print_version; - -/* Data structure to communicate with argp functions. */ -static struct argp argp = -{ - options, parse_opt, args_doc, doc, NULL, more_help -}; - - -int -main (int argc, char *argv[]) -{ - /* Set locale via LC_ALL. */ - setlocale (LC_ALL, ""); - - /* Set the text message domain. */ - textdomain (PACKAGE); - - /* Parse and process arguments. */ - int remaining; - argp_parse (&argp, argc, argv, 0, &remaining, NULL); - - int fd; - if (remaining == argc) - fd = STDIN_FILENO; - else if (remaining + 1 != argc) - { - argp_help (&argp, stdout, ARGP_HELP_SEE | ARGP_HELP_EXIT_ERR, - program_invocation_short_name); - exit (1); - } - else - { - /* Open the given file. */ - fd = open (argv[remaining], O_RDONLY); - - if (fd == -1) - error (EXIT_FAILURE, errno, _("cannot open input file")); - } - - /* Read the first 4-byte word. It contains the information about - the word size and the endianess. */ - uint32_t word; - if (TEMP_FAILURE_RETRY (read (fd, &word, 4)) != 4) - error (EXIT_FAILURE, errno, _("cannot read header")); - - /* Check whether we have to swap the byte order. */ - int must_swap = (word & 0xfffffff0) == bswap_32 (0xdeb00000); - if (must_swap) - word = bswap_32 (word); - - /* We have two loops, one for 32 bit pointers, one for 64 bit pointers. */ - if (word == 0xdeb00004) - { - union - { - uint32_t ptrs[2]; - char bytes[8]; - } pair; - - while (1) - { - size_t len = sizeof (pair); - size_t n; - - while (len > 0 - && (n = TEMP_FAILURE_RETRY (read (fd, &pair.bytes[8 - len], - len))) != 0) - len -= n; - - if (len != 0) - /* Nothing to read. */ - break; - - printf ("this = %#010" PRIx32 ", caller = %#010" PRIx32 "\n", - must_swap ? bswap_32 (pair.ptrs[0]) : pair.ptrs[0], - must_swap ? bswap_32 (pair.ptrs[1]) : pair.ptrs[1]); - } - } - else if (word == 0xdeb00008) - { - union - { - uint64_t ptrs[2]; - char bytes[16]; - } pair; - - while (1) - { - size_t len = sizeof (pair); - size_t n; - - while (len > 0 - && (n = TEMP_FAILURE_RETRY (read (fd, &pair.bytes[8 - len], - len))) != 0) - len -= n; - - if (len != 0) - /* Nothing to read. */ - break; - - printf ("this = %#018" PRIx64 ", caller = %#018" PRIx64 "\n", - must_swap ? bswap_64 (pair.ptrs[0]) : pair.ptrs[0], - must_swap ? bswap_64 (pair.ptrs[1]) : pair.ptrs[1]); - } - } - else - /* This should not happen. */ - error (EXIT_FAILURE, 0, _("invalid pointer size")); - - /* Clean up. */ - close (fd); - - return 0; -} - -static error_t -parse_opt (int key, char *arg, struct argp_state *state) -{ - switch (key) - { - case 'u': - setbuf (stdout, NULL); - break; - default: - return ARGP_ERR_UNKNOWN; - } - return 0; -} - -static char * -more_help (int key, const char *text, void *input) -{ - char *tp = NULL; - switch (key) - { - case ARGP_KEY_HELP_EXTRA: - /* We print some extra information. */ - if (asprintf (&tp, gettext ("\ -For bug reporting instructions, please see:\n\ -%s.\n"), REPORT_BUGS_TO) < 0) - return NULL; - return tp; - default: - break; - } - return (char *) text; -} - -/* Print the version information. */ -static void -print_version (FILE *stream, struct argp_state *state) -{ - fprintf (stream, "pcprofiledump %s%s\n", PKGVERSION, VERSION); - fprintf (stream, gettext ("\ -Copyright (C) %s Free Software Foundation, Inc.\n\ -This is free software; see the source for copying conditions. There is NO\n\ -warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ -"), "2017"); - fprintf (stream, gettext ("Written by %s.\n"), "Ulrich Drepper"); -} |