| 1 | /* This file is part of GNU paxutils
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| 2 |
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| 3 | Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003,
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| 4 | 2005 Free Software Foundation, Inc.
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 2, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program; if not, write to the Free Software Foundation,
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| 18 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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| 19 | */
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| 20 |
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| 21 | #ifndef _paxlib_h_
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| 22 | #define _paxlib_h_
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| 23 |
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| 24 | #include <hash.h>
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| 25 | #include <inttostr.h>
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| 26 |
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| 27 | /* Error reporting functions and definitions */
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| 28 |
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| 29 | /* Exit status for paxutils app. Let's try to keep this list as simple as
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| 30 | possible. tar -d option strongly invites a status different for unequal
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| 31 | comparison and other errors. */
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| 32 | #define PAXEXIT_SUCCESS 0
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| 33 | #define PAXEXIT_DIFFERS 1
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| 34 | #define PAXEXIT_FAILURE 2
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| 35 |
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| 36 | /* Both WARN and ERROR write a message on stderr and continue processing,
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| 37 | however ERROR manages so tar will exit unsuccessfully. FATAL_ERROR
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| 38 | writes a message on stderr and aborts immediately, with another message
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| 39 | line telling so. USAGE_ERROR works like FATAL_ERROR except that the
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| 40 | other message line suggests trying --help. All four macros accept a
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| 41 | single argument of the form ((0, errno, _("FORMAT"), Args...)). errno
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| 42 | is zero when the error is not being detected by the system. */
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| 43 |
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| 44 | #define WARN(Args) \
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| 45 | error Args
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| 46 | #define ERROR(Args) \
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| 47 | (error Args, exit_status = PAXEXIT_FAILURE)
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| 48 | #define FATAL_ERROR(Args) \
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| 49 | (error Args, fatal_exit ())
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| 50 | #define USAGE_ERROR(Args) \
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| 51 | (error Args, usage (PAXEXIT_FAILURE))
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| 52 |
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| 53 | extern int exit_status;
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| 54 |
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| 55 | void pax_decode_mode (mode_t mode, char *string);
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| 56 | void call_arg_error (char const *call, char const *name);
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| 57 | void call_arg_fatal (char const *call, char const *name) __attribute__ ((noreturn));
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| 58 | void call_arg_warn (char const *call, char const *name);
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| 59 | void chmod_error_details (char const *name, mode_t mode);
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| 60 | void chown_error_details (char const *name, uid_t uid, gid_t gid);
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| 61 |
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| 62 | void decode_mode (mode_t, char *);
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| 63 |
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| 64 | void chdir_fatal (char const *) __attribute__ ((noreturn));
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| 65 | void chmod_error_details (char const *, mode_t);
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| 66 | void chown_error_details (char const *, uid_t, gid_t);
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| 67 | void close_error (char const *);
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| 68 | void close_warn (char const *);
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| 69 | void exec_fatal (char const *) __attribute__ ((noreturn));
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| 70 | void link_error (char const *, char const *);
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| 71 | void mkdir_error (char const *);
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| 72 | void mkfifo_error (char const *);
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| 73 | void mknod_error (char const *);
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| 74 | void open_error (char const *);
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| 75 | void open_fatal (char const *) __attribute__ ((noreturn));
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| 76 | void open_warn (char const *);
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| 77 | void read_error (char const *);
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| 78 | void read_error_details (char const *, off_t, size_t);
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| 79 | void read_fatal (char const *) __attribute__ ((noreturn));
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| 80 | void read_fatal_details (char const *, off_t, size_t) __attribute__ ((noreturn));
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| 81 | void read_warn_details (char const *, off_t, size_t);
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| 82 | void readlink_error (char const *);
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| 83 | void readlink_warn (char const *);
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| 84 | void rmdir_error (char const *);
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| 85 | void savedir_error (char const *);
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| 86 | void savedir_warn (char const *);
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| 87 | void seek_error (char const *);
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| 88 | void seek_error_details (char const *, off_t);
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| 89 | void seek_warn (char const *);
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| 90 | void seek_warn_details (char const *, off_t);
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| 91 | void stat_fatal (char const *);
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| 92 | void stat_error (char const *);
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| 93 | void stat_warn (char const *);
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| 94 | void symlink_error (char const *, char const *);
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| 95 | void truncate_error (char const *);
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| 96 | void truncate_warn (char const *);
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| 97 | void unlink_error (char const *);
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| 98 | void utime_error (char const *);
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| 99 | void waitpid_error (char const *);
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| 100 | void write_error (char const *);
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| 101 |
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| 102 | void pax_exit (void);
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| 103 | void fatal_exit (void) __attribute__ ((noreturn));
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| 104 |
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| 105 | #define STRINGIFY_BIGINT(i, b) umaxtostr (i, b)
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| 106 |
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| 107 | |
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| 108 |
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| 109 | /* Name-related functions */
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| 110 | bool hash_string_insert (Hash_table **table, char const *string);
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| 111 | bool hash_string_lookup (Hash_table const *table, char const *string);
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| 112 |
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| 113 | bool removed_prefixes_p (void);
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| 114 | char *safer_name_suffix (char const *file_name, bool link_target, bool absolute_names);
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| 115 |
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| 116 | #endif
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