diff options
Diffstat (limited to 'usr.bin/file/tar.h')
| -rw-r--r-- | usr.bin/file/tar.h | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/usr.bin/file/tar.h b/usr.bin/file/tar.h deleted file mode 100644 index 87f0d55..0000000 --- a/usr.bin/file/tar.h +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Header file for public domain tar (tape archive) program. - * - * @(#)tar.h 1.20 86/10/29 Public Domain. - * - * Created 25 August 1985 by John Gilmore, ihnp4!hoptoad!gnu. - * - * $FreeBSD$ # checkin only - */ - -/* - * Kludge for handling systems that can't cope with multiple - * external definitions of a variable. In ONE routine (tar.c), - * we #define TAR_EXTERN to null; here, we set it to "extern" if - * it is not already set. - */ -#ifndef TAR_EXTERN -#define TAR_EXTERN extern -#endif - -/* - * Header block on tape. - * - * I'm going to use traditional DP naming conventions here. - * A "block" is a big chunk of stuff that we do I/O on. - * A "record" is a piece of info that we care about. - * Typically many "record"s fit into a "block". - */ -#define RECORDSIZE 512 -#define NAMSIZ 100 -#define TUNMLEN 32 -#define TGNMLEN 32 - -union record { - char charptr[RECORDSIZE]; - struct header { - char name[NAMSIZ]; - char mode[8]; - char uid[8]; - char gid[8]; - char size[12]; - char mtime[12]; - char chksum[8]; - char linkflag; - char linkname[NAMSIZ]; - char magic[8]; - char uname[TUNMLEN]; - char gname[TGNMLEN]; - char devmajor[8]; - char devminor[8]; - } header; -}; - -/* The checksum field is filled with this while the checksum is computed. */ -#define CHKBLANKS " " /* 8 blanks, no null */ - -/* The magic field is filled with this if uname and gname are valid. */ -#define TMAGIC "ustar " /* 7 chars and a null */ - -/* The linkflag defines the type of file */ -#define LF_OLDNORMAL '\0' /* Normal disk file, Unix compat */ -#define LF_NORMAL '0' /* Normal disk file */ -#define LF_LINK '1' /* Link to previously dumped file */ -#define LF_SYMLINK '2' /* Symbolic link */ -#define LF_CHR '3' /* Character special file */ -#define LF_BLK '4' /* Block special file */ -#define LF_DIR '5' /* Directory */ -#define LF_FIFO '6' /* FIFO special file */ -#define LF_CONTIG '7' /* Contiguous file */ -/* Further link types may be defined later. */ - -/* - * Exit codes from the "tar" program - */ -#define EX_SUCCESS 0 /* success! */ -#define EX_ARGSBAD 1 /* invalid args */ -#define EX_BADFILE 2 /* invalid filename */ -#define EX_BADARCH 3 /* bad archive */ -#define EX_SYSTEM 4 /* system gave unexpected error */ - - -/* - * Global variables - */ -TAR_EXTERN union record *ar_block; /* Start of block of archive */ -TAR_EXTERN union record *ar_record; /* Current record of archive */ -TAR_EXTERN union record *ar_last; /* Last+1 record of archive block */ -TAR_EXTERN char ar_reading; /* 0 writing, !0 reading archive */ -TAR_EXTERN int blocking; /* Size of each block, in records */ -TAR_EXTERN int blocksize; /* Size of each block, in bytes */ -TAR_EXTERN char *ar_file; /* File containing archive */ -TAR_EXTERN char *name_file; /* File containing names to work on */ -TAR_EXTERN char *tar; /* Name of this program */ - -/* - * Flags from the command line - */ -TAR_EXTERN char f_reblock; /* -B */ -TAR_EXTERN char f_create; /* -c */ -TAR_EXTERN char f_debug; /* -d */ -TAR_EXTERN char f_sayblock; /* -D */ -TAR_EXTERN char f_follow_links; /* -h */ -TAR_EXTERN char f_ignorez; /* -i */ -TAR_EXTERN char f_keep; /* -k */ -TAR_EXTERN char f_modified; /* -m */ -TAR_EXTERN char f_oldarch; /* -o */ -TAR_EXTERN char f_use_protection; /* -p */ -TAR_EXTERN char f_sorted_names; /* -s */ -TAR_EXTERN char f_list; /* -t */ -TAR_EXTERN char f_namefile; /* -T */ -TAR_EXTERN char f_verbose; /* -v */ -TAR_EXTERN char f_extract; /* -x */ -TAR_EXTERN char f_compress; /* -z */ - -/* - * We now default to Unix Standard format rather than 4.2BSD tar format. - * The code can actually produce all three: - * f_standard ANSI standard - * f_oldarch V7 - * neither 4.2BSD - * but we don't bother, since 4.2BSD can read ANSI standard format anyway. - * The only advantage to the "neither" option is that we can cmp(1) our - * output to the output of 4.2BSD tar, for debugging. - */ -#define f_standard (!f_oldarch) - -/* - * Structure for keeping track of filenames and lists thereof. - */ -struct name { - struct name *next; - short length; - char found; - char name[NAMSIZ+1]; -}; - -TAR_EXTERN struct name *namelist; /* Points to first name in list */ -TAR_EXTERN struct name *namelast; /* Points to last name in list */ - -TAR_EXTERN int archive; /* File descriptor for archive file */ -TAR_EXTERN int errors; /* # of files in error */ - -/* - * - * Due to the next struct declaration, each routine that includes - * "tar.h" must also include <sys/types.h>. I tried to make it automatic, - * but System V has no defines in <sys/types.h>, so there is no way of - * knowing when it has been included. In addition, it cannot be included - * twice, but must be included exactly once. Argghh! - * - * Thanks, typedef. Thanks, USG. - */ -struct link { - struct link *next; - dev_t dev; - ino_t ino; - short linkcount; - char name[NAMSIZ+1]; -}; - -TAR_EXTERN struct link *linklist; /* Points to first link in list */ - - -/* - * Error recovery stuff - */ -TAR_EXTERN char read_error_flag; - - -/* - * Declarations of functions available to the world. - */ -/*LINTLIBRARY*/ -union record *findrec(); -void userec(); -union record *endofrecs(); -void anno(); -#define annorec(stream, msg) anno(stream, msg, 0) /* Cur rec */ -#define annofile(stream, msg) anno(stream, msg, 1) /* Saved rec */ |
