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Diffstat (limited to 'bin/pax/options.c')
-rw-r--r-- | bin/pax/options.c | 1140 |
1 files changed, 1140 insertions, 0 deletions
diff --git a/bin/pax/options.c b/bin/pax/options.c new file mode 100644 index 000000000000..a7233fbccb88 --- /dev/null +++ b/bin/pax/options.c @@ -0,0 +1,1140 @@ +/*- + * Copyright (c) 1992 Keith Muller. + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Keith Muller of the University of California, San Diego. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char sccsid[] = "@(#)options.c 8.2 (Berkeley) 4/18/94"; +#endif /* not lint */ + +#include <sys/types.h> +#include <sys/time.h> +#include <sys/stat.h> +#include <sys/mtio.h> +#include <sys/param.h> +#include <stdio.h> +#include <ctype.h> +#include <string.h> +#include <unistd.h> +#include <stdlib.h> +#include <limits.h> +#include "pax.h" +#include "options.h" +#include "cpio.h" +#include "tar.h" +#include "extern.h" + +/* + * Routines which handle command line options + */ + +static char flgch[] = FLGCH; /* list of all possible flags */ +static OPLIST *ophead = NULL; /* head for format specific options -x */ +static OPLIST *optail = NULL; /* option tail */ + +static int no_op __P((void)); +static void printflg __P((unsigned int)); +static int c_frmt __P((const void *, const void *)); +static off_t str_offt __P((char *)); +static void pax_options __P((register int, register char **)); +static void pax_usage __P((void)); +static void tar_options __P((register int, register char **)); +static void tar_usage __P((void)); +#ifdef notdef +static void cpio_options __P((register int, register char **)); +static void cpio_usage __P((void)); +#endif + +/* + * Format specific routine table - MUST BE IN SORTED ORDER BY NAME + * (see pax.h for description of each function) + * + * name, blksz, hdsz, udev, hlk, blkagn, inhead, id, st_read, + * read, end_read, st_write, write, end_write, trail, + * rd_data, wr_data, options + */ + +FSUB fsub[] = { +/* 0: OLD BINARY CPIO */ + "bcpio", 5120, sizeof(HD_BCPIO), 1, 0, 0, 1, bcpio_id, cpio_strd, + bcpio_rd, bcpio_endrd, cpio_stwr, bcpio_wr, cpio_endwr, cpio_trail, + rd_wrfile, wr_rdfile, bad_opt, + +/* 1: OLD OCTAL CHARACTER CPIO */ + "cpio", 5120, sizeof(HD_CPIO), 1, 0, 0, 1, cpio_id, cpio_strd, + cpio_rd, cpio_endrd, cpio_stwr, cpio_wr, cpio_endwr, cpio_trail, + rd_wrfile, wr_rdfile, bad_opt, + +/* 2: SVR4 HEX CPIO */ + "sv4cpio", 5120, sizeof(HD_VCPIO), 1, 0, 0, 1, vcpio_id, cpio_strd, + vcpio_rd, vcpio_endrd, cpio_stwr, vcpio_wr, cpio_endwr, cpio_trail, + rd_wrfile, wr_rdfile, bad_opt, + +/* 3: SVR4 HEX CPIO WITH CRC */ + "sv4crc", 5120, sizeof(HD_VCPIO), 1, 0, 0, 1, crc_id, crc_strd, + vcpio_rd, vcpio_endrd, crc_stwr, vcpio_wr, cpio_endwr, cpio_trail, + rd_wrfile, wr_rdfile, bad_opt, + +/* 4: OLD TAR */ + "tar", 10240, BLKMULT, 0, 1, BLKMULT, 0, tar_id, no_op, + tar_rd, tar_endrd, no_op, tar_wr, tar_endwr, tar_trail, + rd_wrfile, wr_rdfile, tar_opt, + +/* 5: POSIX USTAR */ + "ustar", 10240, BLKMULT, 0, 1, BLKMULT, 0, ustar_id, ustar_strd, + ustar_rd, tar_endrd, ustar_stwr, ustar_wr, tar_endwr, tar_trail, + rd_wrfile, wr_rdfile, bad_opt, +}; +#define F_TAR 4 /* format when called as tar */ +#define DEFLT 5 /* default write format from list above */ + +/* + * ford is the archive search order used by get_arc() to determine what kind + * of archive we are dealing with. This helps to properly id archive formats + * some formats may be subsets of others.... + */ +int ford[] = {5, 4, 3, 2, 1, 0, -1 }; + +/* + * options() + * figure out if we are pax, tar or cpio. Call the appropriate options + * parser + */ + +#if __STDC__ +void +options(register int argc, register char **argv) +#else +void +options(argc, argv) + register int argc; + register char **argv; +#endif +{ + + /* + * Are we acting like pax, tar or cpio (based on argv[0]) + */ + if ((argv0 = strrchr(argv[0], '/')) != NULL) + argv0++; + else + argv0 = argv[0]; + + if (strcmp(NM_TAR, argv0) == 0) + return(tar_options(argc, argv)); +# ifdef notdef + else if (strcmp(NM_CPIO, argv0) == 0) + return(cpio_options(argc, argv)); +# endif + /* + * assume pax as the default + */ + argv0 = NM_PAX; + return(pax_options(argc, argv)); +} + +/* + * pax_options() + * look at the user specified flags. set globals as required and check if + * the user specified a legal set of flags. If not, complain and exit + */ + +#if __STDC__ +static void +pax_options(register int argc, register char **argv) +#else +static void +pax_options(argc, argv) + register int argc; + register char **argv; +#endif +{ + register int c; + register int i; + unsigned int flg = 0; + unsigned int bflg = 0; + register char *pt; + FSUB tmp; + extern char *optarg; + extern int optind; + + /* + * process option flags + */ + while ((c=getopt(argc,argv,"ab:cdf:iklno:p:rs:tuvwx:B:DE:G:HLPT:U:XYZ")) + != EOF) { + switch (c) { + case 'a': + /* + * append + */ + flg |= AF; + break; + case 'b': + /* + * specify blocksize + */ + flg |= BF; + if ((wrblksz = (int)str_offt(optarg)) <= 0) { + warn(1, "Invalid block size %s", optarg); + pax_usage(); + } + break; + case 'c': + /* + * inverse match on patterns + */ + cflag = 1; + flg |= CF; + break; + case 'd': + /* + * match only dir on extract, not the subtree at dir + */ + dflag = 1; + flg |= DF; + break; + case 'f': + /* + * filename where the archive is stored + */ + arcname = optarg; + flg |= FF; + break; + case 'i': + /* + * interactive file rename + */ + iflag = 1; + flg |= IF; + break; + case 'k': + /* + * do not clobber files that exist + */ + kflag = 1; + flg |= KF; + break; + case 'l': + /* + * try to link src to dest with copy (-rw) + */ + lflag = 1; + flg |= LF; + break; + case 'n': + /* + * select first match for a pattern only + */ + nflag = 1; + flg |= NF; + break; + case 'o': + /* + * pass format specific options + */ + flg |= OF; + if (opt_add(optarg) < 0) + pax_usage(); + break; + case 'p': + /* + * specify file characteristic options + */ + for (pt = optarg; *pt != '\0'; ++pt) { + switch(*pt) { + case 'a': + /* + * do not preserve access time + */ + patime = 0; + break; + case 'e': + /* + * preserve user id, group id, file + * mode, access/modification times + */ + pids = 1; + pmode = 1; + patime = 1; + pmtime = 1; + break; + case 'm': + /* + * do not preserve modification time + */ + pmtime = 0; + break; + case 'o': + /* + * preserve uid/gid + */ + pids = 1; + break; + case 'p': + /* + * preserver file mode bits + */ + pmode = 1; + break; + default: + warn(1, "Invalid -p string: %c", *pt); + pax_usage(); + break; + } + } + flg |= PF; + break; + case 'r': + /* + * read the archive + */ + flg |= RF; + break; + case 's': + /* + * file name substitution name pattern + */ + if (rep_add(optarg) < 0) { + pax_usage(); + break; + } + flg |= SF; + break; + case 't': + /* + * preserve access time on filesystem nodes we read + */ + tflag = 1; + flg |= TF; + break; + case 'u': + /* + * ignore those older files + */ + uflag = 1; + flg |= UF; + break; + case 'v': + /* + * verbose operation mode + */ + vflag = 1; + flg |= VF; + break; + case 'w': + /* + * write an archive + */ + flg |= WF; + break; + case 'x': + /* + * specify an archive format on write + */ + tmp.name = optarg; + if (frmt = (FSUB *)bsearch((void *)&tmp, (void *)fsub, + sizeof(fsub)/sizeof(FSUB), sizeof(FSUB), c_frmt)) { + flg |= XF; + break; + } + warn(1, "Unknown -x format: %s", optarg); + (void)fputs("pax: Known -x formats are:", stderr); + for (i = 0; i < (sizeof(fsub)/sizeof(FSUB)); ++i) + (void)fprintf(stderr, " %s", fsub[i].name); + (void)fputs("\n\n", stderr); + pax_usage(); + break; + case 'B': + /* + * non-standard option on number of bytes written on a + * single archive volume. + */ + if ((wrlimit = str_offt(optarg)) <= 0) { + warn(1, "Invalid write limit %s", optarg); + pax_usage(); + } + if (wrlimit % BLKMULT) { + warn(1, "Write limit is not a %d byte multiple", + BLKMULT); + pax_usage(); + } + flg |= CBF; + break; + case 'D': + /* + * On extraction check file inode change time before the + * modification of the file name. Non standard option. + */ + Dflag = 1; + flg |= CDF; + break; + case 'E': + /* + * non-standard limit on read faults + * 0 indicates stop after first error, values + * indicate a limit, "NONE" try forever + */ + flg |= CEF; + if (strcmp(NONE, optarg) == 0) + maxflt = -1; + else if ((maxflt = atoi(optarg)) < 0) { + warn(1, "Error count value must be positive"); + pax_usage(); + } + break; + case 'G': + /* + * non-standard option for selecting files within an + * archive by group (gid or name) + */ + if (grp_add(optarg) < 0) { + pax_usage(); + break; + } + flg |= CGF; + break; + case 'H': + /* + * follow command line symlinks only + */ + Hflag = 1; + flg |= CHF; + break; + case 'L': + /* + * follow symlinks + */ + Lflag = 1; + flg |= CLF; + break; + case 'P': + /* + * do NOT follow symlinks (default) + */ + Lflag = 0; + flg |= CPF; + break; + case 'T': + /* + * non-standard option for selecting files within an + * archive by modification time range (lower,upper) + */ + if (trng_add(optarg) < 0) { + pax_usage(); + break; + } + flg |= CTF; + break; + case 'U': + /* + * non-standard option for selecting files within an + * archive by user (uid or name) + */ + if (usr_add(optarg) < 0) { + pax_usage(); + break; + } + flg |= CUF; + break; + case 'X': + /* + * do not pass over mount points in the file system + */ + Xflag = 1; + flg |= CXF; + break; + case 'Y': + /* + * On extraction check file inode change time after the + * modification of the file name. Non standard option. + */ + Yflag = 1; + flg |= CYF; + break; + case 'Z': + /* + * On extraction check modification time after the + * modification of the file name. Non standard option. + */ + Zflag = 1; + flg |= CZF; + break; + case '?': + default: + pax_usage(); + break; + } + } + + /* + * figure out the operation mode of pax read,write,extract,copy,append + * or list. check that we have not been given a bogus set of flags + * for the operation mode. + */ + if (ISLIST(flg)) { + act = LIST; + bflg = flg & BDLIST; + } else if (ISEXTRACT(flg)) { + act = EXTRACT; + bflg = flg & BDEXTR; + } else if (ISARCHIVE(flg)) { + act = ARCHIVE; + bflg = flg & BDARCH; + } else if (ISAPPND(flg)) { + act = APPND; + bflg = flg & BDARCH; + } else if (ISCOPY(flg)) { + act = COPY; + bflg = flg & BDCOPY; + } else + pax_usage(); + if (bflg) { + printflg(flg); + pax_usage(); + } + + /* + * if we are writing (ARCHIVE) we use the default format if the user + * did not specify a format. when we write during an APPEND, we will + * adopt the format of the existing archive if none was supplied. + */ + if (!(flg & XF) && (act == ARCHIVE)) + frmt = &(fsub[DEFLT]); + + /* + * process the args as they are interpreted by the operation mode + */ + switch (act) { + case LIST: + case EXTRACT: + for (; optind < argc; optind++) + if (pat_add(argv[optind]) < 0) + pax_usage(); + break; + case COPY: + if (optind >= argc) { + warn(0, "Destination directory was not supplied"); + pax_usage(); + } + --argc; + dirptr = argv[argc]; + /* FALL THROUGH */ + case ARCHIVE: + case APPND: + for (; optind < argc; optind++) + if (ftree_add(argv[optind]) < 0) + pax_usage(); + /* + * no read errors allowed on updates/append operation! + */ + maxflt = 0; + break; + } +} + + +/* + * tar_options() + * look at the user specified flags. set globals as required and check if + * the user specified a legal set of flags. If not, complain and exit + */ + +#if __STDC__ +static void +tar_options(register int argc, register char **argv) +#else +static void +tar_options(argc, argv) + register int argc; + register char **argv; +#endif +{ + register char *cp; + int fstdin = 0; + + if (argc < 2) + tar_usage(); + /* + * process option flags + */ + ++argv; + for (cp = *argv++; *cp != '\0'; ++cp) { + switch (*cp) { + case '-': + /* + * skip over - + */ + break; + case 'b': + /* + * specify blocksize + */ + if (*argv == (char *)NULL) { + warn(1,"blocksize must be specified with 'b'"); + tar_usage(); + } + if ((wrblksz = (int)str_offt(*argv)) <= 0) { + warn(1, "Invalid block size %s", *argv); + tar_usage(); + } + ++argv; + break; + case 'c': + /* + * create an archive + */ + act = ARCHIVE; + break; + case 'e': + /* + * stop after first error + */ + maxflt = 0; + break; + case 'f': + /* + * filename where the archive is stored + */ + if (*argv == (char *)NULL) { + warn(1, "filename must be specified with 'f'"); + tar_usage(); + } + if ((argv[0][0] == '-') && (argv[0][1]== '\0')) { + /* + * treat a - as stdin + */ + ++argv; + ++fstdin; + arcname = (char *)0; + break; + } + fstdin = 0; + arcname = *argv++; + break; + case 'm': + /* + * do not preserve modification time + */ + pmtime = 0; + break; + case 'o': + if (opt_add("write_opt=nodir") < 0) + tar_usage(); + break; + case 'p': + /* + * preserve user id, group id, file + * mode, access/modification times + */ + pids = 1; + pmode = 1; + patime = 1; + pmtime = 1; + break; + case 'r': + case 'u': + /* + * append to the archive + */ + act = APPND; + break; + case 't': + /* + * list contents of the tape + */ + act = LIST; + break; + case 'v': + /* + * verbose operation mode + */ + vflag = 1; + break; + case 'w': + /* + * interactive file rename + */ + iflag = 1; + break; + case 'x': + /* + * write an archive + */ + act = EXTRACT; + break; + case 'B': + /* + * Nothing to do here, this is pax default + */ + break; + case 'H': + /* + * follow command line symlinks only + */ + Hflag = 1; + break; + case 'L': + /* + * follow symlinks + */ + Lflag = 1; + break; + case 'P': + /* + * do not follow symlinks + */ + Lflag = 0; + break; + case 'X': + /* + * do not pass over mount points in the file system + */ + Xflag = 1; + break; + case '0': + arcname = DEV_0; + break; + case '1': + arcname = DEV_1; + break; + case '4': + arcname = DEV_4; + break; + case '5': + arcname = DEV_5; + break; + case '7': + arcname = DEV_7; + break; + case '8': + arcname = DEV_8; + break; + default: + tar_usage(); + break; + } + } + + /* + * if we are writing (ARCHIVE) specify tar, otherwise run like pax + */ + if (act == ARCHIVE) + frmt = &(fsub[F_TAR]); + + /* + * process the args as they are interpreted by the operation mode + */ + switch (act) { + case LIST: + case EXTRACT: + default: + while (*argv != (char *)NULL) + if (pat_add(*argv++) < 0) + tar_usage(); + break; + case ARCHIVE: + case APPND: + while (*argv != (char *)NULL) + if (ftree_add(*argv++) < 0) + tar_usage(); + /* + * no read errors allowed on updates/append operation! + */ + maxflt = 0; + break; + } + if (!fstdin && ((arcname == (char *)NULL) || (*arcname == '\0'))) { + arcname = getenv("TAPE"); + if ((arcname == (char *)NULL) || (*arcname == '\0')) + arcname = DEV_8; + } +} + +#ifdef notdef +/* + * cpio_options() + * look at the user specified flags. set globals as required and check if + * the user specified a legal set of flags. If not, complain and exit + */ + +#if __STDC__ +static void +cpio_options(register int argc, register char **argv) +#else +static void +cpio_options(argc, argv) + register int argc; + register char **argv; +#endif +{ +} +#endif + +/* + * printflg() + * print out those invalid flag sets found to the user + */ + +#if __STDC__ +static void +printflg(unsigned int flg) +#else +static void +printflg(flg) + unsigned int flg; +#endif +{ + int nxt; + int pos = 0; + + (void)fprintf(stderr,"%s: Invalid combination of options:", argv0); + while (nxt = ffs(flg)) { + flg = flg >> nxt; + pos += nxt; + (void)fprintf(stderr, " -%c", flgch[pos-1]); + } + (void)putc('\n', stderr); +} + +/* + * c_frmt() + * comparison routine used by bsearch to find the format specified + * by the user + */ + +#if __STDC__ +static int +c_frmt(const void *a, const void *b) +#else +static int +c_frmt(a, b) + void *a; + void *b; +#endif +{ + return(strcmp(((FSUB *)a)->name, ((FSUB *)b)->name)); +} + +/* + * opt_next() + * called by format specific options routines to get each format specific + * flag and value specified with -o + * Return: + * pointer to next OPLIST entry or NULL (end of list). + */ + +#if __STDC__ +OPLIST * +opt_next(void) +#else +OPLIST * +opt_next() +#endif +{ + OPLIST *opt; + + if ((opt = ophead) != NULL) + ophead = ophead->fow; + return(opt); +} + +/* + * bad_opt() + * generic routine used to complain about a format specific options + * when the format does not support options. + */ + +#if __STDC__ +int +bad_opt(void) +#else +int +bad_opt() +#endif +{ + register OPLIST *opt; + + if (ophead == NULL) + return(0); + /* + * print all we were given + */ + warn(1,"These format options are not supported"); + while ((opt = opt_next()) != NULL) + (void)fprintf(stderr, "\t%s = %s\n", opt->name, opt->value); + pax_usage(); + return(0); +} + +/* + * opt_add() + * breaks the value supplied to -o into a option name and value. options + * are given to -o in the form -o name-value,name=value + * mulltiple -o may be specified. + * Return: + * 0 if format in name=value format, -1 if -o is passed junk + */ + +#if __STDC__ +int +opt_add(register char *str) +#else +int +opt_add(str) + register char *str; +#endif +{ + register OPLIST *opt; + register char *frpt; + register char *pt; + register char *endpt; + + if ((str == NULL) || (*str == '\0')) { + warn(0, "Invalid option name"); + return(-1); + } + frpt = endpt = str; + + /* + * break into name and values pieces and stuff each one into a + * OPLIST structure. When we know the format, the format specific + * option function will go through this list + */ + while ((frpt != NULL) && (*frpt != '\0')) { + if ((endpt = strchr(frpt, ',')) != NULL) + *endpt = '\0'; + if ((pt = strchr(frpt, '=')) == NULL) { + warn(0, "Invalid options format"); + return(-1); + } + if ((opt = (OPLIST *)malloc(sizeof(OPLIST))) == NULL) { + warn(0, "Unable to allocate space for option list"); + return(-1); + } + *pt++ = '\0'; + opt->name = frpt; + opt->value = pt; + opt->fow = NULL; + if (endpt != NULL) + frpt = endpt + 1; + else + frpt = NULL; + if (ophead == NULL) { + optail = ophead = opt; + continue; + } + optail->fow = opt; + optail = opt; + } + return(0); +} + +/* + * str_offt() + * Convert an expression of the following forms to an off_t > 0. + * 1) A positive decimal number. + * 2) A positive decimal number followed by a b (mult by 512). + * 3) A positive decimal number followed by a k (mult by 1024). + * 4) A positive decimal number followed by a m (mult by 512). + * 5) A positive decimal number followed by a w (mult by sizeof int) + * 6) Two or more positive decimal numbers (with/without k,b or w). + * seperated by x (also * for backwards compatibility), specifying + * the product of the indicated values. + * Return: + * 0 for an error, a positive value o.w. + */ + +#if __STDC__ +static off_t +str_offt(char *val) +#else +static off_t +str_offt(val) + char *val; +#endif +{ + char *expr; + off_t num, t; + +# ifdef NET2_STAT + num = strtol(val, &expr, 0); + if ((num == LONG_MAX) || (num <= 0) || (expr == val)) +# else + num = strtoq(val, &expr, 0); + if ((num == QUAD_MAX) || (num <= 0) || (expr == val)) +# endif + return(0); + + switch(*expr) { + case 'b': + t = num; + num *= 512; + if (t > num) + return(0); + ++expr; + break; + case 'k': + t = num; + num *= 1024; + if (t > num) + return(0); + ++expr; + break; + case 'm': + t = num; + num *= 1048576; + if (t > num) + return(0); + ++expr; + break; + case 'w': + t = num; + num *= sizeof(int); + if (t > num) + return(0); + ++expr; + break; + } + + switch(*expr) { + case '\0': + break; + case '*': + case 'x': + t = num; + num *= str_offt(expr + 1); + if (t > num) + return(0); + break; + default: + return(0); + } + return(num); +} + +/* + * no_op() + * for those option functions where the archive format has nothing to do. + * Return: + * 0 + */ + +#if __STDC__ +static int +no_op(void) +#else +static int +no_op() +#endif +{ + return(0); +} + +/* + * pax_usage() + * print the usage summary to the user + */ + +#if __STDC__ +void +pax_usage(void) +#else +void +pax_usage() +#endif +{ + (void)fputs("usage: pax [-cdnv] [-E limit] [-f archive] ", stderr); + (void)fputs("[-s replstr] ... [-U user] ...", stderr); + (void)fputs("\n [-G group] ... ", stderr); + (void)fputs("[-T [from_date][,to_date]] ... ", stderr); + (void)fputs("[pattern ...]\n", stderr); + (void)fputs(" pax -r [-cdiknuvDYZ] [-E limit] ", stderr); + (void)fputs("[-f archive] [-o options] ... \n", stderr); + (void)fputs(" [-p string] ... [-s replstr] ... ", stderr); + (void)fputs("[-U user] ... [-G group] ...\n ", stderr); + (void)fputs("[-T [from_date][,to_date]] ... ", stderr); + (void)fputs(" [pattern ...]\n", stderr); + (void)fputs(" pax -w [-dituvHLPX] [-b blocksize] ", stderr); + (void)fputs("[ [-a] [-f archive] ] [-x format] \n", stderr); + (void)fputs(" [-B bytes] [-s replstr] ... ", stderr); + (void)fputs("[-o options] ... [-U user] ...", stderr); + (void)fputs("\n [-G group] ... ", stderr); + (void)fputs("[-T [from_date][,to_date][/[c][m]]] ... ", stderr); + (void)fputs("[file ...]\n", stderr); + (void)fputs(" pax -r -w [-diklntuvDHLPXYZ] ", stderr); + (void)fputs("[-p string] ... [-s replstr] ...", stderr); + (void)fputs("\n [-U user] ... [-G group] ... ", stderr); + (void)fputs("[-T [from_date][,to_date][/[c][m]]] ... ", stderr); + (void)fputs("\n [file ...] directory\n", stderr); + exit(1); +} + +/* + * tar_usage() + * print the usage summary to the user + */ + +#if __STDC__ +void +tar_usage(void) +#else +void +tar_usage() +#endif +{ + (void)fputs("usage: tar -{txru}[cevfbmopwBHLPX014578] [tapefile] ", + stderr); + (void)fputs("[blocksize] file1 file2...\n", stderr); + exit(1); +} + +#ifdef notdef +/* + * cpio_usage() + * print the usage summary to the user + */ + +#if __STDC__ +void +cpio_usage(void) +#else +void +cpio_usage() +#endif +{ + exit(1); +} +#endif |