19b50d902SRodney W. Grimes /* 29b50d902SRodney W. Grimes * Copyright (c) 1989, 1993 39b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 49b50d902SRodney W. Grimes * 59b50d902SRodney W. Grimes * This code is derived from software contributed to Berkeley by 69b50d902SRodney W. Grimes * Adam S. Moskowitz of Menlo Consulting. 79b50d902SRodney W. Grimes * 89b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 99b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 109b50d902SRodney W. Grimes * are met: 119b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 129b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 139b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 149b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 159b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 169b50d902SRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 179b50d902SRodney W. Grimes * must display the following acknowledgement: 189b50d902SRodney W. Grimes * This product includes software developed by the University of 199b50d902SRodney W. Grimes * California, Berkeley and its contributors. 209b50d902SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 219b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 229b50d902SRodney W. Grimes * without specific prior written permission. 239b50d902SRodney W. Grimes * 249b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 259b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 269b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 279b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 289b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 299b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 309b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 319b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 329b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 339b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 349b50d902SRodney W. Grimes * SUCH DAMAGE. 359b50d902SRodney W. Grimes */ 369b50d902SRodney W. Grimes 379b50d902SRodney W. Grimes #ifndef lint 381e133604SPhilippe Charnier static const char copyright[] = 399b50d902SRodney W. Grimes "@(#) Copyright (c) 1989, 1993\n\ 409b50d902SRodney W. Grimes The Regents of the University of California. All rights reserved.\n"; 419b50d902SRodney W. Grimes #endif /* not lint */ 429b50d902SRodney W. Grimes 431e133604SPhilippe Charnier #if 0 44d345176dSMike Barcroft #ifndef lint 459b50d902SRodney W. Grimes static char sccsid[] = "@(#)paste.c 8.1 (Berkeley) 6/6/93"; 469b50d902SRodney W. Grimes #endif /* not lint */ 47d345176dSMike Barcroft #endif 48d345176dSMike Barcroft 49d345176dSMike Barcroft #include <sys/cdefs.h> 50d345176dSMike Barcroft __FBSDID("$FreeBSD$"); 519b50d902SRodney W. Grimes 529b50d902SRodney W. Grimes #include <sys/types.h> 5378552e79SMark Murray 541e133604SPhilippe Charnier #include <err.h> 559b50d902SRodney W. Grimes #include <errno.h> 569b50d902SRodney W. Grimes #include <limits.h> 570f10c7bbSTim J. Robbins #include <locale.h> 589b50d902SRodney W. Grimes #include <stdio.h> 59c93bd87aSJohn Birrell #include <stdlib.h> 609b50d902SRodney W. Grimes #include <string.h> 611e133604SPhilippe Charnier #include <unistd.h> 620f10c7bbSTim J. Robbins #include <wchar.h> 639b50d902SRodney W. Grimes 640f10c7bbSTim J. Robbins wchar_t *delim; 659b50d902SRodney W. Grimes int delimcnt; 669b50d902SRodney W. Grimes 670968654cSTim J. Robbins int parallel(char **); 680968654cSTim J. Robbins int sequential(char **); 690f10c7bbSTim J. Robbins int tr(wchar_t *); 70d3cb5dedSWarner Losh static void usage(void); 711e133604SPhilippe Charnier 720f10c7bbSTim J. Robbins wchar_t tab[] = L"\t"; 7378552e79SMark Murray 741e133604SPhilippe Charnier int 7578552e79SMark Murray main(int argc, char *argv[]) 769b50d902SRodney W. Grimes { 770968654cSTim J. Robbins int ch, rval, seq; 780f10c7bbSTim J. Robbins wchar_t *warg; 790f10c7bbSTim J. Robbins const char *arg; 800f10c7bbSTim J. Robbins size_t len; 810f10c7bbSTim J. Robbins 820f10c7bbSTim J. Robbins setlocale(LC_CTYPE, ""); 839b50d902SRodney W. Grimes 849b50d902SRodney W. Grimes seq = 0; 851c8af878SWarner Losh while ((ch = getopt(argc, argv, "d:s")) != -1) 869b50d902SRodney W. Grimes switch(ch) { 879b50d902SRodney W. Grimes case 'd': 880f10c7bbSTim J. Robbins arg = optarg; 890f10c7bbSTim J. Robbins len = mbsrtowcs(NULL, &arg, 0, NULL); 900f10c7bbSTim J. Robbins if (len == (size_t)-1) 910f10c7bbSTim J. Robbins err(1, "delimiters"); 920f10c7bbSTim J. Robbins warg = malloc((len + 1) * sizeof(*warg)); 930f10c7bbSTim J. Robbins if (warg == NULL) 940f10c7bbSTim J. Robbins err(1, NULL); 950f10c7bbSTim J. Robbins arg = optarg; 960f10c7bbSTim J. Robbins len = mbsrtowcs(warg, &arg, len + 1, NULL); 970f10c7bbSTim J. Robbins if (len == (size_t)-1) 980f10c7bbSTim J. Robbins err(1, "delimiters"); 990f10c7bbSTim J. Robbins delimcnt = tr(delim = warg); 1009b50d902SRodney W. Grimes break; 1019b50d902SRodney W. Grimes case 's': 1029b50d902SRodney W. Grimes seq = 1; 1039b50d902SRodney W. Grimes break; 1049b50d902SRodney W. Grimes case '?': 1059b50d902SRodney W. Grimes default: 1069b50d902SRodney W. Grimes usage(); 1079b50d902SRodney W. Grimes } 1089b50d902SRodney W. Grimes argc -= optind; 1099b50d902SRodney W. Grimes argv += optind; 1109b50d902SRodney W. Grimes 111d345176dSMike Barcroft if (*argv == NULL) 112d345176dSMike Barcroft usage(); 1139b50d902SRodney W. Grimes if (!delim) { 1149b50d902SRodney W. Grimes delimcnt = 1; 11578552e79SMark Murray delim = tab; 1169b50d902SRodney W. Grimes } 1179b50d902SRodney W. Grimes 1189b50d902SRodney W. Grimes if (seq) 1190968654cSTim J. Robbins rval = sequential(argv); 1209b50d902SRodney W. Grimes else 1210968654cSTim J. Robbins rval = parallel(argv); 1220968654cSTim J. Robbins exit(rval); 1239b50d902SRodney W. Grimes } 1249b50d902SRodney W. Grimes 1259b50d902SRodney W. Grimes typedef struct _list { 1269b50d902SRodney W. Grimes struct _list *next; 1279b50d902SRodney W. Grimes FILE *fp; 1289b50d902SRodney W. Grimes int cnt; 1299b50d902SRodney W. Grimes char *name; 1309b50d902SRodney W. Grimes } LIST; 1319b50d902SRodney W. Grimes 1320968654cSTim J. Robbins int 13378552e79SMark Murray parallel(char **argv) 1349b50d902SRodney W. Grimes { 13578552e79SMark Murray LIST *lp; 136d4286259STim J. Robbins int cnt; 1370f10c7bbSTim J. Robbins wint_t ich; 1380f10c7bbSTim J. Robbins wchar_t ch; 1390f10c7bbSTim J. Robbins char *p; 1409b50d902SRodney W. Grimes LIST *head, *tmp; 1419b50d902SRodney W. Grimes int opencnt, output; 1429b50d902SRodney W. Grimes 143b2eeeae0SPhilippe Charnier for (cnt = 0, head = tmp = NULL; (p = *argv); ++argv, ++cnt) { 14447bca8b0SJuli Mallett if ((lp = malloc(sizeof(LIST))) == NULL) 14547bca8b0SJuli Mallett err(1, NULL); 1469b50d902SRodney W. Grimes if (p[0] == '-' && !p[1]) 1479b50d902SRodney W. Grimes lp->fp = stdin; 1481e133604SPhilippe Charnier else if (!(lp->fp = fopen(p, "r"))) 1491e133604SPhilippe Charnier err(1, "%s", p); 1509b50d902SRodney W. Grimes lp->next = NULL; 1519b50d902SRodney W. Grimes lp->cnt = cnt; 1529b50d902SRodney W. Grimes lp->name = p; 1539b50d902SRodney W. Grimes if (!head) 1549b50d902SRodney W. Grimes head = tmp = lp; 1559b50d902SRodney W. Grimes else { 1569b50d902SRodney W. Grimes tmp->next = lp; 1579b50d902SRodney W. Grimes tmp = lp; 1589b50d902SRodney W. Grimes } 1599b50d902SRodney W. Grimes } 1609b50d902SRodney W. Grimes 1619b50d902SRodney W. Grimes for (opencnt = cnt; opencnt;) { 1629b50d902SRodney W. Grimes for (output = 0, lp = head; lp; lp = lp->next) { 1639b50d902SRodney W. Grimes if (!lp->fp) { 1649b50d902SRodney W. Grimes if (output && lp->cnt && 1659b50d902SRodney W. Grimes (ch = delim[(lp->cnt - 1) % delimcnt])) 1660f10c7bbSTim J. Robbins putwchar(ch); 1679b50d902SRodney W. Grimes continue; 1689b50d902SRodney W. Grimes } 1690f10c7bbSTim J. Robbins if ((ich = getwc(lp->fp)) == WEOF) { 1709b50d902SRodney W. Grimes if (!--opencnt) 1719b50d902SRodney W. Grimes break; 1729b50d902SRodney W. Grimes lp->fp = NULL; 1739b50d902SRodney W. Grimes if (output && lp->cnt && 1749b50d902SRodney W. Grimes (ch = delim[(lp->cnt - 1) % delimcnt])) 1750f10c7bbSTim J. Robbins putwchar(ch); 1769b50d902SRodney W. Grimes continue; 1779b50d902SRodney W. Grimes } 1789b50d902SRodney W. Grimes /* 1799b50d902SRodney W. Grimes * make sure that we don't print any delimiters 1809b50d902SRodney W. Grimes * unless there's a non-empty file. 1819b50d902SRodney W. Grimes */ 1829b50d902SRodney W. Grimes if (!output) { 1839b50d902SRodney W. Grimes output = 1; 1849b50d902SRodney W. Grimes for (cnt = 0; cnt < lp->cnt; ++cnt) 1851e133604SPhilippe Charnier if ((ch = delim[cnt % delimcnt])) 1860f10c7bbSTim J. Robbins putwchar(ch); 1871e133604SPhilippe Charnier } else if ((ch = delim[(lp->cnt - 1) % delimcnt])) 1880f10c7bbSTim J. Robbins putwchar(ch); 1890f10c7bbSTim J. Robbins if (ich == '\n') 1900f10c7bbSTim J. Robbins continue; 1910f10c7bbSTim J. Robbins do { 1920f10c7bbSTim J. Robbins putwchar(ich); 1930f10c7bbSTim J. Robbins } while ((ich = getwc(lp->fp)) != WEOF && ich != '\n'); 1949b50d902SRodney W. Grimes } 1959b50d902SRodney W. Grimes if (output) 1960f10c7bbSTim J. Robbins putwchar('\n'); 1979b50d902SRodney W. Grimes } 1980968654cSTim J. Robbins 1990968654cSTim J. Robbins return (0); 2009b50d902SRodney W. Grimes } 2019b50d902SRodney W. Grimes 2020968654cSTim J. Robbins int 20378552e79SMark Murray sequential(char **argv) 2049b50d902SRodney W. Grimes { 20578552e79SMark Murray FILE *fp; 206d4286259STim J. Robbins int cnt, failed, needdelim; 2070f10c7bbSTim J. Robbins wint_t ch; 2080f10c7bbSTim J. Robbins char *p; 2099b50d902SRodney W. Grimes 2100968654cSTim J. Robbins failed = 0; 2111e133604SPhilippe Charnier for (; (p = *argv); ++argv) { 2129b50d902SRodney W. Grimes if (p[0] == '-' && !p[1]) 2139b50d902SRodney W. Grimes fp = stdin; 2149b50d902SRodney W. Grimes else if (!(fp = fopen(p, "r"))) { 2151e133604SPhilippe Charnier warn("%s", p); 2160968654cSTim J. Robbins failed = 1; 2179b50d902SRodney W. Grimes continue; 2189b50d902SRodney W. Grimes } 219ce78cbf9STim J. Robbins cnt = needdelim = 0; 2200f10c7bbSTim J. Robbins while ((ch = getwc(fp)) != WEOF) { 221ce78cbf9STim J. Robbins if (needdelim) { 222ce78cbf9STim J. Robbins needdelim = 0; 223ce78cbf9STim J. Robbins if (delim[cnt] != '\0') 2240f10c7bbSTim J. Robbins putwchar(delim[cnt]); 225ce78cbf9STim J. Robbins if (++cnt == delimcnt) 2269b50d902SRodney W. Grimes cnt = 0; 2279b50d902SRodney W. Grimes } 2280f10c7bbSTim J. Robbins if (ch != '\n') 2290f10c7bbSTim J. Robbins putwchar(ch); 2300f10c7bbSTim J. Robbins else 231ce78cbf9STim J. Robbins needdelim = 1; 2329b50d902SRodney W. Grimes } 233ce78cbf9STim J. Robbins if (needdelim) 2340f10c7bbSTim J. Robbins putwchar('\n'); 2359b50d902SRodney W. Grimes if (fp != stdin) 2369b50d902SRodney W. Grimes (void)fclose(fp); 2379b50d902SRodney W. Grimes } 2380968654cSTim J. Robbins 2390968654cSTim J. Robbins return (failed != 0); 2409b50d902SRodney W. Grimes } 2419b50d902SRodney W. Grimes 2421e133604SPhilippe Charnier int 2430f10c7bbSTim J. Robbins tr(wchar_t *arg) 2449b50d902SRodney W. Grimes { 24578552e79SMark Murray int cnt; 2460f10c7bbSTim J. Robbins wchar_t ch, *p; 2479b50d902SRodney W. Grimes 2489b50d902SRodney W. Grimes for (p = arg, cnt = 0; (ch = *p++); ++arg, ++cnt) 2499b50d902SRodney W. Grimes if (ch == '\\') 2509b50d902SRodney W. Grimes switch(ch = *p++) { 2519b50d902SRodney W. Grimes case 'n': 2529b50d902SRodney W. Grimes *arg = '\n'; 2539b50d902SRodney W. Grimes break; 2549b50d902SRodney W. Grimes case 't': 2559b50d902SRodney W. Grimes *arg = '\t'; 2569b50d902SRodney W. Grimes break; 2579b50d902SRodney W. Grimes case '0': 2589b50d902SRodney W. Grimes *arg = '\0'; 2599b50d902SRodney W. Grimes break; 2609b50d902SRodney W. Grimes default: 2619b50d902SRodney W. Grimes *arg = ch; 2629b50d902SRodney W. Grimes break; 2639b50d902SRodney W. Grimes } else 2649b50d902SRodney W. Grimes *arg = ch; 2659b50d902SRodney W. Grimes 2661e133604SPhilippe Charnier if (!cnt) 2671e133604SPhilippe Charnier errx(1, "no delimiters specified"); 2689b50d902SRodney W. Grimes return(cnt); 2699b50d902SRodney W. Grimes } 2709b50d902SRodney W. Grimes 2711e133604SPhilippe Charnier static void 27278552e79SMark Murray usage(void) 2739b50d902SRodney W. Grimes { 2741e133604SPhilippe Charnier (void)fprintf(stderr, "usage: paste [-s] [-d delimiters] file ...\n"); 2759b50d902SRodney W. Grimes exit(1); 2769b50d902SRodney W. Grimes } 277