170a3049eSPedro F. Giffuni /*- 29b50d902SRodney W. Grimes * Copyright (c) 1985 Sun Microsystems, Inc. 39b50d902SRodney W. Grimes * Copyright (c) 1980, 1993 49b50d902SRodney W. Grimes * The Regents of the University of California. All rights reserved. 59b50d902SRodney W. Grimes * All rights reserved. 69b50d902SRodney W. Grimes * 79b50d902SRodney W. Grimes * Redistribution and use in source and binary forms, with or without 89b50d902SRodney W. Grimes * modification, are permitted provided that the following conditions 99b50d902SRodney W. Grimes * are met: 109b50d902SRodney W. Grimes * 1. Redistributions of source code must retain the above copyright 119b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer. 129b50d902SRodney W. Grimes * 2. Redistributions in binary form must reproduce the above copyright 139b50d902SRodney W. Grimes * notice, this list of conditions and the following disclaimer in the 149b50d902SRodney W. Grimes * documentation and/or other materials provided with the distribution. 159b50d902SRodney W. Grimes * 3. All advertising materials mentioning features or use of this software 169b50d902SRodney W. Grimes * must display the following acknowledgement: 179b50d902SRodney W. Grimes * This product includes software developed by the University of 189b50d902SRodney W. Grimes * California, Berkeley and its contributors. 199b50d902SRodney W. Grimes * 4. Neither the name of the University nor the names of its contributors 209b50d902SRodney W. Grimes * may be used to endorse or promote products derived from this software 219b50d902SRodney W. Grimes * without specific prior written permission. 229b50d902SRodney W. Grimes * 239b50d902SRodney W. Grimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 249b50d902SRodney W. Grimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 259b50d902SRodney W. Grimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 269b50d902SRodney W. Grimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 279b50d902SRodney W. Grimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 289b50d902SRodney W. Grimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 299b50d902SRodney W. Grimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 309b50d902SRodney W. Grimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 319b50d902SRodney W. Grimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 329b50d902SRodney W. Grimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 339b50d902SRodney W. Grimes * SUCH DAMAGE. 349b50d902SRodney W. Grimes */ 35e026a48cSDavid E. O'Brien 36e026a48cSDavid E. O'Brien #if 0 37d0054952SPhilippe Charnier #ifndef lint 389b50d902SRodney W. Grimes static char sccsid[] = "@(#)pr_comment.c 8.1 (Berkeley) 6/6/93"; 39e026a48cSDavid E. O'Brien #endif /* not lint */ 40d0054952SPhilippe Charnier #endif 41d0054952SPhilippe Charnier 42e026a48cSDavid E. O'Brien #include <sys/cdefs.h> 43e026a48cSDavid E. O'Brien __FBSDID("$FreeBSD$"); 44e026a48cSDavid E. O'Brien 45d0054952SPhilippe Charnier #include <err.h> 469b50d902SRodney W. Grimes #include <stdio.h> 479b50d902SRodney W. Grimes #include <stdlib.h> 4854d57555SPedro F. Giffuni #include <string.h> 499b50d902SRodney W. Grimes #include "indent_globs.h" 507916863dSJens Schweikhardt #include "indent.h" 519b50d902SRodney W. Grimes /* 529b50d902SRodney W. Grimes * NAME: 539b50d902SRodney W. Grimes * pr_comment 549b50d902SRodney W. Grimes * 559b50d902SRodney W. Grimes * FUNCTION: 569b50d902SRodney W. Grimes * This routine takes care of scanning and printing comments. 579b50d902SRodney W. Grimes * 589b50d902SRodney W. Grimes * ALGORITHM: 599b50d902SRodney W. Grimes * 1) Decide where the comment should be aligned, and if lines should 609b50d902SRodney W. Grimes * be broken. 619b50d902SRodney W. Grimes * 2) If lines should not be broken and filled, just copy up to end of 629b50d902SRodney W. Grimes * comment. 639b50d902SRodney W. Grimes * 3) If lines should be filled, then scan thru input_buffer copying 649b50d902SRodney W. Grimes * characters to com_buf. Remember where the last blank, tab, or 659b50d902SRodney W. Grimes * newline was. When line is filled, print up to last blank and 669b50d902SRodney W. Grimes * continue copying. 679b50d902SRodney W. Grimes * 689b50d902SRodney W. Grimes * HISTORY: 699b50d902SRodney W. Grimes * November 1976 D A Willcox of CAC Initial coding 709b50d902SRodney W. Grimes * 12/6/76 D A Willcox of CAC Modification to handle 719b50d902SRodney W. Grimes * UNIX-style comments 729b50d902SRodney W. Grimes * 739b50d902SRodney W. Grimes */ 749b50d902SRodney W. Grimes 759b50d902SRodney W. Grimes /* 769b50d902SRodney W. Grimes * this routine processes comments. It makes an attempt to keep comments from 779b50d902SRodney W. Grimes * going over the max line length. If a line is too long, it moves everything 789b50d902SRodney W. Grimes * from the last blank to the next comment line. Blanks and tabs from the 799b50d902SRodney W. Grimes * beginning of the input line are removed 809b50d902SRodney W. Grimes */ 819b50d902SRodney W. Grimes 827916863dSJens Schweikhardt void 837916863dSJens Schweikhardt pr_comment(void) 849b50d902SRodney W. Grimes { 859b50d902SRodney W. Grimes int now_col; /* column we are in now */ 869b50d902SRodney W. Grimes int adj_max_col; /* Adjusted max_col for when we decide to 879b50d902SRodney W. Grimes * spill comments over the right margin */ 889b50d902SRodney W. Grimes char *last_bl; /* points to the last blank in the output 899b50d902SRodney W. Grimes * buffer */ 909b50d902SRodney W. Grimes char *t_ptr; /* used for moving string */ 919b50d902SRodney W. Grimes int break_delim = comment_delimiter_on_blankline; 929b50d902SRodney W. Grimes int l_just_saw_decl = ps.just_saw_decl; 939b50d902SRodney W. Grimes adj_max_col = max_col; 949b50d902SRodney W. Grimes ps.just_saw_decl = 0; 95c917a54bSPedro F. Giffuni last_bl = NULL; /* no blanks found so far */ 969b50d902SRodney W. Grimes ps.box_com = false; /* at first, assume that we are not in 979b50d902SRodney W. Grimes * a boxed comment or some other 989b50d902SRodney W. Grimes * comment that should not be touched */ 999b50d902SRodney W. Grimes ++ps.out_coms; /* keep track of number of comments */ 1009b50d902SRodney W. Grimes 1019b50d902SRodney W. Grimes /* Figure where to align and how to treat the comment */ 1029b50d902SRodney W. Grimes 1039b50d902SRodney W. Grimes if (ps.col_1 && !format_col1_comments) { /* if comment starts in column 1049b50d902SRodney W. Grimes * 1 it should not be touched */ 1059b50d902SRodney W. Grimes ps.box_com = true; 10654d57555SPedro F. Giffuni break_delim = false; 1079b50d902SRodney W. Grimes ps.com_col = 1; 1089b50d902SRodney W. Grimes } 1099b50d902SRodney W. Grimes else { 110a5e1cac0SDavid E. O'Brien if (*buf_ptr == '-' || *buf_ptr == '*' || 111a5e1cac0SDavid E. O'Brien (*buf_ptr == '\n' && !format_block_comments)) { 112a5e1cac0SDavid E. O'Brien ps.box_com = true; /* A comment with a '-' or '*' immediately 1137916863dSJens Schweikhardt * after the /+* is assumed to be a boxed 114a5e1cac0SDavid E. O'Brien * comment. A comment with a newline 1157916863dSJens Schweikhardt * immediately after the /+* is assumed to 116a5e1cac0SDavid E. O'Brien * be a block comment and is treated as a 117a5e1cac0SDavid E. O'Brien * box comment unless format_block_comments 118a5e1cac0SDavid E. O'Brien * is nonzero (the default). */ 11954d57555SPedro F. Giffuni break_delim = false; 1209b50d902SRodney W. Grimes } 1219b50d902SRodney W. Grimes if ( /* ps.bl_line && */ (s_lab == e_lab) && (s_code == e_code)) { 1229b50d902SRodney W. Grimes /* klg: check only if this line is blank */ 1239b50d902SRodney W. Grimes /* 1249b50d902SRodney W. Grimes * If this (*and previous lines are*) blank, dont put comment way 1259b50d902SRodney W. Grimes * out at left 1269b50d902SRodney W. Grimes */ 1279b50d902SRodney W. Grimes ps.com_col = (ps.ind_level - ps.unindent_displace) * ps.ind_size + 1; 1289b50d902SRodney W. Grimes adj_max_col = block_comment_max_col; 1299b50d902SRodney W. Grimes if (ps.com_col <= 1) 1309b50d902SRodney W. Grimes ps.com_col = 1 + !format_col1_comments; 1319b50d902SRodney W. Grimes } 1329b50d902SRodney W. Grimes else { 13390af6a72SJuli Mallett int target_col; 13454d57555SPedro F. Giffuni break_delim = false; 1359b50d902SRodney W. Grimes if (s_code != e_code) 1369b50d902SRodney W. Grimes target_col = count_spaces(compute_code_target(), s_code); 1379b50d902SRodney W. Grimes else { 1389b50d902SRodney W. Grimes target_col = 1; 1399b50d902SRodney W. Grimes if (s_lab != e_lab) 1409b50d902SRodney W. Grimes target_col = count_spaces(compute_label_target(), s_lab); 1419b50d902SRodney W. Grimes } 1429b50d902SRodney W. Grimes ps.com_col = ps.decl_on_line || ps.ind_level == 0 ? ps.decl_com_ind : ps.com_ind; 1439b50d902SRodney W. Grimes if (ps.com_col < target_col) 1449b50d902SRodney W. Grimes ps.com_col = ((target_col + 7) & ~7) + 1; 1459b50d902SRodney W. Grimes if (ps.com_col + 24 > adj_max_col) 1469b50d902SRodney W. Grimes adj_max_col = ps.com_col + 24; 1479b50d902SRodney W. Grimes } 1489b50d902SRodney W. Grimes } 1499b50d902SRodney W. Grimes if (ps.box_com) { 150*458051a5SPedro F. Giffuni /* 151*458051a5SPedro F. Giffuni * Find out how much indentation there was originally, because that 152*458051a5SPedro F. Giffuni * much will have to be ignored by pad_output() in dump_line(). This 153*458051a5SPedro F. Giffuni * is a box comment, so nothing changes -- not even indentation. 154*458051a5SPedro F. Giffuni * 155*458051a5SPedro F. Giffuni * The comment we're about to read usually comes from in_buffer, 156*458051a5SPedro F. Giffuni * unless it has been copied into save_com. 157*458051a5SPedro F. Giffuni */ 158*458051a5SPedro F. Giffuni char *start = buf_ptr >= save_com && buf_ptr < save_com + sc_size ? bp_save : buf_ptr; 159*458051a5SPedro F. Giffuni ps.n_comment_delta = 1 - count_spaces_until(1, in_buffer, start - 2); 1609b50d902SRodney W. Grimes } 1619b50d902SRodney W. Grimes else { 1629b50d902SRodney W. Grimes ps.n_comment_delta = 0; 1639b50d902SRodney W. Grimes while (*buf_ptr == ' ' || *buf_ptr == '\t') 1649b50d902SRodney W. Grimes buf_ptr++; 1659b50d902SRodney W. Grimes } 1669b50d902SRodney W. Grimes ps.comment_delta = 0; 1677916863dSJens Schweikhardt *e_com++ = '/'; /* put '/' followed by '*' into buffer */ 1689b50d902SRodney W. Grimes *e_com++ = '*'; 1699b50d902SRodney W. Grimes if (*buf_ptr != ' ' && !ps.box_com) 1709b50d902SRodney W. Grimes *e_com++ = ' '; 1719b50d902SRodney W. Grimes 1726daffe6eSPedro F. Giffuni /* 1736daffe6eSPedro F. Giffuni * Don't put a break delimiter if this is a one-liner that won't wrap. 1746daffe6eSPedro F. Giffuni */ 1756daffe6eSPedro F. Giffuni if (break_delim) 17654d57555SPedro F. Giffuni for (t_ptr = buf_ptr; *t_ptr != '\0' && *t_ptr != '\n'; t_ptr++) { 17754d57555SPedro F. Giffuni if (t_ptr >= buf_end) 17854d57555SPedro F. Giffuni fill_buffer(); 17954d57555SPedro F. Giffuni if (t_ptr[0] == '*' && t_ptr[1] == '/') { 1806daffe6eSPedro F. Giffuni if (adj_max_col >= count_spaces_until(ps.com_col, buf_ptr, t_ptr + 2)) 18154d57555SPedro F. Giffuni break_delim = false; 18254d57555SPedro F. Giffuni break; 1839b50d902SRodney W. Grimes } 18454d57555SPedro F. Giffuni } 18554d57555SPedro F. Giffuni 18654d57555SPedro F. Giffuni if (break_delim) { 18754d57555SPedro F. Giffuni char *t = e_com; 18854d57555SPedro F. Giffuni e_com = s_com + 2; 18954d57555SPedro F. Giffuni *e_com = 0; 19054d57555SPedro F. Giffuni if (blanklines_before_blockcomments) 19154d57555SPedro F. Giffuni prefix_blankline_requested = 1; 19254d57555SPedro F. Giffuni dump_line(); 19369e66b43SPedro F. Giffuni e_com = s_com = t; 19469e66b43SPedro F. Giffuni if (!ps.box_com && star_comment_cont) 19569e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 19654d57555SPedro F. Giffuni } 19754d57555SPedro F. Giffuni 19854d57555SPedro F. Giffuni if (troff) 19954d57555SPedro F. Giffuni adj_max_col = 80; 2009b50d902SRodney W. Grimes 2019b50d902SRodney W. Grimes /* Start to copy the comment */ 2029b50d902SRodney W. Grimes 2039b50d902SRodney W. Grimes while (1) { /* this loop will go until the comment is 2049b50d902SRodney W. Grimes * copied */ 2059b50d902SRodney W. Grimes CHECK_SIZE_COM; 2069b50d902SRodney W. Grimes switch (*buf_ptr) { /* this checks for various spcl cases */ 2079b50d902SRodney W. Grimes case 014: /* check for a form feed */ 2089b50d902SRodney W. Grimes if (!ps.box_com) { /* in a text comment, break the line here */ 2099b50d902SRodney W. Grimes ps.use_ff = true; 2109b50d902SRodney W. Grimes /* fix so dump_line uses a form feed */ 2119b50d902SRodney W. Grimes dump_line(); 212c917a54bSPedro F. Giffuni last_bl = NULL; 21369e66b43SPedro F. Giffuni if (!ps.box_com && star_comment_cont) 21469e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 21569e66b43SPedro F. Giffuni while (*++buf_ptr == ' ' || *buf_ptr == '\t') 21669e66b43SPedro F. Giffuni ; 2179b50d902SRodney W. Grimes } 2189b50d902SRodney W. Grimes else { 2199b50d902SRodney W. Grimes if (++buf_ptr >= buf_end) 2209b50d902SRodney W. Grimes fill_buffer(); 2219b50d902SRodney W. Grimes *e_com++ = 014; 2229b50d902SRodney W. Grimes } 2239b50d902SRodney W. Grimes break; 2249b50d902SRodney W. Grimes 2259b50d902SRodney W. Grimes case '\n': 2269b50d902SRodney W. Grimes if (had_eof) { /* check for unexpected eof */ 2279b50d902SRodney W. Grimes printf("Unterminated comment\n"); 2289b50d902SRodney W. Grimes dump_line(); 2299b50d902SRodney W. Grimes return; 2309b50d902SRodney W. Grimes } 2318ad92a65SPedro F. Giffuni last_bl = NULL; 2329b50d902SRodney W. Grimes if (ps.box_com || ps.last_nl) { /* if this is a boxed comment, 2339b50d902SRodney W. Grimes * we dont ignore the newline */ 23469e66b43SPedro F. Giffuni if (s_com == e_com) 2359b50d902SRodney W. Grimes *e_com++ = ' '; 2369b50d902SRodney W. Grimes if (!ps.box_com && e_com - s_com > 3) { 2379b50d902SRodney W. Grimes dump_line(); 23869e66b43SPedro F. Giffuni if (star_comment_cont) 23969e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 2409b50d902SRodney W. Grimes } 2419b50d902SRodney W. Grimes dump_line(); 24269e66b43SPedro F. Giffuni if (!ps.box_com && star_comment_cont) 24369e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 2449b50d902SRodney W. Grimes } 2459b50d902SRodney W. Grimes else { 2469b50d902SRodney W. Grimes ps.last_nl = 1; 2479b50d902SRodney W. Grimes if (*(e_com - 1) == ' ' || *(e_com - 1) == '\t') 2489b50d902SRodney W. Grimes last_bl = e_com - 1; 2499b50d902SRodney W. Grimes /* 2509b50d902SRodney W. Grimes * if there was a space at the end of the last line, remember 2519b50d902SRodney W. Grimes * where it was 2529b50d902SRodney W. Grimes */ 2539b50d902SRodney W. Grimes else { /* otherwise, insert one */ 2549b50d902SRodney W. Grimes last_bl = e_com; 2559b50d902SRodney W. Grimes CHECK_SIZE_COM; 2569b50d902SRodney W. Grimes *e_com++ = ' '; 2579b50d902SRodney W. Grimes } 2589b50d902SRodney W. Grimes } 2599b50d902SRodney W. Grimes ++line_no; /* keep track of input line number */ 2609b50d902SRodney W. Grimes if (!ps.box_com) { 2619b50d902SRodney W. Grimes int nstar = 1; 2629b50d902SRodney W. Grimes do { /* flush any blanks and/or tabs at start of 2639b50d902SRodney W. Grimes * next line */ 2649b50d902SRodney W. Grimes if (++buf_ptr >= buf_end) 2659b50d902SRodney W. Grimes fill_buffer(); 2669b50d902SRodney W. Grimes if (*buf_ptr == '*' && --nstar >= 0) { 2679b50d902SRodney W. Grimes if (++buf_ptr >= buf_end) 2689b50d902SRodney W. Grimes fill_buffer(); 2699b50d902SRodney W. Grimes if (*buf_ptr == '/') 2709b50d902SRodney W. Grimes goto end_of_comment; 2719b50d902SRodney W. Grimes } 2729b50d902SRodney W. Grimes } while (*buf_ptr == ' ' || *buf_ptr == '\t'); 2739b50d902SRodney W. Grimes } 2749b50d902SRodney W. Grimes else if (++buf_ptr >= buf_end) 2759b50d902SRodney W. Grimes fill_buffer(); 2769b50d902SRodney W. Grimes break; /* end of case for newline */ 2779b50d902SRodney W. Grimes 2789b50d902SRodney W. Grimes case '*': /* must check for possibility of being at end 2799b50d902SRodney W. Grimes * of comment */ 2809b50d902SRodney W. Grimes if (++buf_ptr >= buf_end) /* get to next char after * */ 2819b50d902SRodney W. Grimes fill_buffer(); 2829b50d902SRodney W. Grimes 2839b50d902SRodney W. Grimes if (*buf_ptr == '/') { /* it is the end!!! */ 2849b50d902SRodney W. Grimes end_of_comment: 2859b50d902SRodney W. Grimes if (++buf_ptr >= buf_end) 2869b50d902SRodney W. Grimes fill_buffer(); 28769e66b43SPedro F. Giffuni CHECK_SIZE_COM; 28854d57555SPedro F. Giffuni if (break_delim) { 28954d57555SPedro F. Giffuni if (e_com > s_com + 3) { 2909b50d902SRodney W. Grimes dump_line(); 29154d57555SPedro F. Giffuni } 29269e66b43SPedro F. Giffuni else 29369e66b43SPedro F. Giffuni s_com = e_com; 29469e66b43SPedro F. Giffuni *e_com++ = ' '; 2959b50d902SRodney W. Grimes } 29669e66b43SPedro F. Giffuni if (e_com[-1] != ' ' && !ps.box_com) 29769e66b43SPedro F. Giffuni *e_com++ = ' '; /* ensure blank before end */ 29869e66b43SPedro F. Giffuni *e_com++ = '*', *e_com++ = '/', *e_com = '\0'; 2999b50d902SRodney W. Grimes ps.just_saw_decl = l_just_saw_decl; 3009b50d902SRodney W. Grimes return; 3019b50d902SRodney W. Grimes } 30254d57555SPedro F. Giffuni else /* handle isolated '*' */ 3039b50d902SRodney W. Grimes *e_com++ = '*'; 3049b50d902SRodney W. Grimes break; 3059b50d902SRodney W. Grimes default: /* we have a random char */ 30654d57555SPedro F. Giffuni now_col = count_spaces_until(ps.com_col, s_com, e_com); 30754d57555SPedro F. Giffuni do { 3089b50d902SRodney W. Grimes *e_com = *buf_ptr++; 3099b50d902SRodney W. Grimes if (buf_ptr >= buf_end) 3109b50d902SRodney W. Grimes fill_buffer(); 3119b50d902SRodney W. Grimes if (*e_com == ' ' || *e_com == '\t') 31254d57555SPedro F. Giffuni last_bl = e_com; /* remember we saw a blank */ 3139b50d902SRodney W. Grimes ++e_com; 31454d57555SPedro F. Giffuni now_col++; 31554d57555SPedro F. Giffuni } while (!memchr("*\n\r\b\t", *buf_ptr, 6) && 31669e66b43SPedro F. Giffuni (now_col <= adj_max_col || !last_bl)); 31754d57555SPedro F. Giffuni ps.last_nl = false; 318267c7470SPedro F. Giffuni if (now_col > adj_max_col && !ps.box_com && e_com[-1] > ' ') { 3199b50d902SRodney W. Grimes /* 3209b50d902SRodney W. Grimes * the comment is too long, it must be broken up 3219b50d902SRodney W. Grimes */ 32269e66b43SPedro F. Giffuni if (last_bl == NULL) { 32369e66b43SPedro F. Giffuni dump_line(); 32469e66b43SPedro F. Giffuni if (!ps.box_com && star_comment_cont) 32569e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 32669e66b43SPedro F. Giffuni break; 3279b50d902SRodney W. Grimes } 32869e66b43SPedro F. Giffuni *e_com = '\0'; 3299b50d902SRodney W. Grimes e_com = last_bl; 3309b50d902SRodney W. Grimes dump_line(); 33169e66b43SPedro F. Giffuni if (!ps.box_com && star_comment_cont) 33269e66b43SPedro F. Giffuni *e_com++ = ' ', *e_com++ = '*', *e_com++ = ' '; 33369e66b43SPedro F. Giffuni for (t_ptr = last_bl + 1; *t_ptr == ' ' || *t_ptr == '\t'; 33469e66b43SPedro F. Giffuni t_ptr++) 33569e66b43SPedro F. Giffuni ; 336c917a54bSPedro F. Giffuni last_bl = NULL; 33769e66b43SPedro F. Giffuni while (*t_ptr != '\0') { 3389b50d902SRodney W. Grimes if (*t_ptr == ' ' || *t_ptr == '\t') 3399b50d902SRodney W. Grimes last_bl = e_com; 3409b50d902SRodney W. Grimes *e_com++ = *t_ptr++; 3419b50d902SRodney W. Grimes } 3429b50d902SRodney W. Grimes } 3439b50d902SRodney W. Grimes break; 3449b50d902SRodney W. Grimes } 3459b50d902SRodney W. Grimes } 3469b50d902SRodney W. Grimes } 347