| | 1 | /* @(#)error.c 8.1 (Berkeley) 6/6/93 */ |
| | 2 | /* $NetBSD: error.c,v 1.6 2003/08/07 11:17:25 agc Exp $ */ |
| | 3 | |
| | 4 | /* |
| | 5 | * Copyright (c) 1983, 1993 |
| | 6 | * The Regents of the University of California. All rights reserved. |
| | 7 | * |
| | 8 | * This code is derived from software contributed to Berkeley by |
| | 9 | * Edward Wang at The University of California, Berkeley. |
| | 10 | * |
| | 11 | * Redistribution and use in source and binary forms, with or without |
| | 12 | * modification, are permitted provided that the following conditions |
| | 13 | * are met: |
| | 14 | * 1. Redistributions of source code must retain the above copyright |
| | 15 | * notice, this list of conditions and the following disclaimer. |
| | 16 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 17 | * notice, this list of conditions and the following disclaimer in the |
| | 18 | * documentation and/or other materials provided with the distribution. |
| | 19 | * 3. Neither the name of the University nor the names of its contributors |
| | 20 | * may be used to endorse or promote products derived from this software |
| | 21 | * without specific prior written permission. |
| | 22 | * |
| | 23 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| | 24 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 25 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| | 26 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| | 27 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| | 28 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| | 29 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| | 30 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| | 31 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| | 32 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| | 33 | * SUCH DAMAGE. |
| | 34 | */ |
| | 35 | |
| | 36 | #include "defs.h" |
| | 37 | #include "context.h" |
| | 38 | #include "char.h" |
| | 39 | |
| | 40 | #define ERRLINES 10 /* number of lines for errwin */ |
| | 41 | |
| | 42 | void |
| | 43 | error(const char *fmt, ...) |
| | 44 | { |
| | 45 | va_list ap; |
| | 46 | |
| | 47 | va_start(ap, fmt); |
| | 48 | verror(fmt, ap); |
| | 49 | va_end(ap); |
| | 50 | } |
| | 51 | |
| | 52 | void |
| | 53 | verror(const char *fmt, va_list ap) |
| | 54 | { |
| | 55 | struct context *x; |
| | 56 | struct ww *w; |
| | 57 | |
| | 58 | for (x = &cx; x != 0 && x->x_type != X_FILE; x = x->x_link) |
| | 59 | ; |
| | 60 | if (x == 0) { |
| | 61 | if (terse) |
| | 62 | wwbell(); |
| | 63 | else { |
| | 64 | wwvprintf(cmdwin, fmt, ap); |
| | 65 | wwputs(" ", cmdwin); |
| | 66 | } |
| | 67 | return; |
| | 68 | } |
| | 69 | if (x->x_noerr) |
| | 70 | return; |
| | 71 | if ((w = x->x_errwin) == 0) { |
| | 72 | char buf[512]; |
| | 73 | |
| | 74 | (void) snprintf(buf, sizeof(buf), "Errors from %s", |
| | 75 | x->x_filename); |
| | 76 | if ((w = x->x_errwin = openiwin(ERRLINES, buf)) == 0) { |
| | 77 | wwputs("Can't open error window. ", cmdwin); |
| | 78 | x->x_noerr = 1; |
| | 79 | return; |
| | 80 | } |
| | 81 | } |
| | 82 | if (more(w, 0) == 2) { |
| | 83 | x->x_noerr = 1; |
| | 84 | return; |
| | 85 | } |
| | 86 | wwprintf(w, "line %d: ", x->x_lineno); |
| | 87 | wwvprintf(w, fmt, ap); |
| | 88 | wwputc('\n', w); |
| | 89 | } |
| | 90 | |
| | 91 | void |
| | 92 | err_end(void) |
| | 93 | { |
| | 94 | if (cx.x_type == X_FILE && cx.x_errwin != 0) { |
| | 95 | if (!cx.x_noerr) |
| | 96 | waitnl(cx.x_errwin); |
| | 97 | closeiwin(cx.x_errwin); |
| | 98 | cx.x_errwin = 0; |
| | 99 | } |
| | 100 | } |
projects / dragonfly.git / blame_incremental