1 /* $NetBSD: resize.h,v 1.2 2021/02/28 00:44:58 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2021 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <time.h> 33 #include <termios.h> 34 #include <pwd.h> 35 #include <string.h> 36 #include <stdlib.h> 37 #include <unistd.h> 38 #include <fcntl.h> 39 #include <errno.h> 40 #include <fcntl.h> 41 #include <util.h> 42 #include <signal.h> 43 #include <libgen.h> 44 #include <sys/ioctl.h> 45 46 #define DFT_TERMTYPE "vt100" 47 48 #define USE_TERMINFO 49 #define USE_STRUCT_WINSIZE 50 #define USE_TERMIOS 51 52 #define GCC_NORETURN __dead 53 #define GCC_UNUSED __unused 54 55 #define IGNORE_RC(a) (void)(a) 56 #define ENVP_ARG , char **envp 57 58 #define TTYSIZE_STRUCT struct winsize 59 #define TTYSIZE_ROWS(ws) (ws).ws_row 60 #define TTYSIZE_COLS(ws) (ws).ws_col 61 #define SET_TTYSIZE(fd, ws) ioctl((fd), TIOCSWINSZ, &(ws)) 62 63 #define x_basename(a) basename(a) 64 #define x_strdup(a) estrdup(a) 65 #define x_getenv(a) getenv(a) 66 #define x_getlogin(u, p) __nothing 67 #define x_strindex(s, c) strstr((s), (c)) 68 69 static int 70 x_getpwuid(uid_t uid, struct passwd *pw) 71 { 72 struct passwd *p = getpwuid(uid); 73 if (p == NULL) { 74 memset(pw, 0, sizeof(*pw)); 75 return 1; 76 } 77 *pw = *p; 78 return 0; 79 } 80 81 #define setup_winsize(ws, row, col, xpixel, ypixel) \ 82 (void)((ws).ws_row = row, \ 83 (ws).ws_col = col, \ 84 (ws).ws_xpixel = xpixel, \ 85 (ws).ws_ypixel = ypixel) 86 87 #define CharOf(a) ((unsigned char)(a)) 88 #define OkPasswd(pw) *((pw)->pw_name) 89 #define TypeMallocN(t, l) emalloc(sizeof(t) * (l)) 90 #define UIntClr(d, b) (d) = (d) & ~(b) 91 92 #define xtermVersion() "NetBSD" 93