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      1 /*	$NetBSD: resize.h,v 1.3 2023/04/20 22:23:53 gutteridge 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) estrdup(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