1 /* $NetBSD: globalcmds.c,v 1.8 2000/07/05 11:03:21 ad Exp $ */ 2 3 /*- 4 * Copyright (c) 1999 5 * The NetBSD Foundation, Inc. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by the NetBSD Foundation. 18 * 4. Neither the name of the Foundation nor the names of its contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 #include <sys/cdefs.h> 36 #ifndef lint 37 __RCSID("$NetBSD: globalcmds.c,v 1.8 2000/07/05 11:03:21 ad Exp $"); 38 #endif /* not lint */ 39 40 #include <curses.h> 41 #include <stdlib.h> 42 #include <string.h> 43 #include <unistd.h> 44 #include "systat.h" 45 #include "extern.h" 46 47 static char *shortname(const char *, const char *); 48 49 static char * 50 shortname(const char *key, const char *s) 51 { 52 char *p, *q; 53 size_t l; 54 55 if (key == NULL) { 56 if ((p = strdup(s)) == NULL) 57 return NULL; 58 q = strchr(p, '.'); 59 if (q && strlen(q) > 1) { 60 q[1] = '*'; 61 q[2] = '\0'; 62 } 63 return p; 64 } else if (strncmp(key, s, l = strlen(key)) == 0 && s[l] == '.') { 65 p = strdup(s + l + 1); 66 return p; 67 } else 68 return NULL; 69 } 70 71 void 72 global_help(char *args) 73 { 74 int col, len; 75 struct mode *p; 76 char *cur, *prev; 77 78 move(CMDLINE, col = 0); 79 cur = prev = NULL; 80 for (p = modes; p->c_name; p++) { 81 if ((cur = shortname(args, p->c_name)) == NULL) 82 continue; 83 if (cur && prev && strcmp(cur, prev) == 0) { 84 free(cur); 85 cur = NULL; 86 continue; 87 } 88 len = strlen(cur); 89 if (col + len > COLS) 90 break; 91 addstr(cur); col += len; 92 if (col + 1 < COLS) 93 addch(' '); 94 if (prev) 95 free(prev); 96 prev = cur; 97 cur = NULL; 98 } 99 if (col == 0 && args) { 100 standout(); 101 if (strlen(args) < COLS - 25) 102 printw("help: no matches for `%s.*'", args); 103 else 104 printw("help: no matches"); 105 standend(); 106 } 107 clrtoeol(); 108 if (cur) 109 free(cur); 110 if (prev) 111 free(prev); 112 } 113 114 void 115 global_interval(char *args) 116 { 117 int interval; 118 119 if (!args) { 120 interval = 5; 121 } else { 122 interval = atoi(args); 123 } 124 125 if (interval <= 0) { 126 error("%d: bad interval.", interval); 127 return; 128 } 129 130 alarm(0); 131 naptime = interval; 132 display(0); 133 status(); 134 } 135 136 137 void 138 global_load(char *args) 139 { 140 (void)getloadavg(avenrun, sizeof(avenrun)/sizeof(avenrun[0])); 141 mvprintw(CMDLINE, 0, "%4.1f %4.1f %4.1f", 142 avenrun[0], avenrun[1], avenrun[2]); 143 clrtoeol(); 144 } 145 146 void 147 global_quit(char *args) 148 { 149 die(0); 150 } 151 152 void 153 global_stop(char *args) 154 { 155 alarm(0); 156 mvaddstr(CMDLINE, 0, "Refresh disabled."); 157 clrtoeol(); 158 } 159