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/*
* Loadmeter version 1.20
* System statistics monitor for Linux/Solaris + X11.
* Copyright 1998, Ben Buxton (bb@zip.com.au)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <signal.h>
#include <sys/time.h>
#include <time.h>
#include <stdio.h>
#include <strings.h>
#include "loadmeter.h"
void do_loop(), drawhostname(), dobevels(), usage();
void loop(), Getgeom(), dosizecursor(int,int,char,XColor *);
void drawnum(), do_popup(), draw_popup(), raiseit();
char *commanum();
double oldload = 0;
int blockheight = 2;
float oldnum = 0;
int showmax = 1;
int diskwarn = 0;
#define DISK_OK 0
#define DISK_WARN 1
#define DISK_WARNED 2
#define DISK_WARN_ACKED 3
static int olduse[MAXFILESYSTEMS];
int warn_disk = False;
int override = 0;
int nogeom = 0;
int loadheight;
struct itimerval timval;
static XrmOptionDescRec opts[] = {
{"-geometry", ".geometry", XrmoptionSepArg, (caddr_t) NULL},
{"-display", ".display", XrmoptionSepArg, (caddr_t) NULL},
{"-numfont", ".numfont", XrmoptionSepArg, (caddr_t) NULL},
{"-labelfont", ".labelfont", XrmoptionSepArg, (caddr_t) NULL},
{"-label", ".label", XrmoptionSepArg, (caddr_t) NULL},
{"-popupfont", ".popupfont", XrmoptionSepArg, (caddr_t) NULL},
{"-popupbg", ".popupbg", XrmoptionSepArg, (caddr_t) NULL},
{"-popupfg", ".popupfg", XrmoptionSepArg, (caddr_t) NULL},
{"-name", ".name", XrmoptionSepArg, (caddr_t) NULL},
{"-warn", ".warn", XrmoptionSepArg, (caddr_t) NULL},
{"-disk", ".disk", XrmoptionNoArg, (caddr_t) "True"},
{"-warnbg", ".warnbg", XrmoptionSepArg, (caddr_t) NULL},
{"-meter", ".meter", XrmoptionSepArg, (caddr_t) NULL},
{"-override", ".override", XrmoptionNoArg, (caddr_t) "True"},
{"-sync", ".sync", XrmoptionNoArg, (caddr_t) "True"},
{"-noshrink", ".noshrink", XrmoptionNoArg, (caddr_t) "True"},
{"-nogeom", ".nogeom", XrmoptionNoArg, (caddr_t) "True"},
{"-bh", ".bh", XrmoptionSepArg, (caddr_t) NULL},
{"-parent", ".parent", XrmoptionSepArg, (caddr_t) NULL},
};
XrmDatabase rdb, srvdb, cmdb;
XrmValue val;
char *str_type[50], buffer[50];
int main(int argc, char **argv)
{
XColor red, green, yellow, blue, grey, top, bot;
XColor popt, popb, popfg, warnbg, meter;
unsigned long mask;
Colormap cmap;
XGCValues vals;
Window parent;
XTextProperty prop;
XEvent event;
char buf;
char *display = NULL;
char *labelfont, *namefont, *popupfont;
char *label, *name;
XSizeHints hints;
int oy=65535, gstatus=0;
unsigned int x=0, y=0;
Bool highlighted = False;
Bool moving = False;
Bool resizing = False;
int px = 0;
int py = 0;
Window rr,cr;
XSetWindowAttributes wattr;
int rx,ry,wx,wy;
unsigned int mr;
labelfont = namefont = label = name = popupfont = NULL;
warnpct = DEFAULTWARNPCT;
menuhl = False;
shrinkpopup=1;
#ifndef LINUX
if (geteuid()) {
printf("Solaris loadmeter must be run as root.\n");
exit(1);
}
seteuid(getuid());
#endif
bzero(&hints, sizeof(hints));
XrmInitialize();
XrmParseCommand(&cmdb, opts, 19, "loadmeter", &argc, argv);
if (XrmGetResource(cmdb, "loadmeter.display", "Loadmeter.display", str_type, &val))
{
display = (void *)malloc(val.size+1);
strncpy(display, val.addr, val.size);
}
/* Open the display */
disp = XOpenDisplay(display);
if(disp == NULL)
{
printf("Cannot open display!\n");
exit(0);
}
/* Get some display constants */
screen = DefaultScreen(disp);
cmap = DefaultColormap(disp, screen);
rwidth = DisplayWidth(disp, screen);
rheight = DisplayHeight(disp, screen);
root = DefaultRootWindow(disp);
depth = DefaultDepth(disp, screen);
if(XResourceManagerString(disp) != NULL)
{
srvdb = XrmGetStringDatabase(XResourceManagerString(disp));
}
if(srvdb != NULL)
XrmMergeDatabases(srvdb, &rdb);
XrmMergeDatabases(cmdb, &rdb);
if (XrmGetResource(rdb, "loadmeter.geometry", "Loadmeter.geometry", str_type, &val))
{
strncpy(buffer, val.addr, (int) val.size);
gstatus = XParseGeometry(buffer, &x, &y, &width, &height);
if((gstatus & XValue) || (gstatus & YValue))
hints.flags = USPosition;
if((gstatus & WidthValue) || (gstatus & HeightValue))
hints.flags |= USSize;
}
if (XrmGetResource(rdb, "loadmeter.numfont", "Loadmeter.numfont", str_type, &val))
{
labelfont = (void *)malloc(val.size+1);
strncpy(labelfont, val.addr, val.size);
}
if (XrmGetResource(rdb, "loadmeter.labelfont", "Loadmeter.labelfont", str_type, &val))
{
namefont = (void *)malloc(val.size+1);
strncpy(namefont, val.addr, val.size);
}
if (XrmGetResource(rdb, "loadmeter.popupfont", "Loadmeter.popupfont", str_type, &val))
{
popupfont = (void *)malloc(val.size+1);
strncpy(popupfont, val.addr, val.size);
}
if (XrmGetResource(rdb, "loadmeter.label", "Loadmeter.label", str_type, &val))
{
label = (void *)malloc(val.size+1);
strncpy(label, val.addr, val.size);
}
if (XrmGetResource(rdb, "loadmeter.parent", "Loadmeter.parent", str_type, &val))
{
if(sscanf(val.addr, "%i", (unsigned int *)&parent) == 0)
parent = 0;
} else parent = 0;
if (XrmGetResource(rdb, "loadmeter.popupbg", "Loadmeter.popupbg", str_type, &val))
{
if(XParseColor(disp, cmap, val.addr, &popbg) == 0)
{
printf("Can't allocate popup bg!\n");
exit(1);
}
}
else
XParseColor(disp, cmap, "grey30", &popbg);
if (XrmGetResource(rdb, "loadmeter.meter", "Loadmeter.meter", str_type, &val))
XParseColor(disp, cmap, val.addr, &meter);
else
XParseColor(disp, cmap, "red2", &meter);
if (XrmGetResource(rdb, "loadmeter.popupfg", "Loadmeter.popupfg", str_type, &val))
XParseColor(disp, cmap, val.addr, &popfg);
else
XParseColor(disp, cmap, "yellow", &popfg);
if (XrmGetResource(rdb, "loadmeter.warnbg", "Loadmeter.warnbg", str_type, &val))
XParseColor(disp, cmap, val.addr, &warnbg);
else
XParseColor(disp, cmap, "seagreen4", &warnbg);
if (XrmGetResource(rdb, "loadmeter.name", "Loadmeter.name", str_type, &val))
{
name = (void *)malloc(val.size+1);
strncpy(name, val.addr, val.size);
}
if (XrmGetResource(rdb, "loadmeter.warn", "Loadmeter.warn", str_type, &val))
warnpct = atoi(val.addr);
if (XrmGetResource(rdb, "loadmeter.override", "Loadmeter.override", str_type, &val))
{
if(!strncasecmp("true", val.addr, val.size))
override = 1;
if(override && parent != 0)
usage(argv);
}
if (XrmGetResource(rdb, "loadmeter.sync", "Loadmeter.sync", str_type, &val))
if(!strncasecmp("true", val.addr, val.size))
dosync = 1;
if (XrmGetResource(rdb, "loadmeter.nogeom", "Loadmeter.nogeom", str_type, &val))
if(!strncasecmp("true", val.addr, val.size))
nogeom = 1;
if (XrmGetResource(rdb, "loadmeter.noshrink", "Loadmeter.noshrink", str_type, &val))
if(!strncasecmp("true", val.addr, val.size))
shrinkpopup=0;
if (XrmGetResource(rdb, "loadmeter.disk", "Loadmeter.disk", str_type, &val))
if(!strncasecmp("true", val.addr, val.size))
diskwarn = True;
if (XrmGetResource(rdb, "loadmeter.bh", "Loadmeter.bh", str_type, &val))
blockheight = atoi(val.addr);
if(argc != 1)
usage(argv);
/* Do stuff with '-geom' command line option */
if( !(gstatus & WidthValue))
width = DEFAULTWIDTH;
if( !(gstatus & HeightValue))
height = DEFAULTHEIGHT;
if( !(gstatus & XValue))
x = 1;
else if (gstatus & XNegative)
x = rwidth + x - width;
if( !(gstatus & YValue))
y = 1;
else if (gstatus & YNegative)
y = rheight + y - height;
hints.x = x;
hints.y = y;
hints.min_width = MINWIDTH;
hints.min_height = MINHEIGHT;
hints.flags |= PMinSize;
/* Allocate the colours - does no checking as to whether it was successful :) */
bzero(&red, sizeof(red));
bzero(&green, sizeof(green));
bzero(&yellow, sizeof(yellow));
bzero(&blue, sizeof(blue));
if(depth != 1)
{
red.red = green.green = yellow.green = yellow.red = 65535;
grey.red = grey.green = grey.blue = 18724;
blue.red = 14563 ; blue.green = 42649 ; blue.blue = 65535;
}
else
{
red.red = green.green = yellow.green = yellow.red =
blue.red = blue.green = blue.blue = 0;
grey.red = grey.green = grey.blue = 65535;
}
XAllocColor(disp, cmap, &yellow);
XAllocColor(disp, cmap, &red);
XAllocColor(disp, cmap, &green);
/* Main window + bevel colours */
XAllocColor(disp, cmap, &grey);
bot.red = grey.red/2;
bot.green = grey.green/2;
bot.blue = grey.blue/2;
top.red = grey.red*2;
top.green = grey.green*2;
top.blue = grey.blue*2;
if(depth == 1) {
bot.red = bot.green = bot.blue = 0;
top.red = top.green = top.blue = 0;
popbg.red = popbg.blue = popbg.green = 65535;
popfg.red = popfg.blue = popfg.green = 0;
warnbg.red = warnbg.blue = warnbg.green = 65535;
}
XAllocColor(disp, cmap, &top);
XAllocColor(disp, cmap, &bot);
XAllocColor(disp, cmap, &blue);
XAllocColor(disp, cmap, &popbg);
XAllocColor(disp, cmap, &popfg);
XAllocColor(disp, cmap, &warnbg);
popb.red = popbg.red/2;
popb.blue = popbg.blue/2;
popb.green = popbg.green/2;
popt.red = popbg.red*2;
popt.blue = popbg.blue*2;
popt.green = popbg.green*2;
if(depth == 1) {
popt.red = popt.green = popt.blue = 0;
popb.red = popb.green = popb.blue = 0;
meter.red = meter.green = meter.blue = 0;
}
XAllocColor(disp, cmap, &popt);
XAllocColor(disp, cmap, &popb);
XAllocColor(disp, cmap, &meter);
Doinit(label);
if(parent == 0)
parent = root;
/* Create the main window - override_redirect window with -ov option */
if(!override)
win = XCreateSimpleWindow(disp, parent, x, y,
width, height, 0, grey.pixel, grey.pixel);
else
win = MakePopup(x, y, width, height, grey.pixel, 0);
/* Set the size hints for the window */
XSetWMNormalHints(disp, win, &hints);
/* Set the name of the app for the WM */
if(name == NULL)
prop.value = "Loadmeter";
else
prop.value = name;
prop.encoding = XA_STRING;
prop.format = 8;
prop.nitems = strlen(prop.value);
XSetWMName(disp, win, &prop);
/* Allocate the various GC's that are needed */
mask = GCForeground;
vals.foreground = red.pixel;
rgc = XCreateGC(disp, win, mask, &vals);
/* Hostname label font */
if(namefont == NULL)
{
namefont = (void *)malloc(80);
strcpy(namefont, HOSTFONT);
}
font = XLoadQueryFont(disp, namefont);
if(font == NULL)
{
fprintf(stderr, "Can't load font %s!\n", namefont);
exit(1);
}
fontheight = font->max_bounds.ascent+font->max_bounds.descent;
/* Load digits font */
if(labelfont == NULL)
{
labelfont = (void *)malloc(80);
strcpy(labelfont, DIGITFONT);
}
font2 = XLoadQueryFont(disp, labelfont);
if(font2 == NULL)
{
fprintf(stderr, "Can't load font %s!\n", labelfont);
exit(1);
}
loadheight = font2->max_bounds.ascent+font2->max_bounds.descent+2;
mask |= GCFont;
vals.font = font2->fid;
vals.foreground = green.pixel;
ggc = XCreateGC(disp, win, mask, &vals);
vals.font = font->fid;
vals.foreground = yellow.pixel;
vals.background = BlackPixel(disp, DefaultScreen(disp));
mask |= GCBackground;
yel = yellow.pixel; /* Grab the pixel value for the popup */
ygc = XCreateGC(disp, win, mask, &vals);
vals.foreground = popbg.pixel;
vals.background = popbg.pixel;
popgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = popt.pixel;
poptgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = popb.pixel;
popbgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = warnbg.pixel;
warngc = XCreateGC(disp, win, mask, &vals);
vals.foreground = meter.pixel;
metergc = XCreateGC(disp, win, mask, &vals);
vals.foreground = top.pixel;
tgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = bot.pixel;
bgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = blue.pixel;
blgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = BlackPixel(disp, DefaultScreen(disp));
if(popupfont == NULL)
{
popupfont = (void *)malloc(80);
strcpy(popupfont, POPUPFONT);
}
pfont = XLoadQueryFont(disp, popupfont);
if(pfont == NULL)
{
fprintf(stderr, "Can't load font %s!\n", popupfont);
exit(1);
}
vals.font = pfont->fid;
vals.foreground = popfg.pixel;
ptextgc = XCreateGC(disp, win, mask, &vals);
vals.foreground = BlackPixel(disp, DefaultScreen(disp));
bkgc = XCreateGC(disp, win, mask, &vals);
/* Map the window ; tell the server what events to report */
XMapWindow(disp, win);
XSelectInput(disp, win, ExposureMask|ButtonPressMask|StructureNotifyMask|
ButtonReleaseMask|PointerMotionMask|KeyPressMask|EnterWindowMask);
/* Set signal handler and time stuff */
signal(SIGALRM, loop);
signal(SIGUSR1, raiseit);
maxload.time = time(NULL);
timval.it_value.tv_sec = 0;
timval.it_value.tv_usec = 500000;
do_loop(True); /* Initially force a redraw */
dobevels(win, 0, 0, width, height, tgc, bgc);
for(mask = 0 ; mask < MAXFILESYSTEMS ; mask++)
{
usages[mask].path = 0;
usages[mask].dev = 0;
usages[mask].type = 0;
usages[mask].blocks = 0;
}
memory.muse = (void *)malloc(80);
memory.suse = (void *)malloc(80);
/* Continuous event loop - handle events, setup signals, draw bevel */
while(1)
{
setitimer(ITIMER_REAL, &timval, 0);
XNextEvent(disp, &event);
switch(event.type)
{
case ConfigureNotify:
/* Main window resized */
width = event.xconfigure.width;
height = event.xconfigure.height;
case Expose:
/* Main window receives expose */
/* Clear any further expose events from the queue */
while(XCheckTypedEvent(disp, Expose, &event));
dobevels(win, 0, 0, width, height, tgc, bgc);
break;
case KeyPress:
/* Exit if escape key pressed */
XLookupString(&event.xkey, &buf, 1, NULL, NULL);
if(buf == 27)
exit(0);
continue;
case ButtonPress:
/* Pointer button pressed */
XSetInputFocus(disp, win, RevertToNone, CurrentTime);
if(event.xbutton.button == Button2)
{
/* Button2 with no modifier resets max indicator,
* however with Control modifier and override set
* to True, , initiates moveing for the window.
*/
if ((override || parent != root) && event.xbutton.state==ControlMask) {
XQueryPointer(disp,win,&rr,&cr,&rx,&ry,&px,&py,&mr);
XRaiseWindow(disp, win);
moving = True;
}
else {
maxload.load = 0;
maxload.num = 0;
maxload.time = time(NULL);
do_popdown();
}
}
else if(event.xbutton.button == Button3)
{
/* Button3 with no modifier toggles max indicator on/off
* however with Control modifier and override set
* to True, , initiates resizing for the window.
*/
if ((override || parent != root) && event.xbutton.state==ControlMask) {
XQueryPointer(disp,win,&rr,&cr,&rx,&ry,&px,&py,&mr);
XRaiseWindow(disp, win);
resizing = True;
}
else
{
showmax = 1-showmax;
do_popdown();
}
}
else
{
/* Button1 pops up stats window, or lowers if ctrl is
* down and override is on
*/
for(rx = 0 ; rx < MAXFILESYSTEMS ; rx++) {
if (olduse[rx] == DISK_WARN)
olduse[rx] = DISK_WARN_ACKED;
}
if ((override && parent == root) && event.xbutton.state==ControlMask) {
XLowerWindow(disp, win);
continue;
}
menuhl = False;
do_popup();
}
continue;
case ButtonRelease:
/* Button released - pop down popup window, set cursor to
* the default root one, cancel any moving/resizing
*/
do_popdown();
moving = resizing = menuhl = False;
mask = CWCursor;
wattr.cursor = 0;
XChangeWindowAttributes(disp, win, mask, &wattr);
oy = 65535;
break;
case MotionNotify:
/* Pointer moved - do any resizing or moving of the window,
* or if in the popup window, handle as appropriate
*/
if(popup == 0)
{
/* Junk any other motion events waiting */
while(XCheckTypedEvent(disp, MotionNotify, &event));
if (moving)
{
XQueryPointer(disp,parent,&rr,&cr,&rx,&ry,&wx,&wy,&mr);
dosizecursor(wx-px, wy-py, '+', &yellow);
XMoveWindow(disp, win, wx-px, wy-py);
}
else if (resizing) {
XQueryPointer(disp,win,&rr,&cr,&rx,&ry,&wx,&wy,&mr);
if(wx<MINWIDTH) wx=MINWIDTH;
if(wy<MINHEIGHT) wy=MINHEIGHT;
dosizecursor(wx, wy, 'x', &yellow);
XResizeWindow(disp, win, wx, wy);
}
continue;
}
x = (pfont->max_bounds.ascent+pfont->max_bounds.descent);
if(event.xany.window == popup && event.xmotion.y <= pheight
&& event.xmotion.x <= pwidth && event.xmotion.y >= 0
&& event.xmotion.x >= 0)
{
if(event.xmotion.y < 2)
event.xmotion.y = 2;
y = ((event.xmotion.y-2) / x) - 1;
menuhl = True;
if(y == oy)
continue;
ShowInfo(y);
draw_popup(y);
highlighted = True;
oy = y;
}
else if (highlighted)
{
highlighted = False;
menuhl = False;
oy = 65535;
infodown();
XClearWindow(disp, popup);
draw_popup(0);
}
continue;
/* default: */
/* Nothing */
}
do_loop(True); /* Force a redraw */
XSync(disp, False);
}
}
void usage(char **argv)
{
printf("Loadmeter v1.20 (c)1998 Ben Buxton (bb@zip.com.au)\n");
printf("Usage: %s [-disp display] [-geom geometry] [-name name]\n", argv[0]);
printf(" [-numfont font] [-labelfont font] [-label label] [-disk]\n");
printf(" [-popupfont font] [-popupbg bg] [-popupfg fg] [-name name]\n");
printf(" [-warn pct] [-warnbg bg] [-meter colour] [-override]\n");
printf(" [-sync] [-bh blockheight] [-parent window] [-noshrink]\n");
printf(" [-nogeom]\n");
exit(1);
}
/* Do the hard work of drawing and calculating things */
void do_loop(force)
Bool force; /* Force a full redraw? */
{
int numblocks, totblocks;
int where;
int x, y, y2, mark, mark2, wd;
static int avgb, oavgb;
/* Grab the actual load averages */
GetLoadPoint(&load, &avg, &davg, &processes);
totblocks = (height - loadheight -3 )/(blockheight+1);
/* totblocks/3 blocks per load point */
numblocks = totblocks/3*load;
/* Draw digits if forced or load != oldload */
if(load != oldload || force)
drawnum(load);
oldload = load;
avgb = totblocks/3*avg;
/* Only redraw if forced or changed */
if(oldnum == numblocks && avgb == oavgb && !force)
return;
/* Can only fit a max of 'totblocks' blocks */
if(numblocks > totblocks)
numblocks = totblocks;
/* See if the load is at a maximum */
if((load > maxload.load || numblocks > maxload.num) && showmax == 1 )
{
maxload.num = numblocks;
maxload.load = load;
maxload.time = time(NULL);
}
oldnum = numblocks;
oavgb = avgb;
XClearArea(disp, win, 1, loadheight, width-2, height-loadheight-2, False);
/* Draw each of the 'totblocks' blocks in the correct colour */
for(where = 0; where < totblocks ; where++)
{
x = 4;
y = height-blockheight - where-2 - where * blockheight;
/* Find the colour to draw the bar in */
if(where < totblocks/3)
gc = ggc;
else if(where < blockheight*(int)(totblocks/3))
gc = ygc;
else
gc = rgc;
/* Grey for the unused ones */
if(where > numblocks)
{
if(depth == 1)
gc = popgc;
else
gc = bgc;
}
XFillRectangle(disp, win, gc, x, y, width-8, blockheight);
}
/* Draw things like integer marks and max/avg marks */
mark = height-2 - (int)(totblocks/3) * (blockheight+1);
XDrawLine(disp, win, tgc, 1, mark, width-2, mark);
mark2 = height-2 - 2*(int)(totblocks/3) * (blockheight+1);
XDrawLine(disp, win, tgc, 1, mark2, width-2, mark2);
for(wd = 0 ; wd < MAXFILESYSTEMS ; wd++) {
if(olduse[wd] == DISK_WARN || olduse[wd] == DISK_WARNED)
XDrawString(disp, win, rgc, 7, (height-mark)/2 + mark, "disk", 4);
}
y = height-blockheight - maxload.num-2 - maxload.num * blockheight;
if(showmax == 1)
XDrawLine(disp, win, rgc, 1, y, width/5, y);
y2 = height-blockheight - 2 - avgb * (blockheight + 1);
XDrawLine(disp, win, blgc, 4*width/5, y2, width-2, y2);
/* Hostname text and then sync up */
drawhostname();
XSync(disp, False);
}
/* Raise the window (called on a SIGUSR1) */
void raiseit()
{
signal(SIGUSR1, raiseit);
XRaiseWindow(disp, win);
do_loop(True);
}
/* Draw the hostname text vertically over the bargraph */
void drawhostname()
{
int which;
int y = loadheight*2;
for (which = 0 ; which < strlen(hostname) ; which++)
{
XDrawString(disp, win, ygc, width/2 - 2, y, &hostname[which], 1);
y+= fontheight;
}
}
/* Handler for sigalrm */
void loop()
{
int which;
int force = False;
static int inv = 0;
float pct;
if(diskwarn && inv > 9) {
inv = 0;
GetDiskUsage();
which = 0;
while (usages[which].path != 0 && which < MAXFILESYSTEMS) {
pct = (float)(usages[which].blocks-usages[which].bfree)*100/usages[which].blocks;
if(pct >= warnpct) {
if(olduse[which] != DISK_OK) {
which++;
continue;
}
olduse[which] = DISK_WARN;
warn_disk = True;
force = True;
} else
olduse[which] = DISK_OK;
which++;
}
}
do_loop(force);
signal(SIGALRM, loop);
setitimer(ITIMER_REAL, &timval, 0);
inv++;
}
/* Draw the load digits */
void drawnum(ld)
float ld;
{
char loadstring[9];
int x;
x = (width - XTextWidth(font2, loadstring, 4)) / 2 + 1;
XClearArea(disp, win, 2, 2, width-3, loadheight, False);
sprintf(loadstring, "%f", ld);
XDrawString(disp, win, ggc, x, loadheight, loadstring, 4);
}
/* Set the cursor to the toplevel window to a string of
* the form "wseph" eg "25x50". Cursor colour is given
* by 'col'.
*/
void dosizecursor(int w, int h, char sep, XColor *col)
{
int width,height;
Pixmap pix, mask;
GC gc;
XGCValues gcv;
XSetWindowAttributes wattr;
unsigned long msk;
char geom[15];
XPoint points[3];
if (nogeom)
return;
sprintf(geom, "%d%c%d", w, sep, h);
/* Obtain required geometryies and create 2 suitably-sized pixmaps of
* depth 1, one for the cursor, the other for the mask.
*/
width = XTextWidth(pfont, geom, strlen(geom)) +7;
height = pfont->max_bounds.ascent + pfont->max_bounds.descent +2;
pix = XCreatePixmap(disp, root, width, height, 1);
mask = XCreatePixmap(disp, root, width, height, 1);
/* Create the GC with foreground 0 and suitable font */
msk = GCForeground | GCFont;
gcv.foreground = 0;
gcv.font = pfont->fid;
gc = XCreateGC(disp, pix, msk, &gcv);
/* Fill both pixmaps with 0 */
XFillRectangle(disp, mask, gc, 0, 0, width, height);
XFillRectangle(disp, pix, gc, 0, 0, width, height);
/* Chenge the foreground to '1' and draw the string */
XSetForeground(disp, gc, 1);
points[0].x = points[0].y = 0;
points[1].y = points[2].x = 2;
points[1].x = points[2].y = 5;
XFillPolygon(disp, mask, gc, points, 3, Convex, CoordModeOrigin);
XDrawString(disp, mask, gc, 6, height-1, geom, strlen(geom));
/* Generate the cursor from the pixmaps and set it for the window */
wattr.cursor = XCreatePixmapCursor(disp, pix, mask, col, col, 0, 0);
msk = CWCursor;
XChangeWindowAttributes(disp, win, msk, &wattr);
/* Free the resources */
XFreePixmap(disp, pix);
XFreePixmap(disp, mask);
XFreeGC(disp, gc);
}
/*
* Given a window, obtains the width, height, x and y
*/
void Getgeom(Window win, int *x, int *y, unsigned int *width, unsigned int *h)
{
int xr, yr;
unsigned int bwr, dr;
Window rr;
/* Obtain the absolute position of the window WRT root */
XGetGeometry(disp, win, &rr, &xr, &yr, width, h, &bwr, &dr);
XTranslateCoordinates(disp, win, root, 0, 0, x, y, &rr);
}
/* Draw bevels on window 'win' that has given co-ords and given gcs */
void dobevels(Window win, int x, int y, int w, int h, GC top, GC bot)
{
XPoint points1[3];
XPoint points2[3];
/* Window bevel coordinates */
points1[0].x = points1[1].x = x;
points1[1].y = points1[2].y = y;
points1[0].y = y+h-1;
points1[2].x = x+w-1;
points2[0].x = x;
points2[0].y = points2[1].y = y+h-1;
points2[1].x = points2[2].x = x+w-1;
points2[2].y = y+1;
XDrawLines(disp, win, top, points1, 3, CoordModeOrigin);
XDrawLines(disp, win, bot, points2, 3, CoordModeOrigin);
}
/*
* Add commas to a number for readability
*
* eg: commanum(5423857) = "5,423,857"
*
* Note that the returned 'char *' is only lent! The returned variable
* must not be modified as it points to a bit of static memory.
*/
char *commanum(long num) {
int i=0, z=0, ln;
char *number;
static char *string;
/* A 60+ digit number isn't very likely.. */
number = (void *)malloc(64);
sprintf(number, "%ld", num);
ln = strlen(number);
if (!string)
string = (void *)malloc(64);
if(ln < 4) {
sprintf(string, "%ld", num);
free(number);
return string;
}
for(i=0;i<ln;i++) {
if((ln-i)%3==0 && i < ln-1 && i > 0)
string[z++] = ',';
string[z++] = number[i];
}
string[z++] = '\0';
free(number);
return string;
}
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