Mercurial > sdl-ios-xcode
view touchTest/parseDevicesTest.c @ 4645:0375d020e7e3
Auto-detects Wacom touch devices.
author | Jim Grandpre <jim.tla@gmail.com> |
---|---|
date | Mon, 31 May 2010 00:24:37 -0400 |
parents | |
children | eea1bf53effa |
line wrap: on
line source
#include <stdio.h> #include <stdlib.h> #include <linux/input.h> int main(int agrc,char **argv) { FILE *fd; fd = fopen("/proc/bus/input/devices","r"); char c; int i = 0; char line[256]; char tstr[256]; int vendor = -1,product = -1,event = -1; while(!feof(fd)) { fgets(line,256,fd); //printf("%s",line); if(line[0] == '\n') { if(vendor == 1386){ printf("Wacom... Assuming it is a touch device\n"); sprintf(tstr,"/dev/input/event%i",event); printf("At location: %s\n",tstr); } vendor = -1; product = -1; event = -1; } else if(line[0] == 'I') { i = 1; while(line[i]) { sscanf(&line[i],"Vendor=%x",&vendor); sscanf(&line[i],"Product=%x",&product); i++; } } else if(line[0] == 'H') { i = 1; while(line[i]) { sscanf(&line[i],"event%d",&event); i++; } } } close(fd); return 0; }