Auto-detects Wacom touch devices.

touchTest/parseDevicesTest.c

@@ -0,0 +1,50 @@
+#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;
+}