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comparison uinput.c @ 8:dec5fe6cd0d0

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Open the uinput device in write-only, and display every error.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Tue, 18 Aug 2015 02:09:15 +0100
parents 6aa40a25de22
children 5e15d64a2d24
comparison
equal deleted inserted replaced
7:6aa40a25de22 8:dec5fe6cd0d0
26 int init_uinput_device(void){ 26 int init_uinput_device(void){
27 struct uinput_user_dev dev; 27 struct uinput_user_dev dev;
28 int fd = -1; 28 int fd = -1;
29 29
30 if(uinput_dev == NULL){ 30 if(uinput_dev == NULL){
31 fd = open("/dev/uinput", O_RDWR); 31 fd = open("/dev/uinput", O_WRONLY);
32 32
33 if(fd < 0) 33 if(fd < 0){
34 fd = open("/dev/misc/uinput", O_RDWR); 34 perror("open");
35 fd = open("/dev/misc/uinput", O_WRONLY);
36 }
35 37
36 if(fd < 0) 38 if(fd < 0){
37 fd = open("/dev/input/uinput", O_RDWR); 39 perror("open");
40 fd = open("/dev/input/uinput", O_WRONLY);
41 }
38 } 42 }
39 else fd = open(uinput_dev, O_RDWR); //from xml 43 else fd = open(uinput_dev, O_WRONLY); //from xml
40 44
41 if(fd < 0){ 45 if(fd < 0){
42 perror("open"); 46 perror("open");
43 fprintf(stderr, " [%d] Unable to open uinput device ; hint: 'modprobe uinput' ?!\n", curdev); 47 fprintf(stderr, " [%d] Unable to open uinput device ; hint: 'modprobe uinput' ?!\n", curdev);
44 return -1; 48 return -1;