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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-21 15:41:48 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-21 15:41:48 -0600
commit0a2a54a02254ded760afd5b9c965c6bb71459d46 (patch)
tree9c908f06fdd3d8c2f60b1eab8ad6eb6ccdc10039 /tsak
parentddf6eeea682e06d464193d7beb9460819616fd70 (diff)
downloadtdebase-0a2a54a02254ded760afd5b9c965c6bb71459d46.tar.gz
tdebase-0a2a54a02254ded760afd5b9c965c6bb71459d46.zip
Add udev detection to CMake
Fix tsak buid warnings
Diffstat (limited to 'tsak')
-rw-r--r--tsak/main.cpp40
1 files changed, 25 insertions, 15 deletions
diff --git a/tsak/main.cpp b/tsak/main.cpp
index 26aad004..3cbc3d81 100644
--- a/tsak/main.cpp
+++ b/tsak/main.cpp
@@ -282,7 +282,9 @@ void broadcast_sak()
// I highly doubt there are more than 255 VTs active at once...
int i;
for (i=0;i<255;i++) {
- write(mPipe_fd_out, "SAK\n\r", 6);
+ if (write(mPipe_fd_out, "SAK\n\r", 6) < 0) {
+ fprintf(stderr, "Unable to send SAK signal to clients\n");
+ }
}
}
@@ -344,7 +346,7 @@ int main (int argc, char *argv[])
struct input_event ev[64];
struct input_event event;
struct input_event revev;
- struct uinput_user_dev devinfo={0};
+ struct uinput_user_dev devinfo={{0},{0}};
int devout[MAX_KEYBOARDS], rd, i, value, size = sizeof (struct input_event);
char name[256] = "Unknown";
bool ctrl_down = false;
@@ -451,9 +453,11 @@ int main (int argc, char *argv[])
strncat(devinfo.name, "+tsak", UINPUT_MAX_NAME_SIZE-1);
fprintf(stderr, "%s\n", devinfo.name);
ioctl(keyboard_fds[current_keyboard], EVIOCGID, &devinfo.id);
-
+
copy_features(keyboard_fds[current_keyboard], devout[current_keyboard]);
- write(devout[current_keyboard],&devinfo,sizeof(devinfo));
+ if (write(devout[current_keyboard],&devinfo,sizeof(devinfo)) < 0) {
+ fprintf(stderr, "Unable to write to output device\n");
+ }
if (ioctl(devout[current_keyboard],UI_DEV_CREATE)<0) {
fprintf(stderr, "Unable to create input device with UI_DEV_CREATE\n");
if (established)
@@ -463,7 +467,7 @@ int main (int argc, char *argv[])
}
else {
fprintf(stderr, "Device created.\n");
-
+
if (established == false) {
int i=fork();
if (i<0) return 9; // fork failed
@@ -473,13 +477,13 @@ int main (int argc, char *argv[])
}
setupLockingPipe();
}
-
+
established = true;
-
+
if (testrun == true) {
return 0;
}
-
+
while (1) {
if ((rd = read (keyboard_fds[current_keyboard], ev, size * 2)) < size) {
fprintf(stderr, "Read failed.\n");
@@ -490,12 +494,14 @@ int main (int argc, char *argv[])
int rrd = read(devout[current_keyboard], &revev, size);
if (rrd >= size) {
if (revev.type == EV_LED) {
- write(keyboard_fds[current_keyboard], &revev, sizeof(revev));
+ if (write(keyboard_fds[current_keyboard], &revev, sizeof(revev)) < 0) {
+ fprintf(stderr, "Unable to replicate LED event\n");
+ }
}
}
-
+
value = ev[0].value;
-
+
if (value != ' ' && ev[1].value == 0 && ev[1].type == 1){ // Read the key release event
if (keycode[(ev[1].code)]) {
if (strcmp(keycode[(ev[1].code)], "<control>") == 0) ctrl_down = false;
@@ -508,20 +514,24 @@ int main (int argc, char *argv[])
if (strcmp(keycode[(ev[1].code)], "<alt>") == 0) alt_down = true;
}
}
-
+
hide_event = false;
if (keycode[(ev[1].code)]) {
if (alt_down && ctrl_down && (strcmp(keycode[(ev[1].code)], "<del>") == 0)) {
hide_event = true;
}
}
-
+
if ((hide_event == false) && (ev[0].type != EV_LED) && (ev[1].type != EV_LED)) {
// Pass the event on...
event = ev[0];
- write(devout[current_keyboard], &event, sizeof event);
+ if (write(devout[current_keyboard], &event, sizeof event) < 0) {
+ fprintf(stderr, "Unable to replicate keyboard event!\n");
+ }
event = ev[1];
- write(devout[current_keyboard], &event, sizeof event);
+ if (write(devout[current_keyboard], &event, sizeof event) < 0) {
+ fprintf(stderr, "Unable to replicate keyboard event!\n");
+ }
}
if (hide_event == true) {
// Let anyone listening to our interface know that an SAK keypress was received