alema/hkd
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added -h flag

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This commit is contained in:
Alessandro Mauri 2020-09-22 12:20:44 +02:00
parent 213db3cee5
commit 8ad875b311
2 changed files with 36 additions and 19 deletions

3
hkd.1
View File

@ -7,6 +7,7 @@ hkd \- simple HotKey Daemon
.SY hkd
.OP \-v
.OP \-d
.OP \-h
.OP \-c file
.YS
@ -27,6 +28,8 @@ change acting as a crude keylogger :^)
.IP \-d
dump, used for debugging, it prints the whole hotkey list along with the
information about the hotkeys (matching type, keys and associated command).
.IP \-h
prints help message and exits
.IP "\-c file"
override default configuration file location, instead using the specified
.I file

52
hkd.c
View File

@ -249,6 +249,7 @@ void parse_config_file (void);
void update_descriptors_list (int **, int *);
void remove_lock (void);
void die (const char *, ...);
void usage (void);
int prepare_epoll (int *, int, int);
unsigned short key_to_code (char *);
const char * code_to_name (unsigned int);
@ -270,26 +271,8 @@ int main (int argc, char *argv[])
struct input_event event;
struct key_buffer pb = {{0}, 0}; // Pressed keys buffer
/* Check if hkd is already running */
lock_file_descriptor = open(LOCK_FILE, O_RDWR | O_CREAT, 0600);
if (lock_file_descriptor < 0)
die("Can't open lock file:");
fl.l_start = 0;
fl.l_len = 0;
fl.l_type = F_WRLCK;
fl.l_whence = SEEK_SET;
if (fcntl(lock_file_descriptor, F_SETLK, &fl) < 0)
die("hkd is already running");
atexit(remove_lock);
/* Handle SIGINT */
dead = 0;
memset(&action, 0, sizeof(action));
action.sa_handler = int_handler;
sigaction(SIGINT, &action, NULL);
/* Parse command line arguments */
while ((opc = getopt(argc, argv, "vc:d")) != -1) {
while ((opc = getopt(argc, argv, "vc:dh")) != -1) {
switch (opc) {
case 'v':
vflag = 1;
@ -303,13 +286,34 @@ int main (int argc, char *argv[])
case 'd':
dump = 1;
break;
case 'h':
usage();
break;
break;
}
}
/* Handle SIGINT */
dead = 0;
memset(&action, 0, sizeof(action));
action.sa_handler = int_handler;
sigaction(SIGINT, &action, NULL);
/* Parse config file */
parse_config_file();
/* Check if hkd is already running */
lock_file_descriptor = open(LOCK_FILE, O_RDWR | O_CREAT, 0600);
if (lock_file_descriptor < 0)
die("Can't open lock file:");
fl.l_start = 0;
fl.l_len = 0;
fl.l_type = F_WRLCK;
fl.l_whence = SEEK_SET;
if (fcntl(lock_file_descriptor, F_SETLK, &fl) < 0)
die("hkd is already running");
atexit(remove_lock);
/* If a dump is requested print the hotkey list then exit */
if (dump) {
printf("DUMPING HOTKEY LIST\n\n");
@ -947,3 +951,13 @@ const char * code_to_name (unsigned int code)
}
return "Key not recognized";
}
void usage (void)
{
puts("Usage: hkd [-vdh] [-c file]\n"
"\t-v verbose, prints all the key presses and debug information\n"
"\t-d dump, dumps the hotkey list and exits\n"
"\t-h prints this help message\n"
"\t-f file uses the specified file as config\n");
exit(EXIT_SUCCESS);
}