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devman and vfs: check if a function is not implemented before calling

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Matheus
2022-10-25 19:27:47 -03:00
parent 8ed219638b
commit 9dd308599b
8 changed files with 37 additions and 37 deletions
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src/sys/keyboard.c
+1 -10
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@@ -127,7 +127,6 @@ int keyboard_getnew(){
}
static int write(int *error, int minor, void* buff, size_t count){*error = EINVAL; return -1;}
static int read(int *error, int minor, void* buff, size_t count, size_t offset){
count /= sizeof(kbpacket_t);
if(count == 0){
@@ -146,16 +145,8 @@ static int read(int *error, int minor, void* buff, size_t count, size_t offset){
}
static int isatty(){
return ENOTTY;
}
static int seekable(){
return 0;
}
static devcalls calls = {
read, write, isatty, seekable
read
};
void keyboard_init(){