kernel/ramdisk/shell.c

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C
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#include "nox/stdio.h"
#define COMMAND_BUFFER_SIZE 512
int read_command(char* command_buffer) {
char chr = 0;
int pos = 0;
while (chr != '\n') {
chr = getc();
switch (chr) {
case '\b': {
if (pos > 0) pos--;
break;
}
default: {
if (pos < COMMAND_BUFFER_SIZE) {
command_buffer[pos] = chr;
pos++;
}
break;
}
}
}
command_buffer[pos] = '\0';
return pos;
}
void _start() {
printf("Welcome to the nox shell.\ntype 'help' for a list of commands\n");
bool running = true;
while(running) {
printf("\n>>> ");
char command_buffer[COMMAND_BUFFER_SIZE];
read_command(command_buffer);
}
}