Shell begins to be usefull.

1 files changed, 39 insertions, 3 deletions

diff --git a/src/sysbin/shell/main.c b/src/sysbin/shell/main.c
index 54cec06..1929025 100644
--- a/src/sysbin/shell/main.c
+++ b/src/sysbin/shell/main.c
@@ -4,22 +4,58 @@
 #include <debug.h>
 
 #include <stdio.h>
+#include <unistd.h>
 
 #include <syscall.h>
 
+void ls(char* dir) {
+	fd_t f = open(dir, FM_READDIR);
+	if (f) {
+		dirent_t i;
+		int ent_no = 0;
+		while (readdir(f, ent_no++, &i)) {
+			printf("%s\n", i.name);
+		}
+		close(f);
+	} else {
+		printf("Could not open directory '%s'\n", dir);
+	}
+}
+
 int main(int argc, char **argv) {
 	dbg_printf("[shell] Starting\n");
 
 	/*fctl(stdio, FC_SET_BLOCKING, 0);*/
 
-	puts("Hello, world!\n");
+	puts("Kogata shell.\n");
+
+	chdir("sys:");
 
 	while(true) {
-		puts("> ");
 		char buf[256];
+		printf("\n%s> ", getcwd(buf, 256));
+
 		getline(buf, 256);
-		printf("You said: '%s'. I don't understand a word of that.\n\n", buf);
+		if (!strncmp(buf, "cd ", 3)) {
+			chdir(buf + 3);
+		} else if (!strcmp(buf, "ls")) {
+			if (getcwd(buf, 256)) {
+				ls(buf);
+			}
+		} else if (!strncmp(buf, "ls ", 3)) {
+			char buf2[256];
+			if (getcwd(buf2, 256)) {
+				if (pathncat(buf2, buf + 3, 256)) {
+					ls(buf2);
+				}
+			}
+		} else if (!strcmp(buf, "exit")) {
+			break;
+		} else {
+			printf("No such command.\n");
+		}
 	}
+	printf("Bye.\n");
 
 	return 0;
 }