Fix debug shell not being able to start a shell by allowing system() in kernel to take an env

base/usr/include/kernel/system.h

@@ -205,7 +205,7 @@ extern void fpu_install(void);
 
 /* ELF */
 extern int exec( char *, int, char **, char **);
-extern int system( char *, int, char **);
+extern int system( char *, int, char **, char **);
 
 /* Sytem Calls */
 extern void syscalls_install(void);

kernel/main.c

@@ -259,7 +259,7 @@ int kmain(struct multiboot *mboot, uint32_t mboot_mag, uintptr_t esp) {
 	while (argv[argc]) {
 		argc++;
 	}
-	system(argv[0], argc, argv); /* Run init */
+	system(argv[0], argc, argv, NULL); /* Run init */
 
 	debug_print(CRITICAL, "init failed");
 	switch_task(0);

kernel/misc/elf.c

@@ -303,7 +303,8 @@ int
 system(
 		char *  path, /* Path to the executable to run */
 		int     argc, /* Argument count (ie, /bin/echo hello world = 3) */
-		char ** argv  /* Argument strings (including executable path) */
+		char ** argv, /* Argument strings (including executable path) */
+		char ** envin
 	) {
 	char ** argv_ = malloc(sizeof(char *) * (argc + 1));
 	for (int j = 0; j < argc; ++j) {
@@ -318,7 +319,7 @@ system(
 
 	current_process->cmdline = argv_;
 
-	exec(path,argc,argv_,env);
+	exec(path,argc,argv_,envin ? envin : env);
 	debug_print(ERROR, "Failed to execute process!");
 	kexit(-1);
 	return -1;

modules/debug_sh.c

@@ -116,7 +116,11 @@ static void debug_shell_run_sh(void * data, char * name) {
 	while (argv[argc]) {
 		argc++;
 	}
-	system(argv[0], argc, argv); /* Run shell */
+	char * env[] = {
+		"LD_LIBRARY_PATH=/lib",
+		NULL
+	};
+	system(argv[0], argc, argv, env); /* Run shell */
 
 	task_exit(42);
 }