add 'new'

3 files changed, 67 insertions, 0 deletions

diff --git a/core/new.c b/core/new.c
new file mode 100644
index 0000000..5c0e7b8
--- /dev/null
+++ b/core/new.c
@@ -0,0 +1,45 @@
+#include "../lib/io/io.h"
+#include "../lib/sys/mkdir.h"
+#include "../lib/sys/creat.h"
+#include "../lib/cstr/cstr.h"
+
+enum {
+	FILE,
+	DIRECTORY,
+	NUMBER_OF_MODES,
+};
+
+void new_file(char *path);
+void new_directory(char *path);
+
+int(*new_funcs[NUMBER_OF_MODES])(const char *, unsigned int) = {
+	&creat,
+	&mkdir
+};
+
+int main(int argc, char **argv)
+{
+	if (argc < 3) {
+		wff(STDERR_FD, "new [-f | -d] <name> ...");
+		return -1;
+	}
+
+	int type = FILE;
+
+	if (cstr_length(argv[1]) != 2) {
+		wff(STDERR_FD, "error: unknown entry type.\n");
+		return -1;
+	}
+
+	switch(argv[1][1]) {
+		case 'f': type = FILE;      break;
+		case 'd': type = DIRECTORY; break;
+		default: wff(STDERR_FD, "error: unknown entry type.\n"); return -1;
+	}
+
+	for (int i = 2; i < argc; ++i) {
+		new_funcs[type](argv[i], MODE_USER_READ | MODE_USER_WRITE);
+	}
+
+	return 0;
+}
diff --git a/lib/sys/creat.h b/lib/sys/creat.h
new file mode 100644
index 0000000..9c6e492
--- /dev/null
+++ b/lib/sys/creat.h
@@ -0,0 +1,11 @@
+#ifndef CREAT_H
+#define CREAT_H
+
+#include "syscalls.h"
+
+int creat(const char *pathname, unsigned int mode)
+{
+	return syscall(CREAT, pathname, mode);
+}
+
+#endif
diff --git a/lib/sys/mkdir.h b/lib/sys/mkdir.h
new file mode 100644
index 0000000..2de3b01
--- /dev/null
+++ b/lib/sys/mkdir.h
@@ -0,0 +1,11 @@
+#ifndef MKDIR_H
+#define MKDIR_H
+
+#include "syscalls.h"
+
+int mkdir(const char *pathname, unsigned int mode)
+{
+	return syscall(MKDIR, pathname, mode);
+}
+
+#endif