Aliases and argument parser

include/aliases.h

@@ -0,0 +1,27 @@
+#ifndef ALIASES_H
+#define ALIASES_H
+
+#include <stdint.h>
+
+#define u8 uint8_t
+#define u16 uint16_t
+#define u32 uint32_t
+#define u64 uint64_t
+
+#define i8 int8_t
+#define i16 int16_t
+#define i32 int32_t
+#define i64 int64_t
+
+#define f32 float
+#define f64 double
+#define f128 long double
+
+#define INTERNAL static
+#define PERSISTENT static
+
+#ifdef __cplusplus
+#define CLASS_MEMBER static
+#endif // __cplusplus
+
+#endif // !ALIASES_H

include/argparse.h

@@ -0,0 +1,20 @@
+#ifndef ARGPARSE_H
+#define ARGPARSE_H
+
+#include "aliases.h"
+#include <linux/limits.h>
+#include <stdbool.h>
+
+typedef struct {
+  char dir[PATH_MAX];
+  char output[PATH_MAX];
+} pckr_args_t;
+
+typedef struct {
+  bool succeeded;
+  pckr_args_t args;
+} argparser_t;
+
+argparser_t parse_args(i32 argc, char *argv[]);
+
+#endif // !ARGPARSE_H

src/argparse.c

@@ -0,0 +1,19 @@
+#include "argparse.h"
+#include <stdbool.h>
+#include <stdlib.h>
+
+argparser_t parse_args(i32 argc, char *argv[]) {
+  if (argc != 3) {
+    return (argparser_t){0};
+  }
+
+  argparser_t output = {
+      .succeeded = true,
+      .args = (pckr_args_t){0},
+  };
+
+  realpath(argv[1], output.args.dir);
+  realpath(argv[2], output.args.output);
+
+  return output;
+}