From 96ecf29e8be977f51f351308ef2c7c492bb829aa Mon Sep 17 00:00:00 2001
From: Ethan Werner <mail@ethanwerner.com>
Date: Tue, 9 Jun 2026 01:17:41 +0400
Subject: refactor

---
 example/bin.c | 44 ++++++++++++++++++++++++++++++++------------
 1 file changed, 32 insertions(+), 12 deletions(-)
 mode change 100755 => 100644 example/bin.c

(limited to 'example/bin.c')

diff --git a/example/bin.c b/example/bin.c
old mode 100755
new mode 100644
index 40a7f77..7be43c1
--- a/example/bin.c
+++ b/example/bin.c
@@ -1,47 +1,67 @@
+// bin.c - Example usage of bin.h flat file block storage
+
+#include <assert.h>
+#include <math.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 typedef int32_t bin_key_t;
 
+#define BIN_IMPLEMENTATION
+#include "../include/bin.h"
+
 #define TEST_LENGTH 10
 #define TEST_START -2
-#define TEST_STEP 0.5;
 
 struct sample_t {
   bin_key_t time;
   double data;
 };
 
-#define BIN_IMPLEMENTATION
-#include "../include/bin.h"
-
-int main() {
+int main(void) {
   char const *path = "./test.bin";
   FILE *bin = bin_init(path, sizeof(struct sample_t));
+  if (!bin) {
+    fprintf(stderr, "Failed to initialize binary file\n");
+    return 1;
+  }
 
   bin_key_t half = (bin_key_t)((TEST_START + TEST_LENGTH) / 2.0);
 
   // Insert half of the values using bin_insert()
   for (bin_key_t i = half - 1; i >= TEST_START; i--) {
-    bin_insert(bin, 0, &(struct sample_t){.time = i, .data = 2.0 * i}, 1);
+    struct sample_t sample = {.time = i, .data = 2.0 * i};
+    bin_insert(bin, 0, &sample, 1);
   }
 
   // Append half of the values to the end
   for (bin_key_t i = half; i < TEST_START + TEST_LENGTH; i++) {
-    bin_append(bin, &(struct sample_t){.time = i, .data = 2.0 * i}, 1);
+    struct sample_t sample = {.time = i, .data = 2.0 * i};
+    bin_append(bin, &sample, 1);
   }
 
   uint64_t l = bin_length(bin);
-  uint64_t bs = bin_block_size(bin);
+  (void)bin_block_size(bin);
 
-  struct sample_t x[l];
+  assert(l < 1000000);
+  struct sample_t *x = calloc(l, sizeof(struct sample_t));
+  if (!x) {
+    fprintf(stderr, "Failed to allocate memory\n");
+    bin_close(bin);
+    return 1;
+  }
   bin_read(bin, 0, x, l);
 
   // Test that all values are correct
-  for (int32_t i = 0; i < TEST_LENGTH; i++) {
-    bin_key_t key = TEST_START + i;
-    assert(x[i].time == key && x[i].data == 2.0 * key);
+  for (uint32_t i = 0; i < TEST_LENGTH; i++) {
+    bin_key_t key = TEST_START + (int32_t)i;
+    assert(x[i].time == key);
+    assert(fabs(x[i].data - 2.0 * key) < 1e-9);
   }
 
+  free(x);
   bin_close(bin);
+  remove(path);
+  return 0;
 }
\ No newline at end of file
-- 
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