From 7668ec5865a82f4c72999493078d641c6ac1f8db Mon Sep 17 00:00:00 2001
From: jsteube <jens.steube@gmail.com>
Date: Sun, 7 Aug 2022 20:36:08 +0000
Subject: [PATCH] Prepare file_to_buffer() for later use

---
 include/shared.h |  2 ++
 src/shared.c     | 31 +++++++++++++++++++++++++++++++
 2 files changed, 33 insertions(+)

diff --git a/include/shared.h b/include/shared.h
index 2416d963c..d70da47f7 100644
--- a/include/shared.h
+++ b/include/shared.h
@@ -107,4 +107,6 @@ int input_tokenizer (const u8 *input_buf, const int input_len, hc_token_t *token
 bool is_apple_silicon (void);
 #endif
 
+char *file_to_buffer (const char *filename);
+
 #endif // _SHARED_H
diff --git a/src/shared.c b/src/shared.c
index f4d4749b3..f79e2e66a 100644
--- a/src/shared.c
+++ b/src/shared.c
@@ -1397,3 +1397,34 @@ bool is_apple_silicon (void)
 }
 
 #endif // __APPLE__
+
+char *file_to_buffer (const char *filename)
+{
+  HCFILE fp;
+
+  if (hc_fopen (&fp, filename, "r") == true)
+  {
+    struct stat st;
+
+    memset (&st, 0, sizeof (st));
+
+    if (hc_fstat (&fp, &st))
+    {
+      hc_fclose (&fp);
+
+      return NULL;
+    }
+
+    char *buffer = malloc (st.st_size + 1);
+
+    const size_t nread = hc_fread (buffer, 1, st.st_size, &fp);
+
+    hc_fclose (&fp);
+
+    buffer[nread] = 0;
+
+    return buffer;
+  }
+
+  return NULL;
+}