Initial commit

1 files changed, 30 insertions, 0 deletions

diff --git a/teensy/common.c b/teensy/common.c
new file mode 100644
index 0000000..4da4004
--- /dev/null
+++ b/teensy/common.c
@@ -0,0 +1,30 @@
+#include "common.h"
+
+#include <stdarg.h>
+#include <stdio.h>
+
+char *read_file(const char *path, size_t *size_out)
+{
+    FILE *file = fopen(path, "r");
+    if (!file)
+        ty_log_fatal(TY_ERR_IO, "could not open file '%s'", path);
+
+    fseek(file, 0L, SEEK_END);
+    size_t size = ftell(file);
+    rewind(file);
+
+    char *dat = ty_alloc(sizeof(char) * (size + 1));
+
+    size_t bytes_read = fread(dat, sizeof(char), size, file);
+
+    if (bytes_read < size) {
+        ty_log_fatal(TY_ERR_IO, "could not read file '%s'", path);
+    }
+
+    fclose(file);
+
+    if (size_out)
+        *size_out = size;
+
+    return dat;
+}