Initial commit

1 files changed, 30 insertions, 0 deletions

diff --git a/common/common.c b/common/common.c
new file mode 100644
index 0000000..d38f7ac
--- /dev/null
+++ b/common/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)
+                log_fatal(ERR_IO, "could not open file '%s'", path);
+
+        fseek(file, 0L, SEEK_END);
+        size_t size = ftell(file);
+        rewind(file);
+
+        char *dat = mem_alloc(sizeof(char) * (size + 1));
+
+        size_t bytes_read = fread(dat, sizeof(char), size, file);
+
+        if (bytes_read < size) {
+                log_fatal(ERR_IO, "could not read file '%s'", path);
+        }
+
+        fclose(file);
+
+        if (size_out)
+                *size_out = size;
+
+        return dat;
+}