From: Lukas Krickl <lukas@krickl.dev>
Date: Wed, 11 Mar 2026 09:59:17 +0000 (+0100)
Subject: file: Added file read utility
X-Git-Url: https://git.krickl.dev/?a=commitdiff_plain;h=d715e299de2047f7d5367daa42b9ebfb9fa0d36a;p=lrts%2F.git

file: Added file read utility
---

diff --git a/src/lrts_impl.h b/src/lrts_impl.h
index 6bd2ac7..d6a2311 100644
--- a/src/lrts_impl.h
+++ b/src/lrts_impl.h
@@ -54,6 +54,7 @@
 #include "t_update.c"
 #include "l_lsl.c"
 #include "u_debug.c"
+#include "u_file.c"
 
 #endif
 
diff --git a/src/p_pc/u_stdio.c b/src/p_pc/u_stdio.c
index c69e614..f5b3a54 100644
--- a/src/p_pc/u_stdio.c
+++ b/src/p_pc/u_stdio.c
@@ -47,3 +47,16 @@ int u_eprintf(const char *fmt, ...) {
 
 	return res;
 }
+
+
+U_FILE* u_fopen(const char *path, const char *mode) {
+	return fopen(path, mode);
+}
+
+void u_fclose(U_FILE *f) {
+	fclose(f);
+}
+
+int u_fgetc(U_FILE *f) {
+	return fgetc(f);
+}
diff --git a/src/u_file.c b/src/u_file.c
new file mode 100644
index 0000000..538ba27
--- /dev/null
+++ b/src/u_file.c
@@ -0,0 +1,22 @@
+#include "u_file.h"
+
+const char *u_file_read(const char *path) {
+	u32 len = 16;
+	u32 index = 0;
+	char *buf = u_malloc(len);
+	char c;
+	U_FILE *f = u_fopen(path, "r");
+	if (f == LRTS_NULL) {
+		return LRTS_NULL;
+	}
+
+	while ((c = u_fgetc(f)) >= 0) {
+		if (index >= len) {
+			len *= 2;
+			buf = u_realloc(buf, len);
+		}
+		buf[index++] = c;
+	}
+
+	return buf;
+}
diff --git a/src/u_file.h b/src/u_file.h
new file mode 100644
index 0000000..53201cd
--- /dev/null
+++ b/src/u_file.h
@@ -0,0 +1,14 @@
+#ifndef U_FILE_H__
+#define U_FILE_H__
+
+U_FILE* u_fopen(const char *path, const char *mode);
+
+void u_fclose(U_FILE *f);
+
+int u_fgetc(U_FILE *f);
+
+/* reads a file into a memory buffer 
+ * allocated with u_malloc */
+const char *u_file_read(const char *path);
+
+#endif