From 58256c917ee50d19d3c4e352480193fb21eb67b1 Mon Sep 17 00:00:00 2001
From: Xavier Del Campo Romero <xavi.dcr@tutanota.com>
Date: Sun, 24 Oct 2021 02:30:55 +0200
Subject: [PATCH] fopen_internal: do not resolve cdromL by default

This avoids calling malloc(3) and thus allowing the linker to remove
the heap implementation from memory.c via --gc-sections.
---
 libpsx/src/libc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libpsx/src/libc.c b/libpsx/src/libc.c
index 59866f4..6576149 100644
--- a/libpsx/src/libc.c
+++ b/libpsx/src/libc.c
@@ -11,6 +11,7 @@
 
 #include <psx.h>
 #include <stdio.h>
+#include <stddef.h>
 #include <string.h>
 #include <stdlib.h>
 #include <strings.h>
@@ -164,12 +165,16 @@ static FILE *fopen_internal(const char *path, const char *mode, FILE *f)
 
 	if(strncmp(path, "cdromL:", 7) == 0)
 	{
+#ifdef PSXSDK_CDROML_ENABLED
 		s = malloc(1024);
 
 		if(libc_get_transtbl_fname(path+7, s, 1024) == 0)
 			return NULL;
 
 		fd = open(s, fmode_to_desmode(mode));
+#else
+		return NULL;
+#endif
 	}
 	else
 		fd = open(path, fmode_to_desmode(mode));