From d2448d151edad03fb2ca2274cb02426f5fb69582 Mon Sep 17 00:00:00 2001
From: Benji Dial <benji@benjidial.net>
Date: Sun, 19 May 2024 11:39:07 -0400
Subject: add font loading and rendering to daguerre

---
 euler/include/cstdio      |  5 +++++
 euler/makefile            |  2 +-
 euler/source/io/fseek.cpp | 11 +++++++++++
 3 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 euler/source/io/fseek.cpp

(limited to 'euler')

diff --git a/euler/include/cstdio b/euler/include/cstdio
index 27073db..75472c1 100644
--- a/euler/include/cstdio
+++ b/euler/include/cstdio
@@ -10,6 +10,11 @@ namespace std {
   FILE *fopen(const char *filename, const char *mode);
   int fclose(FILE *stream);
 
+  int fseek(FILE *stream, long offset, int origin);
+  #define SEEK_SET 0
+  #define SEEK_CUR 2
+  #define SEEK_END 1
+
   size_t fread(void *buffer, size_t size, size_t count, FILE *stream);
 
 }
diff --git a/euler/makefile b/euler/makefile
index 3b8022d..b9d440f 100644
--- a/euler/makefile
+++ b/euler/makefile
@@ -1,6 +1,6 @@
 LIBSTDCPP_SOURCES = euler/stream.cpp strings/strlen.cpp euler/syscall.asm \
   euler/entry.cpp io/fopen.cpp euler/gcc.asm memory/delete.cpp euler/heap.cpp \
-  memory/new.cpp io/fclose.cpp io/fread.cpp strings/memcpy.cpp
+  memory/new.cpp io/fclose.cpp io/fread.cpp strings/memcpy.cpp io/fseek.cpp
 
 clean:
 	rm -rf build
diff --git a/euler/source/io/fseek.cpp b/euler/source/io/fseek.cpp
new file mode 100644
index 0000000..3254468
--- /dev/null
+++ b/euler/source/io/fseek.cpp
@@ -0,0 +1,11 @@
+#include <cstdio>
+
+namespace std {
+
+  int fseek(FILE *stream, long offset, int origin) {
+    if (origin < 0 || origin > 2)
+      return 1;
+    return stream->try_seek((__euler_seek_from)origin, offset) ? 0 : 2;
+  }
+
+}
-- 
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