From: cuz <cuz@b7a2c559-68d2-44c3-8de9-860c34a00d81>
Date: Thu, 13 May 2004 21:13:51 +0000 (+0000)
Subject: Add support for pushed back chars
X-Git-Tag: V2.12.0~797
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=35aea65c6127f93defb9405690234281915e114b;p=cc65

Add support for pushed back chars


git-svn-id: svn://svn.cc65.org/cc65/trunk@3033 b7a2c559-68d2-44c3-8de9-860c34a00d81
---

diff --git a/libsrc/common/fgetc.c b/libsrc/common/fgetc.c
index c84d8e662..cb2f75f80 100644
--- a/libsrc/common/fgetc.c
+++ b/libsrc/common/fgetc.c
@@ -20,7 +20,7 @@
 
 
 
-int __fastcall__ fgetc (FILE* f)
+int __fastcall__ fgetc (register FILE* f)
 {
     unsigned char c;
 
@@ -29,7 +29,13 @@ int __fastcall__ fgetc (FILE* f)
     	return EOF;
     }
 
-    /* Read the byte */
+    /* If we have a pushed back character, return it */
+    if (f->f_flags & _FPUSHBACK) {
+        f->f_flags &= ~_FPUSHBACK;
+        return f->f_pushback;
+    }
+
+    /* Read one byte */
     switch (read (f->f_fd, &c, 1)) {
 
         case -1: