From 0a193e032ba1ecf3f003e027e833dc9d274cb740 Mon Sep 17 00:00:00 2001
From: Kaleb Keithley <kaleb@freedesktop.org>
Date: Fri, 14 Nov 2003 16:49:22 +0000
Subject: Initial revision

---
 lisp/io.h | 115 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)
 create mode 100644 lisp/io.h

(limited to 'lisp/io.h')

diff --git a/lisp/io.h b/lisp/io.h
new file mode 100644
index 0000000..eb5edc6
--- /dev/null
+++ b/lisp/io.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2002 by The XFree86 Project, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *  
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of the XFree86 Project shall
+ * not be used in advertising or otherwise to promote the sale, use or other
+ * dealings in this Software without prior written authorization from the
+ * XFree86 Project.
+ *
+ * Author: Paulo César Pereira de Andrade
+ */
+
+/* $XFree86: xc/programs/xedit/lisp/io.h,v 1.8 2002/12/06 03:25:27 paulo Exp $ */
+
+#ifndef Lisp_io_h
+#define Lisp_io_h
+
+#include "private.h"
+
+#define	FILE_READ	0x01
+#define FILE_WRITE	0x02
+#define FILE_IO		0x03
+#define FILE_APPEND	0x06	/* append mode, write bit also set */
+#define FILE_BUFFERED	0x08	/* force buffered mode */
+#define FILE_UNBUFFERED	0x10	/* force unbuffered mode */
+#define FILE_BINARY	0x20
+
+/*
+ * Types
+ */
+typedef ssize_t (*io_write_fn)(int, const void*, size_t);
+
+struct _LispFile {
+    char *buffer;
+    int line;			/* input line number */
+    int column;			/* output column number */
+    int descriptor;
+    int length;			/* number of bytes used */
+    int offset;			/* read/write offset */
+    int unget : 8;		/* unread char */
+    int readable : 1;
+    int writable : 1;
+    int regular : 1;		/* regular file */
+    int buffered : 1;
+    int available : 1;		/* unget field holds a char */
+    int nonblock : 1;		/* in nonblock mode */
+    int binary : 1;		/* if set, don't calculate column/line-number */
+    io_write_fn io_write;
+};
+
+struct _LispString {
+    char *string;
+    int line;			/* input line number */
+    int column;			/* output column number */
+    int space;			/* number of bytes alocated */
+    int length;			/* number of bytes used */
+    int input;			/* input offset, for read operations */
+    int output;			/* output offset, for write operations */
+    int fixed : 1;		/* if set, don't try to reallocate string */
+    int binary : 1;		/* if set, don't calculate column/line-number */
+};
+
+/*
+ * Prototypes
+ */
+	/* higher level functions */
+int LispGet(void);
+int LispUnget(int);
+void LispPushInput(LispObj*);
+void LispPopInput(LispObj*);
+
+	/* functions that read/write using the LispFile structure */
+LispFile *LispFdopen(int, int);
+LispFile *LispFopen(char*, int);
+void LispFclose(LispFile*);
+int LispFflush(LispFile*);
+int LispFungetc(LispFile*, int);
+int LispFgetc(LispFile*);
+int LispFputc(LispFile*, int);
+char *LispFgets(LispFile*, char*, int);
+int LispFputs(LispFile*, char*);
+int LispFread(LispFile*, void*, int);
+int LispFwrite(LispFile*, void*, int);
+int LispRename(char*, char*);
+int LispUnlink(char*);
+
+	/* io wrappers */
+io_write_fn LispSetFileWrite(LispFile*, io_write_fn);
+
+	/* functions that read/write using the LispString structure */
+int LispSgetc(LispString*);
+int LispSputc(LispString*, int);
+int LispSputs(LispString*, char*);
+int LispSwrite(LispString*, void*, int);
+
+char *LispGetSstring(LispString*, int*);
+
+#endif /* Lisp_io_h */
-- 
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