File jp2-remove-use-of-uchar-define.patch of Package libdevil

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File jp2-remove-use-of-uchar-define.patch of Package libdevil (Revision 5478098b00d4698a67d37617a585f62d)

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From 8b5e3cb38f46afd063a5258af0da1eb6a942dec5 Mon Sep 17 00:00:00 2001
From: Ben Campbell <ben@scumways.com>
Date: Wed, 16 Nov 2016 14:41:05 +1300
Subject: [PATCH] jp2: remove use of uchar define from older jasPer

fixes #41
jasPer now defines jas_uchar instead of uchar, but it's a moot
point since the offending code in DevIL was never executed and could
be removed.
---
 DevIL/src-IL/src/il_jp2.c | 42 ++++++++++++++----------------------------
 1 file changed, 14 insertions(+), 28 deletions(-)

diff --git a/DevIL/src-IL/src/il_jp2.c b/DevIL/src-IL/src/il_jp2.c
index acc5787c..3fd397ba 100644
--- a/DevIL/src-IL/src/il_jp2.c
+++ b/DevIL/src-IL/src/il_jp2.c
@@ -358,7 +358,7 @@ static jas_stream_ops_t jas_stream_devilops = {
 
 static jas_stream_t *jas_stream_create(void);
 static void jas_stream_destroy(jas_stream_t *stream);
-static void jas_stream_initbuf(jas_stream_t *stream, int bufmode, char *buf, int bufsize);
+static void jas_stream_initbuf(jas_stream_t *stream, int bufmode );
 
 
 // Modified version of jas_stream_fopen and jas_stream_memopen from jas_stream.c of JasPer
@@ -377,7 +377,7 @@ jas_stream_t *iJp2ReadStream()
 	stream->openmode_ = JAS_STREAM_READ | JAS_STREAM_BINARY;
 
 	/* We use buffering whether it is from memory or a file. */
-	jas_stream_initbuf(stream, JAS_STREAM_FULLBUF, 0, 0);
+	jas_stream_initbuf(stream, JAS_STREAM_FULLBUF);
 
 	/* Select the operations for a memory stream. */
 	stream->ops_ = &jas_stream_devilops;
@@ -432,8 +432,7 @@ jas_stream_t *iJp2ReadStream()
 // The following functions are taken directly from jas_stream.c of JasPer,
 //  since they are designed to be used within JasPer only.
 
-static void jas_stream_initbuf(jas_stream_t *stream, int bufmode, char *buf,
-  int bufsize)
+static void jas_stream_initbuf(jas_stream_t *stream, int bufmode )
 {
 	/* If this function is being called, the buffer should not have been
 	  initialized yet. */
@@ -441,31 +440,18 @@ static void jas_stream_initbuf(jas_stream_t *stream, int bufmode, char *buf,
 
 	if (bufmode != JAS_STREAM_UNBUF) {
 		/* The full- or line-buffered mode is being employed. */
-		if (!buf) {
-			/* The caller has not specified a buffer to employ, so allocate
-			  one. */
-			if ((stream->bufbase_ = jas_malloc(JAS_STREAM_BUFSIZE +
-			  JAS_STREAM_MAXPUTBACK))) {
-				stream->bufmode_ |= JAS_STREAM_FREEBUF;
-				stream->bufsize_ = JAS_STREAM_BUFSIZE;
-			} else {
-				/* The buffer allocation has failed.  Resort to unbuffered
-				  operation. */
-				stream->bufbase_ = stream->tinybuf_;
-				stream->bufsize_ = 1;
-			}
-		} else {
-			/* The caller has specified a buffer to employ. */
-			/* The buffer must be large enough to accommodate maximum
-			  putback. */
-			assert(bufsize > JAS_STREAM_MAXPUTBACK);
-			stream->bufbase_ = JAS_CAST(uchar *, buf);
-			stream->bufsize_ = bufsize - JAS_STREAM_MAXPUTBACK;
-		}
+        if ((stream->bufbase_ = jas_malloc(JAS_STREAM_BUFSIZE +
+          JAS_STREAM_MAXPUTBACK))) {
+            stream->bufmode_ |= JAS_STREAM_FREEBUF;
+            stream->bufsize_ = JAS_STREAM_BUFSIZE;
+        } else {
+            /* The buffer allocation has failed.  Resort to unbuffered
+              operation. */
+            stream->bufbase_ = stream->tinybuf_;
+            stream->bufsize_ = 1;
+        }
 	} else {
 		/* The unbuffered mode is being employed. */
-		/* A buffer should not have been supplied by the caller. */
-		assert(!buf);
 		/* Use a trivial one-character buffer. */
 		stream->bufbase_ = stream->tinybuf_;
 		stream->bufsize_ = 1;
@@ -527,7 +513,7 @@ jas_stream_t *iJp2WriteStream()
 	stream->openmode_ = JAS_STREAM_WRITE | JAS_STREAM_BINARY;
 
 	/* We use buffering whether it is from memory or a file. */
-	jas_stream_initbuf(stream, JAS_STREAM_FULLBUF, 0, 0);
+	jas_stream_initbuf(stream, JAS_STREAM_FULLBUF);
 
 	/* Select the operations for a memory stream. */
 	stream->ops_ = &jas_stream_devilops;

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File jp2-remove-use-of-uchar-define.patch of Package libdevil (Revision 5478098b00d4698a67d37617a585f62d)

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