Tweak NULL output code.

In the quest for better mutool draw timings, make fz_outputs going
to /dev/null be represented by a NULL pointer.

Spot this in the output routines and just exit.

1 files changed, 1 insertions, 30 deletions

diff --git a/source/fitz/output.c b/source/fitz/output.c
index 1904ee85..9ea2d169 100644
--- a/source/fitz/output.c
+++ b/source/fitz/output.c
@@ -62,35 +62,6 @@ fz_new_output_with_file_ptr(fz_context *ctx, FILE *file, int close)
 	return out;
 }
 
-static void
-null_write(fz_context *ctx, void *opaque, const void *buffer, int count)
-{
-	return;
-}
-
-static void
-null_seek(fz_context *ctx, void *opaque, fz_off_t off, int whence)
-{
-}
-
-static fz_off_t
-null_tell(fz_context *ctx, void *opaque)
-{
-	return 0;
-}
-
-static fz_output *
-null_filename(fz_context *ctx)
-{
-	fz_output *out = fz_malloc_struct(ctx, fz_output);
-	out->opaque = NULL;
-	out->write = null_write;
-	out->seek = null_seek;
-	out->tell = null_tell;
-	out->close = NULL;
-	return out;
-}
-
 fz_output *
 fz_new_output_with_path(fz_context *ctx, const char *filename, int append)
 {
@@ -98,7 +69,7 @@ fz_new_output_with_path(fz_context *ctx, const char *filename, int append)
 	FILE *file;
 
 	if (!strcmp(filename, "/dev/null") || !fz_strcasecmp(filename, "nul:"))
-		return null_filename(ctx);
+		return NULL;
 
 	file = fz_fopen(filename, append ? "ab" : "wb");
 	if (!file)