Use 'size_t' instead of int as appropriate.

This silences the many warnings we get when building for x64
in windows.

This does not address any of the warnings we get in thirdparty
libraries - in particular harfbuzz. These look (at a quick
glance) harmless though.

1 files changed, 7 insertions, 7 deletions

diff --git a/source/fitz/output.c b/source/fitz/output.c
index 07422955..0fc4fc09 100644
--- a/source/fitz/output.c
+++ b/source/fitz/output.c
@@ -7,7 +7,7 @@ struct fz_output_context_s
 	fz_output *err;
 };
 
-static void std_write(fz_context *ctx, void *opaque, const void *buffer, int count);
+static void std_write(fz_context *ctx, void *opaque, const void *buffer, size_t count);
 
 static fz_output fz_stdout_global = {
 	&fz_stdout_global,
@@ -83,12 +83,12 @@ fz_stderr(fz_context *ctx)
 }
 
 static void
-file_write(fz_context *ctx, void *opaque, const void *buffer, int count)
+file_write(fz_context *ctx, void *opaque, const void *buffer, size_t count)
 {
 	FILE *file = opaque;
 	size_t n;
 
-	if (count < 0)
+	if (count == 0)
 		return;
 
 	if (count == 1)
@@ -100,12 +100,12 @@ file_write(fz_context *ctx, void *opaque, const void *buffer, int count)
 	}
 
 	n = fwrite(buffer, 1, count, file);
-	if (n < (size_t)count && ferror(file))
+	if (n < count && ferror(file))
 		fz_throw(ctx, FZ_ERROR_GENERIC, "cannot fwrite: %s", strerror(errno));
 }
 
 static void
-std_write(fz_context *ctx, void *opaque, const void *buffer, int count)
+std_write(fz_context *ctx, void *opaque, const void *buffer, size_t count)
 {
 	FILE *f = opaque == &fz_stdout_global ? stdout : opaque == &fz_stderr_global ? stderr : NULL;
 	file_write(ctx, f, buffer, count);
@@ -177,7 +177,7 @@ fz_new_output_with_path(fz_context *ctx, const char *filename, int append)
 }
 
 static void
-buffer_write(fz_context *ctx, void *opaque, const void *data, int len)
+buffer_write(fz_context *ctx, void *opaque, const void *data, size_t len)
 {
 	fz_buffer *buffer = opaque;
 	fz_write_buffer(ctx, buffer, data, len);
@@ -243,7 +243,7 @@ void
 fz_vprintf(fz_context *ctx, fz_output *out, const char *fmt, va_list old_args)
 {
 	char buffer[256], *p = buffer;
-	int len;
+	size_t len;
 	va_list args;
 
 	if (!out) return;