Avoid lots of const warnings.

Add/Remove a few consts to pacify MSVC.

3 files changed, 4 insertions, 4 deletions

diff --git a/fitz/fitz-internal.h b/fitz/fitz-internal.h
index 0f413893..82b1a141 100644
--- a/fitz/fitz-internal.h
+++ b/fitz/fitz-internal.h
@@ -434,7 +434,7 @@ void fz_write_buffer_pad(fz_context *ctx, fz_buffer *buf);
 	grow, but the caller must ensure that no more than 256 bytes are
 	added to the buffer per call.
 */
-void fz_buffer_printf(fz_context *ctx, fz_buffer *buffer, char *fmt, ...);
+void fz_buffer_printf(fz_context *ctx, fz_buffer *buffer, const char *fmt, ...);
 
 struct fz_stream_s
 {
diff --git a/fitz/stm_buffer.c b/fitz/stm_buffer.c
index 87528ccd..9c41213d 100644
--- a/fitz/stm_buffer.c
+++ b/fitz/stm_buffer.c
@@ -174,7 +174,7 @@ void fz_write_buffer_pad(fz_context *ctx, fz_buffer *buf)
 }
 
 void
-fz_buffer_printf(fz_context *ctx, fz_buffer *buffer, char *fmt, ...)
+fz_buffer_printf(fz_context *ctx, fz_buffer *buffer, const char *fmt, ...)
 {
 	va_list args;
 	va_start(args, fmt);
diff --git a/pdf/pdf_form.c b/pdf/pdf_form.c
index 3b995c32..7ee19580 100644
--- a/pdf/pdf_form.c
+++ b/pdf/pdf_form.c
@@ -393,7 +393,7 @@ static void fzbuf_print_da(fz_context *ctx, fz_buffer *fzbuf, da_info *di)
 		fz_buffer_printf(ctx, fzbuf, " 0 g");
 }
 
-static fz_rect measure_text(pdf_document *doc, font_info *font_rec, fz_matrix *tm, char *text)
+static fz_rect measure_text(pdf_document *doc, font_info *font_rec, const fz_matrix *tm, char *text)
 {
 	fz_rect bbox = pdf_measure_text(doc->ctx, font_rec->font, text, strlen(text));
 
@@ -1046,7 +1046,7 @@ static pdf_xobject *load_or_create_form(pdf_document *doc, pdf_obj *obj, fz_rect
 	int rot;
 	pdf_obj *formobj = NULL;
 	pdf_xobject *form = NULL;
-	const char *dn = "N";
+	char *dn = "N";
 	fz_buffer *fzbuf = NULL;
 	int create_form = 0;