X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/halibut/blobdiff_plain/1cd00fea71fa0387d591710a08fa89b240f46d64..944c4044572da20ed1fb9bc01085221856b53c1f:/bk_pdf.c

diff --git a/bk_pdf.c b/bk_pdf.c
index d69e833..6daebc6 100644
--- a/bk_pdf.c
+++ b/bk_pdf.c
@@ -50,7 +50,6 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
     int font_index;
     font_encoding *fe;
     page_data *page;
-    int pageno;
     FILE *fp;
     char *filename;
     paragraph *p;
@@ -232,7 +231,7 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
 		    continue;
 		idx = sfnt_glyphtoindex(fe->font->info->fontfile,
 					fe->vector[i]);
-		if (start >= 0 && idx - startidx == i - start) {
+		if (start >= 0 && idx - startidx == (unsigned)(i - start)) {
 		    if (ranges[start] == 1) {
 			nranges++; nchars--;
 		    }
@@ -303,7 +302,7 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
 	    objtext(cidfont, "/FontDescriptor ");
 	    objref(cidfont, fontdesc);
 	    objtext(cidfont, "\n/W[0[");
-	    for (i = 0; i < sfnt_nglyphs(fe->font->info->fontfile); i++) {
+	    for (i = 0; i < (int)sfnt_nglyphs(fe->font->info->fontfile); i++) {
 		char buf[20];
 		double width;
 		width = find_width(fe->font,
@@ -427,7 +426,6 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
     /*
      * Create and render the individual pages.
      */
-    pageno = 0;
     for (page = doc->pages; page; page = page->next) {
 	object *opage, *cstr;
 	rect *r;
@@ -665,7 +663,10 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
      * Write out the PDF file.
      */
 
-    fp = fopen(filename, "wb");
+    if (!strcmp(filename, "-"))
+	fp = stdout;
+    else
+	fp = fopen(filename, "wb");
     if (!fp) {
 	error(err_cantopenw, filename);
 	return;
@@ -712,7 +713,8 @@ void pdf_backend(paragraph *sourceform, keywordlist *keywords,
 	    olist.tail->number + 1, cat->number, info->number);
     fprintf(fp, "startxref\n%d\n%%%%EOF\n", fileoff);
 
-    fclose(fp);
+    if (fp != stdout)
+	fclose(fp);
 
     sfree(filename);
 }