Remove a bunch of unused variables spotted by Ubuntu 12.04's gcc.

[sgt/halibut] / bk_pdf.c

diff --git a/bk_pdf.c b/bk_pdf.c
index 6f6349e..6daebc6 100644 (file)
--- 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;
@@ -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);
 }