From a7ecc156141b15cfae8b309697e12deae2740841 Mon Sep 17 00:00:00 2001 From: yzrh Date: Wed, 4 Jan 2023 17:50:25 +0000 Subject: Replace catalog object only if root object does not exist. Signed-off-by: yzrh --- src/cnki_pdf.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-) (limited to 'src/cnki_pdf.c') diff --git a/src/cnki_pdf.c b/src/cnki_pdf.c index 87fe3f6..0c1ebb0 100644 --- a/src/cnki_pdf.c +++ b/src/cnki_pdf.c @@ -375,9 +375,11 @@ cnki_pdf(cnki_t **param) printf("Root object is %d.\n", root); } + int root_gen; + pdf_object_t *tmp; - if (pdf_get_obj(&pdf, root, &tmp) != 0) { + if ((root_gen = pdf_get_obj(&pdf, root, &tmp)) != 0) { if ((*param)->stat > 0) printf("Root object is missing\n"); @@ -442,13 +444,15 @@ cnki_pdf(cnki_t **param) if ((*param)->stat > 0) printf("Catalog object is %d.\n", catalog); - if ((*param)->stat > 1) - printf("Replacing catalog object\n"); + if (root_gen != 0) { + if ((*param)->stat > 1) + printf("Replacing catalog object\n"); - pdf_obj_replace(&pdf, catalog, NULL, dictionary, NULL, 0); + pdf_obj_replace(&pdf, catalog, NULL, dictionary, NULL, 0); - if ((*param)->stat > 0) - printf("Replaced catalog object\n"); + if ((*param)->stat > 0) + printf("Replaced catalog object\n"); + } } else { if ((*param)->stat > 0) printf("Catalog object is missing\n"); -- cgit v1.2.3