From 63eb4a2a91af8d0a3801bb542f73fd21ecfc9a9e Mon Sep 17 00:00:00 2001 From: Danny Milosavljevic Date: Mon, 10 Jul 2017 01:24:50 +0200 Subject: [PATCH] gnu: ghostscript: Make XMP UUID headers optional, depending on environment variable. * gnu/packages/patches/ghostscript-no-header-uuid.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/ghostscript.scm (ghostscript): Use it. --- gnu/local.mk | 1 + gnu/packages/ghostscript.scm | 3 +- .../patches/ghostscript-no-header-uuid.patch | 50 +++++++++++++++++++ 3 files changed, 53 insertions(+), 1 deletion(-) create mode 100644 gnu/packages/patches/ghostscript-no-header-uuid.patch diff --git a/gnu/local.mk b/gnu/local.mk index 8cbded44ee..9cf4648aa3 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -620,6 +620,7 @@ dist_patch_DATA = \ %D%/packages/patches/ghc-dont-pass-linker-flags-via-response-files.patch \ %D%/packages/patches/ghostscript-CVE-2017-8291.patch \ %D%/packages/patches/ghostscript-no-header-id.patch \ + %D%/packages/patches/ghostscript-no-header-uuid.patch \ %D%/packages/patches/ghostscript-runpath.patch \ %D%/packages/patches/glib-networking-ssl-cert-file.patch \ %D%/packages/patches/glib-tests-timer.patch \ diff --git a/gnu/packages/ghostscript.scm b/gnu/packages/ghostscript.scm index af565f3e3a..3a84db3e44 100644 --- a/gnu/packages/ghostscript.scm +++ b/gnu/packages/ghostscript.scm @@ -144,7 +144,8 @@ printing, and psresize, for adjusting page sizes.") "0lyhjcrkmd5fcmh8h56bs4xr9k4jasmikv5vsix1hd4ai0ad1q9b")) (patches (search-patches "ghostscript-runpath.patch" "ghostscript-CVE-2017-8291.patch" - "ghostscript-no-header-id.patch")) + "ghostscript-no-header-id.patch" + "ghostscript-no-header-uuid.patch")) (modules '((guix build utils))) (snippet ;; Remove bundled libraries. The bundled OpenJPEG is a patched fork so diff --git a/gnu/packages/patches/ghostscript-no-header-uuid.patch b/gnu/packages/patches/ghostscript-no-header-uuid.patch new file mode 100644 index 0000000000..473531220c --- /dev/null +++ b/gnu/packages/patches/ghostscript-no-header-uuid.patch @@ -0,0 +1,50 @@ +This patch makes the UUIDs in the XMP header optional, depending on the +setting of the environment variable GS_GENERATE_UUIDS. + +If the environment variable GS_GENERATE_UUIDS is set to "0" or "no", it will +not write out the Document UUID field and also will write the Instance ID +field value as "". + +Upstream does not want to do this. + +See: https://bugs.ghostscript.com/show_bug.cgi?id=698208 +diff -ur orig/gnu-ghostscript-9.14.0/devices/vector/gdevpdfe.c aa/gnu-ghostscript-9.14.0/devices/vector/gdevpdfe.c +--- orig/gnu-ghostscript-9.14.0/devices/vector/gdevpdfe.c 2017-07-09 23:30:28.960479189 +0200 ++++ gnu-ghostscript-9.14.0/devices/vector/gdevpdfe.c 2017-07-10 01:04:12.252478276 +0200 +@@ -617,7 +617,7 @@ + return code; + + /* PDF/A XMP reference recommends setting UUID to empty. If not empty must be a URI */ +- if (pdev->PDFA != 0) ++ if (pdev->PDFA != 0 || (getenv("GS_GENERATE_UUIDS") && (strcasecmp(getenv("GS_GENERATE_UUIDS"), "0") == 0 || strcasecmp(getenv("GS_GENERATE_UUIDS"), "no") == 0))) + instance_uuid[0] = 0x00; + + cre_date_time_len = pdf_get_docinfo_item(pdev, "/CreationDate", cre_date_time, sizeof(cre_date_time)); +@@ -719,15 +719,18 @@ + pdf_xml_tag_close(s, "rdf:Description"); + pdf_xml_newline(s); + +- pdf_xml_tag_open_beg(s, "rdf:Description"); +- pdf_xml_attribute_name(s, "rdf:about"); +- pdf_xml_attribute_value(s, instance_uuid); +- pdf_xml_attribute_name(s, "xmlns:xapMM"); +- pdf_xml_attribute_value(s, "http://ns.adobe.com/xap/1.0/mm/"); +- pdf_xml_attribute_name(s, "xapMM:DocumentID"); +- pdf_xml_attribute_value(s, document_uuid); +- pdf_xml_tag_end_empty(s); +- pdf_xml_newline(s); ++ if (!getenv("GS_GENERATE_UUIDS") || (strcasecmp(getenv("GS_GENERATE_UUIDS"), "0") != 0 && strcasecmp(getenv("GS_GENERATE_UUIDS"), "no") != 0)) ++ { ++ pdf_xml_tag_open_beg(s, "rdf:Description"); ++ pdf_xml_attribute_name(s, "rdf:about"); ++ pdf_xml_attribute_value(s, instance_uuid); ++ pdf_xml_attribute_name(s, "xmlns:xapMM"); ++ pdf_xml_attribute_value(s, "http://ns.adobe.com/xap/1.0/mm/"); ++ pdf_xml_attribute_name(s, "xapMM:DocumentID"); ++ pdf_xml_attribute_value(s, document_uuid); ++ pdf_xml_tag_end_empty(s); ++ pdf_xml_newline(s); ++ } + + pdf_xml_tag_open_beg(s, "rdf:Description"); + pdf_xml_attribute_name(s, "rdf:about");