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guix/gnu/packages/patches/ghostscript-no-header-uuid.patch
Marius Bakke af2f11ff00
gnu: ghostscript: Update to 9.51.
* gnu/packages/patches/ghostscript-CVE-2019-14869.patch: Delete file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/patches/ghostscript-no-header-uuid.patch: Adjust for 9.51.
* gnu/packages/ghostscript.scm (ghostscript): Update to 9.51.
[source](patches): Remove obsolete patch.
[arguments]: Remove obsolete substitution.  When cross-compiling, add two
workaround phases.
2020-03-14 12:02:52 +01:00

48 lines
2.4 KiB
Diff

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
@@ -620,7 +620,7 @@
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));
@@ -720,14 +720,17 @@
pdf_xml_tag_close(s, "rdf:Description");
pdf_xml_newline(s);
- pdf_xml_tag_open_beg(s, "rdf:Description");
- pdf_xml_copy(s, " rdf:about=\"\"");
- 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_copy(s, " rdf:about=\"\"");
+ 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_copy(s, " rdf:about=\"\"");