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texlive/source-poppler-0.59.1.dif

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Dear Werner,
> See attachment for figure_fsteps.pdf ...
Please test attached pdftoepdf.cc and pdftosrc.cc on SUSE.
They are working fine on windows for your example with
the poppler 0.60.1.
Simply replace pdftoepdf.cc and pdftosrc.cc in web2c/pdftexdir
by the attached files.
Thanks,
Akira
---
texk/web2c/pdftexdir/pdftoepdf.cc | 113 +++++++++++++++++++++++---------------
texk/web2c/pdftexdir/pdftosrc.cc | 19 ++++--
2 files changed, 83 insertions(+), 49 deletions(-)
--- texk/web2c/pdftexdir/pdftoepdf.cc
+++ texk/web2c/pdftexdir/pdftoepdf.cc 2017-11-07 15:57:03.960327000 +0000
@@ -1,5 +1,5 @@
/*
-Copyright 1996-2016 Han The Thanh, <thanh@pdftex.org>
+Copyright 1996-2017 Han The Thanh, <thanh@pdftex.org>
This file is part of pdfTeX.
@@ -17,6 +17,15 @@ You should have received a copy of the G
with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+/*
+This is based on the patch texlive-poppler-0.59.patch <2017-09-19> at
+https://git.archlinux.org/svntogit/packages.git/plain/texlive-bin/trunk
+by Arch Linux. A little modifications are made to avoid a crash for
+some kind of pdf images, such as figure_missing.pdf in gnuplot.
+The poppler should be 0.59.0 or newer versions.
+POPPLER_VERSION should be defined.
+*/
+
/* Do this early in order to avoid a conflict between
MINGW32 <rpcndr.h> defining 'boolean' as 'unsigned char' and
<kpathsea/types.h> defining Pascal's boolean as 'int'.
@@ -39,10 +48,7 @@ with this program. If not, see <http://
#include <goo/gfile.h>
#define GString GooString
#else
-#include <aconf.h>
-#include <GString.h>
-#include <gmem.h>
-#include <gfile.h>
+#error POPPLER_VERSION should be defined.
#endif
#include <assert.h>
@@ -357,10 +363,29 @@ static void copyProcSet(Object * obj)
#define REPLACE_TYPE1C true
+static bool embeddableFont(Object * fontdesc)
+{
+ Object fontfile, ffsubtype;
+
+ if (!fontdesc->isDict())
+ return false;
+ fontfile = fontdesc->dictLookup("FontFile");
+ if (fontfile.isStream())
+ return true;
+ if (REPLACE_TYPE1C) {
+ fontfile = fontdesc->dictLookup("FontFile3");
+ if (!fontfile.isStream())
+ return false;
+ ffsubtype = fontfile.streamGetDict()->lookup("Subtype");
+ return ffsubtype.isName() && !strcmp(ffsubtype.getName(), "Type1C");
+ }
+ return false;
+}
+
static void copyFont(char *tag, Object * fontRef)
{
Object fontdict, subtype, basefont, fontdescRef, fontdesc, charset,
- fontfile, ffsubtype, stemV;
+ stemV;
GfxFont *gfont;
fd_entry *fd;
fm_entry *fontmap;
@@ -377,23 +402,13 @@ static void copyFont(char *tag, Object *
// Only handle included Type1 (and Type1C) fonts; anything else will be copied.
// Type1C fonts are replaced by Type1 fonts, if REPLACE_TYPE1C is true.
fontdict = fontRef->fetch(xref);
+ fontdesc = Object(objNull);
if (fontdict.isDict()) {
subtype = fontdict.dictLookup("Subtype");
basefont = fontdict.dictLookup("BaseFont");
fontdescRef = fontdict.dictLookupNF("FontDescriptor");
if (fontdescRef.isRef()) {
fontdesc = fontdescRef.fetch(xref);
- if (fontdesc.isDict()) {
- fontfile = fontdesc.dictLookup("FontFile");
- if (!fontfile.isStream() && REPLACE_TYPE1C) {
- fontfile = fontdesc.dictLookup("FontFile3");
- ffsubtype = fontfile.streamGetDict()->lookup("Subtype");
- if (!(ffsubtype.isName() && !strcmp(ffsubtype.getName(), "Type1C"))) {
- // not a Type1-C font.
- fontfile = Object(objNull);
- }
- }
- }
}
}
if (!fixedinclusioncopyfont && fontdict.isDict()
@@ -402,7 +417,7 @@ static void copyFont(char *tag, Object *
&& basefont.isName()
&& fontdescRef.isRef()
&& fontdesc.isDict()
- && fontfile.isStream()
+ && embeddableFont(&fontdesc)
&& (fontmap = lookup_fontmap(basefont.getName())) != NULL) {
// round /StemV value, since the PDF input is a float
// (see Font Descriptors in PDF reference), but we only store an
@@ -591,9 +606,8 @@ static void copyObject(Object * obj)
copyDict(obj);
pdf_puts(">>");
} else if (obj->isStream()) {
- obj1 = Object(obj->streamGetDict());
pdf_puts("<<\n");
- copyDict(&obj1);
+ copyDict(obj->getStream()->getDictObject());
pdf_puts(">>\n");
pdf_puts("stream\n");
copyStream(obj->getStream()->getUndecodedStream());
@@ -662,7 +676,7 @@ static void writeEncodings()
#ifdef POPPLER_VERSION
r->font->decRefCnt();
#else
- delete r->font;
+#error POPPLER_VERSION should be defined.
#endif
delete r;
}
@@ -705,7 +719,7 @@ read_pdf_info(char *image_name, char *pa
#ifdef POPPLER_VERSION
int pdf_major_version_found, pdf_minor_version_found;
#else
- float pdf_version_found, pdf_version_wanted;
+#error POPPLER_VERSION should be defined.
#endif
// initialize
if (!isInit) {
@@ -737,19 +751,7 @@ read_pdf_info(char *image_name, char *pa
}
}
#else
- pdf_version_found = pdf_doc->doc->getPDFVersion();
- pdf_version_wanted = 1 + (minor_pdf_version_wanted * 0.1);
- if (pdf_version_found > pdf_version_wanted + 0.01) {
- char msg[] =
- "PDF inclusion: found PDF version <%.1f>, but at most version <%.1f> allowed";
- if (pdf_inclusion_errorlevel > 0) {
- pdftex_fail(msg, pdf_version_found, pdf_version_wanted);
- } else if (pdf_inclusion_errorlevel < 0) {
- ; /* do nothing */
- } else { /* = 0, give warning */
- pdftex_warn(msg, pdf_version_found, pdf_version_wanted);
- }
- }
+#error POPPLER_VERSION should be defined.
#endif
epdf_num_pages = pdf_doc->doc->getCatalog()->getNumPages();
if (page_name) {
@@ -931,12 +933,12 @@ void write_epdf(void)
pdf_printf("/%s ", pageDictKeys[i]);
copyObject(&dictObj); // preserves indirection
}
- }
+ }
// handle page group
dictObj = pageDict->lookupNF("Group");
if (!dictObj.isNull()) {
- if (pdfpagegroupval == 0) {
+ if (pdfpagegroupval == 0) {
// another pdf with page group was included earlier on the
// same page; copy the Group entry as is. See manual for
// info on why this is a warning.
@@ -953,7 +955,32 @@ void write_epdf(void)
if (!dictObj.isDict())
pdftex_fail("PDF inclusion: /Group dict missing");
writeSepGroup = true;
+/*
+This part is only a single line
groupDict = Object(page->getGroup());
+in the original patch. In this case, however, pdftex crashes at
+"delete pdf_doc->doc" in "delete_document()" for inclusion of some
+kind of pdf images, for example, figure_missing.pdf in gnuplot.
+A change
+ groupDict = Object(page->getGroup()).copy();
+does not improve the situation.
+The changes below seem to work fine.
+*/
+// begin modification
+ groupDict = pageDict->lookup("Group");
+ Dict dic1 = page->getGroup();
+ Dict dic2 = groupDict.getDict();
+ // replace dic2 in groupDict with dic1
+ l = dic2.getLength();
+ for (i = 0; i < l; i++) {
+ groupDict.dictRemove(dic2.getKey(i));
+ }
+ l = dic1.getLength();
+ for (i = 0; i < l; i++) {
+ groupDict.dictAdd(copyString(dic1.getKey(i)),
+ dic1.getValNF(i));
+ }
+// end modification
pdf_printf("/Group %ld 0 R\n", (long)pdfpagegroupval);
}
}
@@ -966,15 +993,15 @@ void write_epdf(void)
pdftex_warn
("PDF inclusion: /Resources missing. 'This practice is not recommended' (PDF Ref)");
} else {
- obj1 = Object(page->getResourceDict());
- if (!obj1.isDict())
+ Object *obj1 = page->getResourceDictObject();
+ if (!obj1->isDict())
pdftex_fail("PDF inclusion: invalid resources dict type <%s>",
- obj1.getTypeName());
+ obj1->getTypeName());
pdf_newline();
pdf_puts("/Resources <<\n");
- for (i = 0, l = obj1.dictGetLength(); i < l; ++i) {
- obj2 = obj1.dictGetVal(i);
- key = obj1.dictGetKey(i);
+ for (i = 0, l = obj1->dictGetLength(); i < l; ++i) {
+ obj2 = obj1->dictGetVal(i);
+ key = obj1->dictGetKey(i);
if (strcmp("Font", key) == 0)
copyFontResources(&obj2);
else if (strcmp("ProcSet", key) == 0)
--- texk/web2c/pdftexdir/pdftosrc.cc
+++ texk/web2c/pdftexdir/pdftosrc.cc 2017-11-07 15:57:11.068340000 +0000
@@ -1,5 +1,5 @@
/*
-Copyright 1996-2014 Han The Thanh, <thanh@pdftex.org>
+Copyright 1996-2017 Han The Thanh, <thanh@pdftex.org>
This file is part of pdfTeX.
@@ -16,6 +16,14 @@ GNU General Public License for more deta
You should have received a copy of the GNU General Public License along
with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
+/*
+This is based on the patch texlive-poppler-0.59.patch <2017-09-19> at
+https://git.archlinux.org/svntogit/packages.git/plain/texlive-bin/trunk
+by Arch Linux. The poppler should be 0.59.0 or newer versions.
+POPPLER_VERSION should be defined.
+*/
+
#include <w2c/config.h>
#include <stdlib.h>
@@ -32,10 +40,7 @@ with this program. If not, see <http://
#include <goo/gmem.h>
#include <goo/gfile.h>
#else
-#include <aconf.h>
-#include <GString.h>
-#include <gmem.h>
-#include <gfile.h>
+#error POPPLER_VERSION should be defined.
#endif
#include <assert.h>
@@ -151,6 +156,7 @@ int main(int argc, char *argv[])
(e->type == xrefEntryFree ? "f" : "n"));
else { // e->offset is the object number of the object stream
Stream *str;
+ Lexer *lexer;
Parser *parser;
Object objStr, obj1, obj2;
int nObjects, first, n;
@@ -168,7 +174,8 @@ int main(int argc, char *argv[])
// parse the header: object numbers and offsets
objStr.streamReset();
str = new EmbedStream(objStr.getStream(), Object(objNull), gTrue, first);
- parser = new Parser(xref, new Lexer(xref, str), gFalse);
+ lexer = new Lexer(xref, str);
+ parser = new Parser(xref, lexer, gFalse);
for (n = 0; n < nObjects; ++n) {
obj1 = parser->getObj();
obj2 = parser->getObj();
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