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termux-packages/packages/texlive-bin/pdftex-poppler-0.59.patch

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--- ./texk/web2c/pdftexdir/pdftoepdf.cc 2016-11-25 18:09:21.000000000 +0000
+++ ../pdftoepdf.cc 2018-01-23 08:50:08.583460101 +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 @@
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 @@
#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>
@@ -84,31 +90,6 @@
#define MASK_SUPPRESS_PTEX_PAGENUMBER 0x04
#define MASK_SUPPRESS_PTEX_INFODICT 0x08
-// PdfObject encapsulates the xpdf Object type,
-// and properly frees its resources on destruction.
-// Use obj-> to access members of the Object,
-// and &obj to get a pointer to the object.
-// It is no longer necessary to call Object::free explicitely.
-
-class PdfObject {
- public:
- PdfObject() { // nothing
- } ~PdfObject() {
- iObject.free();
- }
- Object *operator->() {
- return &iObject;
- }
- Object *operator&() {
- return &iObject;
- }
- private: // no copying or assigning
- PdfObject(const PdfObject &);
- void operator=(const PdfObject &);
- public:
- Object iObject;
-};
-
// When copying the Resources of the selected page, all objects are copied
// recusively top-down. Indirect objects however are not fetched during
// copying, but get a new object number from pdfTeX and then will be
@@ -212,18 +193,6 @@
delete pdf_doc;
}
-// Replacement for
-// Object *initDict(Dict *dict1){ initObj(objDict); dict = dict1; return this; }
-
-static void initDictFromDict(PdfObject & obj, Dict * dict)
-{
- obj->initDict(xref);
- for (int i = 0, l = dict->getLength(); i < l; i++) {
- Object obj1;
- obj->dictAdd(copyString(dict->getKey(i)), dict->getValNF(i, &obj1));
- }
-}
-
// --------------------------------------------------------------------
static int addEncoding(GfxFont * gfont)
@@ -320,10 +289,10 @@
static void copyDictEntry(Object * obj, int i)
{
- PdfObject obj1;
+ Object obj1;
copyName(obj->dictGetKey(i));
pdf_puts(" ");
- obj->dictGetValNF(i, &obj1);
+ obj1 = obj->dictGetValNF(i);
copyObject(&obj1);
pdf_puts("\n");
}
@@ -376,17 +345,17 @@
static void copyProcSet(Object * obj)
{
int i, l;
- PdfObject procset;
+ Object procset;
if (!obj->isArray())
pdftex_fail("PDF inclusion: invalid ProcSet array type <%s>",
obj->getTypeName());
pdf_puts("/ProcSet [ ");
for (i = 0, l = obj->arrayGetLength(); i < l; ++i) {
- obj->arrayGetNF(i, &procset);
- if (!procset->isName())
+ procset = obj->arrayGetNF(i);
+ if (!procset.isName())
pdftex_fail("PDF inclusion: invalid ProcSet entry type <%s>",
- procset->getTypeName());
- copyName(procset->getName());
+ procset.getTypeName());
+ copyName(procset.getName());
pdf_puts(" ");
}
pdf_puts("]\n");
@@ -394,10 +363,29 @@
#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)
{
- PdfObject fontdict, subtype, basefont, fontdescRef, fontdesc, charset,
- fontfile, ffsubtype, stemV;
+ Object fontdict, subtype, basefont, fontdescRef, fontdesc, charset,
+ stemV;
GfxFont *gfont;
fd_entry *fd;
fm_entry *fontmap;
@@ -413,33 +401,39 @@
}
// Only handle included Type1 (and Type1C) fonts; anything else will be copied.
// Type1C fonts are replaced by Type1 fonts, if REPLACE_TYPE1C is true.
- if (!fixedinclusioncopyfont && fontRef->fetch(xref, &fontdict)->isDict()
- && fontdict->dictLookup("Subtype", &subtype)->isName()
- && !strcmp(subtype->getName(), "Type1")
- && fontdict->dictLookup("BaseFont", &basefont)->isName()
- && fontdict->dictLookupNF("FontDescriptor", &fontdescRef)->isRef()
- && fontdescRef->fetch(xref, &fontdesc)->isDict()
- && (fontdesc->dictLookup("FontFile", &fontfile)->isStream()
- || (REPLACE_TYPE1C
- && fontdesc->dictLookup("FontFile3", &fontfile)->isStream()
- && fontfile->streamGetDict()->lookup("Subtype",
- &ffsubtype)->isName()
- && !strcmp(ffsubtype->getName(), "Type1C")))
- && (fontmap = lookup_fontmap(basefont->getName())) != NULL) {
+ 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 (!fixedinclusioncopyfont && fontdict.isDict()
+ && subtype.isName()
+ && !strcmp(subtype.getName(), "Type1")
+ && basefont.isName()
+ && fontdescRef.isRef()
+ && fontdesc.isDict()
+ && 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
// integer, since we don't want to change the struct.
- fontdesc->dictLookup("StemV", &stemV);
- fd = epdf_create_fontdescriptor(fontmap, zround(stemV->getNum()));
- if (fontdesc->dictLookup("CharSet", &charset) &&
- charset->isString() && is_subsetable(fontmap))
- epdf_mark_glyphs(fd, charset->getString()->getCString());
+ stemV = fontdesc.dictLookup("StemV");
+ fd = epdf_create_fontdescriptor(fontmap, zround(stemV.getNum()));
+ charset = fontdesc.dictLookup("CharSet");
+ if (!charset.isNull() &&
+ charset.isString() && is_subsetable(fontmap))
+ epdf_mark_glyphs(fd, charset.getString()->getCString());
else
embed_whole_font(fd);
- addFontDesc(fontdescRef->getRef(), fd);
+ addFontDesc(fontdescRef.getRef(), fd);
copyName(tag);
gfont = GfxFont::makeFont(xref, tag, fontRef->getRef(),
- fontdict->getDict());
+ fontdict.getDict());
pdf_printf(" %d 0 R ", addFont(fontRef->getRef(), fd,
addEncoding(gfont)));
} else {
@@ -451,24 +445,24 @@
static void copyFontResources(Object * obj)
{
- PdfObject fontRef;
+ Object fontRef;
int i, l;
if (!obj->isDict())
pdftex_fail("PDF inclusion: invalid font resources dict type <%s>",
obj->getTypeName());
pdf_puts("/Font << ");
for (i = 0, l = obj->dictGetLength(); i < l; ++i) {
- obj->dictGetValNF(i, &fontRef);
- if (fontRef->isRef())
+ fontRef = obj->dictGetValNF(i);
+ if (fontRef.isRef())
copyFont(obj->dictGetKey(i), &fontRef);
- else if (fontRef->isDict()) { // some programs generate pdf with embedded font object
+ else if (fontRef.isDict()) { // some programs generate pdf with embedded font object
copyName(obj->dictGetKey(i));
pdf_puts(" ");
copyObject(&fontRef);
}
else
pdftex_fail("PDF inclusion: invalid font in reference type <%s>",
- fontRef->getTypeName());
+ fontRef.getTypeName());
}
pdf_puts(">>\n");
}
@@ -557,7 +551,7 @@
static void copyObject(Object * obj)
{
- PdfObject obj1;
+ Object obj1;
int i, l, c;
Ref ref;
char *p;
@@ -601,8 +595,8 @@
} else if (obj->isArray()) {
pdf_puts("[");
for (i = 0, l = obj->arrayGetLength(); i < l; ++i) {
- obj->arrayGetNF(i, &obj1);
- if (!obj1->isName())
+ obj1 = obj->arrayGetNF(i);
+ if (!obj1.isName())
pdf_puts(" ");
copyObject(&obj1);
}
@@ -612,9 +606,8 @@
copyDict(obj);
pdf_puts(">>");
} else if (obj->isStream()) {
- initDictFromDict(obj1, obj->streamGetDict());
pdf_puts("<<\n");
- copyDict(&obj1);
+ copyDict(obj->getStream()->getDictObject());
pdf_puts(">>\n");
pdf_puts("stream\n");
copyStream(obj->getStream()->getUndecodedStream());
@@ -638,9 +631,8 @@
InObj *r;
for (r = inObjList; r != 0; r = r->next) {
if (!r->written) {
- Object obj1;
r->written = 1;
- xref->fetch(r->ref.num, r->ref.gen, &obj1);
+ Object obj1 = xref->fetch(r->ref.num, r->ref.gen);
if (r->type == objFont) {
assert(!obj1.isStream());
pdfbeginobj(r->num, 2); // \pdfobjcompresslevel = 2 is for this
@@ -656,7 +648,6 @@
pdf_puts("\n");
pdfendobj();
}
- obj1.free();
}
}
}
@@ -685,7 +676,7 @@
#ifdef POPPLER_VERSION
r->font->decRefCnt();
#else
- delete r->font;
+#error POPPLER_VERSION should be defined.
#endif
delete r;
}
@@ -728,7 +719,7 @@
#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) {
@@ -760,19 +751,7 @@
}
}
#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) {
@@ -839,8 +818,8 @@
Page *page;
Ref *pageRef;
Dict *pageDict;
- PdfObject contents, obj1, obj2, pageObj, dictObj;
- PdfObject groupDict;
+ Object contents, obj1, obj2, pageObj, dictObj;
+ Object groupDict;
bool writeSepGroup = false;
Object info;
char *key;
@@ -867,8 +846,8 @@
encodingList = 0;
page = pdf_doc->doc->getCatalog()->getPage(epdf_selected_page);
pageRef = pdf_doc->doc->getCatalog()->getPageRef(epdf_selected_page);
- xref->fetch(pageRef->num, pageRef->gen, &pageObj);
- pageDict = pageObj->getDict();
+ pageObj = xref->fetch(pageRef->num, pageRef->gen);
+ pageDict = pageObj.getDict();
rotate = page->getRotate();
PDFRectangle *pagebox;
// write the Page header
@@ -886,7 +865,7 @@
pdf_printf("/%s.PageNumber %i\n", pdfkeyprefix, (int) epdf_selected_page);
}
if ((suppress_ptex_info & MASK_SUPPRESS_PTEX_INFODICT) == 0) {
- pdf_doc->doc->getDocInfoNF(&info);
+ info = pdf_doc->doc->getDocInfoNF();
if (info.isRef()) {
// the info dict must be indirect (PDF Ref p. 61)
pdf_printf("/%s.InfoDict ", pdfkeyprefix);
@@ -942,14 +921,14 @@
pdf_puts(stripzeros(s));
// Metadata validity check (as a stream it must be indirect)
- pageDict->lookupNF("Metadata", &dictObj);
- if (!dictObj->isNull() && !dictObj->isRef())
+ dictObj = pageDict->lookupNF("Metadata");
+ if (!dictObj.isNull() && !dictObj.isRef())
pdftex_warn("PDF inclusion: /Metadata must be indirect object");
// copy selected items in Page dictionary except Resources & Group
for (i = 0; pageDictKeys[i] != NULL; i++) {
- pageDict->lookupNF(pageDictKeys[i], &dictObj);
- if (!dictObj->isNull()) {
+ dictObj = pageDict->lookupNF(pageDictKeys[i]);
+ if (!dictObj.isNull()) {
pdf_newline();
pdf_printf("/%s ", pageDictKeys[i]);
copyObject(&dictObj); // preserves indirection
@@ -957,8 +936,8 @@
}
// handle page group
- pageDict->lookupNF("Group", &dictObj);
- if (!dictObj->isNull()) {
+ dictObj = pageDict->lookupNF("Group");
+ if (!dictObj.isNull()) {
if (pdfpagegroupval == 0) {
// another pdf with page group was included earlier on the
// same page; copy the Group entry as is. See manual for
@@ -972,11 +951,36 @@
copyObject(&dictObj);
} else {
// write Group dict as a separate object, since the Page dict also refers to it
- pageDict->lookup("Group", &dictObj);
- if (!dictObj->isDict())
+ dictObj = pageDict->lookup("Group");
+ if (!dictObj.isDict())
pdftex_fail("PDF inclusion: /Group dict missing");
writeSepGroup = true;
- initDictFromDict(groupDict, page->getGroup());
+/*
+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);
}
}
@@ -989,14 +993,14 @@
pdftex_warn
("PDF inclusion: /Resources missing. 'This practice is not recommended' (PDF Ref)");
} else {
- initDictFromDict(obj1, page->getResourceDict());
+ Object *obj1 = page->getResourceDictObject();
if (!obj1->isDict())
pdftex_fail("PDF inclusion: invalid resources dict type <%s>",
obj1->getTypeName());
pdf_newline();
pdf_puts("/Resources <<\n");
for (i = 0, l = obj1->dictGetLength(); i < l; ++i) {
- obj1->dictGetVal(i, &obj2);
+ obj2 = obj1->dictGetVal(i);
key = obj1->dictGetKey(i);
if (strcmp("Font", key) == 0)
copyFontResources(&obj2);
@@ -1009,8 +1013,8 @@
}
// write the page contents
- page->getContents(&contents);
- if (contents->isStream()) {
+ contents = page->getContents();
+ if (contents.isStream()) {
// Variant A: get stream and recompress under control
// of \pdfcompresslevel
@@ -1021,36 +1025,35 @@
// Variant B: copy stream without recompressing
//
- contents->streamGetDict()->lookup("F", &obj1);
- if (!obj1->isNull()) {
+ obj1 = contents.streamGetDict()->lookup("F");
+ if (!obj1.isNull()) {
pdftex_fail("PDF inclusion: Unsupported external stream");
}
- contents->streamGetDict()->lookup("Length", &obj1);
- assert(!obj1->isNull());
+ obj1 = contents.streamGetDict()->lookup("Length");
+ assert(!obj1.isNull());
pdf_puts("/Length ");
copyObject(&obj1);
pdf_puts("\n");
- contents->streamGetDict()->lookup("Filter", &obj1);
- if (!obj1->isNull()) {
+ obj1 = contents.streamGetDict()->lookup("Filter");
+ if (!obj1.isNull()) {
pdf_puts("/Filter ");
copyObject(&obj1);
pdf_puts("\n");
- contents->streamGetDict()->lookup("DecodeParms", &obj1);
- if (!obj1->isNull()) {
+ obj1 = contents.streamGetDict()->lookup("DecodeParms");
+ if (!obj1.isNull()) {
pdf_puts("/DecodeParms ");
copyObject(&obj1);
pdf_puts("\n");
}
}
pdf_puts(">>\nstream\n");
- copyStream(contents->getStream()->getUndecodedStream());
+ copyStream(contents.getStream()->getUndecodedStream());
pdfendstream();
- } else if (contents->isArray()) {
+ } else if (contents.isArray()) {
pdfbeginstream();
- for (i = 0, l = contents->arrayGetLength(); i < l; ++i) {
- Object contentsobj;
- copyStream((contents->arrayGet(i, &contentsobj))->getStream());
- contentsobj.free();
+ for (i = 0, l = contents.arrayGetLength(); i < l; ++i) {
+ Object contentsobj = contents.arrayGet(i);
+ copyStream(contentsobj.getStream());
if (i < l - 1)
pdf_newline(); // add a newline after each stream except the last
}
--- ./texk/web2c/pdftexdir/pdftosrc.cc 2016-11-25 18:09:21.000000000 +0000
+++ ../pdftosrc.cc 2018-01-23 08:50:03.531537552 +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 @@
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 @@
#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>
@@ -86,22 +91,20 @@
objgen = atoi(argv[3]);
}
xref = doc->getXRef();
- catalogDict.initNull();
- xref->getCatalog(&catalogDict);
+ catalogDict = xref->getCatalog();
if (!catalogDict.isDict("Catalog")) {
fprintf(stderr, "No Catalog found\n");
exit(1);
}
- srcStream.initNull();
+ srcStream = Object(objNull);
if (objnum == 0) {
- catalogDict.dictLookup("SourceObject", &srcStream);
+ srcStream = catalogDict.dictLookup("SourceObject");
static char const_SourceFile[] = "SourceFile";
if (!srcStream.isStream(const_SourceFile)) {
fprintf(stderr, "No SourceObject found\n");
exit(1);
}
- srcName.initNull();
- srcStream.getStream()->getDict()->lookup("SourceName", &srcName);
+ srcName = srcStream.getStream()->getDict()->lookup("SourceName");
if (!srcName.isString()) {
fprintf(stderr, "No SourceName found\n");
exit(1);
@@ -110,7 +113,7 @@
// We cannot free srcName, as objname shares its string.
// srcName.free();
} else if (objnum > 0) {
- xref->fetch(objnum, objgen, &srcStream);
+ srcStream = xref->fetch(objnum, objgen);
if (!srcStream.isStream()) {
fprintf(stderr, "Not a Stream object\n");
exit(1);
@@ -153,35 +156,34 @@
(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;
int localOffset = 0;
Guint firstOffset;
- assert(xref->fetch(e->offset, 0, &objStr)->isStream());
- nObjects = objStr.streamGetDict()->lookup("N", &obj1)->getInt();
- obj1.free();
- first = objStr.streamGetDict()->lookup("First", &obj1)->getInt();
- obj1.free();
+ objStr = xref->fetch(e->offset, 0);
+ assert(objStr.isStream());
+ obj1 = objStr.streamGetDict()->lookup("N");
+ nObjects = obj1.getInt();
+ obj1 = objStr.streamGetDict()->lookup("First");
+ first = obj1.getInt();
firstOffset = objStr.getStream()->getBaseStream()->getStart() + first;
// parse the header: object numbers and offsets
objStr.streamReset();
- obj1.initNull();
- str = new EmbedStream(objStr.getStream(), &obj1, gTrue, first);
- parser = new Parser(xref, new Lexer(xref, str), gFalse);
+ str = new EmbedStream(objStr.getStream(), Object(objNull), gTrue, first);
+ lexer = new Lexer(xref, str);
+ parser = new Parser(xref, lexer, gFalse);
for (n = 0; n < nObjects; ++n) {
- parser->getObj(&obj1);
- parser->getObj(&obj2);
+ obj1 = parser->getObj();
+ obj2 = parser->getObj();
if (n == e->gen)
localOffset = obj2.getInt();
- obj1.free();
- obj2.free();
}
while (str->getChar() != EOF) ;
delete parser;
- objStr.free();
fprintf(outfile, "%.10lu 00000 n\n",
(long unsigned)(firstOffset + localOffset));
@@ -192,7 +194,6 @@
s->reset();
while ((c = s->getChar()) != EOF)
fputc(c, outfile);
- srcStream.free();
}
if (objnum == 0)
fprintf(stderr, "Source file extracted to %s\n", outname);
@@ -201,7 +202,6 @@
else
fprintf(stderr, "Cross-reference table extracted to %s\n", outname);
fclose(outfile);
- catalogDict.free();
delete doc;
delete globalParams;
}
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