diff options
author | Omar Vega Ramos <ovruni@gnu.org.pe> | 2018-03-19 06:59:18 -0500 |
---|---|---|
committer | Omar Vega Ramos <ovruni@gnu.org.pe> | 2018-03-19 06:59:18 -0500 |
commit | 980754d1cec4748a97e888ae92e272de3ac5b208 (patch) | |
tree | 07c347a572bb3484117dac471ae62b084e3a3c5f /libre/texlive-bin/pdftex-poppler-0.59.patch | |
parent | 77b9d57500bbdbeb8674152c239f95b16760df61 (diff) | |
download | abslibre-980754d1cec4748a97e888ae92e272de3ac5b208.tar.gz abslibre-980754d1cec4748a97e888ae92e272de3ac5b208.tar.bz2 abslibre-980754d1cec4748a97e888ae92e272de3ac5b208.zip |
texlive-bin-2017.44590-11.parabola1: Backport upstream poppler patch for texlive-bin
Diffstat (limited to 'libre/texlive-bin/pdftex-poppler-0.59.patch')
-rw-r--r-- | libre/texlive-bin/pdftex-poppler-0.59.patch | 652 |
1 files changed, 652 insertions, 0 deletions
diff --git a/libre/texlive-bin/pdftex-poppler-0.59.patch b/libre/texlive-bin/pdftex-poppler-0.59.patch new file mode 100644 index 000000000..36c54c840 --- /dev/null +++ b/libre/texlive-bin/pdftex-poppler-0.59.patch @@ -0,0 +1,652 @@ +r45555 | kakuto | 2017-10-17 23:52:13 +0200 (Tue, 17 Oct 2017) | 1 line + +pdftexdir: remove unused lines in new files +------------------------------------------------------------------------ +r45553 | kakuto | 2017-10-17 06:44:29 +0200 (Tue, 17 Oct 2017) | 1 line + +pdftexdir: add new files to support poppler 0.59.0 or newer ones (typo) +------------------------------------------------------------------------ +r45552 | kakuto | 2017-10-17 06:34:41 +0200 (Tue, 17 Oct 2017) | 1 line + +pdftexdir: add new files to support poppler 0.59.0 or new ones (typo) +------------------------------------------------------------------------ +r45551 | kakuto | 2017-10-17 06:24:27 +0200 (Tue, 17 Oct 2017) | 1 line + +pdftexdir: add new files to support poppler 0.59.0 or newer ones + +diff -u source/texk/web2c/pdftexdir/pdftoepdf.cc source/texk/web2c/pdftexdir.newpoppler/pdftoepdf.cc +--- source/texk/web2c/pdftexdir/pdftoepdf.cc 2017-05-08 07:50:08.141501111 +0200 ++++ source/texk/web2c/pdftexdir.newpoppler/pdftoepdf.cc 2018-01-19 21:56:11.841887257 +0100 +@@ -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 + } +diff -u source/texk/web2c/pdftexdir/pdftosrc.cc source/texk/web2c/pdftexdir.newpoppler/pdftosrc.cc +--- source/texk/web2c/pdftexdir/pdftosrc.cc 2018-01-19 21:56:11.841887257 +0100 ++++ source/texk/web2c/pdftexdir.newpoppler/pdftosrc.cc 2018-01-19 21:56:11.841887257 +0100 +@@ -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); +@@ -159,29 +162,26 @@ + 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); ++ str = new EmbedStream(objStr.getStream(), Object(objNull), gTrue, first); + parser = new Parser(xref, new Lexer(xref, str), 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 +192,6 @@ + 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 +200,6 @@ + else + fprintf(stderr, "Cross-reference table extracted to %s\n", outname); + fclose(outfile); +- catalogDict.free(); + delete doc; + delete globalParams; + } |