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-rw-r--r--libre/texlive-bin/pdftex-poppler0.76.patch1411
1 files changed, 0 insertions, 1411 deletions
diff --git a/libre/texlive-bin/pdftex-poppler0.76.patch b/libre/texlive-bin/pdftex-poppler0.76.patch
deleted file mode 100644
index 784fe0c93..000000000
--- a/libre/texlive-bin/pdftex-poppler0.76.patch
+++ /dev/null
@@ -1,1411 +0,0 @@
-commit 473d82b2e33621d51f5c961baf8b42cdb4c955eb
-Author: Akira Kakuto <kakuto@fuk.kindai.ac.jp>
-Date: Fri May 3 04:05:07 2019 +0000
-
- support system poppler 0.76.[01]
-
- git-svn-id: svn://tug.org/texlive/trunk/Build/source@50960 c570f23f-e606-0410-a88d-b1316a301751
-
-diff --git a/texk/web2c/pdftexdir/ChangeLog b/texk/web2c/pdftexdir/ChangeLog
-index 8af394342..0a43b927c 100644
---- a/texk/web2c/pdftexdir/ChangeLog
-+++ b/texk/web2c/pdftexdir/ChangeLog
-@@ -1,3 +1,8 @@
-+2019-05-03 Akira Kakuto <kakuto@w32tex.org>
-+
-+ * pdftosrc-poppler0.76.0.cc, pdftoepdf-poppler0.76.0.cc:
-+ Added to support system poppler 0.76.[01].
-+
- 2019-04-07 Karl Berry <karl@freefriends.org>
-
- * TeX Live 2019.
-diff --git a/texk/web2c/pdftexdir/NEWS b/texk/web2c/pdftexdir/NEWS
-index c21898395..ddc933be4 100644
---- a/texk/web2c/pdftexdir/NEWS
-+++ b/texk/web2c/pdftexdir/NEWS
-@@ -28,13 +28,15 @@ pdfTeX 3.14159265-2.6-1.40.19 (TeX Live 2018) (April 14, 2018)
- Provide new files:
- pdftosrc-newpoppler.cc for poppler-0.59.0 upto poppler-0.70.1.
- pdftosrc-poppler0.71.0 for poppler-0.71.0.
-- pdftosrc-poppler0.72.0 for poppler-0.72.0 and newer.
-+ pdftosrc-poppler0.72.0 for poppler-0.72.0 upto poppler-0.75.0.
-+ pdftosrc-poppler0.76.0 for poppler-0.76.0 and newer.
- pdftoepdf-poppler0.68.0.cc for poppler-0.59.0 upto poppler-0.68.0.
- pdftoepdf-poppler0.69.0.cc for poppler-0.69.0.
- pdftoepdf-poppler0.70.0.cc for poppler-0.70.0 and poppler-0.70.1.
- pdftoepdf-poppler0.71.0.cc for poppler-0.71.0.
- pdftoepdf-poppler0.72.0.cc for poppler-0.72.0 upto poppler-0.74.0.
-- pdftoepdf-poppler0.75.0.cc for poppler-0.75.0 and newer.
-+ pdftoepdf-poppler0.75.0.cc for poppler-0.75.0.
-+ pdftoepdf-poppler0.76.0.cc for poppler-0.76.0 and newer.
- Note that pdftosrc-*.cc and pdftoepdf-*.cc should be
- renamed as pdftosrc.cc, and pdftoepdf.cc, respectively, before
- compilation.
-diff --git a/texk/web2c/pdftexdir/pdftoepdf-poppler0.72.0.cc b/texk/web2c/pdftexdir/pdftoepdf-poppler0.72.0.cc
-index 630d3366d..6617cfe8b 100644
---- a/texk/web2c/pdftexdir/pdftoepdf-poppler0.72.0.cc
-+++ b/texk/web2c/pdftexdir/pdftoepdf-poppler0.72.0.cc
-@@ -23,6 +23,7 @@ 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 0.72.0 or newer versions.
-+It is tested upto the poppler 0.74.0.
- POPPLER_VERSION should be defined.
- */
-
-diff --git a/texk/web2c/pdftexdir/pdftoepdf-poppler0.75.0.cc b/texk/web2c/pdftexdir/pdftoepdf-poppler0.75.0.cc
-index 13c3bd5ef..30f8fed58 100644
---- a/texk/web2c/pdftexdir/pdftoepdf-poppler0.75.0.cc
-+++ b/texk/web2c/pdftexdir/pdftoepdf-poppler0.75.0.cc
-@@ -22,7 +22,7 @@ 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 0.75.0 or newer versions.
-+The poppler should be 0.75.0.
- POPPLER_VERSION should be defined.
- */
-
-diff --git a/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc b/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc
-new file mode 100644
-index 000000000..e7614aa5c
---- /dev/null
-+++ b/texk/web2c/pdftexdir/pdftoepdf-poppler0.76.0.cc
-@@ -0,0 +1,1113 @@
-+/*
-+Copyright 1996-2017 Han The Thanh, <thanh@pdftex.org>
-+
-+This file is part of pdfTeX.
-+
-+pdfTeX is free software; you can redistribute it and/or modify
-+it under the terms of the GNU General Public License as published by
-+the Free Software Foundation; either version 2 of the License, or
-+(at your option) any later version.
-+
-+pdfTeX is distributed in the hope that it will be useful,
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-+GNU General Public License for more details.
-+
-+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. 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 0.76.0 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'.
-+*/
-+#include <w2c/config.h>
-+#include <kpathsea/lib.h>
-+
-+#include <stdlib.h>
-+#include <math.h>
-+#include <stddef.h>
-+#include <stdio.h>
-+#include <string.h>
-+#include <ctype.h>
-+
-+#ifdef POPPLER_VERSION
-+#include <dirent.h>
-+#include <poppler-config.h>
-+#include <goo/GooString.h>
-+#include <goo/gmem.h>
-+#include <goo/gfile.h>
-+#define GString GooString
-+#else
-+#error POPPLER_VERSION should be defined.
-+#endif
-+#include <assert.h>
-+
-+#include "Object.h"
-+#include "Stream.h"
-+#include "Array.h"
-+#include "Dict.h"
-+#include "XRef.h"
-+#include "Catalog.h"
-+#include "Link.h"
-+#include "Page.h"
-+#include "GfxFont.h"
-+#include "PDFDoc.h"
-+#include "GlobalParams.h"
-+#include "Error.h"
-+
-+// This file is mostly C and not very much C++; it's just used to interface
-+// the functions of xpdf, which are written in C++.
-+
-+extern "C" {
-+#include <pdftexdir/ptexmac.h>
-+#include <pdftexdir/pdftex-common.h>
-+
-+// These functions from pdftex.web gets declared in pdftexcoerce.h in the
-+// usual web2c way, but we cannot include that file here because C++
-+// does not allow it.
-+extern int getpdfsuppresswarningpagegroup(void);
-+extern integer getpdfsuppressptexinfo(void);
-+extern integer zround(double);
-+}
-+
-+// The prefix "PTEX" for the PDF keys is special to pdfTeX;
-+// this has been registered with Adobe by Hans Hagen.
-+
-+#define pdfkeyprefix "PTEX"
-+
-+#define MASK_SUPPRESS_PTEX_FULLBANNER 0x01
-+#define MASK_SUPPRESS_PTEX_FILENAME 0x02
-+#define MASK_SUPPRESS_PTEX_PAGENUMBER 0x04
-+#define MASK_SUPPRESS_PTEX_INFODICT 0x08
-+
-+// 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
-+// appended into a linked list. Duplicates are checked and removed from the
-+// list of indirect objects during appending.
-+
-+enum InObjType {
-+ objFont,
-+ objFontDesc,
-+ objOther
-+};
-+
-+struct InObj {
-+ Ref ref; // ref in original PDF
-+ InObjType type; // object type
-+ InObj *next; // next entry in list of indirect objects
-+ int num; // new object number in output PDF
-+ fd_entry *fd; // pointer to /FontDescriptor object structure
-+ int enc_objnum; // Encoding for objFont
-+ int written; // has it been written to output PDF?
-+};
-+
-+struct UsedEncoding {
-+ int enc_objnum;
-+ GfxFont *font;
-+ UsedEncoding *next;
-+};
-+
-+static InObj *inObjList;
-+static UsedEncoding *encodingList;
-+static bool isInit = false;
-+
-+// --------------------------------------------------------------------
-+// Maintain list of open embedded PDF files
-+// --------------------------------------------------------------------
-+
-+struct PdfDocument {
-+ char *file_name;
-+ PDFDoc *doc;
-+ XRef *xref;
-+ InObj *inObjList;
-+ int occurences; // number of references to the document; the doc can be
-+ // deleted when this is negative
-+ PdfDocument *next;
-+};
-+
-+static PdfDocument *pdfDocuments = 0;
-+
-+static XRef *xref = 0;
-+
-+// Returns pointer to PdfDocument record for PDF file.
-+// Creates a new record if it doesn't exist yet.
-+// xref is made current for the document.
-+
-+static PdfDocument *find_add_document(char *file_name)
-+{
-+ PdfDocument *p = pdfDocuments;
-+ while (p && strcmp(p->file_name, file_name) != 0)
-+ p = p->next;
-+ if (p) {
-+ xref = p->xref;
-+ (p->occurences)++;
-+ return p;
-+ }
-+ p = new PdfDocument;
-+ p->file_name = xstrdup(file_name);
-+ p->xref = xref = 0;
-+ p->occurences = 0;
-+ GString *docName = new GString(p->file_name);
-+ p->doc = new PDFDoc(docName); // takes ownership of docName
-+ if (!p->doc->isOk() || !p->doc->okToPrint()) {
-+ pdftex_fail("xpdf: reading PDF image failed");
-+ }
-+ p->inObjList = 0;
-+ p->next = pdfDocuments;
-+ pdfDocuments = p;
-+ return p;
-+}
-+
-+// Deallocate a PdfDocument with all its resources
-+
-+static void delete_document(PdfDocument * pdf_doc)
-+{
-+ PdfDocument **p = &pdfDocuments;
-+ while (*p && *p != pdf_doc)
-+ p = &((*p)->next);
-+ // should not happen:
-+ if (!*p)
-+ return;
-+ // unlink from list
-+ *p = pdf_doc->next;
-+ // free pdf_doc's resources
-+ InObj *r, *n;
-+ for (r = pdf_doc->inObjList; r != 0; r = n) {
-+ n = r->next;
-+ delete r;
-+ }
-+ xref = pdf_doc->xref;
-+ delete pdf_doc->doc;
-+ xfree(pdf_doc->file_name);
-+ delete pdf_doc;
-+}
-+
-+// --------------------------------------------------------------------
-+
-+static int addEncoding(GfxFont * gfont)
-+{
-+ UsedEncoding *n;
-+ n = new UsedEncoding;
-+ n->next = encodingList;
-+ encodingList = n;
-+ n->font = gfont;
-+ n->enc_objnum = pdfnewobjnum();
-+ return n->enc_objnum;
-+}
-+
-+#define addFont(ref, fd, enc_objnum) \
-+ addInObj(objFont, ref, fd, enc_objnum)
-+
-+// addFontDesc is only used to avoid writing the original FontDescriptor
-+// from the PDF file.
-+
-+#define addFontDesc(ref, fd) \
-+ addInObj(objFontDesc, ref, fd, 0)
-+
-+#define addOther(ref) \
-+ addInObj(objOther, ref, 0, 0)
-+
-+static int addInObj(InObjType type, Ref ref, fd_entry * fd, int e)
-+{
-+ InObj *p, *q, *n = new InObj;
-+ if (ref.num == 0)
-+ pdftex_fail("PDF inclusion: invalid reference");
-+ n->ref = ref;
-+ n->type = type;
-+ n->next = 0;
-+ n->fd = fd;
-+ n->enc_objnum = e;
-+ n->written = 0;
-+ if (inObjList == 0)
-+ inObjList = n;
-+ else {
-+ for (p = inObjList; p != 0; p = p->next) {
-+ if (p->ref.num == ref.num && p->ref.gen == ref.gen) {
-+ delete n;
-+ return p->num;
-+ }
-+ q = p;
-+ }
-+ // it is important to add new objects at the end of the list,
-+ // because new objects are being added while the list is being
-+ // written out.
-+ q->next = n;
-+ }
-+ if (type == objFontDesc)
-+ n->num = get_fd_objnum(fd);
-+ else
-+ n->num = pdfnewobjnum();
-+ return n->num;
-+}
-+
-+#if 0 /* unusewd */
-+static int getNewObjectNumber(Ref ref)
-+{
-+ InObj *p;
-+ if (inObjList == 0) {
-+ pdftex_fail("No objects copied yet");
-+ } else {
-+ for (p = inObjList; p != 0; p = p->next) {
-+ if (p->ref.num == ref.num && p->ref.gen == ref.gen) {
-+ return p->num;
-+ }
-+ }
-+ pdftex_fail("Object not yet copied: %i %i", ref.num, ref.gen);
-+ }
-+#ifdef _MSC_VER
-+ /* Never reached, but without __attribute__((noreturn)) for pdftex_fail()
-+ MSVC 5.0 requires an int return value. */
-+ return -60000;
-+#endif
-+}
-+#endif
-+
-+static void copyObject(Object *);
-+
-+static void copyName(char *s)
-+{
-+ pdf_puts("/");
-+ for (; *s != 0; s++) {
-+ if (isdigit(*s) || isupper(*s) || islower(*s) || *s == '_' ||
-+ *s == '.' || *s == '-' || *s == '+')
-+ pdfout(*s);
-+ else
-+ pdf_printf("#%.2X", *s & 0xFF);
-+ }
-+}
-+
-+static void copyDictEntry(Object * obj, int i)
-+{
-+ Object obj1;
-+ copyName((char *)obj->dictGetKey(i));
-+ pdf_puts(" ");
-+ obj1 = obj->dictGetValNF(i).copy();
-+ copyObject(&obj1);
-+ pdf_puts("\n");
-+}
-+
-+static void copyDict(Object * obj)
-+{
-+ int i, l;
-+ if (!obj->isDict())
-+ pdftex_fail("PDF inclusion: invalid dict type <%s>",
-+ obj->getTypeName());
-+ for (i = 0, l = obj->dictGetLength(); i < l; ++i)
-+ copyDictEntry(obj, i);
-+}
-+
-+static void copyFontDict(Object * obj, InObj * r)
-+{
-+ int i, l;
-+ char *key;
-+ if (!obj->isDict())
-+ pdftex_fail("PDF inclusion: invalid dict type <%s>",
-+ obj->getTypeName());
-+ pdf_puts("<<\n");
-+ assert(r->type == objFont); // FontDescriptor is in fd_tree
-+ for (i = 0, l = obj->dictGetLength(); i < l; ++i) {
-+ key = (char *)obj->dictGetKey(i);
-+ if (strncmp("FontDescriptor", key, strlen("FontDescriptor")) == 0
-+ || strncmp("BaseFont", key, strlen("BaseFont")) == 0
-+ || strncmp("Encoding", key, strlen("Encoding")) == 0)
-+ continue; // skip original values
-+ copyDictEntry(obj, i);
-+ }
-+ // write new FontDescriptor, BaseFont, and Encoding
-+ pdf_printf("/FontDescriptor %d 0 R\n", get_fd_objnum(r->fd));
-+ pdf_printf("/BaseFont %d 0 R\n", get_fn_objnum(r->fd));
-+ pdf_printf("/Encoding %d 0 R\n", r->enc_objnum);
-+ pdf_puts(">>");
-+}
-+
-+static void copyStream(Stream * str)
-+{
-+ int c, c2 = 0;
-+ str->reset();
-+ while ((c = str->getChar()) != EOF) {
-+ pdfout(c);
-+ c2 = c;
-+ }
-+ pdflastbyte = c2;
-+}
-+
-+static void copyProcSet(Object * obj)
-+{
-+ int i, l;
-+ 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) {
-+ procset = obj->arrayGetNF(i).copy();
-+ if (!procset.isName())
-+ pdftex_fail("PDF inclusion: invalid ProcSet entry type <%s>",
-+ procset.getTypeName());
-+ copyName((char *)procset.getName());
-+ pdf_puts(" ");
-+ }
-+ pdf_puts("]\n");
-+}
-+
-+#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,
-+ stemV;
-+ GfxFont *gfont;
-+ fd_entry *fd;
-+ fm_entry *fontmap;
-+ // Check whether the font has already been embedded before analysing it.
-+ InObj *p;
-+ Ref ref = fontRef->getRef();
-+ for (p = inObjList; p; p = p->next) {
-+ if (p->ref.num == ref.num && p->ref.gen == ref.gen) {
-+ copyName(tag);
-+ pdf_printf(" %d 0 R ", p->num);
-+ return;
-+ }
-+ }
-+ // 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").copy();
-+ 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((char *)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.
-+ 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, (char *)charset.getString()->c_str());
-+ else
-+ embed_whole_font(fd);
-+ addFontDesc(fontdescRef.getRef(), fd);
-+ copyName(tag);
-+ gfont = GfxFont::makeFont(xref, tag, fontRef->getRef(),
-+ fontdict.getDict());
-+ pdf_printf(" %d 0 R ", addFont(fontRef->getRef(), fd,
-+ addEncoding(gfont)));
-+ } else {
-+ copyName(tag);
-+ pdf_puts(" ");
-+ copyObject(fontRef);
-+ }
-+}
-+
-+static void copyFontResources(Object * obj)
-+{
-+ 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) {
-+ fontRef = obj->dictGetValNF(i).copy();
-+ if (fontRef.isRef())
-+ copyFont((char *)obj->dictGetKey(i), &fontRef);
-+ else if (fontRef.isDict()) { // some programs generate pdf with embedded font object
-+ copyName((char *)obj->dictGetKey(i));
-+ pdf_puts(" ");
-+ copyObject(&fontRef);
-+ }
-+ else
-+ pdftex_fail("PDF inclusion: invalid font in reference type <%s>",
-+ fontRef.getTypeName());
-+ }
-+ pdf_puts(">>\n");
-+}
-+
-+static void copyOtherResources(Object * obj, char *key)
-+{
-+ // copies all other resources (write_epdf handles Fonts and ProcSets),
-+
-+ // if Subtype is present, it must be a name
-+ if (strcmp("Subtype", key) == 0) {
-+ if (!obj->isName()) {
-+ pdftex_warn("PDF inclusion: Subtype in Resources dict is not a name"
-+ " (key '%s', type <%s>); ignored.",
-+ key, obj->getTypeName());
-+ return;
-+ }
-+ } else if (!obj->isDict()) {
-+ //FIXME: Write the message only to the log file
-+ pdftex_warn("PDF inclusion: invalid other resource which is no dict"
-+ " (key '%s', type <%s>); ignored.",
-+ key, obj->getTypeName());
-+ return;
-+ }
-+ copyName(key);
-+ pdf_puts(" ");
-+ copyObject(obj);
-+}
-+
-+// Function onverts double to string; very small and very large numbers
-+// are NOT converted to scientific notation.
-+// n must be a number or real conforming to the implementation limits
-+// of PDF as specified in appendix C.1 of the PDF Ref.
-+// These are:
-+// maximum value of ints is +2^32
-+// maximum value of reals is +2^15
-+// smalles values of reals is 1/(2^16)
-+
-+static char *convertNumToPDF(double n)
-+{
-+ static const int precision = 6;
-+ static const int fact = (int) 1E6; // must be 10^precision
-+ static const double epsilon = 0.5E-6; // 2epsilon must be 10^-precision
-+ static char buf[64];
-+ // handle very small values: return 0
-+ if (fabs(n) < epsilon) {
-+ buf[0] = '0';
-+ buf[1] = '\0';
-+ } else {
-+ char ints[64];
-+ int bindex = 0, sindex = 0;
-+ int ival, fval;
-+ // handle the sign part if n is negative
-+ if (n < 0) {
-+ buf[bindex++] = '-';
-+ n = -n;
-+ }
-+ n += epsilon; // for rounding
-+ // handle the integer part, simply with sprintf
-+ ival = (int) floor(n);
-+ n -= ival;
-+ sprintf(ints, "%d", ival);
-+ while (ints[sindex] != 0)
-+ buf[bindex++] = ints[sindex++];
-+ // handle the fractional part up to 'precision' digits
-+ fval = (int) floor(n * fact);
-+ if (fval) {
-+ // set a dot
-+ buf[bindex++] = '.';
-+ sindex = bindex + precision;
-+ buf[sindex--] = '\0';
-+ // fill up trailing zeros with the string terminator NULL
-+ while (((fval % 10) == 0) && (sindex >= bindex)) {
-+ buf[sindex--] = '\0';
-+ fval /= 10;
-+ }
-+ // fill up the fractional part back to front
-+ while (sindex >= bindex) {
-+ buf[sindex--] = (fval % 10) + '0';
-+ fval /= 10;
-+ }
-+ } else
-+ buf[bindex++] = 0;
-+ }
-+ return (char *) buf;
-+}
-+
-+static void copyObject(Object * obj)
-+{
-+ Object obj1;
-+ int i, l, c;
-+ Ref ref;
-+ char *p;
-+ GString *s;
-+ if (obj->isBool()) {
-+ pdf_printf("%s", obj->getBool()? "true" : "false");
-+ } else if (obj->isInt()) {
-+ pdf_printf("%i", obj->getInt());
-+ } else if (obj->isReal()) {
-+ pdf_printf("%s", convertNumToPDF(obj->getReal()));
-+ } else if (obj->isNum()) {
-+ pdf_printf("%s", convertNumToPDF(obj->getNum()));
-+ } else if (obj->isString()) {
-+ s = (GooString *)obj->getString();
-+ p = (char *)s->c_str();
-+ l = s->getLength();
-+ if (strlen(p) == (unsigned int) l) {
-+ pdf_puts("(");
-+ for (; *p != 0; p++) {
-+ c = (unsigned char) *p;
-+ if (c == '(' || c == ')' || c == '\\')
-+ pdf_printf("\\%c", c);
-+ else if (c < 0x20 || c > 0x7F)
-+ pdf_printf("\\%03o", c);
-+ else
-+ pdfout(c);
-+ }
-+ pdf_puts(")");
-+ } else {
-+ pdf_puts("<");
-+ for (i = 0; i < l; i++) {
-+ c = s->getChar(i) & 0xFF;
-+ pdf_printf("%.2x", c);
-+ }
-+ pdf_puts(">");
-+ }
-+ } else if (obj->isName()) {
-+ copyName((char *)obj->getName());
-+ } else if (obj->isNull()) {
-+ pdf_puts("null");
-+ } else if (obj->isArray()) {
-+ pdf_puts("[");
-+ for (i = 0, l = obj->arrayGetLength(); i < l; ++i) {
-+ obj1 = obj->arrayGetNF(i).copy();
-+ if (!obj1.isName())
-+ pdf_puts(" ");
-+ copyObject(&obj1);
-+ }
-+ pdf_puts("]");
-+ } else if (obj->isDict()) {
-+ pdf_puts("<<\n");
-+ copyDict(obj);
-+ pdf_puts(">>");
-+ } else if (obj->isStream()) {
-+ pdf_puts("<<\n");
-+ copyDict(obj->getStream()->getDictObject());
-+ pdf_puts(">>\n");
-+ pdf_puts("stream\n");
-+ copyStream(obj->getStream()->getUndecodedStream());
-+ pdf_puts("\nendstream");
-+ } else if (obj->isRef()) {
-+ ref = obj->getRef();
-+ if (ref.num == 0) {
-+ pdftex_fail
-+ ("PDF inclusion: reference to invalid object"
-+ " (is the included pdf broken?)");
-+ } else
-+ pdf_printf("%d 0 R", addOther(ref));
-+ } else {
-+ pdftex_fail("PDF inclusion: type <%s> cannot be copied",
-+ obj->getTypeName());
-+ }
-+}
-+
-+static void writeRefs()
-+{
-+ InObj *r;
-+ for (r = inObjList; r != 0; r = r->next) {
-+ if (!r->written) {
-+ r->written = 1;
-+ 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
-+ copyFontDict(&obj1, r);
-+ pdf_puts("\n");
-+ pdfendobj();
-+ } else if (r->type != objFontDesc) { // /FontDescriptor is written via write_fontdescriptor()
-+ if (obj1.isStream())
-+ pdfbeginobj(r->num, 0);
-+ else
-+ pdfbeginobj(r->num, 2); // \pdfobjcompresslevel = 2 is for this
-+ copyObject(&obj1);
-+ pdf_puts("\n");
-+ pdfendobj();
-+ }
-+ }
-+ }
-+}
-+
-+static void writeEncodings()
-+{
-+ UsedEncoding *r, *n;
-+ char *glyphNames[256], *s;
-+ int i;
-+ for (r = encodingList; r != 0; r = r->next) {
-+ for (i = 0; i < 256; i++) {
-+ if (r->font->isCIDFont()) {
-+ pdftex_fail
-+ ("PDF inclusion: CID fonts are not supported"
-+ " (try to disable font replacement to fix this)");
-+ }
-+ if ((s = (char *)((Gfx8BitFont *) r->font)->getCharName(i)) != 0)
-+ glyphNames[i] = s;
-+ else
-+ glyphNames[i] = notdef;
-+ }
-+ epdf_write_enc(glyphNames, r->enc_objnum);
-+ }
-+ for (r = encodingList; r != 0; r = n) {
-+ n = r->next;
-+#ifdef POPPLER_VERSION
-+ r->font->decRefCnt();
-+#else
-+#error POPPLER_VERSION should be defined.
-+#endif
-+ delete r;
-+ }
-+}
-+
-+// get the pagebox according to the pagebox_spec
-+static const PDFRectangle *get_pagebox(Page * page, int pagebox_spec)
-+{
-+ if (pagebox_spec == pdfboxspecmedia)
-+ return page->getMediaBox();
-+ else if (pagebox_spec == pdfboxspeccrop)
-+ return page->getCropBox();
-+ else if (pagebox_spec == pdfboxspecbleed)
-+ return page->getBleedBox();
-+ else if (pagebox_spec == pdfboxspectrim)
-+ return page->getTrimBox();
-+ else if (pagebox_spec == pdfboxspecart)
-+ return page->getArtBox();
-+ else
-+ pdftex_fail("PDF inclusion: unknown value of pagebox spec (%i)",
-+ (int) pagebox_spec);
-+ return page->getMediaBox(); // to make the compiler happy
-+}
-+
-+
-+// Reads various information about the PDF and sets it up for later inclusion.
-+// This will fail if the PDF version of the PDF is higher than
-+// minor_pdf_version_wanted or page_name is given and can not be found.
-+// It makes no sense to give page_name _and_ page_num.
-+// Returns the page number.
-+
-+int
-+read_pdf_info(char *image_name, char *page_name, int page_num,
-+ int pagebox_spec, int minor_pdf_version_wanted,
-+ int pdf_inclusion_errorlevel)
-+{
-+ PdfDocument *pdf_doc;
-+ Page *page;
-+ const PDFRectangle *pagebox;
-+#ifdef POPPLER_VERSION
-+ int pdf_major_version_found, pdf_minor_version_found;
-+#else
-+#error POPPLER_VERSION should be defined.
-+#endif
-+ // initialize
-+ if (!isInit) {
-+ globalParams = new GlobalParams();
-+ globalParams->setErrQuiet(false);
-+ isInit = true;
-+ }
-+ // open PDF file
-+ pdf_doc = find_add_document(image_name);
-+ epdf_doc = (void *) pdf_doc;
-+
-+ // check PDF version
-+ // this works only for PDF 1.x -- but since any versions of PDF newer
-+ // than 1.x will not be backwards compatible to PDF 1.x, pdfTeX will
-+ // then have to changed drastically anyway.
-+#ifdef POPPLER_VERSION
-+ pdf_major_version_found = pdf_doc->doc->getPDFMajorVersion();
-+ pdf_minor_version_found = pdf_doc->doc->getPDFMinorVersion();
-+ if ((pdf_major_version_found > 1)
-+ || (pdf_minor_version_found > minor_pdf_version_wanted)) {
-+ const char *msg =
-+ "PDF inclusion: found PDF version <%d.%d>, but at most version <1.%d> allowed";
-+ if (pdf_inclusion_errorlevel > 0) {
-+ pdftex_fail(msg, pdf_major_version_found, pdf_minor_version_found, minor_pdf_version_wanted);
-+ } else if (pdf_inclusion_errorlevel < 0) {
-+ ; /* do nothing */
-+ } else { /* = 0, give warning */
-+ pdftex_warn(msg, pdf_major_version_found, pdf_minor_version_found, minor_pdf_version_wanted);
-+ }
-+ }
-+#else
-+#error POPPLER_VERSION should be defined.
-+#endif
-+ epdf_num_pages = pdf_doc->doc->getCatalog()->getNumPages();
-+ if (page_name) {
-+ // get page by name
-+ GString name(page_name);
-+ LinkDest *link = pdf_doc->doc->findDest(&name);
-+ if (link == 0 || !link->isOk())
-+ pdftex_fail("PDF inclusion: invalid destination <%s>", page_name);
-+ Ref ref = link->getPageRef();
-+ page_num = pdf_doc->doc->getCatalog()->findPage(ref);
-+ if (page_num == 0)
-+ pdftex_fail("PDF inclusion: destination is not a page <%s>",
-+ page_name);
-+ delete link;
-+ } else {
-+ // get page by number
-+ if (page_num <= 0 || page_num > epdf_num_pages)
-+ pdftex_fail("PDF inclusion: required page does not exist <%i>",
-+ epdf_num_pages);
-+ }
-+ // get the required page
-+ page = pdf_doc->doc->getCatalog()->getPage(page_num);
-+
-+ // get the pagebox (media, crop...) to use.
-+ pagebox = get_pagebox(page, pagebox_spec);
-+ if (pagebox->x2 > pagebox->x1) {
-+ epdf_orig_x = pagebox->x1;
-+ epdf_width = pagebox->x2 - pagebox->x1;
-+ } else {
-+ epdf_orig_x = pagebox->x2;
-+ epdf_width = pagebox->x1 - pagebox->x2;
-+ }
-+ if (pagebox->y2 > pagebox->y1) {
-+ epdf_orig_y = pagebox->y1;
-+ epdf_height = pagebox->y2 - pagebox->y1;
-+ } else {
-+ epdf_orig_y = pagebox->y2;
-+ epdf_height = pagebox->y1 - pagebox->y2;
-+ }
-+
-+ // get page rotation
-+ epdf_rotate = page->getRotate() % 360;
-+ if (epdf_rotate < 0)
-+ epdf_rotate += 360;
-+
-+ // page group
-+ if (page->getGroup() != NULL)
-+ epdf_has_page_group = 1; // only flag that page group is present;
-+ // the actual object number will be
-+ // generated in pdftex.web
-+ else
-+ epdf_has_page_group = 0; // no page group present
-+
-+ pdf_doc->xref = pdf_doc->doc->getXRef();
-+ return page_num;
-+}
-+
-+// writes the current epf_doc.
-+// Here the included PDF is copied, so most errors that can happen during PDF
-+// inclusion will arise here.
-+
-+void write_epdf(void)
-+{
-+ Page *page;
-+ Ref *pageRef;
-+ Dict *pageDict;
-+ Object contents, obj1, obj2, pageObj, dictObj;
-+ Object groupDict;
-+ bool writeSepGroup = false;
-+ Object info;
-+ char *key;
-+ char s[256];
-+ int i, l;
-+ int rotate;
-+ double scale[6] = { 0, 0, 0, 0, 0, 0 };
-+ bool writematrix = false;
-+ int suppress_ptex_info = getpdfsuppressptexinfo();
-+ static const char *pageDictKeys[] = {
-+ "LastModified",
-+ "Metadata",
-+ "PieceInfo",
-+ "SeparationInfo",
-+// "Group",
-+// "Resources",
-+ NULL
-+ };
-+
-+ PdfDocument *pdf_doc = (PdfDocument *) epdf_doc;
-+ (pdf_doc->occurences)--;
-+ xref = pdf_doc->xref;
-+ inObjList = pdf_doc->inObjList;
-+ encodingList = 0;
-+ page = pdf_doc->doc->getCatalog()->getPage(epdf_selected_page);
-+ pageRef = pdf_doc->doc->getCatalog()->getPageRef(epdf_selected_page);
-+ pageObj = xref->fetch(pageRef->num, pageRef->gen);
-+ pageDict = pageObj.getDict();
-+ rotate = page->getRotate();
-+ const PDFRectangle *pagebox;
-+ // write the Page header
-+ pdf_puts("/Type /XObject\n");
-+ pdf_puts("/Subtype /Form\n");
-+ pdf_puts("/FormType 1\n");
-+
-+ // write additional information
-+ if ((suppress_ptex_info & MASK_SUPPRESS_PTEX_FILENAME) == 0) {
-+ pdf_printf("/%s.FileName (%s)\n", pdfkeyprefix,
-+ convertStringToPDFString(pdf_doc->file_name,
-+ strlen(pdf_doc->file_name)));
-+ }
-+ if ((suppress_ptex_info & MASK_SUPPRESS_PTEX_PAGENUMBER) == 0) {
-+ pdf_printf("/%s.PageNumber %i\n", pdfkeyprefix, (int) epdf_selected_page);
-+ }
-+ if ((suppress_ptex_info & MASK_SUPPRESS_PTEX_INFODICT) == 0) {
-+ info = pdf_doc->doc->getDocInfoNF().copy();
-+ if (info.isRef()) {
-+ // the info dict must be indirect (PDF Ref p. 61)
-+ pdf_printf("/%s.InfoDict ", pdfkeyprefix);
-+ pdf_printf("%d 0 R\n", addOther(info.getRef()));
-+ }
-+ }
-+ // get the pagebox (media, crop...) to use.
-+ pagebox = get_pagebox(page, epdf_page_box);
-+
-+ // handle page rotation
-+ if (rotate != 0) {
-+ if (rotate % 90 == 0) {
-+ // this handles only the simple case: multiple of 90s but these
-+ // are the only values allowed according to the reference
-+ // (v1.3, p. 78).
-+ // the image is rotated around its center.
-+ // the /Rotate key is clockwise while the matrix is
-+ // counterclockwise :-%
-+ tex_printf(", page is rotated %d degrees", rotate);
-+ switch (rotate) {
-+ case 90:
-+ scale[1] = -1;
-+ scale[2] = 1;
-+ scale[4] = pagebox->x1 - pagebox->y1;
-+ scale[5] = pagebox->y1 + pagebox->x2;
-+ writematrix = true;
-+ break;
-+ case 180:
-+ scale[0] = scale[3] = -1;
-+ scale[4] = pagebox->x1 + pagebox->x2;
-+ scale[5] = pagebox->y1 + pagebox->y2;
-+ writematrix = true;
-+ break; // width and height are exchanged
-+ case 270:
-+ scale[1] = 1;
-+ scale[2] = -1;
-+ scale[4] = pagebox->x1 + pagebox->y2;
-+ scale[5] = pagebox->y1 - pagebox->x1;
-+ writematrix = true;
-+ break;
-+ }
-+ if (writematrix) { // The matrix is only written if the image is rotated.
-+ sprintf(s, "/Matrix [%.8f %.8f %.8f %.8f %.8f %.8f]\n",
-+ scale[0],
-+ scale[1], scale[2], scale[3], scale[4], scale[5]);
-+ pdf_puts(stripzeros(s));
-+ }
-+ }
-+ }
-+
-+ sprintf(s, "/BBox [%.8f %.8f %.8f %.8f]\n",
-+ pagebox->x1, pagebox->y1, pagebox->x2, pagebox->y2);
-+ pdf_puts(stripzeros(s));
-+
-+ // Metadata validity check (as a stream it must be indirect)
-+ dictObj = pageDict->lookupNF("Metadata").copy();
-+ 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++) {
-+ dictObj = pageDict->lookupNF(pageDictKeys[i]).copy();
-+ if (!dictObj.isNull()) {
-+ pdf_newline();
-+ pdf_printf("/%s ", pageDictKeys[i]);
-+ copyObject(&dictObj); // preserves indirection
-+ }
-+ }
-+
-+ // handle page group
-+ dictObj = pageDict->lookupNF("Group").copy();
-+ 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
-+ // info on why this is a warning.
-+ if (getpdfsuppresswarningpagegroup() == 0) {
-+ pdftex_warn
-+ ("PDF inclusion: multiple pdfs with page group included in a single page");
-+ }
-+ pdf_newline();
-+ pdf_puts("/Group ");
-+ copyObject(&dictObj);
-+ } else {
-+ // write Group dict as a separate object, since the Page dict also refers to it
-+ dictObj = pageDict->lookup("Group");
-+ 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");
-+ const Dict& dic1 = page->getGroup();
-+ const 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((const char *)copyString(dic1.getKey(i)),
-+ dic1.getValNF(i).copy());
-+ }
-+// end modification
-+ pdf_printf("/Group %ld 0 R\n", (long)pdfpagegroupval);
-+ }
-+ }
-+
-+ // write the Resources dictionary
-+ if (page->getResourceDict() == NULL) {
-+ // Resources can be missing (files without them have been spotted
-+ // in the wild); in which case the /Resouces of the /Page will be used.
-+ // "This practice is not recommended".
-+ pdftex_warn
-+ ("PDF inclusion: /Resources missing. 'This practice is not recommended' (PDF Ref)");
-+ } else {
-+ 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) {
-+ obj2 = obj1->dictGetVal(i);
-+ key = (char *)obj1->dictGetKey(i);
-+ if (strcmp("Font", key) == 0)
-+ copyFontResources(&obj2);
-+ else if (strcmp("ProcSet", key) == 0)
-+ copyProcSet(&obj2);
-+ else
-+ copyOtherResources(&obj2, (char *)key);
-+ }
-+ pdf_puts(">>\n");
-+ }
-+
-+ // write the page contents
-+ contents = page->getContents();
-+ if (contents.isStream()) {
-+
-+ // Variant A: get stream and recompress under control
-+ // of \pdfcompresslevel
-+ //
-+ // pdfbeginstream();
-+ // copyStream(contents->getStream());
-+ // pdfendstream();
-+
-+ // Variant B: copy stream without recompressing
-+ //
-+ obj1 = contents.streamGetDict()->lookup("F");
-+ if (!obj1.isNull()) {
-+ pdftex_fail("PDF inclusion: Unsupported external stream");
-+ }
-+ obj1 = contents.streamGetDict()->lookup("Length");
-+ assert(!obj1.isNull());
-+ pdf_puts("/Length ");
-+ copyObject(&obj1);
-+ pdf_puts("\n");
-+ obj1 = contents.streamGetDict()->lookup("Filter");
-+ if (!obj1.isNull()) {
-+ pdf_puts("/Filter ");
-+ copyObject(&obj1);
-+ pdf_puts("\n");
-+ obj1 = contents.streamGetDict()->lookup("DecodeParms");
-+ if (!obj1.isNull()) {
-+ pdf_puts("/DecodeParms ");
-+ copyObject(&obj1);
-+ pdf_puts("\n");
-+ }
-+ }
-+ pdf_puts(">>\nstream\n");
-+ copyStream(contents.getStream()->getUndecodedStream());
-+ pdfendstream();
-+ } else if (contents.isArray()) {
-+ pdfbeginstream();
-+ 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
-+ }
-+ pdfendstream();
-+ } else { // the contents are optional, but we need to include an empty stream
-+ pdfbeginstream();
-+ pdfendstream();
-+ }
-+
-+ // write out all indirect objects
-+ writeRefs();
-+
-+ // write out all used encodings (and delete list)
-+ writeEncodings();
-+
-+ // write the Group dict if needed
-+ if (writeSepGroup) {
-+ pdfbeginobj(pdfpagegroupval, 2);
-+ copyObject(&groupDict);
-+ pdf_puts("\n");
-+ pdfendobj();
-+ pdfpagegroupval = 0; // only the 1st included pdf on a page gets its
-+ // Group included in the Page dict
-+ }
-+
-+ // save object list, xref
-+ pdf_doc->inObjList = inObjList;
-+ pdf_doc->xref = xref;
-+}
-+
-+// Called when an image has been written and it's resources in image_tab are
-+// freed and it's not referenced anymore.
-+
-+void epdf_delete()
-+{
-+ PdfDocument *pdf_doc = (PdfDocument *) epdf_doc;
-+ xref = pdf_doc->xref;
-+ if (pdf_doc->occurences < 0) {
-+ delete_document(pdf_doc);
-+ }
-+}
-+
-+// Called when PDF embedding system is finalized.
-+// Now deallocate all remaining PdfDocuments.
-+
-+void epdf_check_mem()
-+{
-+ if (isInit) {
-+ PdfDocument *p, *n;
-+ for (p = pdfDocuments; p; p = n) {
-+ n = p->next;
-+ delete_document(p);
-+ }
-+ // see above for globalParams
-+ delete globalParams;
-+ }
-+}
-diff --git a/texk/web2c/pdftexdir/pdftosrc-poppler0.72.0.cc b/texk/web2c/pdftexdir/pdftosrc-poppler0.72.0.cc
-index d4e247ef6..34bad9ccf 100644
---- a/texk/web2c/pdftexdir/pdftosrc-poppler0.72.0.cc
-+++ b/texk/web2c/pdftexdir/pdftosrc-poppler0.72.0.cc
-@@ -21,6 +21,7 @@ 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 0.72.0 or newer versions.
-+It is tested upto the poppler 0.75.0.
- POPPLER_VERSION should be defined.
- */
-
-diff --git a/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc b/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc
-new file mode 100644
-index 000000000..3599b5318
---- /dev/null
-+++ b/texk/web2c/pdftexdir/pdftosrc-poppler0.76.0.cc
-@@ -0,0 +1,206 @@
-+/*
-+Copyright 1996-2017 Han The Thanh, <thanh@pdftex.org>
-+
-+This file is part of pdfTeX.
-+
-+pdfTeX is free software; you can redistribute it and/or modify
-+it under the terms of the GNU General Public License as published by
-+the Free Software Foundation; either version 2 of the License, or
-+(at your option) any later version.
-+
-+pdfTeX is distributed in the hope that it will be useful,
-+but WITHOUT ANY WARRANTY; without even the implied warranty of
-+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-+GNU General Public License for more details.
-+
-+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 0.76.0 or newer versions.
-+POPPLER_VERSION should be defined.
-+*/
-+
-+#include <w2c/config.h>
-+
-+#include <stdlib.h>
-+#include <stddef.h>
-+#include <stdio.h>
-+#include <string.h>
-+#include <ctype.h>
-+
-+#ifdef POPPLER_VERSION
-+#define GString GooString
-+#define xpdfVersion POPPLER_VERSION
-+#include <dirent.h>
-+#include <goo/GooString.h>
-+#include <goo/gmem.h>
-+#include <goo/gfile.h>
-+#else
-+#error POPPLER_VERSION should be defined.
-+#endif
-+#include <assert.h>
-+
-+#include "Object.h"
-+#include "Stream.h"
-+#include "Lexer.h"
-+#include "Parser.h"
-+#include "Array.h"
-+#include "Dict.h"
-+#include "XRef.h"
-+#include "Catalog.h"
-+#include "Page.h"
-+#include "GfxFont.h"
-+#include "PDFDoc.h"
-+#include "GlobalParams.h"
-+#include "Error.h"
-+
-+static XRef *xref = 0;
-+
-+int main(int argc, char *argv[])
-+{
-+ char *p, buf[1024];
-+ PDFDoc *doc;
-+ GString *fileName;
-+ Stream *s;
-+ Object srcStream, srcName, catalogDict;
-+ FILE *outfile;
-+ char *outname;
-+ int objnum = 0, objgen = 0;
-+ bool extract_xref_table = false;
-+ int c;
-+ fprintf(stderr, "pdftosrc version %s\n", xpdfVersion);
-+ if (argc < 2) {
-+ fprintf(stderr,
-+ "Usage: pdftosrc <PDF-file> [<stream-object-number>]\n");
-+ exit(1);
-+ }
-+ fileName = new GString(argv[1]);
-+ globalParams = new GlobalParams();
-+ doc = new PDFDoc(fileName);
-+ if (!doc->isOk()) {
-+ fprintf(stderr, "Invalid PDF file\n");
-+ exit(1);
-+ }
-+ if (argc >= 3) {
-+ objnum = atoi(argv[2]);
-+ if (argc >= 4)
-+ objgen = atoi(argv[3]);
-+ }
-+ xref = doc->getXRef();
-+ catalogDict = xref->getCatalog();
-+ if (!catalogDict.isDict("Catalog")) {
-+ fprintf(stderr, "No Catalog found\n");
-+ exit(1);
-+ }
-+ srcStream = Object(objNull);
-+ if (objnum == 0) {
-+ srcStream = catalogDict.dictLookup("SourceObject");
-+ static char const_SourceFile[] = "SourceFile";
-+ if (!srcStream.isStream(const_SourceFile)) {
-+ fprintf(stderr, "No SourceObject found\n");
-+ exit(1);
-+ }
-+ srcName = srcStream.getStream()->getDict()->lookup("SourceName");
-+ if (!srcName.isString()) {
-+ fprintf(stderr, "No SourceName found\n");
-+ exit(1);
-+ }
-+ outname = (char *)srcName.getString()->c_str();
-+ // We cannot free srcName, as objname shares its string.
-+ // srcName.free();
-+ } else if (objnum > 0) {
-+ srcStream = xref->fetch(objnum, objgen);
-+ if (!srcStream.isStream()) {
-+ fprintf(stderr, "Not a Stream object\n");
-+ exit(1);
-+ }
-+ sprintf(buf, "%s", fileName->c_str());
-+ if ((p = strrchr(buf, '.')) == 0)
-+ p = strchr(buf, 0);
-+ if (objgen == 0)
-+ sprintf(p, ".%i", objnum);
-+ else
-+ sprintf(p, ".%i+%i", objnum, objgen);
-+ outname = buf;
-+ } else { // objnum < 0 means we are extracting the XRef table
-+ extract_xref_table = true;
-+ sprintf(buf, "%s", fileName->c_str());
-+ if ((p = strrchr(buf, '.')) == 0)
-+ p = strchr(buf, 0);
-+ sprintf(p, ".xref");
-+ outname = buf;
-+ }
-+ if (!(outfile = fopen(outname, "wb"))) {
-+ fprintf(stderr, "Cannot open file \"%s\" for writing\n", outname);
-+ exit(1);
-+ }
-+ if (extract_xref_table) {
-+ int size = xref->getNumObjects();
-+ int i;
-+ for (i = 0; i < size; i++) {
-+ if (xref->getEntry(i)->offset == 0xffffffff)
-+ break;
-+ }
-+ size = i;
-+ fprintf(outfile, "xref\n");
-+ fprintf(outfile, "0 %i\n", size);
-+ for (i = 0; i < size; i++) {
-+ XRefEntry *e = xref->getEntry(i);
-+ if (e->type != xrefEntryCompressed)
-+ fprintf(outfile, "%.10lu %.5i %s\n",
-+ (long unsigned) e->offset, e->gen,
-+ (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;
-+ unsigned int firstOffset;
-+
-+ 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();
-+ str = new EmbedStream(objStr.getStream(), Object(objNull), true, first);
-+ parser = new Parser(xref, str, false);
-+ for (n = 0; n < nObjects; ++n) {
-+ obj1 = parser->getObj();
-+ obj2 = parser->getObj();
-+ if (n == e->gen)
-+ localOffset = obj2.getInt();
-+ }
-+ while (str->getChar() != EOF) ;
-+ delete parser;
-+
-+ fprintf(outfile, "%.10lu 00000 n\n",
-+ (long unsigned)(firstOffset + localOffset));
-+ }
-+ }
-+ } else {
-+ s = srcStream.getStream();
-+ s->reset();
-+ while ((c = s->getChar()) != EOF)
-+ fputc(c, outfile);
-+ }
-+ if (objnum == 0)
-+ fprintf(stderr, "Source file extracted to %s\n", outname);
-+ else if (objnum > 0)
-+ fprintf(stderr, "Stream object extracted to %s\n", outname);
-+ else
-+ fprintf(stderr, "Cross-reference table extracted to %s\n", outname);
-+ fclose(outfile);
-+ delete doc;
-+ delete globalParams;
-+}
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