diff options
Diffstat (limited to 'Build/source/texk/web2c/pdftexdir/pdftosrc.cc')
-rw-r--r-- | Build/source/texk/web2c/pdftexdir/pdftosrc.cc | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/Build/source/texk/web2c/pdftexdir/pdftosrc.cc b/Build/source/texk/web2c/pdftexdir/pdftosrc.cc new file mode 100644 index 00000000000..ec83aca7b94 --- /dev/null +++ b/Build/source/texk/web2c/pdftexdir/pdftosrc.cc @@ -0,0 +1,130 @@ +/* +Copyright (c) 1996-2002 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 pdfTeX; if not, write to the Free Software +Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +$Id: //depot/Build/source.development/TeX/texk/web2c/pdftexdir/pdftosrc.cc#10 $ +*/ + +#include <stdlib.h> +#include <stddef.h> +#include <stdio.h> +#include <string.h> +#include <ctype.h> +#include <aconf.h> +#include <GString.h> +#include <gmem.h> +#include <gfile.h> +#include "Object.h" +#include "Stream.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; + 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.initNull(); + xref->getCatalog(&catalogDict); + if (!catalogDict.isDict("Catalog")) { + fprintf(stderr, "No Catalog found\n"); + exit(1); + } + srcStream.initNull(); + if (objnum == 0) { + catalogDict.dictLookup("SourceObject", &srcStream); + if (!srcStream.isStream("SourceFile")) { + fprintf(stderr, "No SourceObject found\n"); + exit(1); + } + srcName.initNull(); + srcStream.getStream()->getDict()->lookup("SourceName", &srcName); + if (!srcName.isString()) { + fprintf(stderr, "No SourceName found\n"); + exit(1); + } + outname = srcName.getString()->getCString(); + // We cannot free srcName, as objname shares its string. + // srcName.free(); + } + else { + xref->fetch(objnum, objgen, &srcStream); + if (!srcStream.isStream()) { + fprintf(stderr, "Not a Stream object\n"); + exit(1); + } + sprintf(buf, "%s", fileName->getCString()); + 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; + } + if (!(outfile = fopen(outname, "wb"))) { + fprintf(stderr, "Cannot open file \"%s\" for writing\n", outname); + exit(1); + } + 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 + fprintf(stderr, "Stream object extracted to %s\n", outname); + fclose(outfile); + catalogDict.free(); + srcStream.free(); + delete doc; + delete globalParams; +} |