dvisvgm 1.5

git-svn-id: svn://tug.org/texlive/trunk@31620 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 101 insertions, 0 deletions

diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.5/src/Ghostscript.h b/Build/source/texk/dvisvgm/dvisvgm-1.5/src/Ghostscript.h
new file mode 100644
index 00000000000..6d4dea23f32
--- /dev/null
+++ b/Build/source/texk/dvisvgm/dvisvgm-1.5/src/Ghostscript.h
@@ -0,0 +1,101 @@
+/*************************************************************************
+** Ghostscript.h                                                        **
+**                                                                      **
+** This file is part of dvisvgm -- the DVI to SVG converter             **
+** Copyright (C) 2005-2013 Martin Gieseking <martin.gieseking@uos.de>   **
+**                                                                      **
+** This program 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 3 of       **
+** the License, or (at your option) any later version.                  **
+**                                                                      **
+** This program 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/>. **
+*************************************************************************/
+
+#ifndef GHOSTSCRIPT_H
+#define GHOSTSCRIPT_H
+
+#include <config.h>
+#include <string>
+
+#if defined(DISABLE_GS)
+   #include "iapi.h"
+#elif defined(HAVE_LIBGS)
+   #include <ghostscript/iapi.h>
+#else
+   #include "DLLoader.h"
+   #include "iapi.h"
+#endif
+
+#if defined(__WIN32__) && !defined(_Windows)
+	#define _Windows
+#endif
+
+#if defined(DISABLE_GS)
+struct Ghostscript
+{
+	typedef int (GSDLLCALLPTR Stdin) (void *caller, char *buf, int len);
+	typedef int (GSDLLCALLPTR Stdout) (void *caller, const char *str, int len);
+	typedef int (GSDLLCALLPTR Stderr) (void *caller, const char *str, int len);
+
+	Ghostscript () {}
+	Ghostscript (int argc, const char **argv, void *caller=0) {}
+	bool available () {return false;}
+	bool revision (gsapi_revision_t *r) {return false;}
+	std::string revision (bool revonly=false) {return "";}
+	int set_stdio (Stdin in, Stdout out, Stderr err) {return 0;}
+	int run_string_begin (int user_errors, int *pexit_code) {return 0;}
+	int run_string_continue (const char *str, unsigned int length, int user_errors, int *pexit_code) {return 0;}
+	int run_string_end (int user_errors, int *pexit_code) {return 0;}
+	int exit () {return 0;}
+};
+
+#else
+
+/** Wrapper class of (a subset of) the Ghostscript API. */
+class Ghostscript
+#if !defined(HAVE_LIBGS)
+: public DLLoader
+#endif
+{
+	public:
+		typedef int (GSDLLCALLPTR Stdin) (void *caller, char *buf, int len);
+		typedef int (GSDLLCALLPTR Stdout) (void *caller, const char *str, int len);
+		typedef int (GSDLLCALLPTR Stderr) (void *caller, const char *str, int len);
+
+	public:
+		Ghostscript ();
+		Ghostscript (int argc, const char **argv, void *caller=0);
+		~Ghostscript ();
+		bool init (int argc, const char **argv, void *caller=0);
+		bool available ();
+		bool revision (gsapi_revision_t *r);
+		std::string revision (bool revonly=false);
+		int set_stdio (Stdin in, Stdout out, Stderr err);
+		int run_string_begin (int user_errors, int *pexit_code);
+		int run_string_continue (const char *str, unsigned int length, int user_errors, int *pexit_code);
+		int run_string_end (int user_errors, int *pexit_code);
+		int exit ();
+		const char* error_name (int code);
+
+		static std::string LIBGS_NAME;
+
+	protected:
+		Ghostscript (const Ghostscript &gs) : _inst(0) {}
+		int init_with_args (int argc, char **argv);
+		int new_instance (void **psinst, void *caller);
+		void delete_instance ();
+
+	private:
+		void *_inst; ///< Ghostscript handle needed to call the gsapi_foo functions
+};
+
+#endif  // DISABLE_GS
+
+#endif