Put the interesting parts of XZ Utils into the public domain.

Some minor documentation cleanups were made at the same time.

16 files changed, 72 insertions, 184 deletions

diff --git a/src/liblzma/lzma/Makefile.am b/src/liblzma/lzma/Makefile.am
index ec6b7b27..0a3baa76 100644
--- a/src/liblzma/lzma/Makefile.am
+++ b/src/liblzma/lzma/Makefile.am
@@ -1,15 +1,8 @@
 ##
-##  Copyright (C) 2007 Lasse Collin
+## Author: Lasse Collin
 ##
-##  This library is free software; you can redistribute it and/or
-##  modify it under the terms of the GNU Lesser General Public
-##  License as published by the Free Software Foundation; either
-##  version 2.1 of the License, or (at your option) any later version.
-##
-##  This library 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
-##  Lesser General Public License for more details.
+## This file has been put into the public domain.
+## You can do whatever you want with this file.
 ##
 
 EXTRA_DIST = fastpos_tablegen.c
diff --git a/src/liblzma/lzma/fastpos.h b/src/liblzma/lzma/fastpos.h
index 503be275..a95a00c4 100644
--- a/src/liblzma/lzma/fastpos.h
+++ b/src/liblzma/lzma/fastpos.h
@@ -2,19 +2,12 @@
 //
 /// \file       fastpos.h
 /// \brief      Kind of two-bit version of bit scan reverse
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2007 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/fastpos_tablegen.c b/src/liblzma/lzma/fastpos_tablegen.c
index 90ab6c23..c97e6f41 100644
--- a/src/liblzma/lzma/fastpos_tablegen.c
+++ b/src/liblzma/lzma/fastpos_tablegen.c
@@ -2,19 +2,12 @@
 //
 /// \file       fastpos_tablegen.c
 /// \brief      Generates the lzma_fastpos[] lookup table
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2007 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma2_decoder.c b/src/liblzma/lzma/lzma2_decoder.c
index fe925a59..b4c2f2d5 100644
--- a/src/liblzma/lzma/lzma2_decoder.c
+++ b/src/liblzma/lzma/lzma2_decoder.c
@@ -2,19 +2,12 @@
 //
 /// \file       lzma2_decoder.c
 /// \brief      LZMA2 decoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma2_decoder.h b/src/liblzma/lzma/lzma2_decoder.h
index a7504863..fac4ac48 100644
--- a/src/liblzma/lzma/lzma2_decoder.h
+++ b/src/liblzma/lzma/lzma2_decoder.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma2_decoder.h
 /// \brief      LZMA2 decoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma2_encoder.c b/src/liblzma/lzma/lzma2_encoder.c
index cc676d5e..8db81368 100644
--- a/src/liblzma/lzma/lzma2_encoder.c
+++ b/src/liblzma/lzma/lzma2_encoder.c
@@ -2,19 +2,12 @@
 //
 /// \file       lzma2_encoder.c
 /// \brief      LZMA2 encoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma2_encoder.h b/src/liblzma/lzma/lzma2_encoder.h
index 7c86ad46..ca19ef46 100644
--- a/src/liblzma/lzma/lzma2_encoder.h
+++ b/src/liblzma/lzma/lzma2_encoder.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma2_encoder.h
 /// \brief      LZMA2 encoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
-//  Copyright (C) 2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_common.h b/src/liblzma/lzma/lzma_common.h
index 546bf89e..e31e285f 100644
--- a/src/liblzma/lzma/lzma_common.h
+++ b/src/liblzma/lzma/lzma_common.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_common.h
 /// \brief      Private definitions common to LZMA encoder and decoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_decoder.c b/src/liblzma/lzma/lzma_decoder.c
index 80a9fd6c..a013a62b 100644
--- a/src/liblzma/lzma/lzma_decoder.c
+++ b/src/liblzma/lzma/lzma_decoder.c
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_decoder.c
 /// \brief      LZMA decoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007-2008 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_decoder.h b/src/liblzma/lzma/lzma_decoder.h
index 15844052..147208dc 100644
--- a/src/liblzma/lzma/lzma_decoder.h
+++ b/src/liblzma/lzma/lzma_decoder.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_decoder.h
 /// \brief      LZMA decoder API
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder.c b/src/liblzma/lzma/lzma_encoder.c
index 976ca5b5..bda194cd 100644
--- a/src/liblzma/lzma/lzma_encoder.c
+++ b/src/liblzma/lzma/lzma_encoder.c
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_encoder.c
 /// \brief      LZMA encoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder.h b/src/liblzma/lzma/lzma_encoder.h
index dd697757..835e1f58 100644
--- a/src/liblzma/lzma/lzma_encoder.h
+++ b/src/liblzma/lzma/lzma_encoder.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_encoder.h
 /// \brief      LZMA encoder API
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder_optimum_fast.c b/src/liblzma/lzma/lzma_encoder_optimum_fast.c
index a13adbe4..61aaf3b9 100644
--- a/src/liblzma/lzma/lzma_encoder_optimum_fast.c
+++ b/src/liblzma/lzma/lzma_encoder_optimum_fast.c
@@ -2,17 +2,10 @@
 //
 /// \file       lzma_encoder_optimum_fast.c
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
+//  Author:     Igor Pavlov
 //
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder_optimum_normal.c b/src/liblzma/lzma/lzma_encoder_optimum_normal.c
index 7071a433..cb9a1b9d 100644
--- a/src/liblzma/lzma/lzma_encoder_optimum_normal.c
+++ b/src/liblzma/lzma/lzma_encoder_optimum_normal.c
@@ -2,17 +2,10 @@
 //
 /// \file       lzma_encoder_optimum_normal.c
 //
-//  Copyright (C) 1999-2008 Igor Pavlov
+//  Author:     Igor Pavlov
 //
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder_presets.c b/src/liblzma/lzma/lzma_encoder_presets.c
index 2b01996f..68900a9b 100644
--- a/src/liblzma/lzma/lzma_encoder_presets.c
+++ b/src/liblzma/lzma/lzma_encoder_presets.c
@@ -3,17 +3,10 @@
 /// \file       lzma_encoder_presets.c
 /// \brief      Encoder presets
 //
-//  Copyright (C) 2007 Lasse Collin
+//  Author:     Lasse Collin
 //
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////
 
diff --git a/src/liblzma/lzma/lzma_encoder_private.h b/src/liblzma/lzma/lzma_encoder_private.h
index 7533bc79..017f58bd 100644
--- a/src/liblzma/lzma/lzma_encoder_private.h
+++ b/src/liblzma/lzma/lzma_encoder_private.h
@@ -2,19 +2,12 @@
 //
 /// \file       lzma_encoder_private.h
 /// \brief      Private definitions for LZMA encoder
+///
+//  Authors:    Igor Pavlov
+//              Lasse Collin
 //
-//  Copyright (C) 1999-2006 Igor Pavlov
-//  Copyright (C) 2007 Lasse Collin
-//
-//  This library is free software; you can redistribute it and/or
-//  modify it under the terms of the GNU Lesser General Public
-//  License as published by the Free Software Foundation; either
-//  version 2.1 of the License, or (at your option) any later version.
-//
-//  This library 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
-//  Lesser General Public License for more details.
+//  This file has been put into the public domain.
+//  You can do whatever you want with this file.
 //
 ///////////////////////////////////////////////////////////////////////////////