[license] Change license to Apache.

17 files changed, 34 insertions, 272 deletions

diff --git a/components/libc/pthreads/mqueue.c b/components/libc/pthreads/mqueue.c
index 7b669dc367..003b49b9a0 100644
--- a/components/libc/pthreads/mqueue.c
+++ b/components/libc/pthreads/mqueue.c
@@ -1,21 +1,7 @@
 /*
- * File      : mqueue.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2012, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/mqueue.h b/components/libc/pthreads/mqueue.h
index de2925837f..5cadde3ae8 100644
--- a/components/libc/pthreads/mqueue.h
+++ b/components/libc/pthreads/mqueue.h
@@ -1,21 +1,7 @@
 /*
- * File      : mqueue.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2012, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/posix_types.h b/components/libc/pthreads/posix_types.h
index 1e401e2de3..ca20464bb5 100644
--- a/components/libc/pthreads/posix_types.h
+++ b/components/libc/pthreads/posix_types.h
@@ -1,21 +1,7 @@
 /*
- * File      : posix_types.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2012, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread.c b/components/libc/pthreads/pthread.c
index 103b5de33d..62c110499d 100644
--- a/components/libc/pthreads/pthread.c
+++ b/components/libc/pthreads/pthread.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2012 - 2017, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread.h b/components/libc/pthreads/pthread.h
index b60aa37471..6a82375de4 100644
--- a/components/libc/pthreads/pthread.h
+++ b/components/libc/pthreads/pthread.h
@@ -1,21 +1,7 @@
 /*
- * File      : pthread.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_attr.c b/components/libc/pthreads/pthread_attr.c
index 3e0f7b1e4c..8eed35932f 100644
--- a/components/libc/pthreads/pthread_attr.c
+++ b/components/libc/pthreads/pthread_attr.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_attr.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_barrier.c b/components/libc/pthreads/pthread_barrier.c
index c39a45586e..d76fe7f13f 100644
--- a/components/libc/pthreads/pthread_barrier.c
+++ b/components/libc/pthreads/pthread_barrier.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_barrier.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_cond.c b/components/libc/pthreads/pthread_cond.c
index 1a4217310e..d3c4ac7637 100644
--- a/components/libc/pthreads/pthread_cond.c
+++ b/components/libc/pthreads/pthread_cond.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_cond.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_internal.h b/components/libc/pthreads/pthread_internal.h
index ce7fb256a5..3e94e867d7 100644
--- a/components/libc/pthreads/pthread_internal.h
+++ b/components/libc/pthreads/pthread_internal.h
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_internal.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_mutex.c b/components/libc/pthreads/pthread_mutex.c
index c7c3d38c4f..8f96531782 100644
--- a/components/libc/pthreads/pthread_mutex.c
+++ b/components/libc/pthreads/pthread_mutex.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_mutex.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_rwlock.c b/components/libc/pthreads/pthread_rwlock.c
index 3e009034cc..64a0e221b4 100644
--- a/components/libc/pthreads/pthread_rwlock.c
+++ b/components/libc/pthreads/pthread_rwlock.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_rwlock.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_spin.c b/components/libc/pthreads/pthread_spin.c
index 4c4320dda9..b31f4f6393 100644
--- a/components/libc/pthreads/pthread_spin.c
+++ b/components/libc/pthreads/pthread_spin.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_spin.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/pthread_tls.c b/components/libc/pthreads/pthread_tls.c
index d689f31e47..c6d0bca155 100644
--- a/components/libc/pthreads/pthread_tls.c
+++ b/components/libc/pthreads/pthread_tls.c
@@ -1,21 +1,7 @@
 /*
- * File      : pthread_tls.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/sched.c b/components/libc/pthreads/sched.c
index 6f75127bf2..a1bf50985e 100644
--- a/components/libc/pthreads/sched.c
+++ b/components/libc/pthreads/sched.c
@@ -1,21 +1,7 @@
 /*
- * File      : sched.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/sched.h b/components/libc/pthreads/sched.h
index f0fa17bfa1..dbaf66edc2 100644
--- a/components/libc/pthreads/sched.h
+++ b/components/libc/pthreads/sched.h
@@ -1,21 +1,7 @@
 /*
- * File      : sched.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/semaphore.c b/components/libc/pthreads/semaphore.c
index ea6701b1e0..2bef10022e 100644
--- a/components/libc/pthreads/semaphore.c
+++ b/components/libc/pthreads/semaphore.c
@@ -1,21 +1,7 @@
 /*
- * File      : semaphore.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/components/libc/pthreads/semaphore.h b/components/libc/pthreads/semaphore.h
index 664c15ee2e..d135ae9261 100644
--- a/components/libc/pthreads/semaphore.h
+++ b/components/libc/pthreads/semaphore.h
@@ -1,21 +1,7 @@
 /*
- * File      : semaphore.h
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2010, RT-Thread Development Team
+ * Copyright (c) 2006-2018, RT-Thread Development Team
  *
- *  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 2 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, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes