X-Git-Url: https://git.liburcu.org/?p=urcu.git;a=blobdiff_plain;f=LICENSE;h=3147094163699c913dc16f66a90634cfab27ec66;hp=6a52b4b489980870db052fe8b1248a46d96edfac;hb=074c3a1bde68f3d2607c5c4711ec456dbdb05bce;hpb=5e13fab888d07ba3657ac9e1eb0441450ea17837 diff --git a/LICENSE b/LICENSE index 6a52b4b..3147094 100644 --- a/LICENSE +++ b/LICENSE @@ -1,15 +1,12 @@ Userspace RCU library licensing Mathieu Desnoyers -May 10, 2009 +September 3, 2012 -The library part is distributed under LGPLv2.1 or later. See lgpl-2.1.txt for -details. This applies to : -urcu.h -urcu.c -urcu-static.h -arch_x86.h -arch_ppc.h +* LGPLv2.1 + +The library part is distributed under LGPLv2.1 or later. See lgpl-2.1.txt for +license details. Refer to the individual file headers for details. LGPL-compatible source code can statically use the library header using : @@ -20,14 +17,46 @@ Dynamic-only linking with the LGPL library is used if _LGPL_SOURCE is not defined. It permits relinking with newer versions of the library, which is required by the LGPL license. +See lgpl-relicensing.txt for details. + + +* MIT-style license : + +xchg() primitive has been rewritten from scratch starting from atomic_ops 1.2 +which has a MIT-style license that is intended to allow use in both free and +proprietary software: + http://www.hpl.hp.com/research/linux/atomic_ops/LICENSING.txt + http://www.hpl.hp.com/personal/Hans_Boehm/gc/gc_source/ + +This MIT-style license (BSD like) apply to: + +uatomic/gcc.h +uatomic/unknown.h +uatomic/generic.h +uatomic/sparc64.h +uatomic/arm.h +uatomic/ppc.h +uatomic/x86.h +uatomic.h + +MIT/X11 (BSD like) license apply to: + +compiler.h +arch/s390.h +uatomic/alpha.h +uatomic/mips.h +uatomic/s390.h +system.h + + +* GPLv2 + Library test code is distributed under the GPLv2 license. See gpl-2.0.txt for -details. This applies to : - -urcutorture.h -urcutorture.c -api_x86.h -api_ppc.h -test_urcu.c -test_urcu_yield.c -test_rwlock_timing.c -urcu-asm.c +license details. See headers of individual files under tests/ for details. + + +* GPLv3 (or later) + +The following build-related macro is under GPLv3 (or later): + +m4/ax_tls.m4