diff options
| -rw-r--r-- | share/man/man5/bsd.port.mk.5 | 77 |
1 files changed, 75 insertions, 2 deletions
diff --git a/share/man/man5/bsd.port.mk.5 b/share/man/man5/bsd.port.mk.5 index 89cfe43a187..5d10a29808c 100644 --- a/share/man/man5/bsd.port.mk.5 +++ b/share/man/man5/bsd.port.mk.5 @@ -1,4 +1,4 @@ -.\" $OpenBSD: bsd.port.mk.5,v 1.457 2017/04/11 20:40:33 sthen Exp $ +.\" $OpenBSD: bsd.port.mk.5,v 1.458 2017/05/31 08:12:27 espie Exp $ .\" .\" Copyright (c) 2000-2008 Marc Espie .\" @@ -24,7 +24,7 @@ .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .\" -.Dd $Mdocdate: April 11 2017 $ +.Dd $Mdocdate: May 31 2017 $ .Dt BSD.PORT.MK 5 .Os .Sh NAME @@ -1199,6 +1199,15 @@ packages. Defaults to .Sq no , which does not compute a checksum at all. +.It Ev CHOSEN_COMPILER +Usually read-only. +Compiler suite chosen by the +.Ev COMPILER +mechanism. +Set to +.Sq irrelevant +to disable +.Ev COMPILER . .It Ev CLEANDEPENDS If set to .Sq Yes , @@ -1226,6 +1235,70 @@ If the current .Ox version is >= this version then a notice will be displayed instead of the port being built. +.It Ev COMPILER +Select a somewhat more recent compiler than gcc 4.2.1. +Set to a list containing +.Sq base +(clang compiler in base), +.Sq clang +(clang compiler in ports), +or +.Sq gcc +(gcc 4.9 from ports). +The first compiler that matches criteria +.Po +.Ev MODCLANG_ARCHS +or +.Ev MODGCC4_ARCHS +from respective modules +.Pc +will be chosen. +On an architecture using +.Xr clang 1 +as the default compiler, +clang from the base system will always be chosen, +so it is not necessary to list +.Sq base +unless it's the only suitable compiler. +.Pp +Common reasons for using +.Ev COMPILER +will most often be C++11 support, thread-local-storage support (emulated), +atomic operations on some arches, sometimes assembler support, ABI +compatibility with dependent/depending ports, or plain old internal compiler +errors. +.Pp +With +.Ev COMPILER +in effect, +.Ev MODGCC4_ARCHS +and +.Ev MODCLANG_ARCHS +default to +.Sq * . +.It Ev COMPILER_LANGS +If +.Ev COMPILER +is in effect, +the value of +.Ev COMPILER_LANGS +will be added to the respective module's supported langs. +Defaults to +.Sq c c++ . +Only +.Sq c +and +.Sq c++ +are supported by this mechanism. +.Sq fortran +or +.Sq java +still need old modules annotations, so that it's possible +to select, e.g., +.Sq gfortran +from gcc 4.9 while having clang from base. +See also +.Ev CHOSEN_COMPILER . .It Ev CONFIG_SITE_LIST Used when .Li CONFIGURE_STYLE=gnu , |