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authorPeter Wu <peter@lekensteyn.nl>2018-10-07 20:06:11 (GMT)
committerBrad King <brad.king@kitware.com>2018-10-26 13:27:29 (GMT)
commit95bd6317bc199135775a2f19ee7890d3e6991e3d (patch)
tree03aa603bb0dc380a0a29184d434013ccb99e4577 /Modules/Platform/DragonFly.cmake
parentc9b8c792719b2c46abf33f0ff0223db51453bf8f (diff)
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RPATH: Record support for $ORIGIN on various *BSD
All of NetBSD, FreeBSD, OpenBSD and DragonFly BSD support `$ORIGIN`, but the last two require `-z origin` as documented at https://lekensteyn.nl/rpath.html The `-z origin` option causes a flag bit to be set and has no effect if the `RPATH` does not contain expandable tokens.
Diffstat (limited to 'Modules/Platform/DragonFly.cmake')
-rw-r--r--Modules/Platform/DragonFly.cmake4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/Platform/DragonFly.cmake b/Modules/Platform/DragonFly.cmake
index c22677b..12e5f3c 100644
--- a/Modules/Platform/DragonFly.cmake
+++ b/Modules/Platform/DragonFly.cmake
@@ -3,3 +3,7 @@
# see http://archive.netbsd.se/?ml=dfbsd-users&a=2007-07&m=4678361
include(Platform/FreeBSD)
+
+# DragonFly BSD requires -z origin to enable $ORIGIN expansion in RPATH.
+# This is not required for FreeBSD since 10.2-RELEASE.
+set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-z,origin,-rpath,")