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authorWaldemar Brodkorb <wbx@openadk.org>2018-05-22 18:38:20 (GMT)
committerWaldemar Brodkorb <wbx@openadk.org>2018-05-22 18:38:28 (GMT)
commit6a7af839b8b71e6db4825684ab2c49d574214f97 (patch)
treeb54bef37bd751d4687632c038cb2782e85171a2c /lib/Makefile
parent843dfd239a7f23cf3f8fd38cd961282a8fcade10 (diff)
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allow to override uname when cross-compiling
When cross-compiling for example from Darwin to Linux it might be useful to override uname output to force Linux and create Linux libraries instead of Darwin libraries.
Diffstat (limited to 'lib/Makefile')
-rw-r--r--lib/Makefile7
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/Makefile b/lib/Makefile
index d2ce31d..6b37839 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -45,6 +45,7 @@ LIBVER := $(shell echo $(LIBVER_SCRIPT))
BUILD_SHARED:=yes
BUILD_STATIC:=yes
+OS ?= $(shell uname)
CPPFLAGS+= -DXXH_NAMESPACE=LZ4_
CFLAGS ?= -O3
DEBUGFLAGS:= -Wall -Wextra -Wcast-qual -Wcast-align -Wshadow \
@@ -58,7 +59,7 @@ SRCFILES := $(sort $(wildcard *.c))
# OS X linker doesn't support -soname, and use different extension
# see : https://developer.apple.com/library/mac/documentation/DeveloperTools/Conceptual/DynamicLibraries/100-Articles/DynamicLibraryDesignGuidelines.html
-ifeq ($(shell uname), Darwin)
+ifeq ($(OS), Darwin)
SHARED_EXT = dylib
SHARED_EXT_MAJOR = $(LIBVER_MAJOR).$(SHARED_EXT)
SHARED_EXT_VER = $(LIBVER).$(SHARED_EXT)
@@ -142,14 +143,14 @@ libdir ?= $(LIBDIR)
INCLUDEDIR ?= $(prefix)/include
includedir ?= $(INCLUDEDIR)
-ifneq (,$(filter $(shell uname),OpenBSD FreeBSD NetBSD DragonFly))
+ifneq (,$(filter $(OS),OpenBSD FreeBSD NetBSD DragonFly))
PKGCONFIGDIR ?= $(prefix)/libdata/pkgconfig
else
PKGCONFIGDIR ?= $(libdir)/pkgconfig
endif
pkgconfigdir ?= $(PKGCONFIGDIR)
-ifneq (,$(filter $(shell uname),SunOS))
+ifneq (,$(filter $(OS),SunOS))
INSTALL ?= ginstall
else
INSTALL ?= install