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changeset 8682:d778bb46a9a5

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8008451: Make mac builds on 10.8 work on 10.7 Reviewed-by: jcoomes, ohair
author erikj
date Mon, 04 Mar 2013 22:39:00 -0800
parents 27714220e50e
children c71e15057f1d 9def4075da6d
files make/bsd/makefiles/gcc.make
diffstat 1 files changed, 14 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/make/bsd/makefiles/gcc.make	Mon Mar 04 12:42:14 2013 -0800
+++ b/make/bsd/makefiles/gcc.make	Mon Mar 04 22:39:00 2013 -0800
@@ -229,6 +229,20 @@
 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
 endif
 
+ifeq ($(OS_VENDOR), Darwin)
+  # Setting these parameters makes it an error to link to macosx APIs that are 
+  # newer than the given OS version and makes the linked binaries compatible even
+  # if built on a newer version of the OS.
+  # The expected format is X.Y.Z
+  ifeq ($(MACOSX_VERSION_MIN),)
+    MACOSX_VERSION_MIN=10.7.0
+  endif
+  # The macro takes the version with no dots, ex: 1070
+  CFLAGS += -DMAC_OS_X_VERSION_MAX_ALLOWED=$(subst .,,$(MACOSX_VERSION_MIN)) \
+            -mmacosx-version-min=$(MACOSX_VERSION_MIN)
+  LDFLAGS += -mmacosx-version-min=$(MACOSX_VERSION_MIN)
+endif
+
 #------------------------------------------------------------------------
 # Linker flags