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Diffstat (limited to 'source/cgit.mk')
-rw-r--r--source/cgit.mk7
1 file changed, 7 insertions, 0 deletions
diff --git a/source/cgit.mk b/source/cgit.mk
index ace8fd1..661d351 100644
--- a/source/cgit.mk
+++ b/source/cgit.mk
@@ -13,6 +13,13 @@ CGIT_PREFIX = ../../
CGIT_SRC = $(CGIT_PREFIX)source/
CGIT_BUILD = $(CGIT_PREFIX)build/
+# Emit zero-initialised globals as plain definitions instead of common
+# symbols, the default everywhere but Apple clang. ld64 otherwise derives
+# a 32 KB alignment from the size of git's 64 KB packet_buffer and warns
+# about reducing it on every macOS link. Use override so a command-line
+# CFLAGS (as tools/release-build.sh passes) still keeps the flag.
+override CFLAGS += -fno-common
+
-include $(CGIT_PREFIX)cgit.conf
# The CGIT_* variables are inherited from the top-level Makefile.