[ipxe-devel] [PATCH] [Makefile] Make main.o depend on the git index.

[Thomas Miletich]

This fixes the dependency issue where the version
banner was only updated if main.o was rebuilt.

Now the version banner shows the correct git version after every checkout.

Signed-off-by: Thomas Miletich <thomas.miletich at gmail.com>
---
 src/Makefile.housekeeping |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/Makefile.housekeeping b/src/Makefile.housekeeping
index 1e05beb..a30059f 100644
--- a/src/Makefile.housekeeping
+++ b/src/Makefile.housekeeping
@@ -650,6 +650,11 @@ $(BIN)/embedded.o : override CC := env CCACHE_DISABLE=1 $(CC)
 
 $(BIN)/clientcert.o : override CC := env CCACHE_DISABLE=1 $(CC)
 
+# Make sure the git version in the banner gets updated on every git checkout.
+ifneq ($(GITVERSION),)
+$(BIN)/main.o : ../.git/index
+endif
+
 # We automatically generate rules for any file mentioned in AUTO_SRCS
 # using the following set of templates.  It would be cleaner to use
 # $(eval ...), but this function exists only in GNU make >= 3.80.
-- 
1.7.5.4