[ccache] [PATCH 1/2] dev.mk.in: fix file name too long error

[Robert Yang]

The all_cppflags changes path to filename which causes file name too long
error when the path is longer than NAME_MAX (usually 255). Strip srcdir
to fix the problem.

Signed-off-by: Robert Yang <liezhi.yang at windriver.com>
---
 dev.mk.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dev.mk.in b/dev.mk.in
index cf6e17c..be0d501 100644
--- a/dev.mk.in
+++ b/dev.mk.in
@@ -1,7 +1,7 @@
 # GNU make syntax reigns in this file.
 
 all_cflags += -Werror @more_warnings@
-all_cppflags += -MD -MP -MF .deps/$(subst .._,,$(subst /,_,$<)).d
+all_cppflags += -MD -MP -MF .deps/$(subst .._,,$(subst /,_,$(subst $(srcdir)/,,$<))).d
 
 A2X = a2x
 ASCIIDOC = asciidoc
-- 
2.7.4