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author | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2014-01-09T15·54+0100 |
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committer | Eelco Dolstra <eelco.dolstra@logicblox.com> | 2014-01-09T15·54+0100 |
commit | 814a73227f9571d8fbd831fedced5e87cd9c926b (patch) | |
tree | d0f04084b69149c7bb0d9457b602435ad0c8758a /programs.mk | |
parent | 55c9a40613fefda6622aa9acd22cce4006fd1077 (diff) |
Remove duplicate elements from *_SOURCES
This is useful when you do: foo_SOURCES := $(wildcard *.cc) foo.cc where foo.cc is a generated file. In this case, if foo.cc already exists, you get foo.cc twice in foo_SOURCES, leading to a link error.
Diffstat (limited to 'programs.mk')
-rw-r--r-- | programs.mk | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/programs.mk b/programs.mk index 52e55598cbae..a97a51635264 100644 --- a/programs.mk +++ b/programs.mk @@ -17,7 +17,7 @@ programs_list := # installed; defaults to $(bindir). define build-program = _d := $$($(1)_DIR) - _srcs := $$(foreach src, $$($(1)_SOURCES), $$(src)) + _srcs := $$(sort $$(foreach src, $$($(1)_SOURCES), $$(src))) $(1)_OBJS := $$(addsuffix .o, $$(basename $$(_srcs))) _libs := $$(foreach lib, $$($(1)_LIBS), $$($$(lib)_PATH)) $(1)_PATH := $$(_d)/$(1) |