Fix: deps calculation call could fail due to command line length

This commit is contained in:
glx
2019-01-15 02:26:54 +01:00
committed by Charles Pigott
parent 5a09337c20
commit ee84f98f1e
2 changed files with 15 additions and 9 deletions

View File

@@ -159,6 +159,19 @@ $(SRC_OBJS_DIR)/$(DEPEND): $(SRC_DIR)/depend/depend.cpp
$(Q)$(CXX_BUILD) $(CFLAGS_BUILD) $(CXXFLAGS_BUILD) $(LDFLAGS_BUILD) -o $@ $<
endif
# Macro for invoking a command on groups of 100 words at a time
# (analogous to xargs(1)). The macro invokes itself recursively
# until the list of words is depleted.
#
# Usage: $(call xargs,COMMAND,LIST)
#
# COMMAND should be a shell command to which the words will be
# appended as arguments in groups of 100.
define xargs
$(1) $(wordlist 1,100,$(2))
$(if $(word 101,$(2)),$(call xargs,$(1),$(wordlist 101,$(words $(2)),$(2))))
endef
# Make sure that only 'make depend' ALWAYS triggers a recheck
ifeq ($(filter depend, $(MAKECMDGOALS)),)
Makefile.dep: $(FILE_DEP) $(SRCS:%=$(SRC_DIR)/%) $(CONFIG_CACHE_SOURCE) $(DEP)
@@ -170,14 +183,7 @@ endif
$(Q)touch Makefile.dep.tmp
# Calculate the deps via makedepend
$(Q)$(MAKEDEPEND) -f$(SRC_OBJS_DIR)/Makefile.dep.tmp -o.o -Y -v -- $(CFLAGS_MAKEDEP) -- $(SRCS:%=$(SRC_DIR)/%) 2>/dev/null
# Convert x:/... paths to /x/... for mingw
ifeq ($(OS), MINGW)
@cat Makefile.dep.tmp | sed 's@/\([a-zA-Z]\):\/@\/\1\/@g' > Makefile.dep.tmp.mingw
@cp Makefile.dep.tmp.mingw Makefile.dep.tmp
@rm -f Makefile.dep.tmp.mingw
endif
$(call xargs,$(Q)$(MAKEDEPEND) -f$(SRC_OBJS_DIR)/Makefile.dep.tmp -o.o -Y -v -a -- $(CFLAGS_MAKEDEP) -- 2>/dev/null,$(SRCS:%=$(SRC_DIR)/%))
# Remove all comments and includes that don't start with $(SRC_DIR)
# Remove $(SRC_DIR) from object-file-name