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Avoid Makefile syntax that requires make >= 3.81.

This commit is contained in:
Michael Brown 2007-12-07 04:14:06 +00:00
parent 3b58fc0baf
commit cf895a8c7c
1 changed files with 14 additions and 8 deletions
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22
src/Makefile
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@ -9,16 +9,22 @@ ROMS :=
MEDIA :=
NON_AUTO_MEDIA :=
# Find a usable "echo -e".
# Find a usable "echo -e" substitute.
#
ifeq ($(shell echo '\0101'),A)
ifeq ($(shell echo '\101'),A)
ECHO ?= echo
endif
ifeq ($(shell echo -e '\101'),A)
ECHO ?= echo -e
endif
ifeq ($(shell /bin/echo '\101'),A)
ECHO ?= /bin/echo
endif
ifeq ($(shell /bin/echo -e '\101'),A)
ECHO ?= /bin/echo -e
endif
ifndef ECHO
ECHO := echo
else ifeq ($(shell echo -e '\0101'),A)
ECHO := echo -e
else ifeq ($(shell /bin/echo '\0101'),A)
ECHO := /bin/echo
else ifeq ($(shell /bin/echo -e '\0101'),A)
ECHO := /bin/echo -e
endif
# Grab the central Config file.