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Document usage of COPT environment variable for adjusting configure flags.

Also add to the existing rather half-baked description of PROFILE,
which does exactly the same thing, but I think people use it differently.

Discussion: https://postgr.es/m/16461.1487361849@sss.pgh.pa.us
This commit is contained in:
Tom Lane
2017-02-17 16:11:02 -05:00
parent 39370e6a0a
commit a029d2cf42
2 changed files with 33 additions and 0 deletions

View File

@ -582,6 +582,11 @@ ifneq ($(CUSTOM_COPT),)
COPT= $(CUSTOM_COPT)
endif
#
# These variables are meant to be set in the environment of "make"
# to add flags to whatever configure picked. Unlike the ones above,
# they are documented.
#
ifdef COPT
CFLAGS += $(COPT)
LDFLAGS += $(COPT)