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authorJohn MacFarlane <jgm@berkeley.edu>2014-09-24 22:22:51 -0700
committerJohn MacFarlane <jgm@berkeley.edu>2014-09-24 22:24:06 -0700
commite752b9776d434f63768c50e4c73c533a43529052 (patch)
tree94a8fb2c8fe5ecdfa5693a3400d0b87e5dd7a26f
parent9756c0b0d306f92743cab5f1a12731b82fac11ba (diff)
Makefile: Use ?= so variables can be set on command line.
-rw-r--r--Makefile10
1 files changed, 5 insertions, 5 deletions
diff --git a/Makefile b/Makefile
index 11e2141..f5f408e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,9 @@
-CFLAGS=-g -O3 -Wall -Wextra -std=c99 -Isrc $(OPTFLAGS)
-LDFLAGS=-g -O3 -Wall -Werror
-SRCDIR=src
-DATADIR=data
+CFLAGS?=-g -O3 -Wall -Wextra -std=c99 -Isrc $(OPTFLAGS)
+LDFLAGS?=-g -O3 -Wall -Werror
+SRCDIR?=src
+DATADIR?=data
-PROG=./stmd
+PROG?=./stmd
.PHONY: all oldtests test spec benchjs testjs
all: $(SRCDIR)/case_fold_switch.inc $(PROG)