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-rw-r--r--Makefile17
1 files changed, 9 insertions, 8 deletions
diff --git a/Makefile b/Makefile
index 194a523..7aa729d 100644
--- a/Makefile
+++ b/Makefile
@@ -12,8 +12,13 @@
# (at your option) any later version.
#
-CC = gcc
-CFLAGS = -W -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual \
+CC ?= gcc
+# Base CFLAGS can be overridden by environment
+CFLAGS ?= -O2
+# When debugging, disable -O2 and enable -g
+#CFLAGS ?= -g
+
+CFLAGS += -W -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual \
-Wcast-align -Wwrite-strings -Wmissing-prototypes -Winline -Wundef
# Let lseek and mmap support 64-bit wide offsets
@@ -22,12 +27,8 @@ CFLAGS += -D_FILE_OFFSET_BITS=64
#CFLAGS += -DBIGENDIAN
#CFLAGS += -DALIGNMENT_WORKAROUND
-# When debugging, disable -O2 and enable -g.
-CFLAGS += -O2
-#CFLAGS += -g
-
-# Pass linker flags here
-LDFLAGS =
+# Pass linker flags here (can be set from environment too)
+LDFLAGS ?=
DESTDIR =
prefix = /usr/local