sed compatibility tweak

diff --git a/makefile b/makefile
index 6737d57099cabd9e65ef17e2a19aaaba4bb11b49..103c00ac17b9380b4618c96dfebe4a6148ab4db1 100644 (file)
--- a/makefile
+++ b/makefile
@@ -1,7 +1,5 @@
-CC=gcc
-CFLAGS= -I src -O2 -Wall -Wextra -std=c11 -pedantic -g
-
-#-fno-stack-protector
+CC=gcc -std=c11
+CFLAGS= -I src -pedantic -Wall -Wextra -O2
 
 .PHONY: all clean directories
 # disable implicit rules
@@ -82,13 +80,13 @@ bin/rename_sha512.o: src/rename_sha512.c src/rename_sha512.h
 # change the "crypto_" prefix to the "rename_" prefix, so you can use
 # monocypher with other crypto libraries without conflict.
 rename_%.c: %.c
-       sed 's/crypto_/rename_/g' <$^ >$@
-       sed 's/monocypher.h/rename_monocypher.h/' -i $@
-       sed 's/sha512.h/rename_sha512.h/'         -i $@
+       sed 's/crypto_/rename_/g'                 <$^  >$@1
+       sed 's/monocypher.h/rename_monocypher.h/' <$@1 >$@2
+       sed 's/sha512.h/rename_sha512.h/'         <$@2 >$@
 rename_%.h: %.h
-       sed 's/crypto_/rename_/g' <$^ >$@
-       sed 's/monocypher.h/rename_monocypher.h/' -i $@
-       sed 's/sha512.h/rename_sha512.h/'         -i $@
+       sed 's/crypto_/rename_/g'                 <$^  >$@1
+       sed 's/monocypher.h/rename_monocypher.h/' <$@1 >$@2
+       sed 's/sha512.h/rename_sha512.h/'         <$@2 >$@
 
 frama-c: $(GEN_HEADERS)                    \
          src/monocypher.c src/monocypher.h \