Initial commit

util/Makefile

@@ -0,0 +1,43 @@
+# shackle - seccomp jail
+# Copyright (C) 2025 Olive <hello@grasswren.net>
+# see LICENCE file for licensing information
+
+.POSIX:
+
+VERSION = 1.0.0
+
+PREFIX = /usr/local
+
+WPROFILE = -Wall -Wextra -Wstrict-prototypes -Wmissing-declarations -Wshadow \
+-Wswitch-default -Wunreachable-code -Wcast-align -Wpointer-arith -Wcast-qual \
+-Wbad-function-cast -Winline -Wundef -Wnested-externs -Wwrite-strings \
+-Wno-unused-parameter -Wfloat-equal -Wpedantic
+STD = -D_DEFAULT_SOURCE -D_POSIX_C_SOURCE=200809L -D_XOPEN_SOURCE=500
+
+CFLAGS = $(WPROFILE) $(STD) -Os
+LDFLAGS = -lseccomp
+
+SRC = shackle.c
+OBJ = $(SRC:.c=.o)
+
+all: shackle
+
+.c.o:
+	$(CC) $(CFLAGS) -c $<
+
+shackle: $(OBJ)
+	$(CC) $(OBJ) -o $@ $(LDFLAGS)
+
+clean:
+	rm -f shackle $(OBJ)
+
+install: all
+	mkdir -p $(PREFIX)/bin
+	cp -f shackle $(PREFIX)/bin
+	chown root:users $(PREFIX)/bin/shackle
+	chmod 4754 $(PREFIX)/bin/shackle
+
+uninstall:
+	rm -f $(PREFIX)/bin/shackle
+
+.PHONY: all clean install uninstall