Minor cleanup. Moved code around a bit, to functions, away from main().

This commit is in preparation for importing the Westermo code changes.
Slowly refactoring the finit core into a more modularized unit to be a
bit more maintainable.

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>

Makefile

@@ -0,0 +1,84 @@
+# finit - The Improved fast init
+#
+# Copyright (c) 2008 Claudio Matsuoka
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+.PHONY: all romfs clean
+
+# Top directory for building complete system, fall back to this directory
+ROOTDIR    ?= $(shell pwd)
+
+VERSION     = 1.0-pre
+PKG	    = finit-$(VERSION)
+EXEC        = finit
+OBJS        = finit.o helpers.o initctl.o
+SRCS        = $(OBJS:.o=.c)
+DEPS        = $(addprefix .,$(SRCS:.c=.d))
+CPPFLAGS   += -DVERSION=\"$(VERSION)\" -DWHOAMI=\"`whoami`@`hostname`\"
+CPPFLAGS   += -DLISTEN_INITCTL -DBUILTIN_RUNPARTS
+CPPFLAGS   += -D_XOPEN_SOURCE=600 -D_BSD_SOURCE -D_GNU_SOURCE
+# Disable annoying gcc warning for "warn_unused_result", see GIT 37af997
+CPPFLAGS   += -U_FORTIFY_SOURCE
+CPPFLAGS   += -I$(ROOTDIR)/$(CONFIG_LINUXDIR)/include/
+CFLAGS     += -W -Wall -Werror -Os
+
+prefix     ?= /usr/local
+sysconfdir ?= /etc
+datadir     = $(prefix)/share/doc/finit
+mandir      = $(prefix)/share/man/man8
+
+include common.mk
+
+all: Makefile $(EXEC)
+
+$(OBJS): Makefile
+
+finit: $(OBJS)
+
+install: all
+	@install -d $(DESTDIR)$(prefix)/sbin
+	@install -d $(DESTDIR)$(sysconfdir)
+	@install -d $(DESTDIR)$(datadir)
+	@install -d $(DESTDIR)$(mandir)
+	@for file in $(EXEC); do \
+		install -m 0755 $$file $(DESTDIR)$(prefix)/sbin/$$file; \
+	done
+	@ln -sf /sbin/finit /sbin/init
+
+uninstall:
+	-@for file in $(EXEC); do \
+		$(RM) $(DESTDIR)$(prefix)/sbin/$$file; \
+	done
+	-@$(RM) /sbin/finit /sbin/init
+
+clean:
+	-@$(RM) $(OBJS) $(DEPS) $(EXEC)
+
+distclean: clean
+	-@$(RM) $(JUNK)  unittest *.o
+
+# Include automatically generated rules, such as:
+# uncgi.o: .../some/dir/uncgi.c /usr/include/stdio.h
+# but don't bother during clean!
+ifneq ($(MAKECMDGOALS),clean)
+ifneq ($(MAKECMDGOALS),distclean)
+-include $(DEPS)
+endif
+endif