Improve style and license

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 17 insertions, 155 deletions

diff --git a/Makefile b/Makefile
index 36c520c..cb907c3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,176 +1,38 @@
-# Copying and distribution of this file, with or without modification,
-# are permitted in any medium without royalty provided the copyright
-# notice and this notice are preserved.  This file is offered as-is,
-# without any warranty.
+.POSIX:
 
+CONFIGFILE = config.mk
+include $(CONFIGFILE)
 
-# The package path prefix, if you want to install to another root, set DESTDIR to that root.
-PREFIX = /usr
-# The command path excluding prefix.
-BIN = /bin
-# The resource path excluding prefix.
-DATA = /share
-# The command path including prefix.
-BINDIR = $(PREFIX)$(BIN)
-# The resource path including prefix.
-DATADIR = $(PREFIX)$(DATA)
-# The general documentation path including prefix.
-DOCDIR = $(DATADIR)/doc
-# The info manual path including prefix.
-INFODIR = $(DATADIR)/info
-# The man page path including prefix.
-MANDIR = $(DATADIR)/man
-# The man page section 1 path including prefix.
-MAN1DIR = $(MANDIR)/man1
-# The license base path including prefix.
-LICENSEDIR = $(DATADIR)/licenses
+all: alarm
 
-# The name of the package as it should be installed.
-PKGNAME = alarm
-# The name of the command as it should be installed.
-COMMAND = alarm
+alarm.o: alarm.c
+	$(CC) -c -o $@ alarm.c $(CCFLAGS) $(CPPFLAGS)
 
+alarm: alarm.o
+	$(CC) -o $@ alarm.o $(LDFLAGS)
 
-# Optimisation level (and debug flags.)
-OPTIMISE = -Og -g
+check: alarm
+	alarm 1 sleep 2 & a=$$! ;\
+	alarm 1s sleep 2 & b=$$! ;\
+	alarm 0h2s sleep 1 & c=$$! ;\
+	{ ! wait $$a; } && { ! wait $$b; } && { wait $$c; }
 
-# Enabled Warnings.
-WARN = -Wall -Wextra -pedantic -Wdouble-promotion -Wformat=2 -Winit-self       \
-       -Wmissing-include-dirs -Wtrampolines -Wfloat-equal -Wshadow             \
-       -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls           \
-       -Wnested-externs -Winline -Wno-variadic-macros -Wsign-conversion        \
-       -Wswitch-default -Wconversion -Wsync-nand -Wunsafe-loop-optimizations   \
-       -Wcast-align -Wstrict-overflow -Wdeclaration-after-statement -Wundef    \
-       -Wbad-function-cast -Wcast-qual -Wwrite-strings -Wlogical-op            \
-       -Waggregate-return -Wstrict-prototypes -Wold-style-definition -Wpacked  \
-       -Wvector-operation-performance -Wunsuffixed-float-constants             \
-       -Wsuggest-attribute=const -Wsuggest-attribute=noreturn                  \
-       -Wsuggest-attribute=pure -Wsuggest-attribute=format -Wnormalized=nfkc
-
-# The C standard used in the code.
-STD = c99
-
-
-
-.PHONY: default
-default: command info
-
-.PHONY: all
-all: command doc
-
-.PHONY: base
-base: command
-
-.PHONY: command
-command: bin/alarm
-
-bin/alarm: obj/alarm.o
-	@mkdir -p bin
-	$(CC) $(WARN) -std=$(STD) $(OPTIMISE) $(LDFLAGS) -o $@ $^
-
-obj/%.o: src/%.c
-	@mkdir -p obj
-	$(CC) $(WARN) -std=$(STD) $(OPTIMISE) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
-
-.PHONY: doc
-doc: info pdf dvi ps
-
-.PHONY: info
-info: bin/alarm.info
-bin/%.info: doc/info/%.texinfo
-	@mkdir -p bin
-	$(MAKEINFO) $<
-	mv $*.info $@
-
-.PHONY: pdf
-pdf: bin/alarm.pdf
-bin/%.pdf: doc/info/%.texinfo
-	@! test -d obj/pdf || rm -rf obj/pdf
-	@mkdir -p bin obj/pdf
-	cd obj/pdf && texi2pdf ../../"$<" < /dev/null
-	mv obj/pdf/$*.pdf $@
-
-.PHONY: dvi
-dvi: bin/alarm.dvi
-bin/%.dvi: doc/info/%.texinfo
-	@! test -d obj/dvi || rm -rf obj/dvi
-	@mkdir -p bin obj/dvi
-	cd obj/dvi && $(TEXI2DVI) ../../"$<" < /dev/null
-	mv obj/dvi/$*.dvi $@
-
-.PHONY: ps
-ps: bin/alarm.ps
-bin/%.ps: doc/info/%.texinfo
-	@! test -d obj/ps || rm -rf obj/ps
-	@mkdir -p bin obj/ps
-	cd obj/ps && texi2pdf --ps ../../"$<" < /dev/null
-	mv obj/ps/$*.ps $@
-
-
-
-.PHONY: install
-install: install-base install-man install-info
-
-.PHONY: install-all
-install-all: install-base install-doc
-
-.PHONY: install-base
-install-base: install-command install-license
-
-.PHONY: install-command
-install-command: bin/alarm
+install: alarm
 	install -dm755 -- "$(DESTDIR)$(BINDIR)"
 	install -m755 $^ -- "$(DESTDIR)$(BINDIR)/$(COMMAND)"
-
-.PHONY: install-license
-install-license:
 	install -dm755 -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
-	install -m644 COPYING LICENSE -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
-
-.PHONY: install-doc
-install-doc: install-info install-pdf install-dvi install-ps install-man
-
-.PHONY: install-info
-install-info: bin/alarm.info
-	install -dm755 -- "$(DESTDIR)$(INFODIR)"
-	install -m644 $< -- "$(DESTDIR)$(INFODIR)/$(PKGNAME).info"
-
-.PHONY: install-pdf
-install-pdf: bin/alarm.pdf
-	install -dm755 -- "$(DESTDIR)$(DOCDIR)"
-	install -m644 -- "$<" "$(DESTDIR)$(DOCDIR)/$(PKGNAME).pdf"
-
-.PHONY: install-dvi
-install-dvi: bin/alarm.dvi
-	install -dm755 -- "$(DESTDIR)$(DOCDIR)"
-	install -m644 -- "$<" "$(DESTDIR)$(DOCDIR)/$(PKGNAME).dvi"
-
-.PHONY: install-ps
-install-ps: bin/alarm.ps
-	install -dm755 -- "$(DESTDIR)$(DOCDIR)"
-	install -m644 -- "$<" "$(DESTDIR)$(DOCDIR)/$(PKGNAME).ps"
-
-install-man: doc/man/alarm.1
+	install -m644 LICENSE -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
 	install -dm755 -- "$(DESTDIR)$(MAN1DIR)"
 	install -m644 $< -- "$(DESTDIR)$(MAN1DIR)/$(COMMAND).1"
 
-
-
-.PHONY: uninstall
 uninstall:
 	-rm -- "$(DESTDIR)$(BINDIR)/$(COMMAND)"
 	-rm -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)/COPYING"
 	-rm -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)/LICENSE"
 	-rmdir -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
 	-rm -- "$(DESTDIR)$(MAN1DIR)/$(COMMAND).1"
-	-rm -- "$(DESTDIR)$(INFODIR)/$(PKGNAME).info"
-	-rm -- "$(DESTDIR)$(DOCDIR)/$(PKGNAME).pdf"
-	-rm -- "$(DESTDIR)$(DOCDIR)/$(PKGNAME).dvi"
-	-rm -- "$(DESTDIR)$(DOCDIR)/$(PKGNAME).ps"
-
-
 
-.PHONY: clean
 clean:
-	-rm -r bin obj
+	-rm -r -- alarm *.o
 
+.PHONY: all check install uninstall clean