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# 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.
# 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 library path excluding prefix.
LIB ?= /lib
# The executable library path excluding prefix.
LIBEXEC ?= /libexec
# The resource path excluding prefix.
DATA ?= /share
# The command path including prefix.
BINDIR ?= $(PREFIX)$(BIN)
# The library path including prefix.
LIBDIR ?= $(PREFIX)$(LIB)
# The executable library path including prefix.
LIBEXECDIR ?= $(PREFIX)$(LIBEXEC)
# The resource path including prefix.
DATADIR ?= $(PREFIX)$(DATA)
# The generic documentation path including prefix.
DOCDIR ?= $(DATADIR)/doc
# The info manual documentation path including prefix.
INFODIR ?= $(DATADIR)/info
# The license base path including prefix.
LICENSEDIR ?= $(DATADIR)/licenses
# The name of the package as it should be installed.
PKGNAME ?= setpgrp
# Optimisation level (and debug flags.)
OPTIMISE = -Og -g
# 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 = gnu99
# Options for the C compiler.
C_FLAGS = $(OPTIMISE) $(WARN) -std=$(STD) $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) \
-ftree-vrp -fstrict-aliasing -fipa-pure-const -fstack-usage \
-fstrict-overflow -funsafe-loop-optimizations -fno-builtin
.PHONY: all
all: getpgrp setpgrp
.PHONY: getpgrp setpgrp
getpgrp: bin/getpgrp
setpgrp: bin/setpgrp
bin/%: src/%.c
@mkdir -p bin
$(CC) $(C_FLAGS) -o $@ $^
.PHONY: install
install: install-commands install-license
.PHONY: install-commands
install-commands: install-getpgrp install-setpgrp
.PHONY: install-getpgrp
install-getpgrp: bin/getpgrp
install -dm755 -- "$(DESTDIR)$(BINDIR)"
install -m755 $< -- "$(DESTDIR)$(BINDIR)/getpgrp"
.PHONY: install-setpgrp
install-setpgrp: bin/setpgrp
install -dm755 -- "$(DESTDIR)$(BINDIR)"
install -m755 $< -- "$(DESTDIR)$(BINDIR)/setpgrp"
.PHONY: install-license
install-license:
install -dm755 -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
install -m644 COPYING LICENSE -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
.PHONY: uninstall
uninstall:
-rm -- "$(DESTDIR)$(BINDIR)/getpgrp"
-rm -- "$(DESTDIR)$(BINDIR)/setpgrp"
-rm -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)/COPYING"
-rm -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)/LICENSE"
-rmdir -- "$(DESTDIR)$(LICENSEDIR)/$(PKGNAME)"
.PHONY: clean
clean:
-rm -r -- bin
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