root/trunk/Makefile

# $Id$

# This is where you chose which platform to compile for (see 'make links' / './platform')
PLATFORM := example

# This is a list of all non-source files that are part of the distribution.
AUXFILES := Makefile Readme.txt

# Directories belonging to the project
PROJDIRS := functions includes internals
# All source files of the project
SRCFILES := $(shell find $(PROJDIRS) -mindepth 1 -maxdepth 3 -name "*.c")
# All header files of the project
HDRFILES := $(shell find $(PROJDIRS) -mindepth 1 -maxdepth 3 -name "*.h")
# All .c files in functions/_PDCLIB that do not have a regression test driver
INTFILES := _Exit atomax digits open print scan remove rename seed stdinit strtox_main strtox_prelim filemode eol errno seek prepread prepwrite allocpages tmpfilename closeall
# All object files in the library
OBJFILES := $(patsubst %.c,%.o,$(SRCFILES))
# All test drivers (.t)
TSTFILES := $(patsubst %.c,%.t,$(SRCFILES))
# All regression test drivers (.r)
REGFILES := $(filter-out $(patsubst %,functions/_PDCLIB/%.r,$(INTFILES)),$(patsubst %.c,%.r,$(SRCFILES)))
# All dependency files (.d)
DEPFILES := $(patsubst %.c,%.d,$(SRCFILES))
# All files belonging to the source distribution
ALLFILES := $(SRCFILES) $(HDRFILES) $(AUXFILES)

# All files in platform/$(PLATFORM)/functions/_PDCLIB (for development only)
PATCHFILES1 := $(shell ls platform/$(PLATFORM)/functions/_PDCLIB/*.c)
# All files in platform/$(PLATFORM)/functions/stdlib (for development only)
PATCHFILES2 := $(shell ls platform/$(PLATFORM)/functions/stdlib/*.c)
# All files in platform/$(PLATFORM)/functions/stdio (for development only)
PATCHFILES3 := $(shell ls platform/$(PLATFORM)/functions/stdio/*.c)

WARNINGS := -Wall -Wextra -pedantic -Wno-unused-parameter -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs -Winline -Wno-long-long -fno-builtin 
CFLAGS := -g -std=c99 -I./internals -I./testing $(WARNINGS) $(USERFLAGS)

.PHONY: all clean srcdist bindist test tests testdrivers regtests regtestdrivers todos fixmes find links unlink help

all: pdclib.a testdrivers regtestdrivers
        @echo
        @echo "========================"
        @echo "Executing library tests:"
        @echo "========================"
        @echo
        @$(MAKE) tests | grep -v "^ TST" | grep -v "^Failed"
        @echo
        @echo "==========================="
        @echo "Executing regression tests:"
        @echo "==========================="
        @echo
        @$(MAKE) regtests | grep -v "^ RTST" | grep -v "^Failed"

pdclib.a: $(OBJFILES)
        @echo " AR      $@"
        @ar rc pdclib.a $?
        @echo

test: functions/$(FILE)
        functions/$(FILE)

tests: testdrivers
        -@rc=0; count=0; failed=""; for file in $(TSTFILES); do echo " TST      $$file"; ./$$file; test=$$?; if [ $$test != 0 ]; then rc=`expr $$rc + $$test`; failed="$$failed $$file"; fi; count=`expr $$count + 1`; done; echo; echo "Tests executed (linking PDCLib): $$count  Tests failed: $$rc"; echo; for file in $$failed; do echo "Failed: $$file"; done; echo

testdrivers: $(TSTFILES)
        @echo

regtests: regtestdrivers
        -@rc=0; count=0; failed=""; for file in $(REGFILES); do echo " RTST     $$file"; ./$$file; test=$$?; if [ $$test != 0 ]; then rc=`expr $$rc + $$test`; failed="$$failed $$file"; fi; count=`expr $$count + 1`; done; echo; echo "Tests executed (linking system libc): $$count  Tests failed: $$rc"; echo; for file in $$failed; do echo "Failed: $$file"; done; echo

regtestdrivers: $(REGFILES)
        @echo

-include $(DEPFILES)

clean:
        @for file in $(OBJFILES) $(DEPFILES) $(TSTFILES) $(REGFILES) pdclib.a pdclib.tgz scanf_testdata_*; do if [ -f $$file ]; then rm $$file; fi; done

srcdist:
        @tar czf pdclib.tgz $(ALLFILES)

todos:
        -@for file in $(ALLFILES); do grep -H TODO $$file; done; true

fixmes:
        -@for file in $(ALLFILES); do grep -H FIXME $$file; done; true

find:
        @find functions/ includes/ internals/ platform/ -name "*\.[ch]" -type f | xargs grep $$FIND

links:
        @echo "Linking platform/$(PLATFORM)..."
        @cd internals && ln -s ../platform/$(PLATFORM)/internals/_PDCLIB_config.h
        @cd includes && ln -s ../platform/$(PLATFORM)/includes/float.h
        @cd testing && ln -s ../platform/$(PLATFORM)/testing/printf_reference.txt
        @cd functions/_PDCLIB && for file in $(PATCHFILES1); do basfile=`basename $$file`; if [ ! -f $$basfile ]; then ln -s `ls ../../$$file` .; fi; done
        @cd functions/stdlib && for file in $(PATCHFILES2); do basfile=`basename $$file`; if [ ! -f $$basfile ]; then ln -s `ls ../../$$file` .; fi; done
        @cd functions/stdio && for file in $(PATCHFILES3); do basfile=`basename $$file`; if [ ! -f $$basfile ]; then ln -s `ls ../../$$file` .; fi; done

unlink:
        @echo "Unlinking platform files..."
        @if [ -f internals/_PDCLIB_config.h ]; then rm internals/_PDCLIB_config.h; fi
        @if [ -f includes/float.h ]; then rm includes/float.h; fi
        @if [ -f testing/printf_reference.txt ]; then rm testing/printf_reference.txt; fi
        @cd functions/_PDCLIB && for file in $(PATCHFILES1); do basfile=`basename $$file`; if [ -f $$basfile ]; then rm $$basfile; fi; done
        @cd functions/stdlib && for file in $(PATCHFILES2); do basfile=`basename $$file`; if [ -f $$basfile ]; then rm $$basfile; fi; done
        @cd functions/stdio && for file in $(PATCHFILES3); do basfile=`basename $$file`; if [ -f $$basfile ]; then rm $$basfile; fi; done

help:
        @echo "Available make targets:"
        @echo
        @echo "all              - build pdclib.a"
        @echo "clean            - remove all object files, dependency files and test drivers"
        @echo "srcdist          - build pdclib.tgz (source tarball)"
        @echo "test             - test a single testdriver (Usage: FILE=\"test.[rt]\" make test)"
        @echo "tests            - build and run test drivers (link pdclib.a)"
        @echo "  testdrivers    - build but do not run test drivers"
        @echo "regtests         - build and run regression test drivers (link system clib)"
        @echo "  regtestdrivers - build but do not run regression test drivers"
        @echo "todos            - list all TODO comments in the sources"
        @echo "fixmes           - list all FIXME comments in the sources"
        @echo "find             - find a phrase in the sources (Usage: FIND=\"phrase\" make find)"
        @echo "links            - link platform files (development only)"
        @echo "unlink           - remove links to platform files (development only)"
        @echo "%.o              - build an individual object file"
        @echo "%.t              - build an individual test driver"
        @echo "%.r              - build an individual regression test driver"
        @echo "help             - print this list"
        @echo
        @echo "Any additional compiler flags you want to use can be passed as USERFLAGS"
        @echo "(Usage: USERFLAGS=\"flags\" make [...])."

%.o: %.c Makefile
        @echo " CC      $(patsubst functions/%,%,$@)"
        @$(CC) $(CFLAGS) -MMD -MP -MT "$*.d $*.t $*.o" -I./includes -c $< -o $@

%.t: %.c Makefile pdclib.a
        @echo " CC      $(patsubst functions/%,%,$@)"
        @$(CC) $(CFLAGS) -DTEST -I./includes $< pdclib.a -o $@

%.r: %.c Makefile
        @echo " CC      $(patsubst functions/%,%,$@)"
        @$(CC) $(CFLAGS) -Wno-format -DTEST -DREGTEST $< -o $@