Makefile

   1 MUSL=../musl
   2
   3 all: tables sizeof
   4
   5 clean:
   6         rm -f sizeof*.o sizeof-glibc sizeof-musl sizeof.diff tab_*.html
   7
   8 tables: tags syms
   9         MUSL=$(MUSL) ./tab_c99.sh
  10         MUSL=$(MUSL) ./tab_posix.sh
  11
  12 tags:
  13         MUSL=$(MUSL) ./maketags.sh
  14
  15 syms:
  16         MUSL=$(MUSL) ./makesyms.sh
  17
  18 sizeof: sizeof-glibc sizeof-musl
  19         ./sizeof-glibc >data/glibc.sizeof
  20         ./sizeof-musl >data/musl.sizeof
  21         diff -u data/glibc.sizeof data/musl.sizeof >sizeof.diff || true
  22
  23 LIBGCC=`gcc -print-file-name=libgcc.a |sed 's,/libgcc.a$$,,'`
  24 # when compiling with pcc
  25 #PCC=`pcc -v foobar.o 2>&1 |sed -n 's,.* \([^ ]*\)/lib/crtbegin.o.*,\1,p'`
  26
  27 sizeof-glibc: sizeof.c
  28         gcc -o $@ $<
  29 sizeof-musl: sizeof.c
  30         gcc -std=gnu99 -nostdinc -fno-stack-protector -isystem $(MUSL)/include -isystem $(LIBGCC) -c -o $@.o $<
  31         ld -o $@ $@.o $(MUSL)/lib/crti.o $(MUSL)/lib/crt1.o $(MUSL)/lib/crtn.o -L$(MUSL)/lib -lc -L$(LIBGCC) -lgcc -nostdlib
  32 #       ld -o $@ $@.o $(MUSL)/lib/crti.o $(MUSL)/lib/crt1.o $(MUSL)/lib/crtn.o -L$(MUSL)/lib -lc -dynamic-linker $(MUSL)/lib/libc.so -L$(LIBGCC) -lgcc -nostdlib
  33 #       pcc -nostdinc -isystem $(MUSL)/include -isystem $(PCC)/include -c -o $@.o $<
  34 #       ld -X -d -e _start -Bstatic -o $@ $@.o $(MUSL)/lib/crti.o $(MUSL)/lib/crt1.o $(PCC)/lib/crtbegin.o $(PCC)/lib/crtend.o -L$(MUSL)/lib -lc -L$(PCC)/lib -lpcc -nostdlib