diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2005-01-25 03:17:00 +0000 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2005-01-25 03:17:00 +0000 |
| commit | 130697527bfd32f3a6a6e4dfcc1e80c0cdfa0b37 (patch) | |
| tree | 5725aece2271bb7b95dea27faff912df97db74fe /libc/Makefile | |
| parent | dd8d43ce314931a24533715977385d68d1827b4d (diff) | |
merge parallel build support
Diffstat (limited to 'libc/Makefile')
| -rw-r--r-- | libc/Makefile | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/libc/Makefile b/libc/Makefile index c37f11882..17937bbc8 100644 --- a/libc/Makefile +++ b/libc/Makefile @@ -37,10 +37,33 @@ DIRS = misc pwd_grp stdio string termios inet signal stdlib sysdeps unistd VERSION_SCRIPT:=${shell if [ -f sysdeps/linux/$(TARGET_ARCH)/libc.map ] ; then \ echo "--version-script sysdeps/linux/$(TARGET_ARCH)/libc.map"; fi} -all: halfclean $(LIBNAME) $(DO_SHARED) +LIBNAME_TARGET:=$(TOPDIR)lib/$(LIBNAME) +all: halfclean $(LIBNAME_TARGET) $(DO_SHARED) + +# Some functions are duplicated across subdirs, and when you pass $(AR) +# the same object file more than once, it'll add it to the archive multiple +# times (boo!). So what we do here is: +# - import all the objects (thus we may have dupes) +# - delete all the dupes +# - re-import certain objects based upon preference +# - the sysdeps dir should override all other symbols for example +# We need to use shell globbing with obj.* because if we use make's wildcard, +# the wildcard will be evaluated when `make` is run instead of when the make +# target is evaluated. That means if you run `rm obj.* ; make`, the wildcard +# will evaluate to no files :(. $(LIBNAME) ar-target: subdirs + objs=`cat obj.*` ; $(AR) $(ARFLAGS) $(LIBNAME) $$objs + objs=`cat obj.*` ; $(AR) dN 2 $(LIBNAME) $$objs + @for objfile in obj.signal obj.string.generic obj.string \ + obj.sysdeps.$(TARGET_ARCH) obj.sysdeps.common ; do \ + echo $(AR) $(ARFLAGS) $(LIBNAME) $$objfile ; \ + objs=`cat $$objfile` ; \ + $(AR) $(ARFLAGS) $(LIBNAME) $$objs || exit 1 ; \ + done $(RANLIB) $(LIBNAME) + +$(LIBNAME_TARGET): $(LIBNAME) $(INSTALL) -d $(TOPDIR)lib $(RM) $(TOPDIR)lib/$(LIBNAME) $(INSTALL) -m 644 $(LIBNAME) $(TOPDIR)lib @@ -67,6 +90,7 @@ tags: clean: subdirs_clean halfclean @$(RM) -r tmp $(RM) include/asm include/linux include/bits + $(RM) obj.* subdirs: $(patsubst %, _dir_%, $(DIRS)) subdirs_clean: $(patsubst %, _dirclean_%, $(DIRS)) |