diff options
Diffstat (limited to 'contrib/libf2c/Makefile.in')
| -rw-r--r-- | contrib/libf2c/Makefile.in | 115 |
1 files changed, 96 insertions, 19 deletions
diff --git a/contrib/libf2c/Makefile.in b/contrib/libf2c/Makefile.in index ced3dd7..790e6cd 100644 --- a/contrib/libf2c/Makefile.in +++ b/contrib/libf2c/Makefile.in @@ -34,6 +34,14 @@ gcc_version_trigger = @gcc_version_trigger@ libdir = $(exec_prefix)/lib libsubdir = $(libdir)/gcc-lib/$(target_alias)/$(gcc_version) +# Multilib support variables. +MULTISRCTOP = +MULTIBUILDTOP = +MULTIDIRS = +MULTISUBDIR = +MULTIDO = true +MULTICLEAN = true + # Not configured per top-level version, since that doesn't get passed # down at configure time, but overrridden by the top-level install # target. @@ -59,7 +67,12 @@ FLAGS_TO_PASS= \ AR='$(AR)' \ RANLIB='$(RANLIB)' \ PICFLAG='$(PICFLAG)' \ - RUNTESTFLAGS='$(RUNTESTFLAGS)' + RUNTESTFLAGS='$(RUNTESTFLAGS)' \ + prefix='$(prefix)' \ + exec_prefix='$(exec_prefix)' \ + libdir='$(libdir)' \ + libsubdir='$(libsubdir)' \ + tooldir='$(tooldir)' LIBG2C = libg2c.a @@ -67,21 +80,60 @@ SUBDIRS = libI77 libF77 libU77 F2CEXT = abort derf derfc ef1asc ef1cmc erf erfc exit getarg getenv iargc \ signal system flush ftell fseek access besj0 besj1 besjn besy0 besy1 \ - besyn chdir chmod ctime date dbesj0 dbesj1 dbesjn dbesy0 dbesy1 dbesyn \ + besyn chdir chmod ctime dbesj0 dbesj1 dbesjn dbesy0 dbesy1 dbesyn \ dtime etime fdate fgetc fget flush1 fnum fputc fput fstat gerror \ getcwd getgid getlog getpid getuid gmtime hostnm idate ierrno irand \ isatty itime kill link lnblnk lstat ltime mclock perror rand rename \ secnds second sleep srand stat symlnk time ttynam umask unlink \ - vxtidt vxttim alarm - -# These dependencies can be satisfied in parallel. The [fiu]77 -# targets update stamp files which the $(LIBG2C) target checks in the -# sub-make. (Probably only one stamp file is really needed.) -all: i77 f77 u77 s-libe77 + vxttim alarm \ + date_y2kbuggy date_y2kbug vxtidt_y2kbuggy vxtidt_y2kbug + +.SUFFIXES: + +# The logic here is partly dictated by the desire to keep the lib?77 +# subdirs for compatibility with the Netlib version and because libU77 +# has a different copyright; then the libe77 bit (EXTERNALly-callable +# versions) is funny. Given that, as well as keeping things as simple +# as possible we want (at least) the following: +# * Allow make to be run at the top level (all-target-libf2c), at this +# level, or the subdirs of this level. In the latter case we only +# compile, rather than updating libg2c.a; +# * A robust set of dependencies, so that we rebuild (as little as +# possible) if a configuration file, g2c.h or any lib?77/*.c file +# changes; +# * Avoid unnecessary running of ar and ranlib; +# * Expose parallelism where reasonable, but not as a priority. + +# The intended top-level target here does a non-multilib build (via +# the dependency) and then (perhaps) builds multilibs. + +all: all-unilib + $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO="all-unilib" + +# `all-unilib' is the overall target in the absence of multilibs, +# meant to be invoked via multi-do for multilibs. + +# Its dependencies can be satisfied in parallel. The [fiu]77 targets +# update stamp files (see the subdir makefiles) which the $(LIBG2C) +# target checks in the sub make to decide whether to run ar/ranlib. +# (Probably only one stamp file is really needed.) The stamp files +# s-lib[fiu]77 are intentionally not targets, since we're only meant +# to come in at the level of this target. The [fiu]77 targets always +# invoke sub makes to check dependencies in the subdirs, else we'd +# have to maintain them at this level; we live with the overhead of +# some recursive makes which may do nothing. + +all-unilib: i77 f77 u77 s-libe77 $(MAKE) $(FLAGS_TO_PASS) $(LIBG2C) i77 f77 u77: g2c.h +# This target should normally only get invoked via `all-unilib' -- +# after all's well in the subdirs -- actually to assemble the library. +# The stamp file dependencies are just to check whether libg2c.a is +# up-to-date (to avoid running ar regardless) -- the files should +# always have been created by a successful `all-unilib'. + $(LIBG2C): s-libi77 s-libf77 s-libu77 s-libe77 rm -f $(LIBG2C) set -e; \ @@ -113,6 +165,8 @@ s-libe77: f2cext.c done echo timestamp >s-libe77 +f2cext.c: g2c.h + ${srcdir}/configure: configure.in rm -f config.cache cd $(srcdir) && autoconf @@ -128,7 +182,7 @@ g2c.h: g2c.hin config.status Makefile # $(srcdir)/../move-if-change g2c.h g2c.x && mv g2c.x g2c.h Makefile: Makefile.in config.status -# Autoconf doc uses `./config.status'. Is there a good reason to use +# Autoconf doc uses `./config.status'. Is there a good reason to use $(SHELL)? $(SHELL) config.status config.status: configure $(gcc_version_trigger) @@ -143,9 +197,9 @@ check: cd libU77; $(MAKE) G77DIR=../../../gcc/ check install: all - $(INSTALL_DATA) $(LIBG2C) $(libsubdir)/$(LIBG2C).n - ( cd $(libsubdir) ; $(RANLIB) $(LIBG2C).n ) - mv -f $(libsubdir)/$(LIBG2C).n $(libsubdir)/$(LIBG2C) + $(INSTALL_DATA) $(LIBG2C) $(libsubdir)/$(MULTISUBDIR)/$(LIBG2C).n + ( cd $(libsubdir)/$(MULTISUBDIR) ; $(RANLIB) $(LIBG2C).n ) + mv -f $(libsubdir)/$(MULTISUBDIR)/$(LIBG2C).n $(libsubdir)/$(MULTISUBDIR)/$(LIBG2C) $(INSTALL_DATA) g2c.h $(libsubdir)/include/g2c.h @if [ -f f2c-install-ok -o -f $(srcdir)/f2c-install-ok ]; then \ echo ''; \ @@ -156,25 +210,31 @@ install: all echo ' f2c-install-ok in the source or build directory.)'; \ echo ''; \ else true; fi + $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO="$@" install-strip: $(MAKE) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' install uninstall: - rm -f $(libsubdir)/include/g2c.h $(libsubdir)/$(LIBG2C) + rm -f $(libsubdir)/$(MULTISUBDIR)/include/g2c.h $(libsubdir)/$(MULTISUBDIR)/$(LIBG2C) + $(MULTIDO) $(FLAGS_TO_PASS) multi-do DO="$@" mostlyclean: rm -f $(LIBG2C) - for i in $(SUBDIRS); do (cd $$i && $(MAKE) mostlyclean); done - rm -fr libE77 + $(MAKE) DO=$@ DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do; \ + $(MULTICLEAN) multi-clean DO=$@ + rm -fr libE77 s-libe77 clean: mostlyclean rm -f config.log - for i in $(SUBDIRS); do (cd $$i && $(MAKE) clean); done + $(MAKE) DO=$@ DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do; \ + $(MULTICLEAN) multi-clean DO=$@ distclean: clean - rm -f Makefile config.cache config.status g2c.h s-libe77 - for i in $(SUBDIRS); do (cd $$i && $(MAKE) distclean); done + rm -f g2c.h s-libe77 + $(MAKE) DO=$@ DODIRS="$(SUBDIRS)" $(FLAGS_TO_PASS) subdir_do; \ + $(MULTICLEAN) multi-clean DO=distclean + rm -f config.cache config.status Makefile maintainer-clean: @@ -182,4 +242,21 @@ rebuilt: configure .PHONY: rebuilt mostlyclean clean distclean maintainer-clean all \ i77 f77 u77 check uninstall install-strip dist \ - installcheck installdirs + installcheck installdirs all-unilib + +subdir_do: + @rootpre=`pwd`/; export rootpre; \ + srcrootpre=`cd $(srcdir); pwd`/; export srcrootpre; \ + for i in .. $(DODIRS); do \ + if [ x$$i != x.. ]; then \ + if [ -f ./$$i/Makefile ]; then \ + if (cd ./$$i; $(MAKE) $(FLAGS_TO_PASS) $(DO)); then \ + true; \ + else \ + exit 1; \ + fi; \ + else true; fi; \ + else true; fi; \ + done + +# multidoings may be added here by configure. |
