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makesetup
#! /bin/sh # Convert templates into Makefile and config.c, based on the module # definitions found in the file Setup. # # Usage: makesetup [-s dir] [-c file] [-m file] [Setup] ... [-n [Setup] ...] # # Options: # -s directory: alternative source directory (default .) # -l directory: library source directory (default derived from $0) # -c file: alternative config.c template (default $libdir/config.c.in) # -c -: don't write config.c # -m file: alternative Makefile template (default ./Makefile.pre) # -m -: don't write Makefile # # Remaining arguments are one or more Setup files (default ./Setup). # Setup files after a -n option are used for their variables, modules # and libraries but not for their .o files. # # See Setup.dist for a description of the format of the Setup file. # # The following edits are made: # # Copying config.c.in to config.c: # - insert an identifying comment at the start # - for each <module> mentioned in Setup before *noconfig*: # + insert 'extern void init<module>(void);' before MARKER 1 # + insert '{"<module>", initmodule},' before MARKER 2 # # Copying Makefile.pre to Makefile: # - insert an identifying comment at the start # - replace _MODOBJS_ by the list of objects from Setup (except for # Setup files after a -n option) # - replace _MODLIBS_ by the list of libraries from Setup # - for each object file mentioned in Setup, append a rule # '<file>.o: <file>.c; <build commands>' to the end of the Makefile # - for each module mentioned in Setup, append a rule # which creates a shared library version to the end of the Makefile # - for each variable definition found in Setup, insert the definition # before the comment 'Definitions added by makesetup' # Loop over command line options usage=' usage: makesetup [-s srcdir] [-l libdir] [-c config.c.in] [-m Makefile.pre] [Setup] ... [-n [Setup] ...]' srcdir='.' libdir='' config='' makepre='' noobjects='' doconfig=yes while : do case $1 in -s) shift; srcdir=$1; shift;; -l) shift; libdir=$1; shift;; -c) shift; config=$1; shift;; -m) shift; makepre=$1; shift;; --) shift; break;; -n) noobjects=yes;; -*) echo "$usage" 1>&2; exit 2;; *) break;; esac done # Set default libdir and config if not set by command line # (Not all systems have dirname) case $libdir in '') case $0 in */*) libdir=`echo $0 | sed 's,/[^/]*$,,'`;; *) libdir=.;; esac;; esac case $config in '') config=$libdir/config.c.in;; esac case $makepre in '') makepre=Makefile.pre;; esac # Newline for sed i and a commands NL='\ ' # Setup to link with extra libraries when making shared extensions. # Currently, only Cygwin needs this baggage. case `uname -s` in CYGWIN*) if test $libdir = . then ExtraLibDir=. else ExtraLibDir='$(LIBPL)' fi ExtraLibs="-L$ExtraLibDir -lpython\$(VERSION)";; esac # Main loop for i in ${*-Setup} do case $i in -n) echo '*noobjects*';; *) echo '*doconfig*'; cat "$i";; esac done | sed -e 's/[ ]*#.*//' -e '/^[ ]*$/d' | ( rulesf="@rules.$$" trap 'rm -f $rulesf' 0 1 2 3 echo " # Rules appended by makedepend " >$rulesf DEFS= MODS= SHAREDMODS= OBJS= LIBS= LOCALLIBS= BASELIBS= while read line do # to handle backslashes for sh's that don't automatically # continue a read when the last char is a backslash while echo $line | grep '\\$' > /dev/null do read extraline line=`echo $line| sed s/.$//`$extraline done # Output DEFS in reverse order so first definition overrides case $line in *=*) DEFS="$line$NL$DEFS"; continue;; 'include '*) DEFS="$line$NL$DEFS"; continue;; '*noobjects*') case $noobjects in yes) ;; *) LOCALLIBS=$LIBS; LIBS=;; esac noobjects=yes; continue;; '*doconfig*') doconfig=yes; continue;; '*static*') doconfig=yes; continue;; '*noconfig*') doconfig=no; continue;; '*shared*') doconfig=no; continue;; esac srcs= cpps= libs= mods= skip= for arg in $line do case $skip in libs) libs="$libs $arg"; skip=; continue;; cpps) cpps="$cpps $arg"; skip=; continue;; srcs) srcs="$srcs $arg"; skip=; continue;; esac case $arg in -framework) libs="$libs $arg"; skip=libs; # OSX/OSXS/Darwin framework link cmd ;; -[IDUCfF]*) cpps="$cpps $arg";; -Xcompiler) skip=cpps;; -Xlinker) libs="$libs $arg"; skip=libs;; -rpath) libs="$libs $arg"; skip=libs;; --rpath) libs="$libs $arg"; skip=libs;; -[A-Zl]*) libs="$libs $arg";; *.a) libs="$libs $arg";; *.so) libs="$libs $arg";; *.sl) libs="$libs $arg";; /*.o) libs="$libs $arg";; *.def) libs="$libs $arg";; *.o) srcs="$srcs `basename $arg .o`.c";; *.[cC]) srcs="$srcs $arg";; *.m) srcs="$srcs $arg";; # Objective-C src *.cc) srcs="$srcs $arg";; *.c++) srcs="$srcs $arg";; *.cxx) srcs="$srcs $arg";; *.cpp) srcs="$srcs $arg";; \$*) libs="$libs $arg" cpps="$cpps $arg";; *.*) echo 1>&2 "bad word $arg in $line" exit 1;; -u) skip=libs; libs="$libs -u";; [a-zA-Z_]*) mods="$mods $arg";; *) echo 1>&2 "bad word $arg in $line" exit 1;; esac done case $doconfig in yes) LIBS="$LIBS $libs" MODS="$MODS $mods" ;; esac case $noobjects in yes) continue;; esac objs='' for src in $srcs do case $src in *.c) obj=`basename $src .c`.o; cc='$(CC)';; *.cc) obj=`basename $src .cc`.o; cc='$(CXX)';; *.c++) obj=`basename $src .c++`.o; cc='$(CXX)';; *.C) obj=`basename $src .C`.o; cc='$(CXX)';; *.cxx) obj=`basename $src .cxx`.o; cc='$(CXX)';; *.cpp) obj=`basename $src .cpp`.o; cc='$(CXX)';; *.m) obj=`basename $src .m`.o; cc='$(CC)';; # Obj-C *) continue;; esac obj="$srcdir/$obj" objs="$objs $obj" case $src in glmodule.c) ;; /*) ;; \$*) ;; *) src='$(srcdir)/'"$srcdir/$src";; esac case $doconfig in no) cc="$cc \$(CCSHARED) \$(CFLAGS) \$(CPPFLAGS)";; *) cc="$cc \$(PY_CFLAGS)";; esac rule="$obj: $src; $cc $cpps -c $src -o $obj" echo "$rule" >>$rulesf done case $doconfig in yes) OBJS="$OBJS $objs";; esac for mod in $mods do case $objs in *$mod.o*) base=$mod;; *) base=${mod}module;; esac file="$srcdir/$base\$(DEBUG_EXT)\$(SO)" case $doconfig in no) SHAREDMODS="$SHAREDMODS $file";; esac rule="$file: $objs" rule="$rule; \$(BLDSHARED) $objs $libs $ExtraLibs -o $file" echo "$rule" >>$rulesf done done case $SHAREDMODS in '') ;; *) DEFS="SHAREDMODS=$SHAREDMODS$NL$DEFS";; esac case $noobjects in yes) BASELIBS=$LIBS;; *) LOCALLIBS=$LIBS;; esac LIBS='$(LOCALMODLIBS) $(BASEMODLIBS)' DEFS="BASEMODLIBS=$BASELIBS$NL$DEFS" DEFS="LOCALMODLIBS=$LOCALLIBS$NL$DEFS" EXTDECLS= INITBITS= for mod in $MODS do EXTDECLS="${EXTDECLS}extern void init$mod(void);$NL" INITBITS="${INITBITS} {\"$mod\", init$mod},$NL" done case $config in -) ;; *) sed -e " 1i$NL/* Generated automatically from $config by makesetup. */ /MARKER 1/i$NL$EXTDECLS /MARKER 2/i$NL$INITBITS " $config >config.c ;; esac case $makepre in -) ;; *) sedf="@sed.in.$$" trap 'rm -f $sedf' 0 1 2 3 echo "1i\\" >$sedf str="# Generated automatically from $makepre by makesetup." echo "$str" >>$sedf echo "s%_MODOBJS_%$OBJS%" >>$sedf echo "s%_MODLIBS_%$LIBS%" >>$sedf echo "/Definitions added by makesetup/a$NL$NL$DEFS" >>$sedf sed -f $sedf $makepre >Makefile cat $rulesf >>Makefile rm -f $sedf ;; esac rm -f $rulesf )
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