diff options
Diffstat (limited to 'wlp/module/makesetup')
-rwxr-xr-x | wlp/module/makesetup | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/wlp/module/makesetup b/wlp/module/makesetup new file mode 100755 index 0000000..0fefcff --- /dev/null +++ b/wlp/module/makesetup @@ -0,0 +1,261 @@ +#! /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 derived from $0) +# -c file: alternative config.c template (default $srcdir/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.in 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>();' 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] [-c config.c.in] [-m Makefile.pre] + [Setup] ... [-n [Setup] ...]' +srcdir='' +config='' +makepre='' +noobjects='' +doconfig=yes +while : +do + case $1 in + -s) shift; srcdir=$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 srcdir and config if not set by command line +# (Not all systems have dirname) +case $srcdir in +'') case $0 in + */*) srcdir=`echo $0 | sed 's,/[^/]*$,,'`;; + *) srcdir=.;; + esac;; +esac +case $config in +'') config=$srcdir/config.c.in;; +esac +case $makepre in +'') makepre=Makefile.pre;; +esac + +# Newline for sed i and a commands +NL='\ +' + +# 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 + # 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 + -[IDUC]*) cpps="$cpps $arg";; + -Xlinker) 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";; + *.o) srcs="$srcs `basename $arg .o`.c";; + *.[cC]) srcs="$srcs $arg";; + *.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='$(CCC)';; + *.c++) obj=`basename $src .c++`.o; cc='$(CCC)';; + *.C) obj=`basename $src .C`.o; cc='$(CCC)';; + *.cxx) obj=`basename $src .cxx`.o; cc='$(CCC)';; + *.cpp) obj=`basename $src .cpp`.o; cc='$(CCC)';; + *) continue;; + esac + objs="$objs $obj" + case $src in + glmodule.c) ;; + /*) ;; + *) src='$(srcdir)/'$src;; + esac + case $doconfig in + no) cc="$cc \$(CCSHARED)";; + esac + rule="$obj: $src; $cc $cpps \$(CFLAGS) -c $src" + 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="$base\$(SO)" + case $doconfig in + no) SHAREDMODS="$SHAREDMODS $file";; + esac + rule="$file: $objs" + rule="$rule; \$(LDSHARED) $objs $libs -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();$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 +) |