#! /bin/sh
-case $CONFIG in
+case $CONFIGDOTSH in
'')
if test -f config.sh; then TOP=.;
elif test -f ../config.sh; then TOP=..;
case "$useshrplib" in
true)
# Prefix all runs of 'miniperl' and 'perl' with
- # $ldlibpth so that ./perl finds *this* libperl.so.
+ # $ldlibpth so that ./perl finds *this* shared libperl.
ldlibpth="LD_LIBRARY_PATH=`pwd`:$LD_LIBRARY_PATH"
pldlflags="$cccdlflags"
- # NeXT-4 specific stuff. Can't we do this in the hint file?
case "${osname}${osvers}" in
next4*)
ld=libtool
lddlflags="-dynamic -undefined warning -framework System \
-compatibility_version 1 -current_version $patchlevel \
-prebind -seg1addr 0x27000000 -install_name \$(shrpdir)/\$@"
- # NeXT uses a different name.
- ldlibpth="DYLD_LIBRARY_PATH=`pwd`:$DYLD_LIBRARY_PATH"
;;
- os2*) # OS/2 doesn't need anything special for LD_LIBRARY_PATH.
- ldlibpth=''
+ cygwin*)
+ linklibperl="-lperl"
;;
- sunos*|freebsd[23]*|netbsd*)
+ sunos*)
linklibperl="-lperl"
;;
+ netbsd*|freebsd[234]*|openbsd*)
+ linklibperl="-L. -lperl"
+ ;;
aix*)
shrpldflags="-H512 -T512 -bhalt:4 -bM:SRE -bE:perl.exp"
case "$osvers" in
- 3*)
- shrpldflags="$shrpldflags -e _nostart $ldflags $libs $cryptlib"
+ 3*) shrpldflags="$shrpldflags -e _nostart"
;;
- *)
- shrpldflags="$shrpldflags -b noentry $ldflags $libs $cryptlib"
+ *) shrpldflags="$shrpldflags -b noentry"
;;
esac
- aixinstdir=`pwd | sed 's/\/UU$//'`
- linklibperl="-L $archlibexp/CORE -L $aixinstdir -lperl"
+ shrpldflags="$shrpldflags $ldflags $libs $cryptlib"
+ linklibperl="-L $archlibexp/CORE -L `pwd | sed 's/\/UU$//'` -lperl"
;;
- hpux10*)
- linklibperl="-L `pwd | sed 's/\/UU$//'` -Wl,+b$archlibexp/CORE -lperl"
+ hpux*)
+ linklibperl="-L `pwd | sed 's/\/UU$//'` -Wl,+s -Wl,+b$archlibexp/CORE -lperl"
;;
esac
+ case "$ldlibpthname" in
+ '') ;;
+ *)
+ case "$osname" in
+ os2)
+ ldlibpth=''
+ ;;
+ rhapsody)
+ eval "ldlibpth=\"$ldlibpthname=`pwd`/Perl:\$$ldlibpthname\""
+ ;;
+ *)
+ eval "ldlibpth=\"$ldlibpthname=`pwd`:\$$ldlibpthname\""
+ ;;
+ esac
+ ;;
+ esac
;;
*) pldlflags=''
;;
SHRPENV = $shrpenv
# The following is used to include the current directory in
-# LD_LIBRARY_PATH if you are building a shared libperl.so.
+# the dynamic loader path you are building a shared libperl.
LDLIBPTH = $ldlibpth
dynamic_ext = $dynamic_list
$make_set_make
# These variables may need to be manually set for non-Unix systems.
-AR = $ar
+AR = $full_ar
EXE_EXT = $_exe
LIB_EXT = $_a
OBJ_EXT = $_o
# Files to be built with variable substitution before miniperl
# is available.
sh = Makefile.SH cflags.SH config_h.SH makeaperl.SH makedepend.SH \
- makedir.SH perl_exp.SH writemain.SH
+ makedir.SH myconfig.SH writemain.SH
shextract = Makefile cflags config.h makeaperl makedepend \
- makedir perl.exp writemain
+ makedir myconfig writemain
# Files to be built with variable substitution after miniperl is
# available. Dependencies handled manually below (for now).
-pl = pod/pod2html.PL pod/pod2latex.PL pod/pod2man.PL pod/pod2text.PL
+pl = pod/pod2html.PL pod/pod2latex.PL pod/pod2man.PL pod/pod2text.PL \
+ pod/pod2usage.PL pod/podchecker.PL pod/podselect.PL
-plextract = pod/pod2html pod/pod2latex pod/pod2man pod/pod2text
+plextract = pod/pod2html pod/pod2latex pod/pod2man pod/pod2text \
+ pod/pod2usage pod/podchecker pod/podselect
addedbyconf = UU $(shextract) $(plextract) pstruct
h2 = embed.h form.h gv.h handy.h hv.h keywords.h mg.h op.h
h3 = opcode.h patchlevel.h perl.h perly.h pp.h proto.h regcomp.h
h4 = regexp.h scope.h sv.h unixish.h util.h iperlsys.h thread.h
-h5 = bytecode.h byterun.h
+h5 = utf8.h warnings.h
h = $(h1) $(h2) $(h3) $(h4) $(h5)
-c1 = $(mallocsrc) av.c scope.c op.c doop.c doio.c dump.c hv.c mg.c byterun.c
-c2 = perl.c perly.c pp.c pp_hot.c pp_ctl.c pp_sys.c regcomp.c regexec.c
-c3 = gv.c sv.c taint.c toke.c util.c deb.c run.c universal.c globals.c perlio.c
+c1 = $(mallocsrc) av.c scope.c op.c doop.c doio.c dump.c hv.c mg.c
+c2 = perl.c perly.c pp.c pp_hot.c pp_ctl.c pp_sys.c regcomp.c regexec.c utf8.c
+c3 = gv.c sv.c taint.c toke.c util.c deb.c run.c universal.c xsutils.c
+c4 = globals.c perlio.c
-c = $(c1) $(c2) $(c3) miniperlmain.c perlmain.c
+c = $(c1) $(c2) $(c3) $(c4) miniperlmain.c perlmain.c
-obj1 = $(mallocobj) gv$(OBJ_EXT) toke$(OBJ_EXT) perly$(OBJ_EXT) op$(OBJ_EXT) regcomp$(OBJ_EXT) dump$(OBJ_EXT) util$(OBJ_EXT) mg$(OBJ_EXT) byterun$(OBJ_EXT)
+obj1 = $(mallocobj) gv$(OBJ_EXT) toke$(OBJ_EXT) perly$(OBJ_EXT) op$(OBJ_EXT) regcomp$(OBJ_EXT) dump$(OBJ_EXT) util$(OBJ_EXT) mg$(OBJ_EXT)
obj2 = hv$(OBJ_EXT) av$(OBJ_EXT) run$(OBJ_EXT) pp_hot$(OBJ_EXT) sv$(OBJ_EXT) pp$(OBJ_EXT) scope$(OBJ_EXT) pp_ctl$(OBJ_EXT) pp_sys$(OBJ_EXT)
-obj3 = doop$(OBJ_EXT) doio$(OBJ_EXT) regexec$(OBJ_EXT) taint$(OBJ_EXT) deb$(OBJ_EXT) universal$(OBJ_EXT) globals$(OBJ_EXT) perlio$(OBJ_EXT)
+obj3 = doop$(OBJ_EXT) doio$(OBJ_EXT) regexec$(OBJ_EXT) utf8$(OBJ_EXT) taint$(OBJ_EXT) deb$(OBJ_EXT) universal$(OBJ_EXT) xsutils$(OBJ_EXT) globals$(OBJ_EXT) perlio$(OBJ_EXT)
obj = $(obj1) $(obj2) $(obj3) $(ARCHOBJS)
$(CCCMD) $(PLDLFLAGS) $*.c
perlmain.c: miniperlmain.c config.sh $(FIRSTMAKEFILE)
- sh writemain $(DYNALOADER) $(static_ext) > tmp
- sh mv-if-diff tmp perlmain.c
+ sh writemain $(DYNALOADER) $(static_ext) > writemain.tmp
+ sh mv-if-diff writemain.tmp perlmain.c
perlmain$(OBJ_EXT): perlmain.c
$(CCCMD) $(PLDLFLAGS) $*.c
# How to build libperl. This is still rather convoluted.
# Load up custom Makefile.SH fragment for shared loading and executables:
-if test -r $osname/Makefile.SHs ; then
- . $osname/Makefile.SHs
+case "$osname" in
+cygwin*)
+ Makefile_s="cygwin/Makefile.SHs"
+ ;;
+*)
+ Makefile_s="$osname/Makefile.SHs"
+ ;;
+esac
+
+case "$osname" in
+aix)
+ $spitshell >>Makefile <<!GROK!THIS!
+LIBS = $libs
+# In AIX we need to change this for building Perl itself from
+# its earlier definition (which is for building external
+# extensions *after* Perl has been built and installed)
+CCDLFLAGS = `echo $ccdlflags|sed -e 's@-bE:.*/perl\.exp@-bE:perl.exp@'`
+
+!GROK!THIS!
+ case "$useshrplib" in
+ define|true|[yY]*)
+ $spitshell >>Makefile <<'!NO!SUBS!'
+
+LIBPERL_NONSHR = libperl_nonshr$(LIB_EXT)
+MINIPERL_NONSHR = miniperl_nonshr$(EXE_EXT)
+
+$(LIBPERL_NONSHR): perl$(OBJ_EXT) $(obj)
+ $(RMS) $(LIBPERL_NONSHR)
+ $(AR) rcu $(LIBPERL_NONSHR) perl$(OBJ_EXT) $(obj)
+
+$(MINIPERL_NONSHR): $(LIBPERL_NONSHR) miniperlmain$(OBJ_EXT)
+ $(CC) $(LDFLAGS) -o $(MINIPERL_NONSHR) miniperlmain$(OBJ_EXT) $(LIBPERL_NONSHR) $(LIBS)
+
+MINIPERLEXP = $(MINIPERL_NONSHR)
+
+LIBPERLEXPORT = perl.exp
+
+!NO!SUBS!
+
+ ;;
+ *)
+ $spitshell >>Makefile <<'!NO!SUBS!'
+MINIPERLEXP = miniperl$(EXE_EXT)
+
+PERLEXPORT = perl.exp
+
+!NO!SUBS!
+ ;;
+ esac
+ $spitshell >>Makefile <<'!NO!SUBS!'
+perl.exp: $(MINIPERLEXP) makedef.pl config.sh $(SYM) $(SYMH)
+ ./$(MINIPERLEXP) makedef.pl PLATFORM=aix | sort -u | sort -f > perl.exp.tmp
+ sh mv-if-diff perl.exp.tmp perl.exp
+
+!NO!SUBS!
+ ;;
+os2)
+ $spitshell >>Makefile <<'!NO!SUBS!'
+MINIPERLEXP = miniperl
+
+perl5.def: $(MINIPERLEXP) makedef.pl config.sh $(SYM) $(SYMH) miniperl.map
+ ./$(MINIPERLEXP) makedef.pl PLATFORM=os2 -DPERL_DLL=$(PERL_DLL) > perl.exp.tmp
+ sh mv-if-diff perl.exp.tmp perl5.def
+
+!NO!SUBS!
+ ;;
+esac
+
+if test -r $Makefile_s ; then
+ . $Makefile_s
$spitshell >>Makefile <<!GROK!THIS!
-Makefile: $osname/Makefile.SHs
+Makefile: $Makefile_s
!GROK!THIS!
else
$spitshell >>Makefile <<'!NO!SUBS!'
-$(LIBPERL): $& perl$(OBJ_EXT) $(obj)
+$(LIBPERL): $& perl$(OBJ_EXT) $(obj) $(LIBPERLEXPORT)
!NO!SUBS!
case "$useshrplib" in
true)
$(LDLIBPTH) $(CC) $(LARGE) $(CLDFLAGS) -o miniperl miniperlmain$(OBJ_EXT) $(LLIBPERL) $(libs)
$(LDLIBPTH) ./miniperl -w -Ilib -MExporter -e 0 || $(MAKE) minitest
-perl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs
+perl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs $(PERLEXPORT)
$(SHRPENV) $(LDLIBPTH) $(CC) $(LARGE) $(CLDFLAGS) $(CCDLFLAGS) -o perl perlmain$(OBJ_EXT) $(DYNALOADER) $(static_ext) $(LLIBPERL) `cat ext.libs` $(libs)
-pureperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs
+pureperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs $(PERLEXPORT)
$(SHRPENV) $(LDLIBPTH) purify $(CC) $(LARGE) $(CLDFLAGS) $(CCDLFLAGS) -o pureperl perlmain$(OBJ_EXT) $(DYNALOADER) $(static_ext) $(LLIBPERL) `cat ext.libs` $(libs)
-purecovperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs
+purecovperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs $(PERLEXPORT)
$(SHRPENV) $(LDLIBPTH) purecov $(CC) $(LARGE) $(CLDFLAGS) $(CCDLFLAGS) -o purecovperl perlmain$(OBJ_EXT) $(DYNALOADER) $(static_ext) $(LLIBPERL) `cat ext.libs` $(libs)
-quantperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs
+quantperl: $& perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs $(PERLEXPORT)
$(SHRPENV) $(LDLIBPTH) quantify $(CC) $(LARGE) $(CLDFLAGS) $(CCDLFLAGS) -o quantperl perlmain$(OBJ_EXT) $(DYNALOADER) $(static_ext) $(LLIBPERL) `cat ext.libs` $(libs)
# This version, if specified in Configure, does ONLY those scripts which need
# checks as well as the special code to validate that the script in question
# has been invoked correctly.
-suidperl: $& sperl$(OBJ_EXT) perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs
+suidperl: $& sperl$(OBJ_EXT) perlmain$(OBJ_EXT) $(LIBPERL) $(DYNALOADER) $(static_ext) ext.libs $(PERLEXPORT)
$(SHRPENV) $(LDLIBPTH) $(CC) $(LARGE) $(CLDFLAGS) $(CCDLFLAGS) -o suidperl perlmain$(OBJ_EXT) sperl$(OBJ_EXT) $(DYNALOADER) $(static_ext) $(LLIBPERL) `cat ext.libs` $(libs)
!NO!SUBS!
# (If trying to create a new port and having problems with the configpm script,
# try 'make minitest' and/or commenting out the tests at the end of configpm.)
lib/Config.pm: config.sh miniperl configpm
- $(LDLIBPTH) ./miniperl configpm tmp
- sh mv-if-diff tmp $@
+ $(LDLIBPTH) ./miniperl configpm configpm.tmp
+ sh mv-if-diff configpm.tmp $@
lib/ExtUtils/Miniperl.pm: miniperlmain.c miniperl minimod.pl lib/Config.pm
- $(LDLIBPTH) ./miniperl minimod.pl > tmp
- sh mv-if-diff tmp $@
+ $(LDLIBPTH) ./miniperl minimod.pl > minimod.tmp
+ sh mv-if-diff minimod.tmp $@
lib/re.pm: ext/re/re.pm
rm -f $@
cd utils; $(MAKE) compile; \
cd ../x2p; $(MAKE) compile; \
cd ../pod; $(MAKE) compile; \
+ else :; \
fi
$(LDLIBPTH) ./perl installperl
# normally shouldn't remake perly.[ch].
run_byacc: FORCE
- @ echo 'Expect' 113 shift/reduce and 1 reduce/reduce conflict
$(BYACC) -d perly.y
chmod 664 perly.c
sh $(shellflags) ./perly.fixer y.tab.c perly.c
sed -e 's/fprintf *( *stderr *,/PerlIO_printf(Perl_debug_log,/g' \
-e 's/y\.tab/perly/g' perly.c >perly.tmp && mv perly.tmp perly.c
- echo 'extern YYSTYPE yylval;' >>y.tab.h
+ sed -e '/^extern YYSTYPE yy/D' y.tab.h >yh.tmp && mv yh.tmp y.tab.h
cmp -s y.tab.h perly.h && rm -f y.tab.h || mv y.tab.h perly.h
chmod 664 vms/perly_c.vms vms/perly_h.vms
perl vms/vms_yfix.pl perly.c perly.h vms/perly_c.vms vms/perly_h.vms
-@sh -c true
# No compat3.sym here since and including the 5.004_50.
-SYM = global.sym interp.sym perlio.sym thread.sym
+# No interp.sym since 5.005_03.
+SYM = global.sym globvar.sym perlio.sym pp.sym
-SYMH = perlvars.h thrdvar.h
+SYMH = perlvars.h intrpvar.h thrdvar.h
# The following files are generated automatically
# keywords.h: keywords.pl
# opcode.h: opcode.pl
-# embed.h: embed.pl global.sym interp.sym
-# byterun.h: bytecode.pl
-# byterun.c: bytecode.pl
-# lib/B/Asmdata.pm: bytecode.pl
+# pp_proto.h: opcode.pl
+# pp.sym: opcode.pl
+# embed.h: embed.pl [* needs pp.sym generated by opcode.pl! *]
+# embedvar.h: embed.pl [* needs pp.sym generated by opcode.pl! *]
+# ext/ByteLoader/byterun.h: bytecode.pl
+# ext/ByteLoader/byterun.c: bytecode.pl
+# ext/B/Asmdata.pm: bytecode.pl
+# global.sym: embed.pl
# regnodes.h: regcomp.pl
+# warnings.h lib/warnings.pm: warnings.pl
# The correct versions should be already supplied with the perl kit,
# in case you don't have perl available.
# To force them to run, type
perl embed.pl
perl bytecode.pl
perl regcomp.pl
+ perl warnings.pl
# Extensions:
# Names added to $(dynamic_ext) or $(static_ext) or $(nonxs_ext) will
rm -f *$(OBJ_EXT) *$(LIB_EXT) all perlmain.c
rm -f perl.exp ext.libs
-rm -f perl.export perl.dll perl.libexp perl.map perl.def
+ -rm -f perl.loadmap miniperl.loadmap perl.prelmap miniperl.prelmap
rm -f perl suidperl miniperl $(LIBPERL)
# Do not 'make _tidy' directly.
_tidy:
- -cd pod; $(MAKE) clean
- -cd utils; $(MAKE) clean
- -cd x2p; $(MAKE) clean
+ -cd pod; $(LDLIBPTH) $(MAKE) clean
+ -cd utils; $(LDLIBPTH) $(MAKE) clean
+ -cd x2p; $(LDLIBPTH) $(MAKE) clean
-@for x in $(DYNALOADER) $(dynamic_ext) $(static_ext) $(nonxs_ext) ; do \
- sh ext/util/make_ext clean $$x MAKE=$(MAKE) ; \
+ $(LDLIBPTH) sh ext/util/make_ext clean $$x MAKE=$(MAKE) ; \
done
rm -f testcompile compilelog
# Do not 'make _cleaner' directly.
_cleaner:
-cd os2; rm -f Makefile
- -cd pod; $(MAKE) realclean
- -cd utils; $(MAKE) realclean
- -cd x2p; $(MAKE) realclean
+ -cd pod; $(LDLIBPTH) $(MAKE) realclean
+ -cd utils; $(LDLIBPTH) $(MAKE) realclean
+ -cd x2p; $(LDLIBPTH) $(MAKE) realclean
-@for x in $(DYNALOADER) $(dynamic_ext) $(static_ext) $(nonxs_ext) ; do \
- sh ext/util/make_ext realclean $$x MAKE=$(MAKE) ; \
+ $(LDLIBPTH) sh ext/util/make_ext realclean $$x MAKE=$(MAKE) ; \
done
- rm -f *.orig */*.orig *~ */*~ core t/core t/c t/perl
+ rm -f *.orig */*.orig *~ */*~ core core.*perl.*.? *perl.core t/core t/core.perl.*.? t/*perl.core t/misctmp* t/tmp* t/Io.dup t/tmon.out t/big t/c t/perl t/nonexistent1 so_locations $(LIBPERL_NONSHR) $(MINIPERL_NONSHR)
rm -rf $(addedbyconf)
rm -f $(FIRSTMAKEFILE) $(FIRSTMAKEFILE).old
rm -f $(private)
rm -rf lib/auto
- rm -f lib/.exists
+ rm -f lib/.exists lib/*/.exists
rm -f h2ph.man pstruct
rm -rf .config
rm -f testcompile compilelog
+ -rmdir lib/B lib/Data lib/IO/Socket lib/IO
# The following lint has practically everything turned on. Unfortunately,
# you have to wade through a lot of mumbo jumbo that can't be suppressed.
config.h: config_h.SH config.sh
$(SHELL) config_h.SH
-# This is an AIXism.
-perl.exp: perl_exp.SH config.sh $(SYM) $(SYMH)
- $(SHELL) perl_exp.SH
-
# When done, touch perlmain.c so that it doesn't get remade each time.
depend: makedepend
sh ./makedepend MAKE=$(MAKE)
makedepend: makedepend.SH config.sh
sh ./makedepend.SH
-test-prep: miniperl perl preplibrary utilities $(dynamic_ext) $(nonxs_ext)
+# Cannot delegate rebuilding of t/perl to make to allow interlaced
+# test and minitest
+test-prep: miniperl perl preplibrary utilities $(dynamic_ext) $(nonxs_ext) $(TEST_PERL_DLL)
cd t && (rm -f perl$(EXE_EXT); $(LNS) ../perl$(EXE_EXT) perl$(EXE_EXT))
+# Second branch is for testing without a tty or controling terminal.
+# See t/op/stat.t
test check: test-prep
- cd t && $(LDLIBPTH) ./perl TEST </dev/tty
+ if (true </dev/tty) >/dev/null 2>&1; then \
+ cd t && $(LDLIBPTH) ./perl TEST </dev/tty; \
+ else \
+ cd t && PERL_SKIP_TTY_TEST=1 $(LDLIBPTH) ./perl TEST; \
+ fi
+
+utest ucheck: test-prep
+ if (true </dev/tty) >/dev/null 2>&1; then \
+ cd t && $(LDLIBPTH) ./perl UTEST </dev/tty; \
+ else \
+ cd t && PERL_SKIP_TTY_TEST=1 $(LDLIBPTH) ./perl UTEST; \
+ fi
# For testing without a tty or controling terminal. See t/op/stat.t
test-notty: test-prep
# Please *don't* use this unless all tests pass.
# If you want to report test failures, use "make nok" instead.
ok: utilities
- $(LBLIBPTH) ./perl -Ilib utils/perlbug -ok -s '(UNINSTALLED)'
+ $(LDLIBPTH) ./perl -Ilib utils/perlbug -ok -s '(UNINSTALLED)'
okfile: utilities
- $(LBLIBPTH) ./perl -Ilib utils/perlbug -ok -s '(UNINSTALLED)' -F perl.ok
+ $(LDLIBPTH) ./perl -Ilib utils/perlbug -ok -s '(UNINSTALLED)' -F perl.ok
nok: utilities
- $(LBLIBPTH) ./perl -Ilib utils/perlbug -nok -s '(UNINSTALLED)'
+ $(LDLIBPTH) ./perl -Ilib utils/perlbug -nok -s '(UNINSTALLED)'
clist: $(c)
echo $(c) | tr ' ' $(TRNL) >.clist
emacs/cperl-mode.elc: emacs/cperl-mode.el
-cd emacs; emacs -batch -q -no-site-file -f batch-byte-compile cperl-mode.el
-etags: emacs/cperl-mode.elc
+etags: TAGS
+
+TAGS: emacs/cperl-mode.elc
sh emacs/ptags
+ctags: tags
+
+# Let's hope make will not go into an infinite loop on case-unsensitive systems
+# This may also fail if . is in the head of the path, since perl will
+# require -Ilib
+tags: TAGS
+ perl emacs/e2ctags.pl TAGS > tags
+
# AUTOMATICALLY GENERATED MAKE DEPENDENCIES--PUT NOTHING BELOW THIS LINE
# If this runs make out of memory, delete /usr/include lines.
!NO!SUBS!
;;
esac
$rm -f $firstmakefile
+
+# Now do any special processing required before building.
+
+case "$ebcdic" in
+$define)
+ xxx=''
+ echo "This is an EBCDIC system, checking if any parser files need regenerating." >&4
+case "$osname" in
+os390|posix-bc)
+ rm -f y.tab.c y.tab.h
+ # yacc must be a reentrant ("pure") Bison in BS2000 Posix!
+ yacc -d perly.y >/dev/null 2>&1
+ if cmp -s y.tab.c perly.c; then
+ rm -f y.tab.c
+ else
+ echo "perly.y -> perly.c" >&2
+ mv -f y.tab.c perly.c
+ chmod u+w perly.c
+ sed -e '/^#include "perl\.h"/a\
+\
+#define yydebug PL_yydebug\
+#define yynerrs PL_yynerrs\
+#define yyerrflag PL_yyerrflag\
+#define yychar PL_yychar\
+#define yyval PL_yyval\
+#define yylval PL_yylval' \
+ -e '/YYSTYPE *yyval;/D' \
+ -e '/YYSTYPE *yylval;/D' \
+ -e '/int yychar,/,/yynerrs;/D' \
+ -e 's/int yydebug = 0;/yydebug = 0;/' \
+ -e 's/[^_]realloc(/PerlMem_realloc(/g' \
+ -e 's/fprintf *( *stderr *,/PerlIO_printf(Perl_debug_log,/g' \
+ -e 's/y\.tab/perly/g' perly.c >perly.tmp && mv perly.tmp perly.c
+ xxx="$xxx perly.c"
+ fi
+ if cmp -s y.tab.h perly.h; then
+ rm -f y.tab.h
+ else
+ echo "perly.y -> perly.h" >&2
+ mv -f y.tab.h perly.h
+ xxx="$xxx perly.h"
+ fi
+ if cd x2p
+ then
+ rm -f y.tab.c y.tab.h
+ case "$osname" in
+ posix-bc)
+ # we are using two different yaccs in BS2000 Posix!
+ byacc a2p.y >/dev/null 2>&1
+ ;;
+ *) # e.g. os390
+ yacc a2p.y >/dev/null 2>&1
+ ;;
+ esac
+ if cmp -s y.tab.c a2p.c
+ then
+ rm -f y.tab.c
+ else
+ echo "a2p.y -> a2p.c" >&2
+ mv -f y.tab.c a2p.c
+ chmod u+w a2p.c
+ sed -e 's/fprintf *( *stderr *,/PerlIO_printf(Perl_debug_log,/g' \
+ -e 's/y\.tab/a2p/g' a2p.c >a2p.tmp && mv a2p.tmp a2p.c
+ xxx="$xxx a2p.c"
+ fi
+ # In case somebody yacc -d:ed the a2p.y.
+ if test -f y.tab.h
+ then
+ if cmp -s y.tab.h a2p.h
+ then
+ rm -f y.tab.h
+ else
+ echo "a2p.h -> a2p.h" >&2
+ mv -f y.tab.h a2p.h
+ xxx="$xxx a2p.h"
+ fi
+ fi
+ cd ..
+ fi
+ ;;
+vmesa)
+ # Do nothing in VM/ESA.
+ ;;
+*)
+ echo "'$osname' is an EBCDIC system I don't know that well." >&4
+ ;;
+esac
+ case "$xxx" in
+ '') echo "No parser files were regenerated. That's okay." >&2 ;;
+ esac
+ ;;
+esac
+