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opts.sh: Delete.
2004-06-18 Kelley Cook <kcook@gcc.gnu.org> * opts.sh: Delete. Break out generated code to next four files. * opt-gather.awk: New file. * optc-gen.awk: New file. * opth-gen.awk: New file. * opt-functions.awk: New common file. * Makefile.in: Update for above. * configure.ac: Update comment. * configure: Regenerate. From-SVN: r83333
This commit is contained in:
Kelley Cook
R. Kelley Cook
parent
093c715302
commit
776dc15d38
@ -1,3 +1,14 @@
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2004-06-18 Kelley Cook <kcook@gcc.gnu.org>
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* opts.sh: Delete. Break out generated code to next four files.
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* opt-gather.awk: New file.
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* optc-gen.awk: New file.
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* opth-gen.awk: New file.
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* opt-functions.awk: New common file.
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* Makefile.in: Update for above.
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* configure.ac: Update comment.
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* configure: Regenerate.
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2004-06-17 Richard Henderson <rth@redhat.com>
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* c-common.c (flag_objc_sjlj_exceptions): New.
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@ -1511,13 +1511,21 @@ s-specs : Makefile
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$(SHELL) $(srcdir)/../move-if-change tmp-specs.h specs.h
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$(STAMP) s-specs
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options.c options.h: s-options ; @true
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s-options: $(lang_opt_files) $(srcdir)/opts.sh Makefile
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AWK=$(AWK) $(SHELL) $(srcdir)/opts.sh \
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'$(SHELL) $(srcdir)/../move-if-change' \
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options.c options.h $(lang_opt_files)
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optionlist: s-options ; @true
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s-options: $(lang_opt_files) Makefile $(srcdir)/opt-gather.awk
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$(AWK) -f $(srcdir)/opt-gather.awk $(lang_opt_files) > tmp-optionlist
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$(SHELL) $(srcdir)/../move-if-change tmp-optionlist optionlist
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$(STAMP) s-options
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options.c: optionlist $(srcdir)/opt-functions.awk $(srcdir)/optc-gen.awk
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$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/optc-gen.awk \
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-v header_name="options.h" < $< > $@
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options.h: optionlist $(srcdir)/opt-functions.awk $(srcdir)/opth-gen.awk
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$(AWK) -f $(srcdir)/opt-functions.awk -f $(srcdir)/opth-gen.awk \
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< $< > $@
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options.o: options.c options.h opts.h intl.h
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dumpvers: dumpvers.c
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@ -3010,6 +3018,7 @@ clean: mostlyclean lang.clean
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-rm -f libgcc.a libgcc_eh.a libgcov.a
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-rm -f libgcc_s$(SHLIB_EXT) libgcc_s$(SHLIB_EXT).1
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-rm -f config.h tconfig.h bconfig.h tm_p.h tm.h
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-rm -f options.c options.h optionlist
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-rm -f cs-*
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-rm -rf libgcc
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-rm -f doc/*.dvi
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2
gcc/configure
vendored
2
gcc/configure
vendored
@ -4906,7 +4906,7 @@ fi
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test -n "$AWK" && break
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done
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# We need awk to run opts.sh (to create options.c and options.h).
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# We need awk to create options.c and options.h.
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# Bail out if it's missing.
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case ${AWK} in
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"") { { echo "$as_me:$LINENO: error: can't build without awk, bailing out" >&5
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@ -720,7 +720,7 @@ AC_PROG_MAKE_SET
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# Find some useful tools
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AC_PROG_AWK
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# We need awk to run opts.sh (to create options.c and options.h).
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# We need awk to create options.c and options.h.
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# Bail out if it's missing.
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case ${AWK} in
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"") AC_MSG_ERROR([can't build without awk, bailing out]) ;;
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76
gcc/opt-functions.awk
Normal file
76
gcc/opt-functions.awk
Normal file
@ -0,0 +1,76 @@
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# Copyright (C) 2003,2004 Free Software Foundation, Inc.
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# Contributed by Kelley Cook, June 2004.
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# Original code from Neil Booth, May 2003.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2, or (at your option) any
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# later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Some common subroutines for use by opt[ch]-gen.awk.
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function switch_flags (flags)
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{
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flags = " " flags " "
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result = "0"
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for (j = 0; j < n_langs; j++) {
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regex = " " langs[j] " "
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gsub ( "\\+", "\\+", regex )
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if (flags ~ regex)
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result = result " | " macros[j]
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}
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if (flags ~ " Common ") result = result " | CL_COMMON"
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if (flags ~ " Joined ") result = result " | CL_JOINED"
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if (flags ~ " JoinedOrMissing ") \
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result = result " | CL_JOINED | CL_MISSING_OK"
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if (flags ~ " Separate ") result = result " | CL_SEPARATE"
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if (flags ~ " RejectNegative ") result = result " | CL_REJECT_NEGATIVE"
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if (flags ~ " UInteger ") result = result " | CL_UINTEGER"
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if (flags ~ " Undocumented ") result = result " | CL_UNDOCUMENTED"
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if (flags ~ " Report ") result = result " | CL_REPORT"
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sub( "^0 \\| ", "", result )
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return result
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}
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function var_args(flags)
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{
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if (flags !~ "Var\\(")
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return ""
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sub(".*Var\\(", "", flags)
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sub("\\).*", "", flags)
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return flags
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}
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function var_name(flags)
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{
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s = var_args(flags)
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if (s == "")
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return "";
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sub( ",.*", "", s)
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return s
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}
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function var_set(flags)
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{
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s = var_args(flags)
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if (s !~ ",")
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return "0, 0"
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sub( "[^,]*,", "", s)
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return "1, " s
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}
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function var_ref(flags)
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{
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name = var_name(flags)
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if (name == "")
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return "0"
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else
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return "&" name
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}
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54
gcc/opt-gather.awk
Normal file
54
gcc/opt-gather.awk
Normal file
@ -0,0 +1,54 @@
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# Copyright (C) 2003,2004 Free Software Foundation, Inc.
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# Contributed by Kelley Cook, June 2004.
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# Original code from Neil Booth, May 2003.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2, or (at your option) any
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# later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# This Awk script takes a list of *.opt files and combines them into
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# a three-field sorted list suitable for input into opt[ch]-gen.awk.
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#
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# Usage: awk -f opt-gather.awk file1.opt [...] > outputfile
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function sort(ARRAY, ELEMENTS)
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{
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for (i = 2; i <= ELEMENTS; ++i) {
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for (j = i; ARRAY[j-1] > ARRAY[j]; --j) {
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temp = ARRAY[j]
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ARRAY[j] = ARRAY[j-1]
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ARRAY[j-1] = temp
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}
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}
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return
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}
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BEGIN { numrec = 0 }
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# Ignore comments and blank lines
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/^[ \t]*(;|$)/ { flag = 0; next }
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/^[^ \t]/ { if (flag == 0) {
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record[++numrec] = $0
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flag = 1 }
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else {
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record[numrec] = record[numrec] SUBSEP $0
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}
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}
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# Sort it and output it
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END {
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sort(record,numrec)
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for (i = 1; i <= numrec; i++) {
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print record[i] }
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}
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144
gcc/optc-gen.awk
Normal file
144
gcc/optc-gen.awk
Normal file
@ -0,0 +1,144 @@
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# Copyright (C) 2003,2004 Free Software Foundation, Inc.
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# Contributed by Kelley Cook, June 2004.
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# Original code from Neil Booth, May 2003.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation; either version 2, or (at your option) any
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# later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# This Awk script reads in the option records generated from
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# opt-gather.awk, combines the flags of duplicat options and generates a
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# C file.
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#
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# This program uses functions from opt-functions.awk
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#
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# Usage: awk -f opt-functions.awk -f optc-gen.awk \
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# [-v header_name=header.h] < inputfile > options.c
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BEGIN {
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n_opts = 0
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n_langs = 0
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quote = "\042"
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comma = ","
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FS=SUBSEP
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# Default the name of header created from opth-gen.awk to options.h
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if (header_name == "") header_name="options.h"
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}
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# Collect the text and flags of each option into an array
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{
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if ($1 == "Language") {
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langs[n_langs] = $2
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n_langs++;
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}
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else {
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opts[n_opts] = $1
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flags[n_opts] = $2
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help[n_opts] = $3
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n_opts++;
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}
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}
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# Dump that array of options into a C file.
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END {
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print "/* This file is auto-generated by opts.sh. */"
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print ""
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print "#include <intl.h>"
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print "#include " quote header_name quote
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print "#include " quote "opts.h" quote
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print ""
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for (i = 0; i < n_opts; i++) {
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name = var_name(flags[i]);
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if (name == "")
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continue;
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if (flags[i] ~ "VarExists")
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continue;
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if (flags[i] ~ "Init\\(")
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{
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init = flags[i];
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sub(".*Init\\(","",init);
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sub("\\).*","",init);
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init = " = " init;
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}
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else
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init = "";
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printf ("/* Set by -%s.\n %s */\nint %s%s;\n\n",
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opts[i], help[i], name,init)
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}
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print "const char * const lang_names[] =\n{"
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for (i = 0; i < n_langs; i++) {
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macros[i] = "CL_" langs[i]
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gsub( "[^A-Za-z0-9_]", "X", macros[i] )
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s = substr(" ", length (macros[i]))
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print " " quote langs[i] quote ","
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}
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print " 0\n};\n"
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print "const unsigned int cl_options_count = N_OPTS;\n"
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print "const struct cl_option cl_options[] =\n{"
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for (i = 0; i < n_opts; i++)
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back_chain[i] = "N_OPTS";
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for (i = 0; i < n_opts; i++) {
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# Combine the flags of identical switches. Switches
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# appear many times if they are handled by many front
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# ends, for example.
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while( i + 1 != n_opts && opts[i] == opts[i + 1] ) {
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flags[i + 1] = flags[i] " " flags[i + 1];
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i++;
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}
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len = length (opts[i]);
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enum = "OPT_" opts[i]
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if (opts[i] == "finline-limit=")
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enum = enum "eq"
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gsub ("[^A-Za-z0-9]", "_", enum)
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|
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# If this switch takes joined arguments, back-chain all
|
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# subsequent switches to it for which it is a prefix. If
|
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# a later switch S is a longer prefix of a switch T, T
|
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# will be back-chained to S in a later iteration of this
|
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# for() loop, which is what we want.
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if (flags[i] ~ "Joined") {
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for (j = i + 1; j < n_opts; j++) {
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if (substr (opts[j], 1, len) != opts[i])
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break;
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back_chain[j] = enum;
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}
|
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}
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|
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s = substr(" ", length (opts[i]))
|
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if (i + 1 == n_opts)
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comma = ""
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|
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if (help[i] == "")
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hlp = "0"
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else
|
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hlp = "N_(" quote help[i] quote ")";
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|
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printf(" { %c-%s%c,\n %s,\n %s, %u, %s, %s, %s }%s\n",
|
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quote, opts[i], quote, hlp, back_chain[i], len,
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switch_flags(flags[i]),
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var_ref(flags[i]), var_set(flags[i]), comma)
|
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}
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print "};"
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}
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128
gcc/opth-gen.awk
Normal file
128
gcc/opth-gen.awk
Normal file
@ -0,0 +1,128 @@
|
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# Copyright (C) 2003,2004 Free Software Foundation, Inc.
|
||||
# Contributed by Kelley Cook, June 2004.
|
||||
# Original code from Neil Booth, May 2003.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify it
|
||||
# under the terms of the GNU General Public License as published by the
|
||||
# Free Software Foundation; either version 2, or (at your option) any
|
||||
# later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
|
||||
# This Awk script reads in the option records generated from
|
||||
# opt-gather.awk, combines the flags of duplicate options and generates a
|
||||
# C header file.
|
||||
#
|
||||
# This program uses functions from opt-functions.awk
|
||||
# Usage: awk -f opt-functions.awk -f opth-gen.awk < inputfile > options.h
|
||||
|
||||
BEGIN {
|
||||
n_opts = 0
|
||||
n_langs = 0
|
||||
quote = "\042"
|
||||
comma = ","
|
||||
FS=SUBSEP
|
||||
}
|
||||
|
||||
# Collect the text and flags of each option into an array
|
||||
{
|
||||
if ($1 == "Language") {
|
||||
langs[n_langs] = $2
|
||||
n_langs++;
|
||||
}
|
||||
else {
|
||||
opts[n_opts] = $1
|
||||
flags[n_opts] = $2
|
||||
help[n_opts] = $3
|
||||
n_opts++;
|
||||
}
|
||||
}
|
||||
|
||||
# Dump out an enumeration into a .h file.
|
||||
# Combine the flags of duplicate options.
|
||||
END {
|
||||
print "/* This file is auto-generated by opts.sh. */"
|
||||
print ""
|
||||
print "#ifndef OPTIONS_H"
|
||||
print "#define OPTIONS_H"
|
||||
print ""
|
||||
|
||||
for (i = 0; i < n_opts; i++) {
|
||||
name = var_name(flags[i]);
|
||||
if (name == "")
|
||||
continue;
|
||||
|
||||
print "/* Set by -" opts[i] "."
|
||||
print " " help[i] " */"
|
||||
print "extern int " name ";"
|
||||
print ""
|
||||
|
||||
}
|
||||
|
||||
|
||||
for (i = 0; i < n_langs; i++) {
|
||||
macros[i] = "CL_" langs[i]
|
||||
gsub( "[^A-Za-z0-9_]", "X", macros[i] )
|
||||
s = substr(" ", length (macros[i]))
|
||||
print "#define " macros[i] s " (1 << " i ")"
|
||||
}
|
||||
|
||||
print ""
|
||||
print "enum opt_code"
|
||||
print "{"
|
||||
|
||||
for (i = 0; i < n_opts; i++)
|
||||
back_chain[i] = "N_OPTS";
|
||||
|
||||
for (i = 0; i < n_opts; i++) {
|
||||
# Combine the flags of identical switches. Switches
|
||||
# appear many times if they are handled by many front
|
||||
# ends, for example.
|
||||
while( i + 1 != n_opts && opts[i] == opts[i + 1] ) {
|
||||
flags[i + 1] = flags[i] " " flags[i + 1];
|
||||
i++;
|
||||
}
|
||||
|
||||
len = length (opts[i]);
|
||||
enum = "OPT_" opts[i]
|
||||
if (opts[i] == "finline-limit=")
|
||||
enum = enum "eq"
|
||||
gsub ("[^A-Za-z0-9]", "_", enum)
|
||||
|
||||
# If this switch takes joined arguments, back-chain all
|
||||
# subsequent switches to it for which it is a prefix. If
|
||||
# a later switch S is a longer prefix of a switch T, T
|
||||
# will be back-chained to S in a later iteration of this
|
||||
# for() loop, which is what we want.
|
||||
if (flags[i] ~ "Joined") {
|
||||
for (j = i + 1; j < n_opts; j++) {
|
||||
if (substr (opts[j], 1, len) != opts[i])
|
||||
break;
|
||||
back_chain[j] = enum;
|
||||
}
|
||||
}
|
||||
|
||||
s = substr(" ", length (opts[i]))
|
||||
if (i + 1 == n_opts)
|
||||
comma = ""
|
||||
|
||||
if (help[i] == "")
|
||||
hlp = "0"
|
||||
else
|
||||
hlp = "N_(\"" help[i] "\")";
|
||||
|
||||
print " " enum "," s "/* -" opts[i] " */"
|
||||
}
|
||||
|
||||
print " N_OPTS"
|
||||
print "};"
|
||||
print ""
|
||||
print "#endif /* OPTIONS_H */"
|
||||
}
|
||||
241
gcc/opts.sh
241
gcc/opts.sh
@ -1,241 +0,0 @@
|
||||
#!/bin/sh
|
||||
#
|
||||
# Copyright (C) 2003 Free Software Foundation, Inc.
|
||||
# Contributed by Neil Booth, May 2003.
|
||||
#
|
||||
# This program is free software; you can redistribute it and/or modify it
|
||||
# under the terms of the GNU General Public License as published by the
|
||||
# Free Software Foundation; either version 2, or (at your option) any
|
||||
# later version.
|
||||
#
|
||||
# This program is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with this program; if not, write to the Free Software
|
||||
# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
#
|
||||
# Usage: opts.sh moveifchange srcdir outfile.c outfile.h file1.opt [ ...]
|
||||
|
||||
# Always operate in the C locale.
|
||||
LANG=C
|
||||
LANGUAGE=C
|
||||
LC_ALL=C
|
||||
export LANG LANGUAGE LC_ALL
|
||||
|
||||
# Set AWK if environment has not already set it.
|
||||
AWK=${AWK-awk}
|
||||
|
||||
SORT=sort # Could be /bin/sort or /usr/bin/sort
|
||||
|
||||
MOVEIFCHANGE=$1; shift
|
||||
C_FILE=$1; shift
|
||||
H_FILE=$1; shift
|
||||
TMP_C_FILE=tmp-${C_FILE}
|
||||
TMP_H_FILE=tmp-${H_FILE}
|
||||
|
||||
${AWK} '
|
||||
# Ignore comments and blank lines
|
||||
/^[ \t]*(;|$)/ { next }
|
||||
# Note that RS="" falls foul of gawk 3.1.2 bugs
|
||||
/^[^ \t]/ { record = $0
|
||||
do { getline tmp;
|
||||
if (!(tmp ~ "^[ \t]*(;|$)"))
|
||||
record = record "\034" tmp
|
||||
} while (tmp != "")
|
||||
print record
|
||||
}
|
||||
' "$@" | ${SORT} | ${AWK} '
|
||||
function switch_flags (flags, result)
|
||||
{
|
||||
flags = " " flags " "
|
||||
result = "0"
|
||||
for (j = 0; j < n_langs; j++) {
|
||||
regex = " " langs[j] " "
|
||||
gsub ( "\\+", "\\+", regex )
|
||||
if (flags ~ regex)
|
||||
result = result " | " macros[j]
|
||||
}
|
||||
if (flags ~ " Common ") result = result " | CL_COMMON"
|
||||
if (flags ~ " Joined ") result = result " | CL_JOINED"
|
||||
if (flags ~ " JoinedOrMissing ") \
|
||||
result = result " | CL_JOINED | CL_MISSING_OK"
|
||||
if (flags ~ " Separate ") result = result " | CL_SEPARATE"
|
||||
if (flags ~ " RejectNegative ") result = result " | CL_REJECT_NEGATIVE"
|
||||
if (flags ~ " UInteger ") result = result " | CL_UINTEGER"
|
||||
if (flags ~ " Undocumented ") result = result " | CL_UNDOCUMENTED"
|
||||
if (flags ~ " Report ") result = result " | CL_REPORT"
|
||||
sub( "^0 \\| ", "", result )
|
||||
return result
|
||||
}
|
||||
function var_args(flags)
|
||||
{
|
||||
if (flags !~ "Var\\(")
|
||||
return "";
|
||||
sub(".*Var\\(", "", flags);
|
||||
sub("\\).*", "", flags);
|
||||
|
||||
return flags;
|
||||
}
|
||||
function var_name(flags)
|
||||
{
|
||||
s = var_args(flags);
|
||||
if (s == "")
|
||||
return "";
|
||||
sub( ",.*", "", s);
|
||||
return s;
|
||||
}
|
||||
function var_set(flags)
|
||||
{
|
||||
s = var_args(flags);
|
||||
if (s !~ ",")
|
||||
return "0, 0";
|
||||
sub( "[^,]*,", "", s);
|
||||
return "1, " s;
|
||||
}
|
||||
function var_ref(flags)
|
||||
{
|
||||
name = var_name(flags);
|
||||
if (name == "")
|
||||
return "0";
|
||||
else
|
||||
return "&" name;
|
||||
}
|
||||
|
||||
BEGIN {
|
||||
FS = "\034"
|
||||
n_opts = 0
|
||||
n_langs = 0
|
||||
}
|
||||
|
||||
# Collect the text and flags of each option into an array
|
||||
{
|
||||
if ($1 == "Language") {
|
||||
langs[n_langs] = $2
|
||||
n_langs++;
|
||||
} else {
|
||||
opts[n_opts] = $1
|
||||
flags[n_opts] = $2
|
||||
help[n_opts] = $3
|
||||
n_opts++;
|
||||
}
|
||||
}
|
||||
|
||||
# Dump out an enumeration into a .h file, and an array of options into a
|
||||
# C file. Combine the flags of duplicate options.
|
||||
END {
|
||||
c_file = "'${TMP_C_FILE}'"
|
||||
h_file = "'${TMP_H_FILE}'"
|
||||
realh_file = "'${H_FILE}'"
|
||||
comma = ","
|
||||
|
||||
print "/* This file is auto-generated by opts.sh. */\n" > c_file
|
||||
print "#include <intl.h>" >> c_file
|
||||
print "#include \"" realh_file "\"" >> c_file
|
||||
print "#include \"opts.h\"\n" >> c_file
|
||||
|
||||
print "/* This file is auto-generated by opts.sh. */\n" > h_file
|
||||
print "#ifndef OPTIONS_H" >> h_file
|
||||
print "#define OPTIONS_H\n" >> h_file
|
||||
|
||||
for (i = 0; i < n_opts; i++) {
|
||||
name = var_name(flags[i]);
|
||||
if (name == "")
|
||||
continue;
|
||||
|
||||
printf ("/* Set by -%s.\n %s */\nextern int %s;\n\n",
|
||||
opts[i], help[i], name) >> h_file
|
||||
|
||||
if (flags[i] ~ "VarExists")
|
||||
continue;
|
||||
|
||||
if (flags[i] ~ "Init\\(")
|
||||
{
|
||||
init = flags[i];
|
||||
sub(".*Init\\(","",init);
|
||||
sub("\\).*","",init);
|
||||
init = " = " init;
|
||||
}
|
||||
else
|
||||
init = "";
|
||||
|
||||
printf ("/* Set by -%s.\n %s */\nint %s%s;\n\n",
|
||||
opts[i], help[i], name,init) >> c_file
|
||||
}
|
||||
|
||||
|
||||
print "const char * const lang_names[] =\n{" >> c_file
|
||||
for (i = 0; i < n_langs; i++) {
|
||||
macros[i] = "CL_" langs[i]
|
||||
gsub( "[^A-Za-z0-9_]", "X", macros[i] )
|
||||
s = substr(" ", length (macros[i]))
|
||||
print "#define " macros[i] s " (1 << " i ")" >> h_file
|
||||
print " \"" langs[i] "\"," >> c_file
|
||||
}
|
||||
|
||||
print " 0\n};\n" >> c_file
|
||||
print "const unsigned int cl_options_count = N_OPTS;\n" >> c_file
|
||||
|
||||
print "const struct cl_option cl_options[] =\n{" >> c_file
|
||||
|
||||
print "\nenum opt_code\n{" >> h_file
|
||||
|
||||
for (i = 0; i < n_opts; i++)
|
||||
back_chain[i] = "N_OPTS";
|
||||
|
||||
for (i = 0; i < n_opts; i++) {
|
||||
# Combine the flags of identical switches. Switches
|
||||
# appear many times if they are handled by many front
|
||||
# ends, for example.
|
||||
while( i + 1 != n_opts && opts[i] == opts[i + 1] ) {
|
||||
flags[i + 1] = flags[i] " " flags[i + 1];
|
||||
i++;
|
||||
}
|
||||
|
||||
len = length (opts[i]);
|
||||
enum = "OPT_" opts[i]
|
||||
if (opts[i] == "finline-limit=")
|
||||
enum = enum "eq"
|
||||
gsub ("[^A-Za-z0-9]", "_", enum)
|
||||
|
||||
# If this switch takes joined arguments, back-chain all
|
||||
# subsequent switches to it for which it is a prefix. If
|
||||
# a later switch S is a longer prefix of a switch T, T
|
||||
# will be back-chained to S in a later iteration of this
|
||||
# for() loop, which is what we want.
|
||||
if (flags[i] ~ "Joined") {
|
||||
for (j = i + 1; j < n_opts; j++) {
|
||||
if (substr (opts[j], 1, len) != opts[i])
|
||||
break;
|
||||
back_chain[j] = enum;
|
||||
}
|
||||
}
|
||||
|
||||
s = substr(" ", length (opts[i]))
|
||||
if (i + 1 == n_opts)
|
||||
comma = ""
|
||||
|
||||
if (help[i] == "")
|
||||
hlp = "0"
|
||||
else
|
||||
hlp = "N_(\"" help[i] "\")";
|
||||
|
||||
printf(" %s,%s/* -%s */\n", enum, s, opts[i]) >> h_file
|
||||
printf(" { \"-%s\",\n %s,\n %s, %u, %s, %s, %s }%s\n",
|
||||
opts[i], hlp, back_chain[i], len,
|
||||
switch_flags(flags[i]),
|
||||
var_ref(flags[i]), var_set(flags[i]), comma) >> c_file
|
||||
}
|
||||
|
||||
print " N_OPTS\n};\n" >> h_file
|
||||
print "#endif /* OPTIONS_H */" >> h_file
|
||||
print "};" >> c_file
|
||||
}
|
||||
'
|
||||
|
||||
# Copy the newly generated files back to the correct names only if different.
|
||||
# This is to prevent a cascade of file rebuilds when not necessary.
|
||||
${MOVEIFCHANGE} ${TMP_H_FILE} ${H_FILE}
|
||||
${MOVEIFCHANGE} ${TMP_C_FILE} ${C_FILE}
|
||||
Loading…
x
Reference in New Issue
Block a user