X-Git-Url: http://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=ncurses%2Fbase%2FMKlib_gen.sh;h=9e41cea2f35965b08aa48db45a59e26104f6868a;hp=60e9503b121101cf67ccae6a8d79d3de2217fe69;hb=6a530b46563470c2ca73579d1994a0c8e275dd98;hpb=01cec7497c02ab7ca6f0791cc2c7dfbdb2ba9272 diff --git a/ncurses/base/MKlib_gen.sh b/ncurses/base/MKlib_gen.sh index 60e9503b..9e41cea2 100755 --- a/ncurses/base/MKlib_gen.sh +++ b/ncurses/base/MKlib_gen.sh @@ -2,10 +2,10 @@ # # MKlib_gen.sh -- generate sources from curses.h macro definitions # -# ($Id: MKlib_gen.sh,v 1.31 2008/07/12 19:19:54 tom Exp $) +# ($Id: MKlib_gen.sh,v 1.48 2015/07/25 19:02:45 tom Exp $) # ############################################################################## -# Copyright (c) 1998-2007,2008 Free Software Foundation, Inc. # +# Copyright (c) 1998-2014,2015 Free Software Foundation, Inc. # # # # Permission is hereby granted, free of charge, to any person obtaining a # # copy of this software and associated documentation files (the "Software"), # @@ -51,7 +51,7 @@ # them. # 5. cpp: macro-expand the file so the macro calls turn into C calls # 6. awk: strip the expansion junk off the front and add the new header -# 7. sed: squeeze spaces, strip off gen_ prefix, create needed #undef +# 7. sed: squeeze spaces, strip off gen_ prefix. # # keep the editing independent of locale: @@ -66,6 +66,23 @@ preprocessor="$1 -DNCURSES_INTERNALS -I../include" AWK="$2" USE="$3" +# A patch discussed here: +# https://gcc.gnu.org/ml/gcc-patches/2014-06/msg02185.html +# introduces spurious #line markers into the preprocessor output. The result +# appears in gcc 5.0 and (with modification) in 5.1, making it necessary to +# determine if we are using gcc, and if so, what version because the proposed +# solution uses a nonstandard option. +PRG=`echo "$1" | sed -e 's/[[:space:]].*$//'` +FSF=`"$PRG" --version 2>/dev/null | fgrep "Free Software Foundation" | head -n 1` +ALL=`"$PRG" -dumpversion 2>/dev/null ` +ONE=`echo "$ALL" | sed -e 's/\..*$//'` +if test -n "$FSF" && test -n "$ALL" && test -n "$ONE" ; then + if test $ONE -ge 5 ; then + echo ".. adding -P option to work around $PRG $ALL" >&2 + preprocessor="$preprocessor -P" + fi +fi + PID=$$ ED1=sed1_${PID}.sed ED2=sed2_${PID}.sed @@ -81,6 +98,8 @@ if test "$USE" = implemented ; then CALL="call_" cat >$ED1 <$ED3 <$ED4 <$ED4 <$ED4 <" + print "" + print "#undef NCURSES_NOMACROS /* _this_ file uses macros */" + print "" print "#include " print "" + print "#undef vw_scanw" + print "#undef vwscanw" + print "" + print "#undef vw_printw" + print "#undef vwprintw" } /^DECLARATIONS/ {start = 1; next;} - {if (start) print \$0;} + { + if (start) { + if ( "$USE" == "generated" ) { + print \$0; + } else if ( \$0 ~ /^[{}]?\$/ ) { + print \$0; + } else if ( \$0 ~ /;/ ) { + print \$0; + } else { + calls[start] = \$0; + print \$0; + start++; + } + } + } END { if ( "$USE" != "generated" ) { - print "int main(void) { return 0; }" + print "int main(void)" + print "{" + for (n = 1; n < start; ++n) { + value = calls[n]; + if ( value !~ /P_POUNDC/ ) { + gsub(/[[:blank:]]+/," ",value); + sub(/^[[:alnum:]_]+ /,"",value); + sub(/^\* /,"",value); + gsub(/[[:alnum:]_]+ \* /,"",value); + gsub(/ (const) /," ",value); + gsub(/ (int|short|attr_t|chtype|wchar_t|NCURSES_BOOL|NCURSES_OUTC|NCURSES_OUTC_sp|va_list) /," ",value); + gsub(/ void /,"",value); + sub(/^/,"call_",value); + gsub(/ (a[[:digit:]]|z) /, " 0 ", value); + gsub(/ int[[:blank:]]*[(][^)]+[)][(][^)]+[)]/, "0", value); + printf "\t%s;\n", value; + } else { + print value; + } + } + print " return 0;" + print "}" } } EOF1 @@ -397,6 +474,8 @@ cat >$TMP < #undef NCURSES_NOMACROS #include +#include +#include DECLARATIONS @@ -416,12 +495,14 @@ $preprocessor $TMP 2>/dev/null \ | sed \ -e 's/ / /g' \ -e 's/^ //' \ - -e 's/^_Bool/bool/' \ + -e 's/_Bool/NCURSES_BOOL/g' \ | $AWK -f $AW2 \ | sed -f $ED3 \ | sed \ -e 's/^.*T_CALLED.*returnCode( \([a-z].*) \));/ return \1;/' \ -e 's/^.*T_CALLED.*returnCode( \((wmove.*) \));/ return \1;/' \ -e 's/gen_//' \ + -e 's/^[ ]*#/#/' \ -e '/#ident/d' \ + -e '/#line/d' \ | sed -f $ED4