ncurses 5.7 - patch 20090117
[ncurses.git] / ncurses / base / MKlib_gen.sh
index 7dcef086d7103cfdaf120dcbc7c6b69515bfaaad..a984e8545effaaa701a7cabae42217a8a935b2e1 100755 (executable)
@@ -2,10 +2,10 @@
 #
 # MKlib_gen.sh -- generate sources from curses.h macro definitions
 #
-# ($Id: MKlib_gen.sh,v 1.20 2002/09/28 15:02:11 tom Exp $)
+# ($Id: MKlib_gen.sh,v 1.34 2008/08/30 19:20:50 tom Exp $)
 #
 ##############################################################################
-# Copyright (c) 1998-2001,2002 Free Software Foundation, Inc.                #
+# Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.                #
 #                                                                            #
 # Permission is hereby granted, free of charge, to any person obtaining a    #
 # copy of this software and associated documentation files (the "Software"), #
 #
 # This script accepts a file of prototypes on standard input.  It discards
 # any that don't have a `generated' comment attached. It then parses each
-# prototype (relying on the fact that none of the macros take function 
+# prototype (relying on the fact that none of the macros take function
 # pointer or array arguments) and generates C source from it.
 #
 # Here is what the pipeline stages are doing:
 #
 # 1. sed: extract prototypes of generated functions
 # 2. sed: decorate prototypes with generated arguments a1. a2,...z
-# 3. awk: generate the calls with args matching the formals 
+# 3. awk: generate the calls with args matching the formals
 # 4. sed: prefix function names in prototypes so the preprocessor won't expand
 #         them.
 # 5. cpp: macro-expand the file so the macro calls turn into C calls
@@ -62,7 +62,7 @@ if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
 if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
 if test "${LC_COLLATE+set}"  = set; then LC_COLLATE=C;  export LC_COLLATE;  fi
 
-preprocessor="$1 -I../include"
+preprocessor="$1 -DNCURSES_INTERNALS -I../include"
 AWK="$2"
 USE="$3"
 
@@ -82,19 +82,19 @@ if test "$USE" = implemented ; then
        cat >$ED1 <<EOF1
 /^extern.*implemented/{
        h
-       s/^.*implemented:\([^   *]*\).*/P_#if_USE_\1_SUPPORT/p
+       s/^.*implemented:\([^   *]*\).*/P_POUNDCif_USE_\1_SUPPORT/p
        g
        s/^extern \([^;]*\);.*/\1/p
        g
-       s/^.*implemented:\([^   *]*\).*/P_#endif/p
+       s/^.*implemented:\([^   *]*\).*/P_POUNDCendif/p
 }
 /^extern.*generated/{
        h
-       s/^.*generated:\([^     *]*\).*/P_#if_USE_\1_SUPPORT/p
+       s/^.*generated:\([^     *]*\).*/P_POUNDCif_USE_\1_SUPPORT/p
        g
        s/^extern \([^;]*\);.*/\1/p
        g
-       s/^.*generated:\([^     *]*\).*/P_#endif/p
+       s/^.*generated:\([^     *]*\).*/P_POUNDCendif/p
 }
 EOF1
 else
@@ -102,11 +102,11 @@ else
        cat >$ED1 <<EOF1
 /^extern.*${ALL}/{
        h
-       s/^.*${ALL}:\([^        *]*\).*/P_#if_USE_\1_SUPPORT/p
+       s/^.*${ALL}:\([^        *]*\).*/P_POUNDCif_USE_\1_SUPPORT/p
        g
        s/^extern \([^;]*\);.*/\1/p
        g
-       s/^.*${ALL}:\([^        *]*\).*/P_#endif/p
+       s/^.*${ALL}:\([^        *]*\).*/P_POUNDCendif/p
 }
 EOF1
 fi
@@ -134,13 +134,14 @@ cat >$ED2 <<EOF2
        s/)/ z)/
        s/\.\.\. z)/...)/
 :nc
-       /(/s// ( /
+       s/(/ ( /
        s/)/ )/
 EOF2
 
 cat >$ED3 <<EOF3
 /^P_/{
-       s/^P_#if_/#if /
+       s/^P_POUNDCif_/#if /
+       s/^P_POUNDCendif/#endif/
        s/^P_//
        b done
 }
@@ -151,7 +152,7 @@ cat >$ED3 <<EOF3
        s/ )/)/g
        s/ gen_/ /
        s/^M_/#undef /
-       /^%%/s//        /
+       s/^[    ]*@[    ]*@[    ]*/     /
 :done
 EOF3
 
@@ -175,12 +176,12 @@ cat >$AW1 <<\EOF1
 BEGIN  {
                skip=0;
        }
-/^P_#if/ {
+/^P_POUNDCif/ {
                print "\n"
                print $0
                skip=0;
 }
-/^P_#endif/ {
+/^P_POUNDCendif/ {
                print $0
                skip=1;
 }
@@ -251,18 +252,22 @@ $0 !~ /^P_/ {
                dotrace = 0;
        }
 
-       call = "%%T((T_CALLED(\""
+       call = "@@T((T_CALLED(\""
        args = ""
        comma = ""
        num = 0;
        pointer = 0;
+       va_list = 0;
+       varargs = 0;
        argtype = ""
        for (i = myfunc; i <= NF; i++) {
                ch = $i;
                if ( ch == "*" )
                        pointer = 1;
                else if ( ch == "va_list" )
-                       pointer = 1;
+                       va_list = 1;
+               else if ( ch == "..." )
+                       varargs = 1;
                else if ( ch == "char" )
                        argtype = "char";
                else if ( ch == "int" )
@@ -275,7 +280,11 @@ $0 !~ /^P_/ {
                        argtype = "attr";
 
                if ( ch == "," || ch == ")" ) {
-                       if (pointer) {
+                       if (va_list) {
+                               call = call "%s"
+                       } else if (varargs) {
+                               call = call "%s"
+                       } else if (pointer) {
                                if ( argtype == "char" ) {
                                        call = call "%s"
                                        comma = comma "_nc_visbuf2(" num ","
@@ -294,10 +303,17 @@ $0 !~ /^P_/ {
                                        comma = comma "(long)"
                                }
                        }
-                       if (ch == ",")
+                       if (ch == ",") {
                                args = args comma "a" ++num;
-                       else if ( argcount != 0 && $check != "..." )
-                               args = args comma "z"
+                       } else if ( argcount != 0 ) {
+                               if ( va_list ) {
+                                       args = args comma "\"va_list\""
+                               } else if ( varargs ) {
+                                       args = args comma "\"...\""
+                               } else {
+                                       args = args comma "z"
+                               }
+                       }
                        call = call ch
                        if (pointer == 0 && argcount != 0 && argtype != "" )
                                args = args ")"
@@ -322,7 +338,7 @@ $0 !~ /^P_/ {
        else if (dotrace)
                call = sprintf("return%s( ", returnType);
        else
-               call = "%%return ";
+               call = "@@return ";
 
        call = call $myfunc "(";
        for (i = 1; i < argcount; i++) {
@@ -342,7 +358,7 @@ $0 !~ /^P_/ {
        print call ";"
 
        if (match($0, "^void"))
-               print "%%returnVoid;"
+               print "@@returnVoid;"
        print "}";
 }
 EOF1
@@ -364,6 +380,7 @@ BEGIN               {
                        print " * pull most of the rest of the library into your link image."
                }
                print " */"
+               print "#define NCURSES_ATTR_T int"
                print "#include <curses.priv.h>"
                print ""
                }
@@ -378,6 +395,7 @@ EOF1
 
 cat >$TMP <<EOF
 #include <ncurses_cfg.h>
+#undef NCURSES_NOMACROS
 #include <curses.h>
 
 DECLARATIONS
@@ -388,13 +406,24 @@ sed -n -f $ED1 \
 | sed -e 's/NCURSES_EXPORT(\(.*\)) \(.*\) (\(.*\))/\1 \2(\3)/' \
 | sed -f $ED2 \
 | $AWK -f $AW1 using=$USE \
-| sed -e 's/^\([a-z_][a-z_]*[ *]*\)/\1 gen_/' -e 's/  / /g' >>$TMP
+| sed \
+       -e 's/ [ ]*$//g' \
+       -e 's/^\([a-zA-Z_][a-zA-Z_]*[ *]*\)/\1 gen_/' \
+       -e 's/gen_$//' \
+       -e 's/  / /g' >>$TMP
 
 $preprocessor $TMP 2>/dev/null \
-| sed -e 's/  / /g' -e 's/^ //' \
+| sed \
+       -e 's/  / /g' \
+       -e 's/^ //' \
+       -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