mk-0th.awk

   1 # $Id: mk-0th.awk,v 1.22 2012/06/30 20:56:11 tom Exp $
   2 ##############################################################################
   3 # Copyright (c) 1998-2010,2012 Free Software Foundation, Inc.                #
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  10 # permit persons to whom the Software is furnished to do so, subject to the  #
  11 # following conditions:                                                      #
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  13 # The above copyright notice and this permission notice shall be included in #
  14 # all copies or substantial portions of the Software.                        #
  15 #                                                                            #
  16 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR #
  17 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   #
  18 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL    #
  19 # THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER      #
  20 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING    #
  21 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER        #
  22 # DEALINGS IN THE SOFTWARE.                                                  #
  23 #                                                                            #
  24 # Except as contained in this notice, the name(s) of the above copyright     #
  25 # holders shall not be used in advertising or otherwise to promote the sale, #
  26 # use or other dealings in this Software without prior written               #
  27 # authorization.                                                             #
  28 ##############################################################################
  29 #
  30 # Author: Thomas E. Dickey 1996-on
  31 #
  32 # Generate list of sources for a library, together with lint/lintlib rules
  33 #
  34 # Variables:
  35 #       libname (library name, e.g., "ncurses", "panel", "forms", "menus")
  36 #       subsets (is used here to decide if wide-character code is used)
  37 #       ticlib (library name for libtic, e.g., "tic")
  38 #       termlib (library name for libtinfo, e.g., "tinfo")
  39 #
  40 function make_lintlib(name,sources) {
  41         print  ""
  42         print  "clean ::"
  43         printf "\trm -f llib-l%s.*\n", name
  44         print  ""
  45         print  "realclean ::"
  46         printf "\trm -f llib-l%s\n", name
  47         print  ""
  48         printf "llib-l%s : %s\n", name, sources
  49         printf "\tcproto -a -l -DNCURSES_ENABLE_STDBOOL_H=0 -DLINT $(CPPFLAGS) %s >$@\n", sources
  50         print  ""
  51         print  "lintlib ::"
  52         printf "\tsh $(srcdir)/../misc/makellib %s $(CPPFLAGS)\n", name
  53         print ""
  54         print "lint ::"
  55         printf "\t$(LINT) $(LINT_OPTS) $(CPPFLAGS) %s $(LINT_LIBS)\n", sources
  56 }
  57
  58 # A blank in "subsets" indicates a split-off of the library into a separate
  59 # file, e.g., for libtic or libtinfo.  They are all logical parts of the same
  60 # library.
  61 function which_library() {
  62         if ( ( which == "ticlib" ) && ( subsets ~ /ticlib / ) ) {
  63                 return ticlib;
  64         } else if ( ( which == "termlib" || which == "ext_tinfo" ) && ( subsets ~ /[[:space:]]base/ ) ) {
  65                 return termlib;
  66         } else {
  67                 return libname;
  68         }
  69 }
  70
  71 function show_list(name, len, list) {
  72         if ( len > 0 ) {
  73                 printf "\n%s_SRC =", toupper(name);
  74                 for (n = 0; n < len; ++n)
  75                         printf " \\\n\t%s", list[n];
  76                 print "";
  77                 make_lintlib(name, sprintf("$(%s_SRC)", toupper(name)));
  78         }
  79 }
  80
  81 BEGIN   {
  82                 which = libname;
  83                 using = 0;
  84                 found = 0;
  85                 count_ticlib = 0;
  86                 count_termlib = 0;
  87                 count_library = 0;
  88         }
  89         /^@/ {
  90                 which = $0;
  91                 sub(/^@[[:blank:]]+/, "", which);
  92                 sub(/[[:blank:]]+$/, "", which);
  93         }
  94         !/^[@#]/ {
  95                 if (using == 0)
  96                 {
  97                         print  ""
  98                         print  "# generated by mk-0th.awk"
  99                         printf "#   libname:    %s\n", libname
 100                         printf "#   subsets:    %s\n", subsets
 101                         if ( libname ~ /ncurses/ ) {
 102                                 printf "#   ticlib:     %s\n", ticlib
 103                                 printf "#   termlib:    %s\n", termlib
 104                         }
 105                         print  ""
 106                         print  ".SUFFIXES: .c .cc .h .i .ii"
 107                         print  ".c.i :"
 108                         printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
 109                         print  ".cc.ii :"
 110                         printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
 111                         print  ".h.i :"
 112                         printf "\t$(CPP) $(CPPFLAGS) $< >$@\n"
 113                         print  ""
 114                         using = 1;
 115                 }
 116                 if (which ~ /port_/ )
 117                 {
 118                         # skip win32 source
 119                 }
 120                 else if ( $0 != "" && $1 != "link_test" )
 121                 {
 122                         if ( found == 0 )
 123                         {
 124                                 if ( subsets ~ /widechar/ )
 125                                         widechar = 1;
 126                                 else
 127                                         widechar = 0;
 128                                 printf "C_SRC ="
 129                                 if ( $2 == "lib" )
 130                                         found = 1
 131                                 else
 132                                         found = 2
 133                         }
 134                         if ( libname == "c++" || libname == "c++w" ) {
 135                                 srcname = sprintf("%s/%s.cc", $3, $1);
 136                                 printf " \\\n\t%s", srcname;
 137                         } else if ( widechar == 1 || $3 != "$(wide)" ) {
 138                                 srcname = sprintf("%s/%s.c", $3, $1);
 139                                 printf " \\\n\t%s", srcname;
 140                                 if ( which_library() == libname ) {
 141                                         list_library[count_library++] = srcname;
 142                                 } else if ( which_library() == ticlib ) {
 143                                         list_ticlib[count_ticlib++] = srcname;
 144                                 } else {
 145                                         list_termlib[count_termlib++] = srcname;
 146                                 }
 147                         }
 148                 }
 149         }
 150 END     {
 151                 print  ""
 152                 if ( found == 1 )
 153                 {
 154                         print  ""
 155                         printf "# Producing llib-l%s is time-consuming, so there's no direct-dependency for\n", libname;
 156                         print  "# it in the lintlib rule.  We'll only remove in the cleanest setup.";
 157                         show_list(libname, count_library, list_library);
 158                         show_list(ticlib, count_ticlib, list_ticlib);
 159                         show_list(termlib, count_termlib, list_termlib);
 160                 }
 161                 else
 162                 {
 163                         print  ""
 164                         print  "lintlib :"
 165                         print  "\t@echo no action needed"
 166                 }
 167         }
 168 # vile:ts=4 sw=4