ncurses 6.1 - patch 20191005
[ncurses.git] / test / listused.sh
1 #!/bin/sh
2 ##############################################################################
3 # Copyright (c) 2003-2006,2010 Free Software Foundation, Inc.                #
4 #                                                                            #
5 # Permission is hereby granted, free of charge, to any person obtaining a    #
6 # copy of this software and associated documentation files (the "Software"), #
7 # to deal in the Software without restriction, including without limitation  #
8 # the rights to use, copy, modify, merge, publish, distribute, distribute    #
9 # with modifications, sublicense, and/or sell copies of the Software, and to #
10 # permit persons to whom the Software is furnished to do so, subject to the  #
11 # following conditions:                                                      #
12 #                                                                            #
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 # $Id: listused.sh,v 1.8 2010/09/18 15:15:15 tom Exp $
30 # A very simple script to list all entrypoints that are used by either a test
31 # program, or within the libraries.  This relies on the output format of 'nm',
32 # and assumes that the libraries are configured with TRACE defined, and using
33 # these options:
34 #       --disable-macros
35 #       --enable-sp-funcs
36 #       --enable-widec
37 # Static libraries are used, to provide some filtering based on internal usage
38 # of the different symbols.
39
40 # keep the sorting independent of locale:
41 if test "${LANGUAGE+set}"    = set; then LANGUAGE=C;    export LANGUAGE;    fi
42 if test "${LANG+set}"        = set; then LANG=C;        export LANG;        fi
43 if test "${LC_ALL+set}"      = set; then LC_ALL=C;      export LC_ALL;      fi
44 if test "${LC_MESSAGES+set}" = set; then LC_MESSAGES=C; export LC_MESSAGES; fi
45 if test "${LC_CTYPE+set}"    = set; then LC_CTYPE=C;    export LC_CTYPE;    fi
46 if test "${LC_COLLATE+set}"  = set; then LC_COLLATE=C;  export LC_COLLATE;  fi
47
48 NM_OPTS=
49
50 if test ! -d ../objects ; then
51         echo "? need objects to run this script"
52         exit 1
53 elif test ! -d ../lib ; then
54         echo "? need libraries to run this script"
55         exit 1
56 fi
57
58 PROGS=
59 for name in `(echo "test:";sort modules; echo "progs:";sort ../progs/modules) |sed -e 's/[      ].*//' -e '/^[#@]/d'`
60 do
61         case $name in
62         *:)
63                 PROGS="$PROGS $name"
64                 ;;
65         *)
66                 NAME=../objects/${name}.o
67                 if test -f $NAME
68                 then
69                         PROGS="$PROGS $NAME"
70                 fi
71                 ;;
72         esac
73 done
74
75 # For each library -
76 for lib in ../lib/*.a
77 do
78         LIB=`basename $lib .a`
79         case $LIB in
80         *_*|*+*)
81                 continue
82                 ;;
83         esac
84
85         tmp=`echo $LIB|sed -e 's/w$//'`
86         echo
87         echo "${tmp}:"
88         echo $tmp |sed -e 's/./-/g'
89         # Construct a list of public externals provided by the library.
90         WANT=`nm $NM_OPTS $lib |\
91                 sed     -e 's/^[^ ]*//' \
92                         -e 's/^ *//' \
93                         -e '/^[ a-z] /d' \
94                         -e '/:$/d' \
95                         -e '/^$/d' \
96                         -e '/^U /d' \
97                         -e 's/^[A-Z] //' \
98                         -e '/^_/d' |\
99                 sort -u`
100         # List programs which use that external.
101         for name in $WANT
102         do
103                 HAVE=
104                 tags=
105                 last=
106                 for prog in $PROGS
107                 do
108                         case $prog in
109                         *:)
110                                 tags=$prog
111                                 ;;
112                         *)
113                                 TEST=`nm $NM_OPTS $prog |\
114                                         sed     -e 's/^[^ ]*//' \
115                                                 -e 's/^ *//' \
116                                                 -e '/^[ a-z] /d' \
117                                                 -e '/:$/d' \
118                                                 -e '/^$/d' \
119                                                 -e 's/^[A-Z] //' \
120                                                 -e '/^_/d' \
121                                                 -e 's/^'${name}'$/_/' \
122                                                 -e '/^[^_]/d'`
123                                 if test -n "$TEST"
124                                 then
125                                         have=`basename $prog .o`
126                                         if test -n "$HAVE"
127                                         then
128                                                 if test "$last" = "$tags"
129                                                 then
130                                                         HAVE="$HAVE $have"
131                                                 else
132                                                         HAVE="$HAVE $tags $have"
133                                                 fi
134                                         else
135                                                 HAVE="$tags $have"
136                                         fi
137                                         last="$tags"
138                                 fi
139                                 ;;
140                         esac
141                 done
142                 # if we did not find a program using it directly, see if it
143                 # is used within a library.
144                 if test -z "$HAVE"
145                 then
146                         for tmp in ../lib/*.a
147                         do 
148                                 case $tmp in
149                                 *_*|*+*)
150                                         continue
151                                         ;;
152                                 esac
153                                 TEST=`nm $NM_OPTS $tmp |\
154                                         sed     -e 's/^[^ ]*//' \
155                                                 -e 's/^ *//' \
156                                                 -e '/^[ a-z] /d' \
157                                                 -e '/:$/d' \
158                                                 -e '/^$/d' \
159                                                 -e '/^[A-TV-Z] /d' \
160                                                 -e 's/^[A-Z] //' \
161                                                 -e '/^_/d' \
162                                                 -e 's/^'${name}'$/_/' \
163                                                 -e '/^[^_]/d'`
164                                 if test -n "$TEST"
165                                 then
166                                         tmp=`basename $tmp .a |sed -e 's/w$//'`
167                                         HAVE=`echo $tmp | sed -e 's/lib/lib: /'`
168                                         break
169                                 fi
170                         done
171                 fi
172                 test -z "$HAVE" && HAVE="-"
173                 lenn=`expr 39 - length $name`
174                 lenn=`expr $lenn / 8`
175                 tabs=
176                 while test $lenn != 0
177                 do
178                         tabs="${tabs}   "
179                         lenn=`expr $lenn - 1`
180                 done
181                 echo "${name}${tabs}${HAVE}"
182         done
183 done