This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
Major changes to the DOS/djgpp port (including threading):
[perl5.git] / makedepend.SH
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1e2cbf11 1#! /bin/sh
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2case $CONFIG in
3'')
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4 if test -f config.sh; then TOP=.;
5 elif test -f ../config.sh; then TOP=..;
6 elif test -f ../../config.sh; then TOP=../..;
7 elif test -f ../../../config.sh; then TOP=../../..;
8 elif test -f ../../../../config.sh; then TOP=../../../..;
9 else
10 echo "Can't find config.sh."; exit 1
11 fi
12 . $TOP/config.sh
13 ;;
8d063cd8 14esac
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15: This forces SH files to create target in same directory as SH file.
16: This is so that make depend always knows where to find SH derivatives.
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17case "$0" in
18*/*) cd `expr X$0 : 'X\(.*\)/'` ;;
19esac
1e2cbf11 20
8d063cd8 21echo "Extracting makedepend (with variable substitutions)"
7b0cd887 22rm -f makedepend
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23$spitshell >makedepend <<!GROK!THIS!
24$startsh
a0d0e21e 25# makedepend.SH
8d063cd8 26#
6b9d15cb 27MAKE=$make
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28!GROK!THIS!
29$spitshell >>makedepend <<'!NO!SUBS!'
8d063cd8 30
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31# This script should be called with
32# sh ./makedepend MAKE=$(MAKE)
33case "$1" in
34 MAKE=*) eval $1 ;;
35esac
36
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37export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh \$0; kill \$\$)
38
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39case $CONFIG in
40'')
41 if test -f config.sh; then TOP=.;
42 elif test -f ../config.sh; then TOP=..;
43 elif test -f ../../config.sh; then TOP=../..;
44 elif test -f ../../../config.sh; then TOP=../../..;
45 elif test -f ../../../../config.sh; then TOP=../../../..;
46 else
47 echo "Can't find config.sh."; exit 1
48 fi
49 . $TOP/config.sh
50 ;;
51esac
8d063cd8 52
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53# We need .. when we are in the x2p directory if we are using the
54# cppstdin wrapper script.
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55# Put .. and . first so that we pick up the present cppstdin, not
56# an older one lying about in /usr/local/bin.
39e571d4 57PATH=".$path_sep..$path_sep$PATH"
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58export PATH
59
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60$cat /dev/null >.deptmp
61$rm -f *.c.c c/*.c.c
62if test -f Makefile; then
1e2cbf11 63 rm -f $firstmakefile
337e9004 64 cp Makefile $firstmakefile
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65 # On QNX, 'cp' preserves timestamp, so $firstmakefile appears
66 # to be out of date. I don't know if OS/2 has touch, so do this:
67 case "$osname" in
68 os2) ;;
69 *) $touch $firstmakefile ;;
70 esac
8d063cd8 71fi
337e9004 72mf=$firstmakefile
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73if test -f $mf; then
74 defrule=`<$mf sed -n \
2d9864fe 75 -e '/^\.c\$(OBJ_EXT):.*;/{' \
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76 -e 's/\$\*\.c//' \
77 -e 's/^[^;]*;[ ]*//p' \
78 -e q \
79 -e '}' \
2d9864fe 80 -e '/^\.c\$(OBJ_EXT): *$/{' \
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81 -e N \
82 -e 's/\$\*\.c//' \
83 -e 's/^.*\n[ ]*//p' \
84 -e q \
85 -e '}'`
86fi
87case "$defrule" in
88'') defrule='$(CC) -c $(CFLAGS)' ;;
89esac
90
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91: Create files in UU directory to avoid problems with long filenames
92: on systems with 14 character filename limits so file.c.c and file.c
93: might be identical
94$test -d UU || mkdir UU
95
1aef975c 96$MAKE clist || ($echo "Searching for .c files..."; \
a687059c 97 $echo *.c | $tr ' ' '\012' | $egrep -v '\*' >.clist)
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98for file in `$cat .clist`; do
99# for file in `cat /dev/null`; do
100 case "$file" in
101 *.c) filebase=`basename $file .c` ;;
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102 *.y) filebase=`basename $file .y` ;;
103 esac
104 case "$file" in
105 */*) finc="-I`echo $file | sed 's#/[^/]*$##`" ;;
106 *) finc= ;;
8d063cd8 107 esac
337e9004 108 $echo "Finding dependencies for $filebase$obj_ext."
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109 ( $echo "#line 1 \"$file\""; \
110 $sed -n <$file \
8d063cd8 111 -e "/^${filebase}_init(/q" \
2304df62 112 -e '/^#line/d' \
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113 -e '/^#/{' \
114 -e 's|/\*.*$||' \
115 -e 's|\\$||' \
116 -e p \
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117 -e '}' ) >UU/$file.c
118 $cppstdin $finc -I/usr/local/include -I. $cppflags $cppminus <UU/$file.c |
8d063cd8 119 $sed \
75f92628 120 -e '/^#.*<stdin>/d' \
fb73857a 121 -e '/^#.*"-"/d' \
7b0cd887 122 -e 's#\.[0-9][0-9]*\.c#'"$file.c#" \
55204971 123 -e 's/^[ ]*#[ ]*line/#/' \
7b0cd887 124 -e '/^# *[0-9][0-9]* *[".\/]/!d' \
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125 -e 's/^.*"\(.*\)".*$/'$filebase'\$(OBJ_EXT): \1/' \
126 -e 's/^# *[0-9][0-9]* \(.*\)$/'$filebase'\$(OBJ_EXT): \1/' \
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127 -e 's|: \./|: |' \
128 -e 's|\.c\.c|.c|' | \
129 $uniq | $sort | $uniq >> .deptmp
130done
131
352d5a3a 132$sed <$mf >$mf.new -e '1,/^# AUTOMATICALLY/!d'
8d063cd8 133
1aef975c 134$MAKE shlist || ($echo "Searching for .SH files..."; \
a687059c 135 $echo *.SH | $tr ' ' '\012' | $egrep -v '\*' >.shlist)
337e9004 136
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137# Now extract the dependencies on makedepend.SH and Makefile.SH
138# (they should reside in the main Makefile):
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139mv .shlist .shlist.old
140$egrep -v '^makedepend\.SH' <.shlist.old >.shlist
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141mv .shlist .shlist.old
142$egrep -v '^Makefile\.SH' <.shlist.old >.shlist
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143mv .shlist .shlist.old
144$egrep -v '^perl_exp\.SH' <.shlist.old >.shlist
145mv .shlist .shlist.old
146$egrep -v '^config_h\.SH' <.shlist.old >.shlist
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147rm .shlist.old
148
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149if $test -s .deptmp; then
150 for file in `cat .shlist`; do
a0d0e21e 151 $echo `$expr X$file : 'X\(.*\).SH'`: $file $TOP/config.sh \; \
6b9d15cb 152 $sh $file >> .deptmp
8d063cd8 153 done
352d5a3a 154 $echo "Updating $mf..."
8d063cd8 155 $echo "# If this runs make out of memory, delete /usr/include lines." \
352d5a3a 156 >> $mf.new
2d9864fe 157 $sed 's|^\(.*\$(OBJ_EXT):\) *\(.*/.*\.c\) *$|\1 \2; '"$defrule \2|" .deptmp \
352d5a3a 158 >>$mf.new
8d063cd8 159else
1aef975c 160 $MAKE hlist || ($echo "Searching for .h files..."; \
a687059c 161 $echo *.h | $tr ' ' '\012' | $egrep -v '\*' >.hlist)
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162 $echo "You don't seem to have a proper C preprocessor. Using grep instead."
163 $egrep '^#include ' `cat .clist` `cat .hlist` >.deptmp
352d5a3a 164 $echo "Updating $mf..."
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165 <.clist $sed -n \
166 -e '/\//{' \
337e9004 167 -e 's|^\(.*\)/\(.*\)\.c|\2\$(OBJ_EXT): \1/\2.c; '"$defrule \1/\2.c|p" \
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168 -e d \
169 -e '}' \
337e9004 170 -e 's|^\(.*\)\.c|\1\$(OBJ_EXT): \1.c|p' >> $mf.new
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171 <.hlist $sed -n 's|\(.*/\)\(.*\)|s= \2= \1\2=|p' >.hsed
172 <.deptmp $sed -n 's|c:#include "\(.*\)".*$|o: \1|p' | \
173 $sed 's|^[^;]*/||' | \
352d5a3a 174 $sed -f .hsed >> $mf.new
8d063cd8 175 <.deptmp $sed -n 's|h:#include "\(.*\)".*$|h: \1|p' | \
352d5a3a 176 $sed -f .hsed >> $mf.new
8d063cd8 177 for file in `$cat .shlist`; do
a0d0e21e 178 $echo `$expr X$file : 'X\(.*\).SH'`: $file $TOP/config.sh \; \
6b9d15cb 179 $sh $file >> $mf.new
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180 done
181fi
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182$rm -f $mf.old
183$cp $mf $mf.old
1e2cbf11 184$rm -f $mf
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185$cp $mf.new $mf
186$rm $mf.new
187$echo "# WARNING: Put nothing here or make depend will gobble it up!" >> $mf
85e6fe83 188$rm -rf .deptmp UU .shlist .clist .hlist .hsed
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189
190!NO!SUBS!
191$eunicefix makedepend
378cc40b 192chmod +x makedepend
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193case `pwd` in
194*SH)
195 $rm -f ../makedepend
196 ln makedepend ../makedepend
197 ;;
198esac