X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/2e1b3b7e9018b7d16d598adb631073672439d869..0a44e30b028e9918e549705da4512ad5b5a98493:/makedepend.SH diff --git a/makedepend.SH b/makedepend.SH old mode 100644 new mode 100755 index 5a8d979..4e203b6 --- a/makedepend.SH +++ b/makedepend.SH @@ -1,65 +1,100 @@ -case $CONFIG in +#! /bin/sh +case $PERL_CONFIG_SH in '') - if test ! -f config.sh; then - ln ../config.sh . || \ - ln ../../config.sh . || \ - ln ../../../config.sh . || \ - (echo "Can't find config.sh."; exit 1) - fi - . config.sh - ;; + if test -f config.sh; then TOP=.; + elif test -f ../config.sh; then TOP=..; + elif test -f ../../config.sh; then TOP=../..; + elif test -f ../../../config.sh; then TOP=../../..; + elif test -f ../../../../config.sh; then TOP=../../../..; + else + echo "Can't find config.sh."; exit 1 + fi + . $TOP/config.sh + ;; esac +: This forces SH files to create target in same directory as SH file. +: This is so that make depend always knows where to find SH derivatives. case "$0" in */*) cd `expr X$0 : 'X\(.*\)/'` ;; esac + echo "Extracting makedepend (with variable substitutions)" +rm -f makedepend $spitshell >makedepend <>makedepend <<'!NO!SUBS!' + +if test -d .depending; then + echo "$0: Already running, exiting." + exit 0 +fi + +mkdir .depending + +# This script should be called with +# sh ./makedepend MAKE=$(MAKE) +case "$1" in + MAKE=*) eval $1; shift ;; +esac export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh \$0; kill \$\$) -cat='$cat' -cp='$cp' -cpp='$cpp' -echo='$echo' -egrep='$egrep' -expr='$expr' -mv='$mv' -rm='$rm' -sed='$sed' -sort='$sort' -test='$test' -tr='$tr' -uniq='$uniq' -!GROK!THIS! +case $PERL_CONFIG_SH in +'') + if test -f config.sh; then TOP=.; + elif test -f ../config.sh; then TOP=..; + elif test -f ../../config.sh; then TOP=../..; + elif test -f ../../../config.sh; then TOP=../../..; + elif test -f ../../../../config.sh; then TOP=../../../..; + else + echo "Can't find config.sh."; exit 1 + fi + . $TOP/config.sh + ;; +esac -$spitshell >>makedepend <<'!NO!SUBS!' +# Avoid localized gcc messages +case "$ccname" in + gcc) LC_ALL=C ; export LC_ALL ;; +esac + +# We need .. when we are in the x2p directory if we are using the +# cppstdin wrapper script. +# Put .. and . first so that we pick up the present cppstdin, not +# an older one lying about in /usr/local/bin. +PATH=".$path_sep..$path_sep$PATH" +export PATH + +case "$osname" in +amigaos) cat=/bin/cat ;; # must be absolute +esac $cat /dev/null >.deptmp $rm -f *.c.c c/*.c.c if test -f Makefile; then - mf=Makefile -else - mf=makefile + rm -f $firstmakefile + cp Makefile $firstmakefile + # On QNX, 'cp' preserves timestamp, so $firstmakefile appears + # to be out of date. I don't know if OS/2 has touch, so do this: + case "$osname" in + os2) ;; + *) $touch $firstmakefile ;; + esac fi +mf=$firstmakefile if test -f $mf; then defrule=`<$mf sed -n \ - -e '/^\.c\.o:.*;/{' \ + -e '/^\.c\$(OBJ_EXT):.*;/{' \ -e 's/\$\*\.c//' \ -e 's/^[^;]*;[ ]*//p' \ -e q \ -e '}' \ - -e '/^\.c\.o: *$/{' \ + -e '/^\.c\$(OBJ_EXT): *$/{' \ -e N \ -e 's/\$\*\.c//' \ -e 's/^.*\n[ ]*//p' \ @@ -70,85 +105,162 @@ case "$defrule" in '') defrule='$(CC) -c $(CFLAGS)' ;; esac -make clist || ($echo "Searching for .c files..."; \ - $echo *.c */*.c | $tr ' ' '\012' | $egrep -v '\*' >.clist) +: Create files in UU directory to avoid problems with long filenames +: on systems with 14 character filename limits so file.c.c and file.c +: might be identical +$test -d UU || mkdir UU + +$MAKE clist || ($echo "Searching for .c files..."; \ + $echo *.c | $tr ' ' $trnl | $egrep -v '\*' >.clist) for file in `$cat .clist`; do # for file in `cat /dev/null`; do + case "$osname" in + uwin) uwinfix="-e s,\\\\\\\\,/,g -e s,\\([a-zA-Z]\\):/,/\\1/,g" ;; + os2) uwinfix="-e s,\\\\\\\\,/,g" ;; + cygwin) uwinfix="-e s,\\\\\\\\,/,g" ;; + posix-bc) uwinfix="-e s/\\*POSIX(\\(.*\\))/\\1/" ;; + vos) uwinfix="-e s/\#/\\\#/" ;; + *) uwinfix="" ;; + esac case "$file" in *.c) filebase=`basename $file .c` ;; - *.y) filebase=`basename $file .c` ;; + *.y) filebase=`basename $file .y` ;; esac - $echo "Finding dependencies for $filebase.o." - $sed -n <$file >$file.c \ - -e "/^${filebase}_init(/q" \ - -e '/^#/{' \ - -e 's|/\*.*$||' \ - -e 's|\\$||' \ - -e p \ - -e '}' - $cpp -I/usr/local/include -I. $file.c | \ - $sed \ - -e '/^# *[0-9]/!d' \ - -e 's/^.*"\(.*\)".*$/'$filebase'.o: \1/' \ - -e 's|: \./|: |' \ - -e 's|\.c\.c|.c|' | \ - $uniq | $sort | $uniq >> .deptmp + case "$file" in + */*) finc="-I`echo $file | sed 's#/[^/]*$##'`" ;; + *) finc= ;; + esac + $echo "Finding dependencies for $filebase$_o." + # Below, we strip out all but preprocessor directives. + # We have to take care of situations like + # #if defined(FOO) BAR /* comment line 1 + # more comment lines */ + # If we just delete text starting from the '/*' to the end of line, we will + # screw up cases like + # #if defined(FOO) /* comment */ \ + # && defined(BAR) /* comment */ \ + # && defined(BAZ) /* comment */ \ + # etc. + # Also, in lines like + # #defined FOO(a,b) a/**/b + # the comment may be important and so needs to be retained. + # This code processes the single-line comments first; it assumes there is + # at most one straightforward comment per continued preprocessor line, + # replacing each non-empty comment (and its surrounding white space) by a + # single space. (sed only has a greedy '*' quantifier, so this doesn't + # work right if there are multiple comments per line, and strings can look + # like comments to it; both are unlikely in a preprocessor statement.) Any + # continuation line is joined, and the process repeated on the enlarged + # line as long as there are continuations. At the end, if there are any + # comments remaining, they are either completely empty or are like the + # first situation. The latter are just deleted by first deleting to the + # end of line (including preceding white space) things that start with '/*' + # and the next char isn't a '*'; then things that start with '/**', but the + # next char isn't a '/'. (Subsequent lines of the comment are irrelevant + # and get dropped.) At the end, we unjoin very long lines to avoid + # preprocessor limitations + ( $echo "#line 2 \"$file\""; \ + $sed -n <$file \ + -e "/^${filebase}_init(/q" \ + -e ': tstcont' \ + -e '/^[ ]*#/s|[ ]*/\*..*\*/[ ]*| |' \ + -e '/\\$/{' \ + -e 'N' \ + -e 'b tstcont' \ + -e '}' \ + -e 's/\\\n//g' \ + -e '/^#line/d' \ + -e '/^[ ]*#/{' \ + -e 's|[ ]*/\*[^*].*$||' \ + -e 's|[ ]*/\*\*[^/].*$||' \ + -e 's/.\{255\}/&\\\n/g' \ + -e p \ + -e '}' ) >UU/$file.c + + # We're not sure why this was there; the #endif is extraneous on modern z/OS + #if [ "$osname" = os390 -a "$file" = perly.c ]; then + # $echo '#endif' >>UU/$file.c + #fi + + if [ "$osname" = os390 ]; then + $cppstdin $finc -I. $cppflags $cppminus /d' \ + -e '/^#.*"-"/d' \ + -e '/^#.*git_version\.h/d' \ + -e 's#\.[0-9][0-9]*\.c#'"$file.c#" \ + -e 's/^[ ]*#[ ]*line/#/' \ + -e '/^# *[0-9][0-9]* *[".\/]/!d' \ + -e 's/^.*"\(.*\)".*$/'$filebase'\$(OBJ_EXT): \1/' \ + -e 's/^# *[0-9][0-9]* \(.*\)$/'$filebase'\$(OBJ_EXT): \1/' \ + -e 's|: \./|: |' \ + -e 's|\.c\.c|.c|' $uwinfix | \ + $uniq | $sort | $uniq >> .deptmp + else + $cppstdin $finc -I. $cppflags $cppminus .cout 2>.cerr + $sed \ + -e '1d' \ + -e '/^#.*/d' \ + -e '/^#.*/d' \ + -e '/^#.*/d' \ + -e '/^#.*/d' \ + -e '/^#.*/d' \ + -e '/^#.*"-"/d' \ + -e '/^#.*"\/.*\/"/d' \ + -e '/: file path prefix .* never used$/d' \ + -e '/^#.*git_version\.h/d' \ + -e 's#\.[0-9][0-9]*\.c#'"$file.c#" \ + -e 's/^[ ]*#[ ]*line/#/' \ + -e '/^# *[0-9][0-9]* *[".\/]/!d' \ + -e 's/^.*"\(.*\)".*$/'$filebase'\$(OBJ_EXT): \1/' \ + -e 's/^# *[0-9][0-9]* \(.*\)$/'$filebase'\$(OBJ_EXT): \1/' \ + -e 's|: \./|: |' \ + -e 's|\.c\.c|.c|' $uwinfix .cout .cerr| \ + $uniq | $sort | $uniq >> .deptmp + fi + echo "$filebase\$(OBJ_EXT): $@" >> .deptmp done -$sed Makefile.new -e '1,/^# AUTOMATICALLY/!d' +$sed <$mf >$mf.new -e '1,/^# AUTOMATICALLY/!d' -make shlist || ($echo "Searching for .SH files..."; \ - $echo *.SH */*.SH | $tr ' ' '\012' | $egrep -v '\*' >.shlist) if $test -s .deptmp; then - for file in `cat .shlist`; do - $echo `$expr X$file : 'X\(.*\).SH`: $file config.sh \; \ - /bin/sh $file >> .deptmp - done - $echo "Updating Makefile..." + $echo "Updating $mf..." $echo "# If this runs make out of memory, delete /usr/include lines." \ - >> Makefile.new - $sed 's|^\(.*\.o:\) *\(.*/.*\.c\) *$|\1 \2; '"$defrule \2|" .deptmp \ - >>Makefile.new + >> $mf.new + if [ "$osname" = vos ]; then + $sed 's|\.incl\.c|.h|' .deptmp >.deptmp.vos + mv -f .deptmp.vos .deptmp + fi + $sed 's|^\(.*\$(OBJ_EXT):\) *\(.*/.*\.c\) *$|\1 \2; '"$defrule \2|" .deptmp \ + >>$mf.new else - make hlist || ($echo "Searching for .h files..."; \ - $echo *.h */*.h | $tr ' ' '\012' | $egrep -v '\*' >.hlist) + $MAKE hlist || ($echo "Searching for .h files..."; \ + $echo *.h | $tr ' ' $trnl | $egrep -v '\*' >.hlist) $echo "You don't seem to have a proper C preprocessor. Using grep instead." $egrep '^#include ' `cat .clist` `cat .hlist` >.deptmp - $echo "Updating Makefile..." + $echo "Updating $mf..." <.clist $sed -n \ -e '/\//{' \ - -e 's|^\(.*\)/\(.*\)\.c|\2.o: \1/\2.c; '"$defrule \1/\2.c|p" \ + -e 's|^\(.*\)/\(.*\)\.c|\2\$(OBJ_EXT): \1/\2.c; '"$defrule \1/\2.c|p" \ -e d \ -e '}' \ - -e 's|^\(.*\)\.c|\1.o: \1.c|p' >> Makefile.new + -e 's|^\(.*\)\.c|\1\$(OBJ_EXT): \1.c|p' >> $mf.new <.hlist $sed -n 's|\(.*/\)\(.*\)|s= \2= \1\2=|p' >.hsed <.deptmp $sed -n 's|c:#include "\(.*\)".*$|o: \1|p' | \ $sed 's|^[^;]*/||' | \ - $sed -f .hsed >> Makefile.new - <.deptmp $sed -n 's|c:#include <\(.*\)>.*$|o: /usr/include/\1|p' \ - >> Makefile.new + $sed -f .hsed >> $mf.new <.deptmp $sed -n 's|h:#include "\(.*\)".*$|h: \1|p' | \ - $sed -f .hsed >> Makefile.new - <.deptmp $sed -n 's|h:#include <\(.*\)>.*$|h: /usr/include/\1|p' \ - >> Makefile.new - for file in `$cat .shlist`; do - $echo `$expr X$file : 'X\(.*\).SH`: $file config.sh \; \ - /bin/sh $file >> Makefile.new - done + $sed -f .hsed >> $mf.new fi -$rm -f Makefile.old -$cp Makefile Makefile.old -$cp Makefile.new Makefile -$rm Makefile.new -$echo "# WARNING: Put nothing here or make depend will gobble it up!" >> Makefile -$rm -f .deptmp `sed 's/\.c/.c.c/' .clist` .shlist .clist .hlist .hsed +$rm -f $mf.old +$cp $mf $mf.old +$rm -f $mf +$cp $mf.new $mf +$rm $mf.new +$echo "# WARNING: Put nothing here or make depend will gobble it up!" >> $mf +$rm -rf .deptmp UU .clist .hlist .hsed .cout .cerr +rmdir .depending !NO!SUBS! $eunicefix makedepend -chmod 755 makedepend -case `pwd` in -*SH) - $rm -f ../makedepend - ln makedepend ../makedepend - ;; -esac +chmod +x makedepend