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13 ## top-level directory of the distribution or, alternatively, at
14 ## <http://www.OpenLDAP.org/license.html>.
16 ## Portions Copyright (c) 1987 Regents of the University of California.
17 ## All rights reserved.
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31 # @(#)mkdep.sh 5.12 (Berkeley) 6/30/88
33 # We now use whatever path is already set by the invoker
34 #PATH=/bin:/usr/bin:/usr/ucb
37 set -e # exit immediately if any errors occur
39 MAKE=Makefile # default makefile name is "Makefile"
40 NOSLASH="no" # by default, / dependencies are included
44 : ${CC=cc} # use cc by default
46 # We generally set these via the command line options
47 : ${MKDEP_CC=$CC} # select default compiler to generate dependencies
48 : ${MKDEP_CFLAGS="-M"} # cc -M usually produces dependencies
52 # the -s flag removes dependencies to files that begin with /
57 # -f allows you to select a makefile name
62 # -d allows you to select a VPATH directory
67 # -c allows you to override the compiler used to generate dependencies
72 # -m allows you to override the compiler flags used to generate
78 # the -p flag produces "program: program.c" style dependencies
79 # so .o's don't get produced
84 # the -l flag produces libtool compatible dependencies
86 SED='sed -e s;\.o:;.lo:;'
97 echo 'usage: mkdep [-p] [-s] [-c cc] [-m flags] [-f makefile] [-d srcdir] [cppflags] file ...'
101 if test ! -w $MAKE ; then
102 echo "mkdep: no writeable file \"$MAKE\""
108 trap 'rm -f $TMP.sed $TMP ; exit 1' 1 2 3 13 15
112 sed -e '/DO NOT DELETE THIS LINE/,$d' < $MAKE > $TMP
115 # DO NOT DELETE THIS LINE -- mkdep uses it.
116 # DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
120 # If your compiler doesn't have -M, you may be able to use -E instead.
121 # The preprocessor must generate lines of the form
122 # #.* [0-9]* "dependent file" .*
123 # This script will parse out the "dependent file"s to generate the
126 if test "x$SRCDIR" = "x" ; then
133 elif test -f $SRCDIR/$i ; then
134 files="$files $SRCDIR/$i"
140 MKDEP_CFLAGS="$MKDEP_CFLAGS -I$SRCDIR"
147 # command: $MKDEP_CC $MKDEP_CFLAGS $files
152 case $MKDEP_CFLAGS in
153 # Using regular preprocessor output
159 -*) FLAGS="$FLAGS $i" ;;
160 *) FILES="$FILES $i" ;;
164 $MKDEP_CC $MKDEP_CFLAGS $FLAGS $i | grep '^#.*"' > $TMP.sed
168 n = split(file, parts, "/")
169 filenm = substr(parts[n], 0, length(parts[n])-1) "o"
172 dep = split($3, parts, "\"")
174 if (dep ~ "^\./.*") dep = substr(dep, 3, length(dep)-2)
175 if (( noslash == "yes") && (dep ~ /^\// )) continue
176 if (deps[dep] == 0) printf "%s: %s\n", filenm, dep
178 }' noslash="$NOSLASH" $TMP.sed >> $TMP
183 # Using -M or some other specific dependency-generating option
184 $MKDEP_CC $MKDEP_CFLAGS $files | \
185 sed -e 's; \./; ;g' -e 's/ :/:/' | \
187 # do not pipe to awk. SGI awk wants a filename as argument.
188 # (or '-', but I do not know if all other awks support that.)
192 dep=substr($0, length(filenm)+1)
198 if ( length(filenm) < 2 ) next
199 if ( filenm ~ /:.*:$/ ) next
200 split(dep, depends, " ")
203 if ( length(dfile) < 2 ) continue
204 if ( dfile ~ /:/ ) continue
205 if (( noslash == "yes") && (dfile ~ /^\// )) continue
206 rec = filenm " " dfile
210 ' noslash="$NOSLASH" $TMP.sed >> $TMP
217 # IF YOU PUT ANYTHING HERE IT WILL GO AWAY
220 # copy to preserve permissions
222 rm -f ${MAKE}.bak $TMP.sed $TMP