| 1 | #!/bin/sh |
| 2 | # |
| 3 | # Generate dependencies from a list of source files |
| 4 | |
| 5 | # Check to make sure our environment variables are set |
| 6 | if test x"$INCLUDE" = x -o x"$SOURCES" = x -o x"$output" = x; then |
| 7 | echo "SOURCES, INCLUDE, and output needs to be set" |
| 8 | exit 1 |
| 9 | fi |
| 10 | cache_prefix=".#$$" |
| 11 | |
| 12 | generate_var() |
| 13 | { |
| 14 | echo $1 | sed -e 's|^.*/||' -e 's|\.|_|g' |
| 15 | } |
| 16 | |
| 17 | search_deps() |
| 18 | { |
| 19 | base=`echo $1 | sed 's|/[^/]*$||'` |
| 20 | grep '#include "' <$1 | sed -e 's|.*"\([^"]*\)".*|\1|' | \ |
| 21 | while read file |
| 22 | do cache=${cache_prefix}_`generate_var $file` |
| 23 | if test -f $cache; then |
| 24 | : # We already ahve this cached |
| 25 | else |
| 26 | : >$cache |
| 27 | for path in $base `echo $INCLUDE | sed 's|-I||g'` |
| 28 | do dep="$path/$file" |
| 29 | if test -f "$dep"; then |
| 30 | echo " $dep \\" >>$cache |
| 31 | search_deps $dep >>$cache |
| 32 | break |
| 33 | fi |
| 34 | done |
| 35 | fi |
| 36 | cat $cache |
| 37 | done |
| 38 | } |
| 39 | |
| 40 | :>${output}.new |
| 41 | for src in $SOURCES |
| 42 | do echo "Generating dependencies for $src" |
| 43 | ext=`echo $src | sed 's|.*\.\(.*\)|\1|'` |
| 44 | if test x"$ext" = x"rc"; then |
| 45 | obj=`echo $src | sed "s|^.*/\([^ ]*\)\..*|\1.o|g"` |
| 46 | else |
| 47 | obj=`echo $src | sed "s|^.*/\([^ ]*\)\..*|\1.lo|g"` |
| 48 | fi |
| 49 | echo "\$(objects)/$obj: $src \\" >>${output}.new |
| 50 | search_deps $src | sort | uniq >>${output}.new |
| 51 | case $ext in |
| 52 | c) cat >>${output}.new <<__EOF__ |
| 53 | |
| 54 | \$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) -c $src -o \$@ |
| 55 | |
| 56 | __EOF__ |
| 57 | ;; |
| 58 | cc) cat >>${output}.new <<__EOF__ |
| 59 | |
| 60 | \$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) -c $src -o \$@ |
| 61 | |
| 62 | __EOF__ |
| 63 | ;; |
| 64 | m) cat >>${output}.new <<__EOF__ |
| 65 | |
| 66 | \$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) -c $src -o \$@ |
| 67 | |
| 68 | __EOF__ |
| 69 | ;; |
| 70 | asm) cat >>${output}.new <<__EOF__ |
| 71 | |
| 72 | \$(LIBTOOL) --tag=CC --mode=compile \$(auxdir)/strip_fPIC.sh \$(NASM) $src -o \$@ |
| 73 | |
| 74 | __EOF__ |
| 75 | ;; |
| 76 | S) cat >>${output}.new <<__EOF__ |
| 77 | |
| 78 | \$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) -c $src -o \$@ |
| 79 | |
| 80 | __EOF__ |
| 81 | ;; |
| 82 | rc) cat >>${output}.new <<__EOF__ |
| 83 | |
| 84 | \$(WINDRES) $src \$@ |
| 85 | |
| 86 | __EOF__ |
| 87 | ;; |
| 88 | *) echo "Unknown file extension: $ext";; |
| 89 | esac |
| 90 | echo "" >>${output}.new |
| 91 | done |
| 92 | mv ${output}.new ${output} |
| 93 | rm -f ${cache_prefix}* |