--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/build-scripts/makedep.sh Thu Feb 16 10:11:48 2006 +0000
@@ -0,0 +1,66 @@
+#!/bin/sh
+#
+# Generate dependencies from a list of source files
+
+# Check to make sure our environment variables are set
+if test x"$INCLUDE" = x -o x"$SOURCES" = x -o x"$objects" = x -o x"$output" = x; then
+ echo "SOURCES, INCLUDE, objects, and output needs to be set"
+ exit 1
+fi
+cache_prefix=".#$$"
+
+generate_var()
+{
+ echo $1 | sed -e 's|^.*/||' -e 's|\.|_|g'
+}
+
+search_deps()
+{
+ base=`echo $1 | sed 's|/[^/]*$||'`
+ grep '#include "' <$1 | sed -e 's|.*"\([^"]*\)".*|\1|' | \
+ while read file
+ do cache=${cache_prefix}_`generate_var $file`
+ if test -f $cache; then
+ # We already ahve this cached
+ cat $cache
+ continue;
+ fi
+ for path in $base `echo $INCLUDE | sed 's|-I||g'`
+ do dep="$path/$file"
+ if test -f "$dep"; then
+ echo " $dep \\" >$cache
+ echo " $dep \\"
+ generate_dep $dep
+ break
+ fi
+ done
+ done
+}
+
+generate_dep()
+{
+ cat >>${output}.new <<__EOF__
+$1: \\
+`search_deps $1`
+
+__EOF__
+}
+
+:>${output}.new
+for src in $SOURCES
+do echo "Generating dependencies for $src"
+ generate_dep $src
+ ext=`echo $src | sed 's|.*\.\(.*\)|\1|'`
+ obj=`echo $src | sed "s|^.*/\([^ ]*\)\..*|$objects/\1.lo|g"`
+ echo "$obj: $src" >>${output}.new
+ case $ext in
+ asm) echo " \$(BUILDASM)" >>${output}.new;;
+ cc) echo " \$(BUILDCC)" >>${output}.new;;
+ c) echo " \$(BUILDC)" >>${output}.new;;
+ m) echo " \$(BUILDM)" >>${output}.new;;
+ *) echo "Unknown file extension: $ext";;
+ esac
+ echo "" >>${output}.new
+done
+rm -f ${cache_prefix}*
+mv ${output}.new ${output}