Commit 49f7399e authored by Howard Chu's avatar Howard Chu
Browse files

Added rules to use "cc -E" output to generate dependencies.

parent 59bab328
...@@ -109,13 +109,11 @@ cat << _EOF_ >> $TMP ...@@ -109,13 +109,11 @@ cat << _EOF_ >> $TMP
_EOF_ _EOF_
# If your compiler doesn't have -M, add it. If you can't, the next two # If your compiler doesn't have -M, you may be able to use -E instead.
# lines will try and replace the "cc -M". The real problem is that this # The preprocessor must generate lines of the form
# hack can't deal with anything that requires a search path, and doesn't # #.* [0-9]* "dependent file" .*
# even try for anything using bracket (<>) syntax. # This script will parse out the "dependent file"s to generate the
# # dependency list.
# egrep '^#include[ ]*".*"' /dev/null $* |
# sed -e 's/:[^"]*"\([^"]*\)".*/: \1/' -e 's/\.c/.o/' |
if test "x$SRCDIR" = "x" ; then if test "x$SRCDIR" = "x" ; then
files=$* files=$*
...@@ -143,6 +141,38 @@ cat << _EOF_ >> $TMP ...@@ -143,6 +141,38 @@ cat << _EOF_ >> $TMP
_EOF_ _EOF_
case $MKDEP_CFLAGS in
# Using regular preprocessor output
-E*)
FLAGS=""
FILES=""
for i in $files; do
case $i in
-*) FLAGS="$FLAGS $i" ;;
*) FILES="$FILES $i" ;;
esac
done
for i in $FILES; do
$MKDEP_CC $MKDEP_CFLAGS $FLAGS $i | egrep '^#.*"' > $TMP.sed
awk '
BEGIN {
file = "'$i'"
n = split(file, parts, "/")
filenm = substr(parts[n], 0, length(parts[n])-1) "o"
}
{
dep = split($3, parts, "\"")
dep = parts[2]
if (dep ~ "^\./.*") dep = substr(dep, 3, length(dep)-2)
if (( noslash == "yes") && (dep ~ /^\// )) continue
if (deps[dep] == 0) printf "%s: %s\n", filenm, dep
deps[dep] = 1
}' noslash="$NOSLASH" $TMP.sed >> $TMP
done
;;
*)
# Using -M or some other specific dependency-generating option
$MKDEP_CC $MKDEP_CFLAGS $files | \ $MKDEP_CC $MKDEP_CFLAGS $files | \
sed -e 's; \./; ;g' -e 's/ :/:/' | \ sed -e 's; \./; ;g' -e 's/ :/:/' | \
$SED > $TMP.sed $SED > $TMP.sed
...@@ -170,6 +200,8 @@ $1 !~ /:$/ { ...@@ -170,6 +200,8 @@ $1 !~ /:$/ {
} }
} }
' noslash="$NOSLASH" $TMP.sed >> $TMP ' noslash="$NOSLASH" $TMP.sed >> $TMP
;;
esac
cat << _EOF_ >> $TMP cat << _EOF_ >> $TMP
......
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