kiss: fix pkg_fixdeps

The fixdeps function now,
* Follows links of the dependent files
* Fallbacks by removing the '/usr' prefix
    for rare cases where a package is installed
    without the /usr prefix

FossilOrigin-Name: 600311a79f1514ca7aa10adb86e70d004d230b73f3ff3c3394f0f74c514799d8

kiss

@@ -408,8 +408,7 @@ pkg_fixdeps() {
 
     # Generate a list of all installed manifests.
     pkg_name=$1
-    set +f
-    set -f -- "$sys_db/"*/manifest
+    set +f; set -f -- "$sys_db/"*/manifest
 
     # Get a list of binaries and libraries, false files
     # will be found, however it's faster to get 'ldd' to check
@@ -424,22 +423,31 @@ pkg_fixdeps() {
             # Skip lines containing 'ldd'.
             [ "${dep##*ldd*}" ] || continue
 
-            # Extract the file path from 'ldd' output.
+            # Extract the file path from 'ldd' output, and
+            # canonicalize the path.
             dep=${dep#* => }
             dep=${dep% *}
+            dep=$(readlink -f "$dep")
 
             # Figure out which package owns the file.
-            dep=$("$grep" -lFx "${dep##$KISS_ROOT}" "$@")
+            own=$("$grep" -lFx "${dep##$KISS_ROOT}" "$@")
+
+            # If the package wasn't found, retry by removing
+            # the '/usr' prefix.
+            if [ -z "$own" ] && [ -z "${dep%%/usr*}" ]; then
+                dep=${dep#/usr}
+                own=$("$grep" -lFx "${dep##$KISS_ROOT}" "$@")
+            fi
 
             # Extract package name from 'grep' match.
-            dep=${dep%/*}
-            dep=${dep##*/}
+            own=${own%/*}
+            own=${own##*/}
 
-            case $dep in
-                # Skip listing these packages as dependencies.
-                musl|gcc|${PWD##*/}|"") ;;
-                *) printf '%s\n' "$dep" ;;
-            esac
+            case $own in musl|gcc|"$pkg_name"|"") continue ; esac
+            printf 'Found %s (%s) in (%s)\n' "$own" "$dep" \
+                   "${file##$pkg_dir/$pkg_name}" >/dev/tty
+
+            printf '%s\n' "$own"
         done ||:
     done >> depends