- rewrite run-parts

   text    data     bss     dec     hex filename
   1029       0       0    1029     405 debianutils/run_parts.o-old
    478       0       0     478     1de debianutils/run_parts.o-new-bare
    600       0       0     600     258 debianutils/run_parts.o-new-full

bare, i.e. without long opts and fancy stuff
./scripts/bloat-o-meter bb_old busybox_unstripped   function                                             old     new   delta
act                                                    -     215    +215
run_parts_main                                       216     201     -15
valid_name                                            50       -     -50
runparts_long_options                                 64       -     -64
.rodata                                           124323  124163    -160
run_parts                                            513       -    -513
------------------------------------------------------------------------------
(add/remove: 1/3 grow/shrink: 0/2 up/down: 215/-802)         Total: -587 bytes

1 files changed, 17 insertions, 2 deletions

diff --git a/include/usage.h b/include/usage.h
index d948c6a03..a19bcf7c2 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2760,13 +2760,28 @@
        "        -l, --range=RNG Levelrange" \
 
 #define run_parts_trivial_usage \
-       "[-t] [-a ARG] [-u MASK] DIRECTORY"
+       "[-t] "USE_FEATURE_RUN_PARTS_FANCY("[-l] ")"[-a ARG] [-u MASK] DIRECTORY"
 #define run_parts_full_usage \
        "Run a bunch of scripts in a directory" \
        "\n\nOptions:\n" \
        "        -t      Prints what would be run, but does not actually run anything\n" \
        "        -a ARG  Pass ARG as an argument for every program invoked\n" \
-       "        -u MASK Set the umask to MASK before executing every program"
+       "        -u MASK Set the umask to MASK before executing every program" \
+USE_FEATURE_RUN_PARTS_FANCY("\n -l      Prints names of all matching files even when they are not executable")
+
+#define run_parts_example_usage \
+        "$ run-parts -a start /etc/init.d\n" \
+        "$ run-parts -a stop=now /etc/init.d\n\n" \
+        "Let's assume you have a script foo/dosomething:\n" \
+        "#!/bin/sh\n" \
+        "for i in $*; do eval $i; done ; unset i\n" \
+        "case \"$1\" in\n" \
+        "start*) echo starting something ;;\n" \
+        "stop*) set -x ; shutdown -h $stop ;;\n" \
+        "esac\n\n" \
+        "Running this yields:\n" \
+        "$run-parts -a stop=+4m foo/\n" \
+        "+ shutdown -h +4m"
 
 #define runlevel_trivial_usage \
        "[utmp]"