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| author | rillig <rillig@pkgsrc.org> | 2006-02-02 23:08:31 +0000 |
|---|---|---|
| committer | rillig <rillig@pkgsrc.org> | 2006-02-02 23:08:31 +0000 |
| commit | b11d1504d0ce0bd55ae12045a1064156477ab566 (patch) | |
| tree | 297b730e756cf1026dcc8f24e137b7b25c463a6d /mk | |
| parent | f2268631dbec730d02d98ed7354748eaab021cc3 (diff) | |
| download | pkgsrc-b11d1504d0ce0bd55ae12045a1064156477ab566.tar.gz | |
Replaced jlam's initial sketch with one in which the parts are arranged
in a much simpler way, which hopefully makes the wrapper framework less
frightening to the pkgsrc developers. Added some additional notes.
Diffstat (limited to 'mk')
| -rw-r--r-- | mk/wrapper/NOTES | 62 |
1 files changed, 35 insertions, 27 deletions
diff --git a/mk/wrapper/NOTES b/mk/wrapper/NOTES index 342781d35da..4d78403183d 100644 --- a/mk/wrapper/NOTES +++ b/mk/wrapper/NOTES @@ -1,31 +1,39 @@ -$NetBSD: NOTES,v 1.2 2005/01/18 17:25:13 jlam Exp $ +$NetBSD: NOTES,v 1.3 2006/02/02 23:08:31 rillig Exp $ +The wrapper scripts work roughly like the block diagram below. - ==> {"$@"} ,--> {argbuf} ,--> {cmdbuf} - | | - ^ | | | | | - | `------. | | | | - | | | | | | - v v | | | | - | | - [scan] [arg-source] `--> [logic] `--------> [cmd-sink] +===> {"$@"} <---> [scan] + | + v + [arg-source] + | + v + {argbuf} + | / [arg-pp-main] + v | [arg-pp] + [logic] <---------> <| [cache] + | | [transform.sed] + v \ [transform] + {cmdbuf} + | + v + [cmd-sink] <---. + | | + v | + [buildcmd] ----' + | | + v v + {cmd} {libs} + | | + | v + | [reorderlibs] + | | + | / + \ / + v v +<=== {cmd} - ^ ^ ^ ^ ^ ^ - ,-----------------------------' | | | | | - | ,-------------------' | | | | - | | ,-------------' | | | - | | | ,---' `-------. | - v v v v v v +Additional notes: - [arg-pp-main] [arg-pp] [cache] [transform.sed] [transform] [buildcmd] - - | - ,-- {cmd} <--| - {cmd} <===| | - `-- {libs} <--' - - ^ - | - v - - [reorderlibs] +* The <---> between the "$@" and the [scan] is indentional. The [scan] + program may indeed modify "$@" by using the "set --" shell command. |