* module/ice-9/command-line.scm (*usage*): Make usage of capitalization
and sentences consistent (lower-case and semicolons, as in ls
--help).
Be less specific about languages (Scheme is the default but not the
only language).
Document --language.
(load/lang, eval-string/lang): New helpers.
(compile-shell-switches): Parse a --language argument, and use it to
set (current-language).
* module/ice-9/command-line.scm (*usage*): Attempt to suggest that
`--no-debug' doesn't inhibit debugging support.
* doc/ref/guile-invoke.texi (Command-line Options): Make it clear that
`--no-debug' doesn't inhibit debugging support. Reported by Manuel
Serrano.
* doc/ref/api-evaluation.texi (Compilation): Add discussion of
--fresh-auto-compile.
* doc/ref/scheme-scripts.texi (Invoking Guile): Add --fresh-auto-compile
option.
* NEWS: Add entry.
* libguile/load.c: Define %fresh-auto-compile.
(scm_primitive_load_path): Use it here.
(scm_init_load_should_auto_compile): Init from GUILE_AUTO_COMPILE env
var, with a value of "fresh".
* module/ice-9/boot-9.scm (load-in-vicinity): Auto-compilation cache is
stale if %fresh-auto-compile is true.
* module/ice-9/command-line.scm (compile-shell-switches): Parse out
--fresh-auto-compile.
* module/ice-9/command-line.scm: New module for parsing Guile's command
line, ported from script.c. Includes local eval-string implementation
to make `guile -c 1' faster, by not having to load the compiler.
* module/Makefile.am: Add to build.
