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The -u flag creates a file, and unlinks it before exiting.
This is usually known as "unsafe mode", or "dry-run" mode.
GNU mktemp has it, as does Busybox's mktemp and likely many others.
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Also, xstrdup() the unmodified template because changing the environment string
could make the changed version show up in "ps".
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Include full template in error messages.
Don't report success on failure with -q.
Avoid unnecessary allocation.
Fix "xxxxxx" versus "XXXXXX" confusion.
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Partly because there's no supplied target string ala sprintf, and partly
because I can never remember what order the m and s go in.
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right in years (ubuntu broke its' vim implementation). Remove trailing spaces. Add/remove blank lines. Re-wordwrap in places. Update documentation with new coding style.
The actual code should be the same afterward, this is just cosmetic refactoring.
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FOR_commandname before #including toys.h to trigger it. Rename DEFINE_GLOBALS() to just GLOBALS() (because I could never remember if it was DECLARE_GLOBALS). Convert existing commands to use new infrastructure, and replace optflag constants with FLAG_ macros where appropriate.
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/tmp/tmp.* Specify a file, ./file. Specify -p dir then dir/tmp.*. Specify -p dir and file, dir/file. Also implement -q which lsb wants.
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