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Utility function to do terminal word wrapping.

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I'm planning to use this to replace some of the manually wrapped lines
in console messages.
This commit is contained in:
Simon Tatham
2022-07-06 19:01:15 +01:00
parent d8f8c8972a
commit d155009ded
3 changed files with 39 additions and 0 deletions
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misc.h
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@ -232,6 +232,8 @@ int string_length_for_printf(size_t);
/* Make a ptrlen out of a constant byte array. */
#define PTRLEN_FROM_CONST_BYTES(a) make_ptrlen(a, sizeof(a))
void wordwrap(BinarySink *bs, ptrlen input, size_t maxwid);
/* Wipe sensitive data out of memory that's about to be freed. Simpler
* than memset because we don't need the fill char parameter; also
* attempts (by fiddly use of volatile) to inhibit the compiler from