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Add C string helper to membuffer interface

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I don't know why I didn't do this from the beginning.  We often build up
a membuffer and then want to use it as a C string.  You could do it by
hand by adding the zero byte at the end, but that's just annoying.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Linus Torvalds 2014-03-07 09:46:17 -08:00 • committed by Dirk Hohndel
parent 4edf37f9be
commit 0b8deb2a15
2 changed files with 8 additions and 0 deletions
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membuffer.h
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@ -23,6 +23,7 @@ extern void flush_buffer(struct membuffer *, FILE *);
extern void put_bytes(struct membuffer *, const char *, int);
extern void put_string(struct membuffer *, const char *);
extern void strip_mb(struct membuffer *);
extern const char *mb_cstring(struct membuffer *);
extern __printf(2, 0) void put_vformat(struct membuffer *, const char *, va_list);
extern __printf(2, 3) void put_format(struct membuffer *, const char *fmt, ...);