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| author |   Mike Frysinger <vapier@gentoo.org> | 2021-11-05 16:56:28 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2021-11-05 16:56:28 -0400 |
| commit | 2f99599214eeb36b329ddc90559c17210312f7d1 (patch) | |
| tree | cbc7b288ef904cd8f1c9e4a5d954d230e5476dc1 /src | |
| parent | libsandbox/libsbutil: use faccessat for file-existence tests (diff) | |
| download | sandbox-2f99599214eeb36b329ddc90559c17210312f7d1.tar.gz sandbox-2f99599214eeb36b329ddc90559c17210312f7d1.tar.bz2 sandbox-2f99599214eeb36b329ddc90559c17210312f7d1.zip | |
sandbox: move xasprintf helper here
Since this is only used by sandbox, and is not usable by libsandbox,
move it out of libsbutil. Leave a note behind for possible future
macros too.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/sandbox.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/sandbox.h b/src/sandbox.h index 28961f5..477973a 100644 --- a/src/sandbox.h +++ b/src/sandbox.h @@ -40,6 +40,14 @@ extern pid_t setup_namespaces(void); #define sb_err(fmt, args...) _sb_err(warn, fmt, ## args) #define sb_perr(fmt, args...) _sb_err(pwarn, fmt, ## args) +#define xasprintf(fmt, ...) \ +({ \ + int _ret = asprintf(fmt, __VA_ARGS__); \ + if (_ret == 0) \ + sb_perr("asprintf(%s) failed", #fmt); \ + _ret; \ +}) + /* Option parsing related code */ extern void parseargs(int argc, char *argv[]); extern int opt_use_namespaces; |