svn commit: r310171 - head/sys/sys
Dimitry Andric
dim at FreeBSD.org
Fri Dec 16 19:49:23 UTC 2016
Author: dim
Date: Fri Dec 16 19:49:22 2016
New Revision: 310171
URL: https://svnweb.freebsd.org/changeset/base/310171
Log:
Add __scanflike attributes to the kernel's sscanf() and vsscanf()
declarations. This should help to catch future mismatches between
format strings and arguments.
MFC after: 1 week
Modified:
head/sys/sys/systm.h
Modified: head/sys/sys/systm.h
==============================================================================
--- head/sys/sys/systm.h Fri Dec 16 19:09:57 2016 (r310170)
+++ head/sys/sys/systm.h Fri Dec 16 19:49:22 2016 (r310171)
@@ -227,8 +227,8 @@ int vsnprintf(char *, size_t, const char
int vsnrprintf(char *, size_t, int, const char *, __va_list) __printflike(4, 0);
int vsprintf(char *buf, const char *, __va_list) __printflike(2, 0);
int ttyprintf(struct tty *, const char *, ...) __printflike(2, 3);
-int sscanf(const char *, char const *, ...) __nonnull(1) __nonnull(2);
-int vsscanf(const char *, char const *, __va_list) __nonnull(1) __nonnull(2);
+int sscanf(const char *, char const *, ...) __nonnull(1) __nonnull(2) __scanflike(2, 3);
+int vsscanf(const char *, char const *, __va_list) __nonnull(1) __nonnull(2) __scanflike(2, 0);
long strtol(const char *, char **, int) __nonnull(1);
u_long strtoul(const char *, char **, int) __nonnull(1);
quad_t strtoq(const char *, char **, int) __nonnull(1);
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