2013-05-15 Paul Eggert <eggert@cs.ucla.edu>
+ sig2str: port --enable-gcc-warnings to clang
+ * lib/sig2str.c (sig2str): Avoid warning about unused printf argument.
+
obstack: port --enable-gcc-warnings to clang
* lib/obstack.h (obstack_ptr_grow_fast, obstack_int_grow_fast):
Avoid casts from looser to stricter-aligned pointers.
{
int rtmin = SIGRTMIN;
int rtmax = SIGRTMAX;
+ int base, delta;
if (! (rtmin <= signum && signum <= rtmax))
return -1;
if (signum <= rtmin + (rtmax - rtmin) / 2)
{
- int delta = signum - rtmin;
- sprintf (signame, delta ? "RTMIN+%d" : "RTMIN", delta);
+ strcpy (signame, "RTMIN");
+ base = rtmin;
}
else
{
- int delta = rtmax - signum;
- sprintf (signame, delta ? "RTMAX-%d" : "RTMAX", delta);
+ strcpy (signame, "RTMAX");
+ base = rtmax;
}
+ delta = signum - base;
+ if (delta != 0)
+ sprintf (signame + 5, "%+d", delta);
return 0;
}
}