kill -l SIGHUP (or any other signal-name prefixed with "SIG")
would cause free() to be called with a bad pointer instead of
a pointer to what was allocated. Fix this and add test-case.
Both these are from [-Werror=format-security]
sig.c:262:5: error: format not a string literal and no format arguments
global.c:517:3: error: format not a string literal and no format arguments
Fix the build warnings:
sig.c:227:5: warning: implicit declaration of function 'toupper' [-Wimplicit-function-declaration]
sig.c:231:3: warning: implicit declaration of function 'isdigit' [-Wimplicit-function-declaration]
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
The function will convert a signal number string to a signal name, or
vice a verse. Return value is string, which is an function user is
expected to free after use.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
