################################################################################

##

##  Version 3.x, Copyright (C) 2004-2013, Marcus Holland-Moritz.

##  Version 2.x, Copyright (C) 2001, Paul Marquess.

##  Version 1.x, Copyright (C) 1999, Kenneth Albanowski.

##

##  This program is free software; you can redistribute it and/or

##  modify it under the same terms as Perl itself.

##

################################################################################

=provides

my_snprintf

=implementation

#if !defined(my_snprintf)

#if { NEED my_snprintf }

int

my_snprintf(char *buffer, const Size_t len, const char *format, ...)

{

    dTHX;

    int retval;

    va_list ap;

    va_start(ap, format);

#ifdef HAS_VSNPRINTF

    retval = vsnprintf(buffer, len, format, ap);

#else

    retval = vsprintf(buffer, format, ap);

#endif

    va_end(ap);

    if (retval < 0 || (len > 0 && (Size_t)retval >= len))

        Perl_croak(aTHX_ "panic: my_snprintf buffer overflow");

    return retval;

}

#endif

#endif

=xsinit

#define NEED_my_snprintf

=xsubs

void

my_snprintf()

        PREINIT:

                char buf[128];

                int len;

        PPCODE:

                len = my_snprintf(buf, sizeof buf, "foo%s%d", "bar", 42);

                mXPUSHi(len);

                mXPUSHs(newSVpv(buf, 0));

                XSRETURN(2);

=tests plan => 2

my($l, $s) = Devel::PPPort::my_snprintf();

ok($l, 8);

ok($s, "foobar42");