static void restore_magic(pTHX_ void *p);
static void unwind_handler_stack(pTHX_ void *p);
+#ifdef __Lynx__
+/* Missing protos on LynxOS */
+void setruid(uid_t id);
+void seteuid(uid_t id);
+void setrgid(uid_t id);
+void setegid(uid_t id);
+#endif
+
/*
* Use the "DESTRUCTOR" scope cleanup to reinstate magic.
*/
Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
{
register I32 paren;
- register char *s;
+ register char *s = NULL;
register I32 i;
register REGEXP *rx;
#ifdef HAS_SETRESUID
(void)setresuid((Uid_t)PL_uid, (Uid_t)-1, (Uid_t)-1);
#else
- if (PL_uid == PL_euid) /* special case $< = $> */
+ if (PL_uid == PL_euid) { /* special case $< = $> */
+#ifdef PERL_DARWIN
+ /* workaround for Darwin's setuid peculiarity, cf [perl #24122] */
+ if (PL_uid != 0 && PerlProc_getuid() == 0)
+ (void)PerlProc_setuid(0);
+#endif
(void)PerlProc_setuid(PL_uid);
- else {
+ } else {
PL_uid = PerlProc_getuid();
Perl_croak(aTHX_ "setruid() not implemented");
}
#endif
/* PL_origalen is set in perl_parse(). */
s = SvPV_force(sv,len);
- if (len >= (STRLEN)PL_origalen) {
- /* Longer than original, will be truncated. */
- Copy(s, PL_origargv[0], PL_origalen, char);
- PL_origargv[0][PL_origalen - 1] = 0;
+ if (len >= (STRLEN)PL_origalen-1) {
+ /* Longer than original, will be truncated. We assume that
+ * PL_origalen bytes are available. */
+ Copy(s, PL_origargv[0], PL_origalen-1, char);
+ PL_origargv[0][PL_origalen-1] = 0;
}
else {
/* Shorter than original, will be padded. */