ptr = (Malloc_t)PerlMem_realloc(where,size);
PERL_ALLOC_CHECK(ptr);
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) rfree\n",PTR2UV(where),(long)PL_an++));
- DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) realloc %ld bytes\n",PTR2UV(ptr),(long)PL_an++,(long)size));
-
- if (ptr != NULL) {
+ /* MUST do this fixup first, before doing ANYTHING else, as anything else
+ might allocate memory/free/move memory, and until we do the fixup, it
+ may well be chasing (and writing to) free memory. */
#ifdef PERL_TRACK_MEMPOOL
+ if (ptr != NULL) {
struct perl_memory_debug_header *const header
= (struct perl_memory_debug_header *)ptr;
header->prev->next = header;
ptr = (Malloc_t)((char*)ptr+sTHX);
+ }
#endif
+
+ /* In particular, must do that fixup above before logging anything via
+ *printf(), as it can reallocate memory, which can cause SEGVs. */
+
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) rfree\n",PTR2UV(where),(long)PL_an++));
+ DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%"UVxf": (%05ld) realloc %ld bytes\n",PTR2UV(ptr),(long)PL_an++,(long)size));
+
+
+ if (ptr != NULL) {
return ptr;
}
else if (PL_nomemok)
register I32 tolen;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_DELIMCPY;
+
for (tolen = 0; from < fromend; from++, tolen++) {
if (*from == '\\') {
if (from[1] != delim) {
register I32 first;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_INSTR;
+
if (!little)
return (char*)big;
first = *little++;
char *
Perl_ninstr(pTHX_ const char *big, const char *bigend, const char *little, const char *lend)
{
+ PERL_ARGS_ASSERT_NINSTR;
PERL_UNUSED_CONTEXT;
if (little >= lend)
return (char*)big;
{
- char first = *little++;
+ const char first = *little;
const char *s, *x;
- bigend -= lend - little;
+ bigend -= lend - little++;
OUTER:
while (big <= bigend) {
if (*big++ == first) {
register const char * const littleend = lend;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_RNINSTR;
+
if (little >= littleend)
return (char*)bigend;
bigbeg = big;
U32 rarest = 0;
U32 frequency = 256;
+ PERL_ARGS_ASSERT_FBM_COMPILE;
+
if (flags & FBMcf_TAIL) {
MAGIC * const mg = SvUTF8(sv) && SvMAGICAL(sv) ? mg_find(sv, PERL_MAGIC_utf8) : NULL;
sv_catpvs(sv, "\n"); /* Taken into account in fbm_instr() */
register STRLEN littlelen = l;
register const I32 multiline = flags & FBMrf_MULTILINE;
+ PERL_ARGS_ASSERT_FBM_INSTR;
+
if ((STRLEN)(bigend - big) < littlelen) {
if ( SvTAIL(littlestr)
&& ((STRLEN)(bigend - big) == littlelen - 1)
register const unsigned char *littleend;
I32 found = 0;
+ PERL_ARGS_ASSERT_SCREAMINSTR;
+
assert(SvTYPE(littlestr) == SVt_PVGV);
assert(SvVALID(littlestr));
register const U8 *b = (const U8 *)s2;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_IBCMP;
+
while (len--) {
if (*a != *b && *a != PL_fold[*b])
return 1;
register const U8 *b = (const U8 *)s2;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_IBCMP_LOCALE;
+
while (len--) {
if (*a != *b && *a != PL_fold_locale[*b])
return 1;
Perl_savesharedpvn(pTHX_ const char *const pv, const STRLEN len)
{
char *const newaddr = (char*)PerlMemShared_malloc(len + 1);
- assert(pv);
+
+ PERL_ARGS_ASSERT_SAVESHAREDPVN;
+
if (!newaddr) {
return write_no_mem();
}
const char * const pv = SvPV_const(sv, len);
register char *newaddr;
+ PERL_ARGS_ASSERT_SAVESVPV;
+
++len;
Newx(newaddr,len,char);
return (char *) CopyD(pv,newaddr,len,char);
XPVMG *any;
if (!PL_dirty)
- return sv_2mortal(newSVpvs(""));
+ return newSVpvs_flags("", SVs_TEMP);
if (PL_mess_sv)
return PL_mess_sv;
dTHX;
char *retval;
va_list args;
+ PERL_ARGS_ASSERT_FORM_NOCONTEXT;
va_start(args, pat);
retval = vform(pat, &args);
va_end(args);
{
char *retval;
va_list args;
+ PERL_ARGS_ASSERT_FORM;
va_start(args, pat);
retval = vform(pat, &args);
va_end(args);
Perl_vform(pTHX_ const char *pat, va_list *args)
{
SV * const sv = mess_alloc();
+ PERL_ARGS_ASSERT_VFORM;
sv_vsetpvfn(sv, pat, strlen(pat), args, NULL, 0, NULL);
return SvPVX(sv);
}
dTHX;
SV *retval;
va_list args;
+ PERL_ARGS_ASSERT_MESS_NOCONTEXT;
va_start(args, pat);
retval = vmess(pat, &args);
va_end(args);
{
SV *retval;
va_list args;
+ PERL_ARGS_ASSERT_MESS;
va_start(args, pat);
retval = vmess(pat, &args);
va_end(args);
dVAR;
/* Look for PL_op starting from o. cop is the last COP we've seen. */
+ PERL_ARGS_ASSERT_CLOSEST_COP;
+
if (!o || o == PL_op)
return cop;
dVAR;
SV * const sv = mess_alloc();
+ PERL_ARGS_ASSERT_VMESS;
+
sv_vsetpvfn(sv, pat, strlen(pat), args, NULL, 0, NULL);
if (!SvCUR(sv) || *(SvEND(sv) - 1) != '\n') {
/*
IO *io;
MAGIC *mg;
+ PERL_ARGS_ASSERT_WRITE_TO_STDERR;
+
if (PL_stderrgv && SvREFCNT(PL_stderrgv)
&& (io = GvIO(PL_stderrgv))
&& (mg = SvTIED_mg((SV*)io, PERL_MAGIC_tiedscalar)))
PUSHMARK(SP);
EXTEND(SP,2);
PUSHs(SvTIED_obj((SV*)io, mg));
- PUSHs(sv_2mortal(newSVpvn(message, msglen)));
+ mPUSHp(message, msglen);
PUTBACK;
call_method("PRINT", G_SCALAR);
*hook = NULL;
}
if (warn || message) {
- msg = newSVpvn(message, msglen);
- SvFLAGS(msg) |= utf8;
+ msg = newSVpvn_flags(message, msglen, utf8);
SvREADONLY_on(msg);
SAVEFREESV(msg);
}
message = NULL;
}
- DEBUG_S(PerlIO_printf(Perl_debug_log,
- "%p: die/croak: message = %s\ndiehook = %p\n",
- (void*)thr, message, (void*)PL_diehook));
if (PL_diehook) {
S_vdie_common(aTHX_ message, *msglen, *utf8, FALSE);
}
STRLEN msglen;
I32 utf8 = 0;
- DEBUG_S(PerlIO_printf(Perl_debug_log,
- "%p: die: curstack = %p, mainstack = %p\n",
- (void*)thr, (void*)PL_curstack, (void*)PL_mainstack));
-
message = vdie_croak_common(pat, args, &msglen, &utf8);
PL_restartop = die_where(message, msglen);
SvFLAGS(ERRSV) |= utf8;
- DEBUG_S(PerlIO_printf(Perl_debug_log,
- "%p: die: restartop = %p, was_in_eval = %d, top_env = %p\n",
- (void*)thr, (void*)PL_restartop, was_in_eval, (void*)PL_top_env));
if ((!PL_restartop && was_in_eval) || PL_top_env->je_prev)
JMPENV_JUMP(3);
return PL_restartop;
dTHX;
OP *o;
va_list args;
+ PERL_ARGS_ASSERT_DIE_NOCONTEXT;
va_start(args, pat);
o = vdie(pat, &args);
va_end(args);
const I32 utf8 = SvUTF8(msv);
const char * const message = SvPV_const(msv, msglen);
+ PERL_ARGS_ASSERT_VWARN;
+
if (PL_warnhook) {
if (vdie_common(message, msglen, utf8, TRUE))
return;
{
dTHX;
va_list args;
+ PERL_ARGS_ASSERT_WARN_NOCONTEXT;
va_start(args, pat);
vwarn(pat, &args);
va_end(args);
Perl_warn(pTHX_ const char *pat, ...)
{
va_list args;
+ PERL_ARGS_ASSERT_WARN;
va_start(args, pat);
vwarn(pat, &args);
va_end(args);
{
dTHX;
va_list args;
+ PERL_ARGS_ASSERT_WARNER_NOCONTEXT;
va_start(args, pat);
vwarner(err, pat, &args);
va_end(args);
Perl_warner(pTHX_ U32 err, const char* pat,...)
{
va_list args;
+ PERL_ARGS_ASSERT_WARNER;
va_start(args, pat);
vwarner(err, pat, &args);
va_end(args);
Perl_vwarner(pTHX_ U32 err, const char* pat, va_list* args)
{
dVAR;
+ PERL_ARGS_ASSERT_VWARNER;
if (PL_warnhook == PERL_WARNHOOK_FATAL || ckDEAD(err)) {
SV * const msv = vmess(pat, args);
STRLEN msglen;
STRLEN size) {
const MEM_SIZE len_wanted = sizeof(STRLEN) + size;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_NEW_WARNINGS_BITFIELD;
buffer = (STRLEN*)
(specialWARN(buffer) ?
{
register I32 i;
register const I32 len = strlen(nam);
+
+ PERL_ARGS_ASSERT_SETENV_GETIX;
PERL_UNUSED_CONTEXT;
for (i = 0; environ[i]; i++) {
{
I32 retries = 0;
+ PERL_ARGS_ASSERT_UNLNK;
+
while (PerlLIO_unlink(f) >= 0)
retries++;
return retries ? 0 : -1;
{
char * const retval = to;
+ PERL_ARGS_ASSERT_MY_BCOPY;
+
if (from - to >= 0) {
while (len--)
*to++ = *from++;
{
char * const retval = loc;
+ PERL_ARGS_ASSERT_MY_MEMSET;
+
while (len--)
*loc++ = ch;
return retval;
{
char * const retval = loc;
+ PERL_ARGS_ASSERT_MY_BZERO;
+
while (len--)
*loc++ = 0;
return retval;
register const U8 *b = (const U8 *)s2;
register I32 tmp;
+ PERL_ARGS_ASSERT_MY_MEMCMP;
+
while (len--) {
if ((tmp = *a++ - *b++))
return tmp;
register char *e = s + (n-1);
register char tc;
+ PERL_ARGS_ASSERT_MY_SWABN;
+
for (n /= 2; n > 0; s++, e--, n--) {
tc = *s;
*s = *e;
}
PerlIO *
-Perl_my_popen_list(pTHX_ char *mode, int n, SV **args)
+Perl_my_popen_list(pTHX_ const char *mode, int n, SV **args)
{
#if (!defined(DOSISH) || defined(HAS_FORK) || defined(AMIGAOS)) && !defined(OS2) && !defined(VMS) && !defined(__OPEN_VM) && !defined(EPOC) && !defined(MACOS_TRADITIONAL) && !defined(NETWARE) && !defined(__LIBCATAMOUNT__)
dVAR;
I32 did_pipes = 0;
int pp[2];
+ PERL_ARGS_ASSERT_MY_POPEN_LIST;
+
PERL_FLUSHALL_FOR_CHILD;
This = (*mode == 'w');
that = !This;
return PerlIO_fdopen(p[This], mode);
#else
# ifdef OS2 /* Same, without fork()ing and all extra overhead... */
- return my_syspopen4(aTHX_ Nullch, mode, n, args);
+ return my_syspopen4(aTHX_ NULL, mode, n, args);
# else
Perl_croak(aTHX_ "List form of piped open not implemented");
return (PerlIO *) NULL;
I32 did_pipes = 0;
int pp[2];
+ PERL_ARGS_ASSERT_MY_POPEN;
+
PERL_FLUSHALL_FOR_CHILD;
#ifdef OS2
if (doexec) {
PerlIO *
Perl_my_popen(pTHX_ const char *cmd, const char *mode)
{
+ PERL_ARGS_ASSERT_MY_POPEN;
PERL_FLUSHALL_FOR_CHILD;
/* Call system's popen() to get a FILE *, then import it.
used 0 for 2nd parameter to PerlIO_importFILE;
#ifdef DUMP_FDS
void
-Perl_dump_fds(pTHX_ char *s)
+Perl_dump_fds(pTHX_ const char *const s)
{
int fd;
Stat_t tmpstatbuf;
+ PERL_ARGS_ASSERT_DUMP_FDS;
+
PerlIO_printf(Perl_debug_log,"%s", s);
for (fd = 0; fd < 32; fd++) {
if (PerlLIO_fstat(fd,&tmpstatbuf) >= 0)
dVAR;
struct sigaction act;
+ PERL_ARGS_ASSERT_RSIGNAL_SAVE;
+
#ifdef USE_ITHREADS
/* only "parent" interpreter can diddle signals */
if (PL_curinterp != aTHX)
{
dVAR;
I32 result = 0;
+ PERL_ARGS_ASSERT_WAIT4PID;
if (!pid)
return -1;
#ifdef PERL_USES_PL_PIDSTATUS
#endif
if (result < 0 && errno == EINTR) {
PERL_ASYNC_CHECK();
+ errno = EINTR; /* reset in case a signal handler changed $! */
}
return result;
}
register const char * const frombase = from;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_REPEATCPY;
+
if (len == 1) {
register const char c = *from;
while (count-- > 0)
Stat_t tmpstatbuf2;
SV * const tmpsv = sv_newmortal();
+ PERL_ARGS_ASSERT_SAME_DIRENT;
+
if (fa)
fa++;
else
# define MAX_EXT_LEN 0
#endif
+ PERL_ARGS_ASSERT_FIND_SCRIPT;
+
/*
* If dosearch is true and if scriptname does not contain path
* delimiters, search the PATH for scriptname.
Perl_set_context(void *t)
{
dVAR;
+ PERL_ARGS_ASSERT_SET_CONTEXT;
#if defined(USE_ITHREADS)
# ifdef I_MACH_CTHREADS
cthread_set_data(cthread_self(), t);
{
char * const env_trans = PerlEnv_getenv(env_elem);
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_GETENV_LEN;
if (env_trans)
*len = strlen(env_trans);
return env_trans;
#ifdef HAS_TM_TM_ZONE
Time_t now;
const struct tm* my_tm;
+ PERL_ARGS_ASSERT_INIT_TM;
(void)time(&now);
my_tm = localtime(&now);
if (my_tm)
Copy(my_tm, ptm, 1, struct tm);
#else
+ PERL_ARGS_ASSERT_INIT_TM;
PERL_UNUSED_ARG(ptm);
#endif
}
int odd_cent, odd_year;
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_MINI_MKTIME;
+
#define DAYS_PER_YEAR 365
#define DAYS_PER_QYEAR (4*DAYS_PER_YEAR+1)
#define DAYS_PER_CENT (25*DAYS_PER_QYEAR-1)
struct tm mytm;
int len;
+ PERL_ARGS_ASSERT_MY_STRFTIME;
+
init_tm(&mytm); /* XXX workaround - see init_tm() above */
mytm.tm_sec = sec;
mytm.tm_min = min;
SvTAINTED_on(sv);
#endif
+ PERL_ARGS_ASSERT_GETCWD_SV;
+
#ifdef HAS_GETCWD
{
char buf[MAXPATHLEN];
bool vinf = FALSE;
AV * const av = newAV();
SV * const hv = newSVrv(rv, "version"); /* create an SV and upgrade the RV */
- (void)sv_upgrade(hv, SVt_PVHV); /* needs to be an HV type */
-#ifndef NODEFAULT_SHAREKEYS
- HvSHAREKEYS_on(hv); /* key-sharing on by default */
-#endif
+ PERL_ARGS_ASSERT_SCAN_VERSION;
+
+ (void)sv_upgrade(hv, SVt_PVHV); /* needs to be an HV type */
while (isSPACE(*s)) /* leading whitespace is OK */
s++;
{
dVAR;
SV * const rv = newSV(0);
+ PERL_ARGS_ASSERT_NEW_VERSION;
if ( sv_derived_from(ver,"version") ) /* can just copy directly */
{
I32 key;
/* This will get reblessed later if a derived class*/
SV * const hv = newSVrv(rv, "version");
(void)sv_upgrade(hv, SVt_PVHV); /* needs to be an HV type */
-#ifndef NODEFAULT_SHAREKEYS
- HvSHAREKEYS_on(hv); /* key-sharing on by default */
-#endif
if ( SvROK(ver) )
ver = SvRV(ver);
/* Begin copying all of the elements */
if ( hv_exists((HV *)ver, "qv", 2) )
- (void)hv_stores((HV *)hv, "qv", &PL_sv_yes);
+ (void)hv_stores((HV *)hv, "qv", newSViv(1));
if ( hv_exists((HV *)ver, "alpha", 5) )
- (void)hv_stores((HV *)hv, "alpha", &PL_sv_yes);
+ (void)hv_stores((HV *)hv, "alpha", newSViv(1));
if ( hv_exists((HV*)ver, "width", 5 ) )
{
const MAGIC *mg;
#endif
+ PERL_ARGS_ASSERT_UPG_VERSION;
+
if ( SvNOK(ver) && !( SvPOK(ver) && sv_len(ver) == 3 ) )
{
/* may get too much accuracy */
Perl_vverify(pTHX_ SV *vs)
{
SV *sv;
+
+ PERL_ARGS_ASSERT_VVERIFY;
+
if ( SvROK(vs) )
vs = SvRV(vs);
bool alpha = FALSE;
SV * const sv = newSV(0);
AV *av;
+
+ PERL_ARGS_ASSERT_VNUMIFY;
+
if ( SvROK(vs) )
vs = SvRV(vs);
bool alpha = FALSE;
SV * const sv = newSV(0);
AV *av;
+
+ PERL_ARGS_ASSERT_VNORMAL;
+
if ( SvROK(vs) )
vs = SvRV(vs);
SV *
Perl_vstringify(pTHX_ SV *vs)
{
- SV *pv;
+ PERL_ARGS_ASSERT_VSTRINGIFY;
+
if ( SvROK(vs) )
vs = SvRV(vs);
-
+
if ( !vverify(vs) )
Perl_croak(aTHX_ "Invalid version object");
- pv = *hv_fetchs((HV*)vs, "original", FALSE);
- if ( SvPOK(pv) )
- return newSVsv(pv);
- else
- return &PL_sv_undef;
+ if (hv_exists((HV*)vs, "original", sizeof("original") - 1)) {
+ SV *pv;
+ pv = *hv_fetchs((HV*)vs, "original", FALSE);
+ if ( SvPOK(pv) )
+ return newSVsv(pv);
+ else
+ return &PL_sv_undef;
+ }
+ else {
+ if ( hv_exists((HV *)vs, "qv", 2) )
+ return vnormal(vs);
+ else
+ return vnumify(vs);
+ }
}
/*
I32 left = 0;
I32 right = 0;
AV *lav, *rav;
+
+ PERL_ARGS_ASSERT_VCMP;
+
if ( SvROK(lhv) )
lhv = SvRV(lhv);
if ( SvROK(rhv) )
PERL_UNUSED_ARG(sv);
}
+/*
+
+=for apidoc sv_destroyable
+
+Dummy routine which reports that object can be destroyed when there is no
+sharing module present. It ignores its single SV argument, and returns
+'true'. Exists to avoid test for a NULL function pointer and because it
+could potentially warn under some level of strict-ness.
+
+=cut
+*/
+
+bool
+Perl_sv_destroyable(pTHX_ SV *sv)
+{
+ PERL_UNUSED_CONTEXT;
+ PERL_UNUSED_ARG(sv);
+ return TRUE;
+}
+
U32
Perl_parse_unicode_opts(pTHX_ const char **popt)
{
const char *p = *popt;
U32 opt = 0;
+ PERL_ARGS_ASSERT_PARSE_UNICODE_OPTS;
+
if (*p) {
if (isDIGIT(*p)) {
opt = (U32) atoi(p);
const char * const stashpv = CopSTASHPV(c);
const char * const name = HvNAME_get(hv);
PERL_UNUSED_CONTEXT;
+ PERL_ARGS_ASSERT_STASHPV_HVNAME_MATCH;
if (stashpv == name)
return TRUE;
void
Perl_free_global_struct(pTHX_ struct perl_vars *plvarsp)
{
+ PERL_ARGS_ASSERT_FREE_GLOBAL_STRUCT;
# ifdef PERL_GLOBAL_STRUCT
# ifdef PERL_UNSET_VARS
PERL_UNSET_VARS(plvarsp);
Perl_my_sprintf(char *buffer, const char* pat, ...)
{
va_list args;
+ PERL_ARGS_ASSERT_MY_SPRINTF;
va_start(args, pat);
vsprintf(buffer, pat, args);
va_end(args);
dTHX;
int retval;
va_list ap;
+ PERL_ARGS_ASSERT_MY_SNPRINTF;
va_start(ap, format);
#ifdef HAS_VSNPRINTF
retval = vsnprintf(buffer, len, format, ap);
int retval;
#ifdef NEED_VA_COPY
va_list apc;
+
+ PERL_ARGS_ASSERT_MY_VSNPRINTF;
+
Perl_va_copy(ap, apc);
# ifdef HAS_VSNPRINTF
retval = vsnprintf(buffer, len, format, apc);
bsiz = l + 1; /* + 1 for the \0. */
buf = (char*)safesysmalloc(bufsiz);
}
- my_strlcpy(buf, *environ, l + 1);
+ memcpy(buf, *environ, l);
+ buf[l] = '\0';
(void)unsetenv(buf);
}
(void)safesysfree(buf);
{
dVAR;
void *p;
+ PERL_ARGS_ASSERT_MY_CXT_INIT;
if (*index == -1) {
/* this module hasn't been allocated an index yet */
MUTEX_LOCK(&PL_my_ctx_mutex);
dVAR;
int index;
+ PERL_ARGS_ASSERT_MY_CXT_INDEX;
+
for (index = 0; index < PL_my_cxt_index; index++) {
const char *key = PL_my_cxt_keys[index];
/* try direct pointer compare first - there are chances to success,
void *p;
int index;
+ PERL_ARGS_ASSERT_MY_CXT_INIT;
+
index = Perl_my_cxt_index(aTHX_ my_cxt_key);
if (index == -1) {
/* this module hasn't been allocated an index yet */
* it's for informational purposes only.
*/
+ PERL_ARGS_ASSERT_GET_DB_SUB;
+
save_item(dbsv);
if (!PERLDB_SUB_NN) {
GV * const gv = CvGV(cv);
REGEXP *
Perl_get_re_arg(pTHX_ SV *sv) {
SV *tmpsv;
- MAGIC *mg;
if (sv) {
if (SvMAGICAL(sv))
mg_get(sv);
if (SvROK(sv) &&
(tmpsv = (SV*)SvRV(sv)) && /* assign deliberate */
- SvTYPE(tmpsv) == SVt_PVMG &&
- (mg = mg_find(tmpsv, PERL_MAGIC_qr))) /* assign deliberate */
+ SvTYPE(tmpsv) == SVt_REGEXP)
{
- return (REGEXP *)mg->mg_obj;
+ return (REGEXP*) tmpsv;
}
}
https://perl5.git.perl.org / perl5.git / blobdiff