/* util.c
*
- * Copyright (c) 1991-2000, Larry Wall
+ * Copyright (c) 1991-2001, Larry Wall
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
struct lconv* lc;
lc = localeconv();
- if (lc && lc->decimal_point)
- /* We assume that decimal separator aka the radix
- * character is always a single character. If it
- * ever is a string, this needs to be rethunk. */
- PL_numeric_radix = *lc->decimal_point;
+ if (lc && lc->decimal_point) {
+ if (lc->decimal_point[0] == '.' && lc->decimal_point[1] == 0) {
+ SvREFCNT_dec(PL_numeric_radix);
+ PL_numeric_radix = 0;
+ }
+ else {
+ if (PL_numeric_radix)
+ sv_setpv(PL_numeric_radix, lc->decimal_point);
+ else
+ PL_numeric_radix = newSVpv(lc->decimal_point, 0);
+ }
+ }
else
PL_numeric_radix = 0;
# endif /* HAS_LOCALECONV */
* -1 = fallback to C locale failed
*/
-#ifdef USE_LOCALE
+#if defined(USE_LOCALE)
#ifdef USE_LOCALE_CTYPE
char *curctype = NULL;
lc_all ? lc_all : "unset",
lc_all ? '"' : ')');
+#if defined(USE_ENVIRON_ARRAY)
{
char **e;
for (e = environ; *e; e++) {
(int)(p - *e), *e, p + 1);
}
}
+#else
+ PerlIO_printf(Perl_error_log,
+ "\t(possibly more locale environment variables)\n");
+#endif
PerlIO_printf(Perl_error_log,
"\tLANG = %c%s%c\n",
char *
Perl_screaminstr(pTHX_ SV *bigstr, SV *littlestr, I32 start_shift, I32 end_shift, I32 *old_posp, I32 last)
{
- dTHR;
register unsigned char *s, *x;
register unsigned char *big;
register I32 pos;
STATIC SV *
S_mess_alloc(pTHX)
{
- dTHR;
SV *sv;
XPVMG *any;
sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*));
if (!SvCUR(sv) || *(SvEND(sv) - 1) != '\n') {
- dTHR;
if (CopLINE(PL_curcop))
Perl_sv_catpvf(aTHX_ sv, " at %s line %"IVdf,
CopFILE(PL_curcop), (IV)CopLINE(PL_curcop));
OP *
Perl_vdie(pTHX_ const char* pat, va_list *args)
{
- dTHR;
char *message;
int was_in_eval = PL_in_eval;
HV *stash;
void
Perl_vcroak(pTHX_ const char* pat, va_list *args)
{
- dTHR;
char *message;
HV *stash;
GV *gv;
if (PL_warnhook) {
/* sv_2cv might call Perl_warn() */
- dTHR;
SV *oldwarnhook = PL_warnhook;
ENTER;
SAVESPTR(PL_warnhook);
void
Perl_vwarner(pTHX_ U32 err, const char* pat, va_list* args)
{
- dTHR;
char *message;
HV *stash;
GV *gv;
else {
if (PL_warnhook) {
/* sv_2cv might call Perl_warn() */
- dTHR;
SV *oldwarnhook = PL_warnhook;
ENTER;
SAVESPTR(PL_warnhook);
void
Perl_my_setenv(pTHX_ char *nam,char *val)
{
-
-#ifdef USE_WIN32_RTL_ENV
-
- register char *envstr;
- STRLEN namlen = strlen(nam);
- STRLEN vallen;
- char *oldstr = environ[setenv_getix(nam)];
-
- /* putenv() has totally broken semantics in both the Borland
- * and Microsoft CRTLs. They either store the passed pointer in
- * the environment without making a copy, or make a copy and don't
- * free it. And on top of that, they dont free() old entries that
- * are being replaced/deleted. This means the caller must
- * free any old entries somehow, or we end up with a memory
- * leak every time my_setenv() is called. One might think
- * one could directly manipulate environ[], like the UNIX code
- * above, but direct changes to environ are not allowed when
- * calling putenv(), since the RTLs maintain an internal
- * *copy* of environ[]. Bad, bad, *bad* stink.
- * GSAR 97-06-07
- */
-
- if (!val) {
- if (!oldstr)
- return;
- val = "";
- vallen = 0;
- }
- else
- vallen = strlen(val);
- envstr = (char*)safesysmalloc((namlen + vallen + 3) * sizeof(char));
- (void)sprintf(envstr,"%s=%s",nam,val);
- (void)PerlEnv_putenv(envstr);
- if (oldstr)
- safesysfree(oldstr);
-#ifdef _MSC_VER
- safesysfree(envstr); /* MSVCRT leaks without this */
-#endif
-
-#else /* !USE_WIN32_RTL_ENV */
-
register char *envstr;
STRLEN len = strlen(nam) + 3;
if (!val) {
(void)sprintf(envstr,"%s=%s",nam,val);
(void)PerlEnv_putenv(envstr);
Safefree(envstr);
-
-#endif
}
#endif /* WIN32 */
PerlLIO_close(pp[0]);
did_pipes = 0;
if (n) { /* Error */
+ int pid2, status;
if (n != sizeof(int))
Perl_croak(aTHX_ "panic: kid popen errno read");
+ do {
+ pid2 = wait4pid(pid, &status, 0);
+ } while (pid2 == -1 && errno == EINTR);
errno = errkid; /* Propagate errno from kid */
return Nullfp;
}
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
#ifdef SA_RESTART
+#if !defined(USE_PERLIO) || defined(PERL_OLD_SIGNALS)
act.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
#endif
+#endif
#ifdef SA_NOCLDWAIT
if (signo == SIGCHLD && handler == (Sighandler_t)SIG_IGN)
act.sa_flags |= SA_NOCLDWAIT;
sigemptyset(&act.sa_mask);
act.sa_flags = 0;
#ifdef SA_RESTART
+#if !defined(USE_PERLIO) || defined(PERL_OLD_SIGNALS)
act.sa_flags |= SA_RESTART; /* SVR4, 4.3+BSD */
#endif
+#endif
#ifdef SA_NOCLDWAIT
if (signo == SIGCHLD && handler == (Sighandler_t)SIG_IGN)
act.sa_flags |= SA_NOCLDWAIT;
LOCK_FDPID_MUTEX;
svp = av_fetch(PL_fdpid,PerlIO_fileno(ptr),TRUE);
UNLOCK_FDPID_MUTEX;
- pid = SvIVX(*svp);
+ pid = (SvTYPE(*svp) == SVt_IV) ? SvIVX(*svp) : -1;
SvREFCNT_dec(*svp);
*svp = &PL_sv_undef;
#ifdef OS2
continue;
}
else {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal binary digit '%c' ignored", *s);
register UV xuv = ruv << 1;
if ((xuv >> 1) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
|| (!overflowed && ruv > 0xffffffff )
#endif
) {
- dTHR;
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Binary number > 0b11111111111111111111111111111111 non-portable");
* as soon as non-octal characters are seen, complain only iff
* someone seems to want to use the digits eight and nine). */
if (*s == '8' || *s == '9') {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal octal digit '%c' ignored", *s);
register UV xuv = ruv << 3;
if ((xuv >> 3) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
|| (!overflowed && ruv > 0xffffffff )
#endif
) {
- dTHR;
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Octal number > 037777777777 non-portable");
++s;
}
else {
- dTHR;
if (ckWARN(WARN_DIGIT))
Perl_warner(aTHX_ WARN_DIGIT,
"Illegal hexadecimal digit '%c' ignored", *s);
register UV xuv = ruv << 4;
if ((xuv >> 4) != ruv) {
- dTHR;
overflowed = TRUE;
rnv = (NV) ruv;
if (ckWARN_d(WARN_OVERFLOW))
|| (!overflowed && ruv > 0xffffffff )
#endif
) {
- dTHR;
if (ckWARN(WARN_PORTABLE))
Perl_warner(aTHX_ WARN_PORTABLE,
"Hexadecimal number > 0xffffffff non-portable");
char*
Perl_find_script(pTHX_ char *scriptname, bool dosearch, char **search_ext, I32 flags)
{
- dTHR;
char *xfound = Nullch;
char *xfailed = Nullch;
char tmpbuf[MAXPATHLEN];
PL_tainted = t->Ttainted;
PL_curpm = t->Tcurpm; /* XXX No PMOP ref count */
PL_nrs = newSVsv(t->Tnrs);
- PL_rs = SvREFCNT_inc(PL_nrs);
+ PL_rs = t->Tnrs ? SvREFCNT_inc(PL_nrs) : Nullsv;
PL_last_in_gv = Nullgv;
- PL_ofslen = t->Tofslen;
- PL_ofs = savepvn(t->Tofs, PL_ofslen);
+ PL_ofs_sv = t->Tofs_sv ? SvREFCNT_inc(PL_ofs_sv) : Nullsv;
PL_defoutgv = (GV*)SvREFCNT_inc(t->Tdefoutgv);
PL_chopset = t->Tchopset;
PL_bodytarget = newSVsv(t->Tbodytarget);
name = SvPVX(sv);
}
- if (name && *name) {
+ if (op == OP_phoney_OUTPUT_ONLY || op == OP_phoney_INPUT_ONLY) {
+ if (name && *name)
+ Perl_warner(aTHX_ WARN_IO, "Filehandle %s opened only for %sput",
+ name,
+ (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ else
+ Perl_warner(aTHX_ WARN_IO, "Filehandle opened only for %sput",
+ (op == OP_phoney_INPUT_ONLY ? "in" : "out"));
+ } else if (name && *name) {
Perl_warner(aTHX_ warn_type,
"%s%s on %s %s %s", func, pars, vile, type, name);
if (io && IoDIRP(io) && !(IoFLAGS(io) & IOf_FAKE_DIRP))
func, pars);
}
}
+
+#ifdef EBCDIC
+/* in ASCII order, not that it matters */
+static const char controllablechars[] = "?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_";
+
+int
+Perl_ebcdic_control(pTHX_ int ch)
+{
+ if (ch > 'a') {
+ char *ctlp;
+
+ if (islower(ch))
+ ch = toupper(ch);
+
+ if ((ctlp = strchr(controllablechars, ch)) == 0) {
+ Perl_die(aTHX_ "unrecognised control character '%c'\n", ch);
+ }
+
+ if (ctlp == controllablechars)
+ return('\177'); /* DEL */
+ else
+ return((unsigned char)(ctlp - controllablechars - 1));
+ } else { /* Want uncontrol */
+ if (ch == '\177' || ch == -1)
+ return('?');
+ else if (ch == '\157')
+ return('\177');
+ else if (ch == '\174')
+ return('\000');
+ else if (ch == '^') /* '\137' in 1047, '\260' in 819 */
+ return('\036');
+ else if (ch == '\155')
+ return('\037');
+ else if (0 < ch && ch < (sizeof(controllablechars) - 1))
+ return(controllablechars[ch+1]);
+ else
+ Perl_die(aTHX_ "invalid control request: '\\%03o'\n", ch & 0xFF);
+ }
+}
+#endif
projects / p5sagit/p5-mst-13.2.git / blobdiff