X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=util.c;h=d32f897c4e6314e7998d70c8f0bed01f53b3512f;hb=d790c045735c0bdbf37ccd2827e8fc572aaeae88;hp=2c349e25b076eb52224e6a2c7ed02f0b3272b0e8;hpb=d8a83dd3ecf2b61bda27d39770e9942db2eb1719;p=p5sagit%2Fp5-mst-13.2.git diff --git a/util.c b/util.c index 2c349e2..d32f897 100644 --- a/util.c +++ b/util.c @@ -81,12 +81,13 @@ long lastxycount[MAXXCOUNT][MAXYCOUNT]; Malloc_t Perl_safesysmalloc(MEM_SIZE size) { + dTHX; Malloc_t ptr; #ifdef HAS_64K_LIMIT if (size > 0xffff) { PerlIO_printf(PerlIO_stderr(), "Allocation too large: %lx\n", size) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); } #endif /* HAS_64K_LIMIT */ #ifdef DEBUGGING @@ -94,18 +95,14 @@ Perl_safesysmalloc(MEM_SIZE size) Perl_croak_nocontext("panic: malloc"); #endif ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */ -#if !(defined(I286) || defined(atarist)) - DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) malloc %ld bytes\n",ptr,PL_an++,(long)size)); -#else DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) malloc %ld bytes\n",ptr,PL_an++,(long)size)); -#endif if (ptr != Nullch) return ptr; else if (PL_nomemok) return Nullch; else { PerlIO_puts(PerlIO_stderr(),PL_no_mem) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); return Nullch; } /*NOTREACHED*/ @@ -116,6 +113,7 @@ Perl_safesysmalloc(MEM_SIZE size) Malloc_t Perl_safesysrealloc(Malloc_t where,MEM_SIZE size) { + dTHX; Malloc_t ptr; #if !defined(STANDARD_C) && !defined(HAS_REALLOC_PROTOTYPE) Malloc_t PerlMem_realloc(); @@ -125,7 +123,7 @@ Perl_safesysrealloc(Malloc_t where,MEM_SIZE size) if (size > 0xffff) { PerlIO_printf(PerlIO_stderr(), "Reallocation too large: %lx\n", size) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); } #endif /* HAS_64K_LIMIT */ if (!size) { @@ -141,17 +139,8 @@ Perl_safesysrealloc(Malloc_t where,MEM_SIZE size) #endif ptr = PerlMem_realloc(where,size); -#if !(defined(I286) || defined(atarist)) - DEBUG_m( { - PerlIO_printf(Perl_debug_log, "0x%x: (%05d) rfree\n",where,PL_an++); - PerlIO_printf(Perl_debug_log, "0x%x: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size); - } ) -#else - DEBUG_m( { - PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,PL_an++); - PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size); - } ) -#endif + DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) rfree\n",where,PL_an++)); + DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) realloc %ld bytes\n",ptr,PL_an++,(long)size)); if (ptr != Nullch) return ptr; @@ -159,7 +148,7 @@ Perl_safesysrealloc(Malloc_t where,MEM_SIZE size) return Nullch; else { PerlIO_puts(PerlIO_stderr(),PL_no_mem) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); return Nullch; } /*NOTREACHED*/ @@ -170,11 +159,8 @@ Perl_safesysrealloc(Malloc_t where,MEM_SIZE size) Free_t Perl_safesysfree(Malloc_t where) { -#if !(defined(I286) || defined(atarist)) - DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%x: (%05d) free\n",(char *) where,PL_an++)); -#else + dTHX; DEBUG_m( PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) free\n",(char *) where,PL_an++)); -#endif if (where) { /*SUPPRESS 701*/ PerlMem_free(where); @@ -186,13 +172,14 @@ Perl_safesysfree(Malloc_t where) Malloc_t Perl_safesyscalloc(MEM_SIZE count, MEM_SIZE size) { + dTHX; Malloc_t ptr; #ifdef HAS_64K_LIMIT if (size * count > 0xffff) { PerlIO_printf(PerlIO_stderr(), "Allocation too large: %lx\n", size * count) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); } #endif /* HAS_64K_LIMIT */ #ifdef DEBUGGING @@ -201,11 +188,7 @@ Perl_safesyscalloc(MEM_SIZE count, MEM_SIZE size) #endif size *= count; ptr = PerlMem_malloc(size?size:1); /* malloc(0) is NASTY on our system */ -#if !(defined(I286) || defined(atarist)) - DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%x: (%05d) calloc %ld x %ld bytes\n",ptr,PL_an++,(long)count,(long)size)); -#else DEBUG_m(PerlIO_printf(Perl_debug_log, "0x%lx: (%05d) calloc %ld x %ld bytes\n",ptr,PL_an++,(long)count,(long)size)); -#endif if (ptr != Nullch) { memset((void*)ptr, 0, size); return ptr; @@ -214,7 +197,7 @@ Perl_safesyscalloc(MEM_SIZE count, MEM_SIZE size) return Nullch; else { PerlIO_puts(PerlIO_stderr(),PL_no_mem) FLUSH; - WITH_THX(my_exit(1)); + my_exit(1); return Nullch; } /*NOTREACHED*/ @@ -929,7 +912,7 @@ Perl_mem_collxfrm(pTHX_ const char *s, STRLEN len, STRLEN *xlen) If FBMcf_TAIL, the table is created as if the string has a trailing \n. */ void -Perl_fbm_compile(pTHX_ SV *sv, U32 flags /* not used yet */) +Perl_fbm_compile(pTHX_ SV *sv, U32 flags) { register U8 *s; register U8 *table; @@ -945,23 +928,23 @@ Perl_fbm_compile(pTHX_ SV *sv, U32 flags /* not used yet */) if (len == 0) /* TAIL might be on on a zero-length string. */ return; if (len > 2) { - I32 mlen = len; + U8 mlen; unsigned char *sb; - if (mlen > 255) + if (len > 255) mlen = 255; - Sv_Grow(sv,len + 256 + FBM_TABLE_OFFSET); + else + mlen = (U8)len; + Sv_Grow(sv, len + 256 + FBM_TABLE_OFFSET); table = (unsigned char*)(SvPVX(sv) + len + FBM_TABLE_OFFSET); - s = table - 1 - FBM_TABLE_OFFSET; /* Last char */ - for (i = 0; i < 256; i++) { - table[i] = mlen; - } - table[-1] = flags; /* Not used yet */ + s = table - 1 - FBM_TABLE_OFFSET; /* last char */ + memset((void*)table, mlen, 256); + table[-1] = (U8)flags; i = 0; - sb = s - mlen; + sb = s - mlen + 1; /* first char (maybe) */ while (s >= sb) { if (table[*s] == mlen) - table[*s] = i; + table[*s] = (U8)i; s--, i++; } } @@ -980,7 +963,8 @@ Perl_fbm_compile(pTHX_ SV *sv, U32 flags /* not used yet */) BmUSEFUL(sv) = 100; /* Initial value */ if (flags & FBMcf_TAIL) SvTAIL_on(sv); - DEBUG_r(PerlIO_printf(Perl_debug_log, "rarest char %c at %d\n",BmRARE(sv),BmPREVIOUS(sv))); + DEBUG_r(PerlIO_printf(Perl_debug_log, "rarest char %c at %d\n", + BmRARE(sv),BmPREVIOUS(sv))); } /* If SvTAIL(littlestr), it has a fake '\n' at end. */ @@ -1092,15 +1076,17 @@ Perl_fbm_instr(pTHX_ unsigned char *big, register unsigned char *bigend, SV *lit } if (SvTAIL(littlestr) && !multiline) { /* tail anchored? */ s = bigend - littlelen; - if (s >= big - && bigend[-1] == '\n' - && *s == *little + if (s >= big && bigend[-1] == '\n' && *s == *little /* Automatically of length > 2 */ && memEQ((char*)s + 1, (char*)little + 1, littlelen - 2)) + { return (char*)s; /* how sweet it is */ - if (s[1] == *little && memEQ((char*)s + 2,(char*)little + 1, - littlelen - 2)) + } + if (s[1] == *little + && memEQ((char*)s + 2, (char*)little + 1, littlelen - 2)) + { return (char*)s + 1; /* how sweet it is */ + } return Nullch; } if (SvTYPE(littlestr) != SVt_PVBM || !SvVALID(littlestr)) { @@ -1110,9 +1096,11 @@ Perl_fbm_instr(pTHX_ unsigned char *big, register unsigned char *bigend, SV *lit if (!b && SvTAIL(littlestr)) { /* Automatically multiline! */ /* Chop \n from littlestr: */ s = bigend - littlelen + 1; - if (*s == *little && memEQ((char*)s + 1, (char*)little + 1, - littlelen - 2)) + if (*s == *little + && memEQ((char*)s + 1, (char*)little + 1, littlelen - 2)) + { return (char*)s; + } return Nullch; } return b; @@ -1134,7 +1122,7 @@ Perl_fbm_instr(pTHX_ unsigned char *big, register unsigned char *bigend, SV *lit top2: /*SUPPRESS 560*/ - if (tmp = table[*s]) { + if ((tmp = table[*s])) { #ifdef POINTERRIGOR if (bigend - s > tmp) { s += tmp; @@ -1396,8 +1384,33 @@ Perl_vform(pTHX_ const char *pat, va_list *args) return SvPVX(sv); } +#if defined(PERL_IMPLICIT_CONTEXT) +SV * +Perl_mess_nocontext(const char *pat, ...) +{ + dTHX; + SV *retval; + va_list args; + va_start(args, pat); + retval = vmess(pat, &args); + va_end(args); + return retval; +} +#endif /* PERL_IMPLICIT_CONTEXT */ + SV * -Perl_mess(pTHX_ const char *pat, va_list *args) +Perl_mess(pTHX_ const char *pat, ...) +{ + SV *retval; + va_list args; + va_start(args, pat); + retval = vmess(pat, &args); + va_end(args); + return retval; +} + +SV * +Perl_vmess(pTHX_ const char *pat, va_list *args) { SV *sv = mess_alloc(); static char dgd[] = " during global destruction.\n"; @@ -1405,29 +1418,16 @@ Perl_mess(pTHX_ const char *pat, va_list *args) sv_vsetpvfn(sv, pat, strlen(pat), args, Null(SV**), 0, Null(bool*)); if (!SvCUR(sv) || *(SvEND(sv) - 1) != '\n') { dTHR; -#ifdef IV_IS_QUAD if (PL_curcop->cop_line) - Perl_sv_catpvf(aTHX_ sv, " at %_ line %" PERL_PRId64, + Perl_sv_catpvf(aTHX_ sv, " at %_ line %"IVdf, GvSV(PL_curcop->cop_filegv), (IV)PL_curcop->cop_line); -#else - if (PL_curcop->cop_line) - Perl_sv_catpvf(aTHX_ sv, " at %_ line %ld", - GvSV(PL_curcop->cop_filegv), (long)PL_curcop->cop_line); -#endif if (GvIO(PL_last_in_gv) && IoLINES(GvIOp(PL_last_in_gv))) { bool line_mode = (RsSIMPLE(PL_rs) && SvCUR(PL_rs) == 1 && *SvPVX(PL_rs) == '\n'); -#ifdef IV_IS_QUAD - Perl_sv_catpvf(aTHX_ sv, ", <%s> %s %" PERL_PRId64, + Perl_sv_catpvf(aTHX_ sv, ", <%s> %s %"IVdf, PL_last_in_gv == PL_argvgv ? "" : GvNAME(PL_last_in_gv), line_mode ? "line" : "chunk", (IV)IoLINES(GvIOp(PL_last_in_gv))); -#else - Perl_sv_catpvf(aTHX_ sv, ", <%s> %s %ld", - PL_last_in_gv == PL_argvgv ? "" : GvNAME(PL_last_in_gv), - line_mode ? "line" : "chunk", - (long)IoLINES(GvIOp(PL_last_in_gv))); -#endif } #ifdef USE_THREADS if (thr->tid) @@ -1455,8 +1455,14 @@ Perl_vdie(pTHX_ const char* pat, va_list *args) thr, PL_curstack, PL_mainstack)); if (pat) { - msv = mess(pat, args); - message = SvPV(msv,msglen); + msv = vmess(pat, args); + if (PL_errors && SvCUR(PL_errors)) { + sv_catsv(PL_errors, msv); + message = SvPV(PL_errors, msglen); + SvCUR_set(PL_errors, 0); + } + else + message = SvPV(msv,msglen); } else { message = Nullch; @@ -1491,7 +1497,11 @@ Perl_vdie(pTHX_ const char* pat, va_list *args) PUSHMARK(SP); XPUSHs(msg); PUTBACK; - call_sv((SV*)cv, G_DISCARD); + /* HACK - REVISIT - avoid CATCH_SET(TRUE) in call_sv() + or we come back here due to a JMPENV_JMP() and do + a POPSTACK - but die_where() will have already done + one as it unwound - NI-S 1999/08/14 */ + call_sv((SV*)cv, G_DISCARD|G_NOCATCH); POPSTACK; LEAVE; } @@ -1542,9 +1552,18 @@ Perl_vcroak(pTHX_ const char* pat, va_list *args) SV *msv; STRLEN msglen; - msv = mess(pat, args); - message = SvPV(msv,msglen); - DEBUG_S(PerlIO_printf(PerlIO_stderr(), "croak: 0x%lx %s", (unsigned long) thr, message)); + msv = vmess(pat, args); + if (PL_errors && SvCUR(PL_errors)) { + sv_catsv(PL_errors, msv); + message = SvPV(PL_errors, msglen); + SvCUR_set(PL_errors, 0); + } + else + message = SvPV(msv,msglen); + + DEBUG_S(PerlIO_printf(PerlIO_stderr(), "croak: 0x%lx %s", + (unsigned long) thr, message)); + if (PL_diehook) { /* sv_2cv might call Perl_croak() */ SV *olddiehook = PL_diehook; @@ -1622,7 +1641,7 @@ Perl_vwarn(pTHX_ const char* pat, va_list *args) SV *msv; STRLEN msglen; - msv = mess(pat, args); + msv = vmess(pat, args); message = SvPV(msv, msglen); if (PL_warnhook) { @@ -1718,7 +1737,7 @@ Perl_vwarner(pTHX_ U32 err, const char* pat, va_list* args) SV *msv; STRLEN msglen; - msv = mess(pat, args); + msv = vmess(pat, args); message = SvPV(msv, msglen); if (ckDEAD(err)) { @@ -1835,28 +1854,13 @@ Perl_my_setenv(pTHX_ char *nam, char *val) safesysfree(environ[i]); environ[i] = (char*)safesysmalloc((strlen(nam)+strlen(val)+2) * sizeof(char)); -#ifndef MSDOS (void)sprintf(environ[i],"%s=%s",nam,val);/* all that work just for this */ -#else - /* MS-DOS requires environment variable names to be in uppercase */ - /* [Tom Dinger, 27 August 1990: Well, it doesn't _require_ it, but - * some utilities and applications may break because they only look - * for upper case strings. (Fixed strupr() bug here.)] - */ - strcpy(environ[i],nam); strupr(environ[i]); - (void)sprintf(environ[i] + strlen(nam),"=%s",val); -#endif /* MSDOS */ #else /* PERL_USE_SAFE_PUTENV */ char *new_env; new_env = (char*)safesysmalloc((strlen(nam) + strlen(val) + 2) * sizeof(char)); -#ifndef MSDOS (void)sprintf(new_env,"%s=%s",nam,val);/* all that work just for this */ -#else - strcpy(new_env,nam); strupr(new_env); - (void)sprintf(new_env + strlen(nam),"=%s",val); -#endif (void)putenv(new_env); #endif /* PERL_USE_SAFE_PUTENV */ } @@ -2648,6 +2652,9 @@ Perl_my_pclose(pTHX_ PerlIO *ptr) /* Needs work for PerlIO ! */ FILE *f = PerlIO_findFILE(ptr); I32 result = pclose(f); +#if defined(DJGPP) + result = (result << 8) & 0xff00; +#endif PerlIO_releaseFILE(ptr,f); return result; } @@ -2842,7 +2849,7 @@ Perl_scan_bin(pTHX_ char *start, I32 len, I32 *retlen) if (!overflowed) rnv = (NV) ruv; if ( ( overflowed && rnv > 4294967295.0) -#if UV_SIZEOF > 4 +#if UVSIZE > 4 || (!overflowed && ruv > 0xffffffff ) #endif ) { @@ -2907,7 +2914,7 @@ Perl_scan_oct(pTHX_ char *start, I32 len, I32 *retlen) if (!overflowed) rnv = (NV) ruv; if ( ( overflowed && rnv > 4294967295.0) -#if UV_SIZEOF > 4 +#if UVSIZE > 4 || (!overflowed && ruv > 0xffffffff ) #endif ) { @@ -2975,7 +2982,7 @@ Perl_scan_hex(pTHX_ char *start, I32 len, I32 *retlen) if (!overflowed) rnv = (NV) ruv; if ( ( overflowed && rnv > 4294967295.0) -#if UV_SIZEOF > 4 +#if UVSIZE > 4 || (!overflowed && ruv > 0xffffffff ) #endif ) { @@ -3395,6 +3402,7 @@ Perl_new_struct_thread(pTHX_ struct perl_thread *t) PL_restartop = 0; PL_statname = NEWSV(66,0); + PL_errors = newSVpvn("", 0); PL_maxscream = -1; PL_regcompp = MEMBER_TO_FPTR(Perl_pregcomp); PL_regexecp = MEMBER_TO_FPTR(Perl_regexec_flags);