X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl.h;h=d3eef2c831f7a6a55e65adfefd6f2753b1ed6906;hb=edcc7c74ed376a449c95af027d10cdeb74f64de8;hp=3c17674f1b83e1afda92f542786ca413d8ad8683;hpb=a3874608cd3bf4e33ccd66b8bb03b2aeda20af14;p=p5sagit%2Fp5-mst-13.2.git diff --git a/perl.h b/perl.h index 3c17674..d3eef2c 100644 --- a/perl.h +++ b/perl.h @@ -88,14 +88,14 @@ # endif #endif -#ifdef SYMBIAN +#ifdef __SYMBIAN32__ # include "symbian/symbian_proto.h" #endif /* Any stack-challenged places. The limit varies (and often * is configurable), but using more than a kilobyte of stack * is usually dubious in these systems. */ -#if defined(EPOC) || defined(SYMBIAN) +#if defined(EPOC) || defined(__SYMBIAN32__) /* EPOC/Symbian: need to work around the SDK features. * * On WINS: MS VC5 generates calls to _chkstk, * * if a "large" stack frame is allocated. * @@ -190,7 +190,12 @@ #define CALLREG_INTUIT_STRING CALL_FPTR(PL_regint_string) #define CALLREGFREE CALL_FPTR(PL_regfree) -#if defined(SYMBIAN) && defined(__GNUC__) +/* XXX The PERL_UNUSED_DECL suffix is unfortunately rather inflexible: + * it assumes that in all compilers the way to suppress an "unused" + * warning is to have a suffix. In some compilers that might be a + * a compiler pragma, e.g. #pragma unused(varname). */ + +#if defined(__SYMBIAN32__) && defined(__GNUC__) # ifdef __cplusplus # define PERL_UNUSED_DECL # else @@ -208,9 +213,19 @@ /* gcc -Wall: * for silencing unused variables that are actually used most of the time, - * but we cannot quite get rid of, such `ax' in PPCODE+noargs xsubs + * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs */ -#define PERL_UNUSED_VAR(var) ((void)var) +#ifndef PERL_UNUSED_ARG +# ifdef lint +# include +# define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x)) +# else +# define PERL_UNUSED_ARG(x) ((void)x) +# endif +#endif +#ifndef PERL_UNUSED_VAR +# define PERL_UNUSED_VAR(x) ((void)x) +#endif #define NOOP (void)0 #define dNOOP extern int Perl___notused PERL_UNUSED_DECL @@ -320,7 +335,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); */ #if !(defined(STMT_START) && defined(STMT_END)) # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus) -# define STMT_START (void)( /* gcc supports ``({ STATEMENTS; })'' */ +# define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */ # define STMT_END ) # else /* Now which other defined()s do we need here ??? */ @@ -375,11 +390,11 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); #define DOSISH 1 #endif -#if defined(__STDC__) || defined(vax11c) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined( EPOC) || defined(NETWARE) || defined(SYMBIAN) +#if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(EPOC) || defined(NETWARE) || defined(__SYMBIAN32__) # define STANDARD_C 1 #endif -#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined( EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO) +#if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__DGUX) || defined(EPOC) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO) # define DONT_DECLARE_STD 1 #endif @@ -537,7 +552,7 @@ register struct op *Perl_op asm(stringify(OP_IN_REGISTER)); # include #endif -#ifdef SYMBIAN +#ifdef __SYMBIAN32__ # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */ #endif @@ -794,6 +809,16 @@ int usleep(unsigned int); #endif /* PERL_CORE */ +/* We no longer default to creating a new SV for GvSV. + Do this before embed. */ +#ifndef PERL_CREATE_GVSV +#define PERL_DONT_CREATE_GVSV +#endif + +#if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME) +#define PERL_USES_PL_PIDSTATUS +#endif + /* Cannot include embed.h here on Win32 as win32.h has not yet been included and defines some config variables e.g. HAVE_INTERP_INTERN */ @@ -803,6 +828,13 @@ int usleep(unsigned int); #define MEM_SIZE Size_t +/* Round all values passed to malloc up, by default to a multiple of + sizeof(size_t) +*/ +#ifndef PERL_STRLEN_ROUNDUP_QUANTUM +#define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size +#endif + #if defined(STANDARD_C) && defined(I_STDDEF) # include # define STRUCT_OFFSET(s,m) offsetof(s,m) @@ -810,7 +842,7 @@ int usleep(unsigned int); # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m)) #endif -#ifndef SYMBIAN +#ifndef __SYMBIAN32__ # if defined(I_STRING) || defined(__cplusplus) # include # else @@ -1109,7 +1141,8 @@ int sockatmark(int); #endif #define ERRSV GvSV(PL_errgv) -#define DEFSV GvSV(PL_defgv) +/* FIXME? Change the assignments to PL_defgv to instantiate GvSV? */ +#define DEFSV GvSVn(PL_defgv) #define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv)) #define ERRHV GvHV(PL_errgv) /* XXX unused, here for compatibility */ @@ -1373,6 +1406,16 @@ int sockatmark(int); # define sprintf UTS_sprintf_wrap #endif +/* For the times when you want the return value of sprintf, and you want it + to be the length. Can't have a thread variable passed in, because C89 has + no varargs macros. +*/ +#ifdef SPRINTF_RETURNS_STRLEN +# define my_sprintf sprintf +#else +# define my_sprintf Perl_my_sprintf +#endif + /* Configure gets this right but the UTS compiler gets it wrong. -- Hal Morris */ #ifdef UTS @@ -1473,20 +1516,38 @@ typedef UVTYPE UV; #else # if PTRSIZE == LONGSIZE # define PTRV unsigned long +# define PTR2ul(p) (unsigned long)(p) # else # define PTRV unsigned # endif +#endif + +#ifndef INT2PTR # define INT2PTR(any,d) (any)(PTRV)(d) #endif + +#ifndef PTR2ul +# define PTR2ul(p) INT2PTR(unsigned long,p) +#endif + #define NUM2PTR(any,d) (any)(PTRV)(d) #define PTR2IV(p) INT2PTR(IV,p) #define PTR2UV(p) INT2PTR(UV,p) #define PTR2NV(p) NUM2PTR(NV,p) -#if PTRSIZE == LONGSIZE -# define PTR2ul(p) (unsigned long)(p) -#else -# define PTR2ul(p) INT2PTR(unsigned long,p) -#endif +#define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */ + +/* According to strict ANSI C89 one cannot freely cast between + * data pointers and function (code) pointers. There are at least + * two ways around this. One (used below) is to do two casts, + * first the other pointer to an (unsigned) integer, and then + * the integer to the other pointer. The other way would be + * to use unions to "overlay" the pointers. For an example of + * the latter technique, see union dirpu in struct xpvio in sv.h. + * The only feasible use is probably temporarily storing + * function pointers in a data pointer (such as a void pointer). */ + +#define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */ +#define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */ #ifdef USE_LONG_DOUBLE # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE @@ -2101,7 +2162,6 @@ typedef struct context PERL_CONTEXT; typedef struct block BLOCK; typedef struct magic MAGIC; -typedef struct xrv XRV; typedef struct xpv XPV; typedef struct xpviv XPVIV; typedef struct xpvuv XPVUV; @@ -2271,7 +2331,7 @@ typedef struct clone_params CLONE_PARAMS; # define ISHISH "epoc" #endif -#ifdef SYMBIAN +#ifdef __SYMBIAN32__ # include "symbian/symbianish.h" # include "embed.h" # define ISHISH "symbian" @@ -2295,6 +2355,64 @@ typedef struct clone_params CLONE_PARAMS; # define ISHISH "unix" #endif +/* NSIG logic from Configure --> */ +/* Strange style to avoid deeply-nested #if/#else/#endif */ +#ifndef NSIG +# ifdef _NSIG +# define NSIG (_NSIG) +# endif +#endif + +#ifndef NSIG +# ifdef SIGMAX +# define NSIG (SIGMAX+1) +# endif +#endif + +#ifndef NSIG +# ifdef SIG_MAX +# define NSIG (SIG_MAX+1) +# endif +#endif + +#ifndef NSIG +# ifdef _SIG_MAX +# define NSIG (_SIG_MAX+1) +# endif +#endif + +#ifndef NSIG +# ifdef MAXSIG +# define NSIG (MAXSIG+1) +# endif +#endif + +#ifndef NSIG +# ifdef MAX_SIG +# define NSIG (MAX_SIG+1) +# endif +#endif + +#ifndef NSIG +# ifdef SIGARRAYSIZE +# define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */ +# endif +#endif + +#ifndef NSIG +# ifdef _sys_nsig +# define NSIG (_sys_nsig) /* Solaris 2.5 */ +# endif +#endif + +/* Default to some arbitrary number that's big enough to get most + of the common signals. +*/ +#ifndef NSIG +# define NSIG 50 +#endif +/* <-- NSIG logic from Configure */ + #ifndef NO_ENVIRON_ARRAY # define USE_ENVIRON_ARRAY #endif @@ -2310,7 +2428,7 @@ typedef struct clone_params CLONE_PARAMS; # define PERL_FPU_INIT fpsetmask(0); # else # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO) -# define PERL_FPU_INIT PL_sigfpe_saved = signal(SIGFPE, SIG_IGN); +# define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN); # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe); # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); } # else @@ -2357,6 +2475,41 @@ typedef struct clone_params CLONE_PARAMS; # endif #endif +/* In case Configure was not used (we are using a "canned config" + * such as Win32, or a cross-compilation setup, for example) try going + * by the gcc major and minor versions. One useful URL is + * http://www.ohse.de/uwe/articles/gcc-attributes.html, + * but contrary to this information warn_unused_result seems + * not to be in gcc 3.3.5, at least. --jhi + * Set these up now otherwise we get confused when some of the <*thread.h> + * includes below indirectly pull in (which needs to know if we + * have HASATTRIBUTE_FORMAT). + */ + +#if defined __GNUC__ +# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */ +# define HASATTRIBUTE_FORMAT +# endif +# if __GNUC__ >= 3 /* 3.0 -> */ +# define HASATTRIBUTE_MALLOC +# endif +# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */ +# define HASATTRIBUTE_NONNULL +# endif +# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */ +# define HASATTRIBUTE_NORETURN +# endif +# if __GNUC__ >= 3 /* gcc 3.0 -> */ +# define HASATTRIBUTE_PURE +# endif +# if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */ +# define HASATTRIBUTE_UNUSED +# endif +# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */ +# define HASATTRIBUTE_WARN_UNUSED_RESULT +# endif +#endif + /* USE_5005THREADS needs to be after unixish.h as includes * which defines NSIG - which will stop inclusion of * this results in many functions being undeclared which bothers C++ @@ -2411,41 +2564,188 @@ typedef pthread_key_t perl_key; #define STATUS_UNIX PL_statusvalue #ifdef VMS # define STATUS_NATIVE PL_statusvalue_vms -# define STATUS_NATIVE_EXPORT \ - (((I32)PL_statusvalue_vms == -1 ? 44 : PL_statusvalue_vms) | (VMSISH_HUSHED ? 0x10000000 : 0)) -# define STATUS_NATIVE_SET(n) \ +/* + * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise + * it's contents can not be trusted. Unfortunately, Perl seems to check + * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should + * be updated also. + */ +# include +# include +/* Presume this because if VMS changes it, it will require a new + * set of APIs for waiting on children for binary compatibility. + */ +# define child_offset_bits (8) +# ifndef C_FAC_POSIX +# define C_FAC_POSIX 0x35A000 +# endif + +/* STATUS_EXIT - validates and returns a NATIVE exit status code for the + * platform from the existing UNIX or Native status values. + */ + +# define STATUS_EXIT \ + (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \ + (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0)) + + +/* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child + * exit code and shifts the UNIX value over the correct number of bits to + * be a child status. Usually the number of bits is 8, but that could be + * platform dependent. The NATIVE status code is presumed to have either + * from a child process. + */ + +/* This is complicated. The child processes return a true native VMS + status which must be saved. But there is an assumption in Perl that + the UNIX child status has some relationship to errno values, so + Perl tries to translate it to text in some of the tests. + In order to get the string translation correct, for the error, errno + must be EVMSERR, but that generates a different text message + than what the test programs are expecting. So an errno value must + be derived from the native status value when an error occurs. + That will hide the true native status message. With this version of + perl, the true native child status can always be retrieved so that + is not a problem. But in this case, Pl_statusvalue and errno may + have different values in them. + */ + +# define STATUS_NATIVE_CHILD_SET(n) \ STMT_START { \ - PL_statusvalue_vms = (n); \ - if ((I32)PL_statusvalue_vms == -1) \ + I32 evalue = (I32)n; \ + if (evalue == EVMSERR) { \ + PL_statusvalue_vms = vaxc$errno; \ + PL_statusvalue = evalue; \ + } else { \ + PL_statusvalue_vms = evalue; \ + if (evalue == -1) { \ PL_statusvalue = -1; \ - else if (PL_statusvalue_vms & STS$M_SUCCESS) \ - PL_statusvalue = 0; \ - else if ((PL_statusvalue_vms & STS$M_SEVERITY) == 0) \ - PL_statusvalue = 1 << 8; \ - else \ - PL_statusvalue = (PL_statusvalue_vms & STS$M_SEVERITY) << 8; \ + PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \ + } else \ + PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \ + set_vaxc_errno(evalue); \ + if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \ + set_errno(EVMSERR); \ + else set_errno(Perl_vms_status_to_unix(evalue, 0)); \ + PL_statusvalue = PL_statusvalue << child_offset_bits; \ + } \ } STMT_END + # ifdef VMSISH_STATUS # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX) # else # define STATUS_CURRENT STATUS_UNIX # endif + + /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update + * the NATIVE status to an equivalent value. Can not be used to translate + * exit code values as exit code values are not guaranteed to have any + * relationship at all to errno values. + * This is used when Perl is forcing errno to have a specific value. + */ # define STATUS_UNIX_SET(n) \ STMT_START { \ - PL_statusvalue = (n); \ + I32 evalue = (I32)n; \ + PL_statusvalue = evalue; \ if (PL_statusvalue != -1) { \ - PL_statusvalue &= 0xFFFF; \ - PL_statusvalue_vms = PL_statusvalue ? 44 : 1; \ + if (PL_statusvalue != EVMSERR) { \ + PL_statusvalue &= 0xFFFF; \ + if (MY_POSIX_EXIT) \ + PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\ + else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \ + } \ + else { \ + PL_statusvalue_vms = vaxc$errno; \ + } \ } \ - else PL_statusvalue_vms = -1; \ + else PL_statusvalue_vms = SS$_ABORT; \ + set_vaxc_errno(PL_statusvalue_vms); \ } STMT_END -# define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_vms = 1) -# define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_vms = 44) + + /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets + * the NATIVE error status based on it. It does not assume that + * the UNIX/POSIX exit codes have any relationship to errno, except + * that 0 indicates a success. When in the default mode to comply + * with the Perl VMS documentation, any other code sets the NATIVE + * status to a failure code of SS$_ABORT. + * + * In the new POSIX EXIT mode, native status will be set so that the + * actual exit code will can be retrieved by the calling program or + * shell. + * + * If the exit code is not clearly a UNIX parent or child exit status, + * it will be passed through as a VMS status. + */ + +# define STATUS_UNIX_EXIT_SET(n) \ + STMT_START { \ + I32 evalue = (I32)n; \ + PL_statusvalue = evalue; \ + if (evalue != -1) { \ + if (evalue <= 0xFF00) { \ + if (evalue > 0xFF) \ + evalue = (evalue >> child_offset_bits) & 0xFF; \ + if (evalue == 0) \ + PL_statusvalue_vms == SS$_NORMAL; \ + else \ + if (MY_POSIX_EXIT) \ + PL_statusvalue_vms = \ + (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \ + (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \ + else \ + PL_statusvalue_vms = SS$_ABORT; \ + } else { /* forgive them Perl, for they have sinned */ \ + if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \ + else PL_statusvalue_vms = vaxc$errno; \ + /* And obviously used a VMS status value instead of UNIX */ \ + PL_statusvalue = EVMSERR; \ + } \ + } \ + else PL_statusvalue_vms = SS$_ABORT; \ + set_vaxc_errno(PL_statusvalue_vms); \ + } STMT_END + + /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code + * and sets the NATIVE error status based on it. This special case + * is needed to maintain compatibility with past VMS behavior. + * + * In the default mode on VMS, this number is passed through as + * both the NATIVE and UNIX status. Which makes it different + * that the STATUS_UNIX_EXIT_SET. + * + * In the new POSIX EXIT mode, native status will be set so that the + * actual exit code will can be retrieved by the calling program or + * shell. + * + */ + +# define STATUS_EXIT_SET(n) \ + STMT_START { \ + I32 evalue = (I32)n; \ + PL_statusvalue = evalue; \ + if (MY_POSIX_EXIT) \ + PL_statusvalue_vms = \ + (C_FAC_POSIX | (evalue << 3 ) | (evalue == 1)? \ + (STS$K_ERROR | STS$M_INHIB_MSG) : 1); \ + else \ + PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \ + set_vaxc_errno(PL_statusvalue_vms); \ + } STMT_END + + + /* This macro forces a success status */ +# define STATUS_ALL_SUCCESS \ + (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL) + + /* This macro forces a failure status */ +# define STATUS_ALL_FAILURE (PL_statusvalue = 1, \ + vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \ + (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT) + #else # define STATUS_NATIVE PL_statusvalue_posix -# define STATUS_NATIVE_EXPORT STATUS_NATIVE # if defined(WCOREDUMP) -# define STATUS_NATIVE_SET(n) \ +# define STATUS_NATIVE_CHILD_SET(n) \ STMT_START { \ PL_statusvalue_posix = (n); \ if (PL_statusvalue_posix == -1) \ @@ -2458,7 +2758,7 @@ typedef pthread_key_t perl_key; } \ } STMT_END # elif defined(WIFEXITED) -# define STATUS_NATIVE_SET(n) \ +# define STATUS_NATIVE_CHILD_SET(n) \ STMT_START { \ PL_statusvalue_posix = (n); \ if (PL_statusvalue_posix == -1) \ @@ -2470,7 +2770,7 @@ typedef pthread_key_t perl_key; } \ } STMT_END # else -# define STATUS_NATIVE_SET(n) \ +# define STATUS_NATIVE_CHILD_SET(n) \ STMT_START { \ PL_statusvalue_posix = (n); \ if (PL_statusvalue_posix == -1) \ @@ -2484,11 +2784,13 @@ typedef pthread_key_t perl_key; # define STATUS_UNIX_SET(n) \ STMT_START { \ PL_statusvalue = (n); \ - PL_statusvalue_posix = PL_statusvalue; \ if (PL_statusvalue != -1) \ PL_statusvalue &= 0xFFFF; \ } STMT_END +# define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n) +# define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n) # define STATUS_CURRENT STATUS_UNIX +# define STATUS_EXIT STATUS_UNIX # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0) # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1) #endif @@ -2544,71 +2846,58 @@ typedef pthread_key_t perl_key; # define PERL_SET_THX(t) PERL_SET_CONTEXT(t) #endif -/* This replaces the previous %_ "hack" by the "%-p" hack +/* + This replaces the previous %_ "hack" by the "%p" hacks. All that is required is that the perl source does not - use "%-p" or "%-p" format. These format will - still work in perl code. RMB 2005/05/17 + use "%-p" or "%-p" or "%p" formats. + These formats will still work in perl code. + See comments in sv.c for futher details. + + -DvdNUMBER= can be used to redefine VDf + + -DvdNUMBER=0 reverts VDf to "vd", as in perl5.8.7, + which works properly but gives compiler warnings + + Robin Barker 2005-07-14 */ -#ifndef SVf -# define SVf "-p" + +#ifndef SVf_ +# define SVf_(n) "-" STRINGIFY(n) "p" #endif -#ifndef SVf_precision -# define SVf_precision(n) "-" n "p" +#ifndef SVf +# define SVf "-p" #endif #ifndef SVf32 -# define SVf32 SVf_precision("32") +# define SVf32 SVf_(32) #endif #ifndef SVf256 -# define SVf256 SVf_precision("256") -#endif - -#ifndef UVf -# define UVf UVuf +# define SVf256 SVf_(256) #endif -#ifndef DieNull -# define DieNull Perl_vdie(aTHX_ Nullch, Null(va_list *)) +#ifndef vdNUMBER +# define vdNUMBER 1 #endif - -/* In case Configure was not used (we are using a "canned config" - * such as Win32, or a cross-compilation setup, for example) try going - * by the gcc major and minor versions. One useful URL is - * http://www.ohse.de/uwe/articles/gcc-attributes.html, - * but contrary to this information warn_unused_result seems - * not to be in gcc 3.3.5, at least. --jhi */ -#if defined __GNUC__ -# if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */ -# define HASATTRIBUTE_FORMAT -# endif -# if __GNUC__ >= 3 /* 3.0 -> */ -# define HASATTRIBUTE_MALLOC -# endif -# if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */ -# define HASATTRIBUTE_NONNULL -# endif -# if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */ -# define HASATTRIBUTE_NORETURN -# endif -# if __GNUC__ >= 3 /* gcc 3.0 -> */ -# define HASATTRIBUTE_PURE -# endif -# if __GNUC__ >= 3 /* gcc 3.0 -> */ /* XXX Verify this version */ -# define HASATTRIBUTE_UNUSED -# endif -# if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */ -# define HASATTRIBUTE_WARN_UNUSED_RESULT + +#ifndef VDf +# if vdNUMBER +# define VDf STRINGIFY(vdNUMBER) "p" +# else +# define VDf "vd" # endif #endif - + +#ifndef UVf +# define UVf UVuf +#endif #ifdef HASATTRIBUTE_FORMAT # define __attribute__format__(x,y,z) __attribute__((format(x,y,z))) #endif #ifdef HASATTRIBUTE_MALLOC -# define __attribute__malloc__ __attribute__((malloc)) +# define __attribute__malloc__ __attribute__((__malloc__)) #endif #ifdef HASATTRIBUTE_NONNULL # define __attribute__nonnull__(a) __attribute__((nonnull(a))) @@ -2670,11 +2959,16 @@ typedef pthread_key_t perl_key; #ifndef IOCPARM_LEN # ifdef IOCPARM_MASK - /* on BSDish systes we're safe */ + /* on BSDish systems we're safe */ # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK) # else +# if defined(_IOC_SIZE) && defined(__GLIBC__) + /* on Linux systems we're safe */ +# define IOCPARM_LEN(x) _IOC_SIZE(x) +# else /* otherwise guess at what's safe */ -# define IOCPARM_LEN(x) 256 +# define IOCPARM_LEN(x) 256 +# endif # endif #endif @@ -2792,9 +3086,12 @@ struct regnode_charclass_class; /* Used in S_* functions in regcomp.c */ typedef I32 CHECKPOINT; +/* Keep next first in this structure, because sv_free_arenas take + advantage of this to share code between the pte arenas and the SV + body arenas */ struct ptr_tbl_ent { struct ptr_tbl_ent* next; - void* oldval; + const void* oldval; void* newval; }; @@ -3130,7 +3427,7 @@ Gid_t getegid (void); #define DEBUG_SCOPE(where) \ DEBUG_l(WITH_THR(Perl_deb(aTHX_ "%s scope %ld at %s:%d\n", \ - where, PL_scopestack_ix, __FILE__, __LINE__))); + where, (long)PL_scopestack_ix, __FILE__, __LINE__))); @@ -3342,9 +3639,11 @@ char *getlogin (void); #endif #endif /* !__cplusplus */ +/* Fixme on VMS. This needs to be a run-time, not build time options */ +/* Also rename() is affected by this */ #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */ #define UNLINK unlnk -I32 unlnk (char*); +I32 unlnk (const char*); #else #define UNLINK PerlLIO_unlink #endif @@ -3786,7 +4085,8 @@ enum { /* pass one of these to get_vtbl */ want_vtbl_regdatum, want_vtbl_backref, want_vtbl_utf8, - want_vtbl_symtab + want_vtbl_symtab, + want_vtbl_arylen_p }; /* Note: the lowest 8 bits are reserved for @@ -4012,8 +4312,10 @@ START_EXTERN_C #ifdef DOINIT # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {a,b,c,d,e,f,g} +# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var = {(int (*)(pTHX_ SV *, MAGIC *))a,b,c,d,e,f,g} /* Like MGVTBL_SET but with the get magic having a const MG* */ #else # define MGVTBL_SET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var +# define MGVTBL_SET_CONST_MAGIC_GET(var,a,b,c,d,e,f,g) EXTCONST MGVTBL var #endif MGVTBL_SET( @@ -4134,7 +4436,7 @@ MGVTBL_SET( NULL ); -MGVTBL_SET( +MGVTBL_SET_CONST_MAGIC_GET( PL_vtbl_arylen, MEMBER_TO_FPTR(Perl_magic_getarylen), MEMBER_TO_FPTR(Perl_magic_setarylen), @@ -4146,6 +4448,17 @@ MGVTBL_SET( ); MGVTBL_SET( + PL_vtbl_arylen_p, + NULL, + NULL, + NULL, + NULL, + MEMBER_TO_FPTR(Perl_magic_freearylen_p), + NULL, + NULL +); + +MGVTBL_SET( PL_vtbl_glob, MEMBER_TO_FPTR(Perl_magic_getglob), MEMBER_TO_FPTR(Perl_magic_setglob), @@ -4704,26 +5017,6 @@ typedef struct am_table_short AMTS; #define PERL_ALLOC_CHECK(p) NOOP #endif -/* - * nice_chunk and nice_chunk size need to be set - * and queried under the protection of sv_mutex - */ -#define offer_nice_chunk(chunk, chunk_size) STMT_START { \ - void *new_chunk; \ - U32 new_chunk_size; \ - LOCK_SV_MUTEX; \ - new_chunk = (void *)(chunk); \ - new_chunk_size = (chunk_size); \ - if (new_chunk_size > PL_nice_chunk_size) { \ - if (PL_nice_chunk) Safefree(PL_nice_chunk); \ - PL_nice_chunk = (char *) new_chunk; \ - PL_nice_chunk_size = new_chunk_size; \ - } else { \ - Safefree(chunk); \ - } \ - UNLOCK_SV_MUTEX; \ - } STMT_END - #ifdef HAS_SEM # include # include @@ -5093,8 +5386,23 @@ extern void moncontrol(int); * but also beware since this evaluates its argument twice, so no x++. */ #define PERL_ABS(x) ((x) < 0 ? -(x) : (x)) -#ifdef __osf__ -#pragma message disable (mainparm) /* We have the envp in main(). */ +#if defined(__DECC) && defined(__osf__) +#pragma message disable (mainparm) /* Perl uses the envp in main(). */ +#endif + +#if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(EPOC) && !defined(__SYMBIAN32__) && !defined(MACOS_TRADITIONAL) +#define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION +#endif + +#define do_open(g, n, l, a, rm, rp, sf) \ + do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0) +#ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION +# define do_exec(cmd) do_exec3(cmd,0,0) +#endif +#ifdef OS2 +# define do_aexec Perl_do_aexec +#else +# define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0) #endif /* and finally... */