diff options
| -rw-r--r-- | doio.c | 10 | ||||
| -rw-r--r-- | mg.c | 8 | ||||
| -rw-r--r-- | perl.h | 10 | ||||
| -rw-r--r-- | perlio.c | 10 | ||||
| -rw-r--r-- | pp_sys.c | 8 | ||||
| -rw-r--r-- | sv.c | 4 | ||||
| -rw-r--r-- | util.c | 27 | ||||
| -rw-r--r-- | vms/vms.c | 6 |
8 files changed, 43 insertions, 40 deletions
@@ -663,9 +663,9 @@ Perl_do_openn(pTHX_ GV *gv, register const char *oname, I32 len, int as_raw, } #if defined(HAS_FCNTL) && defined(F_SETFD) if (fd >= 0) { - const int save_errno = errno; + dSAVE_ERRNO; fcntl(fd,F_SETFD,fd > PL_maxsysfd); /* can change errno */ - errno = save_errno; + RESTORE_ERRNO; } #endif IoIFP(io) = fp; @@ -1014,14 +1014,14 @@ Perl_do_eof(pTHX_ GV *gv) { /* getc and ungetc can stomp on errno */ - const int saverrno = errno; + dSAVE_ERRNO; const int ch = PerlIO_getc(IoIFP(io)); if (ch != EOF) { (void)PerlIO_ungetc(IoIFP(io),ch); - errno = saverrno; + RESTORE_ERRNO; return FALSE; } - errno = saverrno; + RESTORE_ERRNO; } if (PerlIO_has_cntptr(IoIFP(io)) && PerlIO_canset_cnt(IoIFP(io))) { @@ -817,10 +817,10 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg) } #else { - const int saveerrno = errno; + dSAVE_ERRNO; sv_setnv(sv, (NV)errno); sv_setpv(sv, errno ? Strerror(errno) : ""); - errno = saveerrno; + RESTORE_ERRNO; } #endif SvRTRIM(sv); @@ -1036,7 +1036,7 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg) sv_setpv(sv, errno ? Strerror(errno) : ""); #else { - const int saveerrno = errno; + dSAVE_ERRNO; sv_setnv(sv, (NV)errno); #ifdef OS2 if (errno == errno_isOS2 || errno == errno_isOS2_set) @@ -1044,7 +1044,7 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg) else #endif sv_setpv(sv, errno ? Strerror(errno) : ""); - errno = saveerrno; + RESTORE_ERRNO; } #endif SvRTRIM(sv); @@ -1277,6 +1277,11 @@ EXTERN_C char *crypt(const char *, const char *); set_errno(errcode); \ set_vaxc_errno(vmserrcode); \ } STMT_END +# define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno +# define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno +# define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno ) +# define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno) + # define LIB_INVARG LIB$_INVARG # define RMS_DIR RMS$_DIR # define RMS_FAC RMS$_FAC @@ -1291,6 +1296,11 @@ EXTERN_C char *crypt(const char *, const char *); # define SS_NORMAL SS$_NORMAL #else # define SETERRNO(errcode,vmserrcode) (errno = (errcode)) +# define dSAVEDERRNO int saved_errno +# define dSAVE_ERRNO int saved_errno = errno +# define SAVE_ERRNO (saved_errno = errno) +# define RESTORE_ERRNO (errno = saved_errno) + # define LIB_INVARG 0 # define RMS_DIR 0 # define RMS_FAC 0 @@ -3131,8 +3131,8 @@ PerlIOStdio_close(pTHX_ PerlIO *f) const int fd = fileno(stdio); int invalidate = 0; IV result = 0; - int saveerr = 0; int dupfd = -1; + dSAVEDERRNO; #ifdef USE_ITHREADS dVAR; #endif @@ -3166,7 +3166,7 @@ PerlIOStdio_close(pTHX_ PerlIO *f) fileno slot of the FILE * */ result = PerlIO_flush(f); - saveerr = errno; + SAVE_ERRNO; invalidate = PerlIOStdio_invalidate_fileno(aTHX_ stdio); if (!invalidate) { #ifdef USE_ITHREADS @@ -3205,7 +3205,7 @@ PerlIOStdio_close(pTHX_ PerlIO *f) errno may NOT be expected EBADF */ if (invalidate && result != 0) { - errno = saveerr; + RESTORE_ERRNO; result = 0; } #ifdef SOCKS5_VERSION_NAME @@ -3367,9 +3367,9 @@ PerlIOStdio_flush(pTHX_ PerlIO *f) /* * Not writeable - sync by attempting a seek */ - const int err = errno; + dSAVE_ERRNO; if (PerlSIO_fseek(stdio, (Off_t) 0, SEEK_CUR) != 0) - errno = err; + RESTORE_ERRNO; #endif } return 0; @@ -5178,13 +5178,13 @@ PP(pp_gpwent) * has a different API than the Solaris/IRIX one. */ # if defined(HAS_GETSPNAM) && !defined(_AIX) { - const int saverrno = errno; + dSAVE_ERRNO; const struct spwd * const spwent = getspnam(pwent->pw_name); /* Save and restore errno so that * underprivileged attempts seem * to have never made the unsccessful * attempt to retrieve the shadow password. */ - errno = saverrno; + RESTORE_ERRNO; if (spwent && spwent->sp_pwdp) sv_setpv(sv, spwent->sp_pwdp); } @@ -5562,15 +5562,15 @@ static int lockf_emulate_flock(int fd, int operation) { int i; - const int save_errno = errno; Off_t pos; + dSAVE_ERRNO; /* flock locks entire file so for lockf we need to do the same */ pos = PerlLIO_lseek(fd, (Off_t)0, SEEK_CUR); /* get pos to restore later */ if (pos > 0) /* is seekable and needs to be repositioned */ if (PerlLIO_lseek(fd, (Off_t)0, SEEK_SET) < 0) pos = -1; /* seek failed, so don't seek back afterwards */ - errno = save_errno; + RESTORE_ERRNO; switch (operation) { @@ -2958,7 +2958,7 @@ Perl_sv_2pv_flags(pTHX_ register SV *const sv, STRLEN *const lp, const I32 flags *s = '\0'; } else if (SvNOKp(sv)) { - const int olderrno = errno; + dSAVE_ERRNO; if (SvTYPE(sv) < SVt_PVNV) sv_upgrade(sv, SVt_PVNV); /* The +20 is pure guesswork. Configure test needed. --jhi */ @@ -2972,7 +2972,7 @@ Perl_sv_2pv_flags(pTHX_ register SV *const sv, STRLEN *const lp, const I32 flags { Gconvert(SvNVX(sv), NV_DIG, 0, s); } - errno = olderrno; + RESTORE_ERRNO; #ifdef FIXNEGATIVEZERO if (*s == '-' && s[1] == '0' && !s[2]) { s[0] = '0'; @@ -1271,14 +1271,14 @@ Perl_write_to_stderr(pTHX_ const char* message, int msglen) else { #ifdef USE_SFIO /* SFIO can really mess with your errno */ - const int e = errno; + dSAVED_ERRNO; #endif PerlIO * const serr = Perl_error_log; PERL_WRITE_MSG_TO_CONSOLE(serr, message, msglen); (void)PerlIO_flush(serr); #ifdef USE_SFIO - errno = e; + RESTORE_ERRNO; #endif } } @@ -2862,10 +2862,7 @@ Perl_my_pclose(pTHX_ PerlIO *ptr) Pid_t pid; Pid_t pid2; bool close_failed; - int saved_errno = 0; -#ifdef WIN32 - int saved_win32_errno; -#endif + dSAVEDERRNO; LOCK_FDPID_MUTEX; svp = av_fetch(PL_fdpid,PerlIO_fileno(ptr),TRUE); @@ -2878,12 +2875,8 @@ Perl_my_pclose(pTHX_ PerlIO *ptr) return my_syspclose(ptr); } #endif - if ((close_failed = (PerlIO_close(ptr) == EOF))) { - saved_errno = errno; -#ifdef WIN32 - saved_win32_errno = GetLastError(); -#endif - } + if ((close_failed = (PerlIO_close(ptr) == EOF))) + SAVE_ERRNO; #ifdef UTS if(PerlProc_kill(pid, 0) < 0) { return(pid); } /* HOM 12/23/91 */ #endif @@ -2901,7 +2894,7 @@ Perl_my_pclose(pTHX_ PerlIO *ptr) rsignal_restore(SIGQUIT, &qstat); #endif if (close_failed) { - SETERRNO(saved_errno, 0); + RESTORE_ERRNO; return -1; } return(pid2 < 0 ? pid2 : status == 0 ? 0 : (errno = 0, status)); @@ -5052,12 +5045,12 @@ S_socketpair_udp (int fd[2]) { errno = ECONNABORTED; tidy_up_and_fail: { - const int save_errno = errno; + dSAVE_ERRNO; if (sockets[0] != -1) PerlLIO_close(sockets[0]); if (sockets[1] != -1) PerlLIO_close(sockets[1]); - errno = save_errno; + RESTORE_ERRNO; return -1; } } @@ -5156,14 +5149,14 @@ Perl_my_socketpair (int family, int type, int protocol, int fd[2]) { #endif tidy_up_and_fail: { - const int save_errno = errno; + dSAVE_ERRNO; if (listener != -1) PerlLIO_close(listener); if (connector != -1) PerlLIO_close(connector); if (acceptor != -1) PerlLIO_close(acceptor); - errno = save_errno; + RESTORE_ERRNO; return -1; } } @@ -11933,10 +11933,10 @@ Perl_flex_stat_int(pTHX_ const char *fspec, Stat_t *statbufp, int lstat_flag) char temp_fspec[VMS_MAXRSS]; char *save_spec; int retval = -1; - int saved_errno, saved_vaxc_errno; + dSAVEDERRNO; if (!fspec) return retval; - saved_errno = errno; saved_vaxc_errno = vaxc$errno; + SAVE_ERRNO; strcpy(temp_fspec, fspec); if (decc_bug_devnull != 0) { @@ -12063,7 +12063,7 @@ Perl_flex_stat_int(pTHX_ const char *fspec, Stat_t *statbufp, int lstat_flag) # endif } /* If we were successful, leave errno where we found it */ - if (retval == 0) { errno = saved_errno; vaxc$errno = saved_vaxc_errno; } + if (retval == 0) RESTORE_ERRNO; return retval; } /* end of flex_stat_int() */ |