package POSIX;
+use vars qw($VERSION @ISA %EXPORT_TAGS @EXPORT_OK $AUTOLOAD);
+
use Carp;
+use AutoLoader;
+require Config;
+use Symbol;
+
require Exporter;
-require AutoLoader;
require DynaLoader;
-require Config;
-@ISA = (Exporter, DynaLoader);
+@ISA = qw(Exporter DynaLoader);
-$H{assert_h} = [qw(assert NDEBUG)];
+$VERSION = "1.02" ;
-$H{ctype_h} = [qw(isalnum isalpha iscntrl isdigit isgraph islower
- isprint ispunct isspace isupper isxdigit tolower toupper)];
+%EXPORT_TAGS = (
-$H{dirent_h} = [qw()];
+ assert_h => [qw(assert NDEBUG)],
-$H{errno_h} = [qw(E2BIG EACCES EAGAIN EBADF EBUSY ECHILD EDEADLK EDOM
- EEXIST EFAULT EFBIG EINTR EINVAL EIO EISDIR EMFILE
- EMLINK ENAMETOOLONG ENFILE ENODEV ENOENT ENOEXEC ENOLCK
- ENOMEM ENOSPC ENOSYS ENOTDIR ENOTEMPTY ENOTTY ENXIO
- EPERM EPIPE ERANGE EROFS ESPIPE ESRCH EXDEV errno)];
+ ctype_h => [qw(isalnum isalpha iscntrl isdigit isgraph islower
+ isprint ispunct isspace isupper isxdigit tolower toupper)],
-$H{fcntl_h} = [qw(FD_CLOEXEC F_DUPFD F_GETFD F_GETFL F_GETLK F_RDLCK
+ dirent_h => [qw()],
+
+ errno_h => [qw(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EAFNOSUPPORT
+ EAGAIN EALREADY EBADF EBUSY ECHILD ECONNABORTED
+ ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDOM EDQUOT
+ EEXIST EFAULT EFBIG EHOSTDOWN EHOSTUNREACH EINPROGRESS
+ EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK
+ EMSGSIZE ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH
+ ENFILE ENOBUFS ENODEV ENOENT ENOEXEC ENOLCK ENOMEM
+ ENOPROTOOPT ENOSPC ENOSYS ENOTBLK ENOTCONN ENOTDIR
+ ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM
+ EPFNOSUPPORT EPIPE EPROCLIM EPROTONOSUPPORT EPROTOTYPE
+ ERANGE EREMOTE ERESTART EROFS ESHUTDOWN ESOCKTNOSUPPORT
+ ESPIPE ESRCH ESTALE ETIMEDOUT ETOOMANYREFS ETXTBSY
+ EUSERS EWOULDBLOCK EXDEV errno)],
+
+ fcntl_h => [qw(FD_CLOEXEC F_DUPFD F_GETFD F_GETFL F_GETLK F_RDLCK
F_SETFD F_SETFL F_SETLK F_SETLKW F_UNLCK F_WRLCK
O_ACCMODE O_APPEND O_CREAT O_EXCL O_NOCTTY O_NONBLOCK
O_RDONLY O_RDWR O_TRUNC O_WRONLY
SEEK_CUR SEEK_END SEEK_SET
S_IRGRP S_IROTH S_IRUSR S_IRWXG S_IRWXO S_IRWXU
S_ISBLK S_ISCHR S_ISDIR S_ISFIFO S_ISGID S_ISREG S_ISUID
- S_IWGRP S_IWOTH S_IWUSR)];
+ S_IWGRP S_IWOTH S_IWUSR)],
-$H{float_h} = [qw(DBL_DIG DBL_EPSILON DBL_MANT_DIG
+ float_h => [qw(DBL_DIG DBL_EPSILON DBL_MANT_DIG
DBL_MAX DBL_MAX_10_EXP DBL_MAX_EXP
DBL_MIN DBL_MIN_10_EXP DBL_MIN_EXP
FLT_DIG FLT_EPSILON FLT_MANT_DIG
FLT_RADIX FLT_ROUNDS
LDBL_DIG LDBL_EPSILON LDBL_MANT_DIG
LDBL_MAX LDBL_MAX_10_EXP LDBL_MAX_EXP
- LDBL_MIN LDBL_MIN_10_EXP LDBL_MIN_EXP)];
+ LDBL_MIN LDBL_MIN_10_EXP LDBL_MIN_EXP)],
-$H{grp_h} = [qw()];
+ grp_h => [qw()],
-$H{limits_h} = [qw( ARG_MAX CHAR_BIT CHAR_MAX CHAR_MIN CHILD_MAX
+ limits_h => [qw( ARG_MAX CHAR_BIT CHAR_MAX CHAR_MIN CHILD_MAX
INT_MAX INT_MIN LINK_MAX LONG_MAX LONG_MIN MAX_CANON
MAX_INPUT MB_LEN_MAX NAME_MAX NGROUPS_MAX OPEN_MAX
PATH_MAX PIPE_BUF SCHAR_MAX SCHAR_MIN SHRT_MAX SHRT_MIN
_POSIX_LINK_MAX _POSIX_MAX_CANON _POSIX_MAX_INPUT
_POSIX_NAME_MAX _POSIX_NGROUPS_MAX _POSIX_OPEN_MAX
_POSIX_PATH_MAX _POSIX_PIPE_BUF _POSIX_SSIZE_MAX
- _POSIX_STREADM_MAX _POSIX_TZNAME_MAX)];
+ _POSIX_STREADM_MAX _POSIX_TZNAME_MAX)],
-$H{locale_h} = [qw(LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY LC_NUMERIC
- LC_TIME NULL localeconv setlocale)];
+ locale_h => [qw(LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY LC_NUMERIC
+ LC_TIME NULL localeconv setlocale)],
-$H{math_h} = [qw(HUGE_VAL acos asin atan ceil cosh fabs floor fmod
- frexp ldexp log10 modf pow sinh tanh)];
+ math_h => [qw(HUGE_VAL acos asin atan ceil cosh fabs floor fmod
+ frexp ldexp log10 modf pow sinh tan tanh)],
-$H{pwd_h} = [qw()];
+ pwd_h => [qw()],
-$H{setjmp_h} = [qw(longjmp setjmp siglongjmp sigsetjmp)];
+ setjmp_h => [qw(longjmp setjmp siglongjmp sigsetjmp)],
-$H{signal_h} = [qw(SA_NOCLDSTOP SIGABRT SIGALRM SIGCHLD SIGCONT SIGFPE
- SIGHUP SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV
- SIGSTOP SIGTERM SIGTSTP SIGTTIN SIGTTOU SIGUSR1 SIGUSR2
- SIG_BLOCK SIG_DFL SIG_ERR SIG_IGN SIG_SETMASK SIG_UNBLOCK
- raise sigaction signal sigpending sigprocmask
- sigsuspend)];
+ signal_h => [qw(SA_NOCLDSTOP SA_NOCLDWAIT SA_NODEFER SA_ONSTACK
+ SA_RESETHAND SA_RESTART SA_SIGINFO SIGABRT SIGALRM
+ SIGCHLD SIGCONT SIGFPE SIGHUP SIGILL SIGINT SIGKILL
+ SIGPIPE SIGQUIT SIGSEGV SIGSTOP SIGTERM SIGTSTP SIGTTIN
+ SIGTTOU SIGUSR1 SIGUSR2 SIG_BLOCK SIG_DFL SIG_ERR
+ SIG_IGN SIG_SETMASK SIG_UNBLOCK raise sigaction signal
+ sigpending sigprocmask sigsuspend)],
-$H{stdarg_h} = [qw()];
+ stdarg_h => [qw()],
-$H{stddef_h} = [qw(NULL offsetof)];
+ stddef_h => [qw(NULL offsetof)],
-$H{stdio_h} = [qw(BUFSIZ EOF FILENAME_MAX L_ctermid L_cuserid
- L_tmpname NULL SEEK_CUR SEEK_END SEEK_SET STREAM_MAX
- TMP_MAX stderr stdin stdout _IOFBF _IOLBF _IONBF
+ stdio_h => [qw(BUFSIZ EOF FILENAME_MAX L_ctermid L_cuserid
+ L_tmpname NULL SEEK_CUR SEEK_END SEEK_SET
+ STREAM_MAX TMP_MAX stderr stdin stdout
clearerr fclose fdopen feof ferror fflush fgetc fgetpos
fgets fopen fprintf fputc fputs fread freopen
fscanf fseek fsetpos ftell fwrite getchar gets
perror putc putchar puts remove rewind
scanf setbuf setvbuf sscanf tmpfile tmpnam
- ungetc vfprintf vprintf vsprintf)];
+ ungetc vfprintf vprintf vsprintf)],
-$H{stdlib_h} = [qw(EXIT_FAILURE EXIT_SUCCESS MB_CUR_MAX NULL RAND_MAX
+ stdlib_h => [qw(EXIT_FAILURE EXIT_SUCCESS MB_CUR_MAX NULL RAND_MAX
abort atexit atof atoi atol bsearch calloc div
free getenv labs ldiv malloc mblen mbstowcs mbtowc
- qsort realloc strtod strtol stroul wcstombs wctomb)];
+ qsort realloc strtod strtol strtoul wcstombs wctomb)],
-$H{string_h} = [qw(NULL memchr memcmp memcpy memmove memset strcat
+ string_h => [qw(NULL memchr memcmp memcpy memmove memset strcat
strchr strcmp strcoll strcpy strcspn strerror strlen
strncat strncmp strncpy strpbrk strrchr strspn strstr
- strtok strxfrm)];
+ strtok strxfrm)],
-$H{sys_stat_h} = [qw(S_IRGRP S_IROTH S_IRUSR S_IRWXG S_IRWXO S_IRWXU
+ sys_stat_h => [qw(S_IRGRP S_IROTH S_IRUSR S_IRWXG S_IRWXO S_IRWXU
S_ISBLK S_ISCHR S_ISDIR S_ISFIFO S_ISGID S_ISREG
S_ISUID S_IWGRP S_IWOTH S_IWUSR S_IXGRP S_IXOTH S_IXUSR
- fstat mkfifo)];
+ fstat mkfifo)],
-$H{sys_times_h} = [qw()];
+ sys_times_h => [qw()],
-$H{sys_types_h} = [qw()];
+ sys_types_h => [qw()],
-$H{sys_utsname_h} = [qw(uname)];
+ sys_utsname_h => [qw(uname)],
-$H{sys_wait_h} = [qw(WEXITSTATUS WIFEXITED WIFSIGNALED WIFSTOPPED
- WNOHANG WSTOPSIG WTERMSIG WUNTRACED)];
+ sys_wait_h => [qw(WEXITSTATUS WIFEXITED WIFSIGNALED WIFSTOPPED
+ WNOHANG WSTOPSIG WTERMSIG WUNTRACED)],
-$H{termios_h} = [qw( B0 B110 B1200 B134 B150 B1800 B19200 B200 B2400
+ termios_h => [qw( B0 B110 B1200 B134 B150 B1800 B19200 B200 B2400
B300 B38400 B4800 B50 B600 B75 B9600 BRKINT CLOCAL
CREAD CS5 CS6 CS7 CS8 CSIZE CSTOPB ECHO ECHOE ECHOK
ECHONL HUPCL ICANON ICRNL IEXTEN IGNBRK IGNCR IGNPAR
TOSTOP VEOF VEOL VERASE VINTR VKILL VMIN VQUIT VSTART
VSTOP VSUSP VTIME
cfgetispeed cfgetospeed cfsetispeed cfsetospeed tcdrain
- tcflow tcflush tcgetattr tcsendbreak tcsetattr )];
+ tcflow tcflush tcgetattr tcsendbreak tcsetattr )],
-$H{time_h} = [qw(CLK_TCK CLOCKS_PER_SEC NULL asctime clock ctime
- difftime mktime strftime tzset tzname)];
+ time_h => [qw(CLK_TCK CLOCKS_PER_SEC NULL asctime clock ctime
+ difftime mktime strftime tzset tzname)],
-$H{unistd_h} = [qw(F_OK NULL R_OK SEEK_CUR SEEK_END SEEK_SET
+ unistd_h => [qw(F_OK NULL R_OK SEEK_CUR SEEK_END SEEK_SET
STRERR_FILENO STDIN_FILENO STDOUT_FILENO W_OK X_OK
_PC_CHOWN_RESTRICTED _PC_LINK_MAX _PC_MAX_CANON
_PC_MAX_INPUT _PC_NAME_MAX _PC_NO_TRUNC _PC_PATH_MAX
dup2 dup execl execle execlp execv execve execvp
fpathconf getcwd getegid geteuid getgid getgroups
getpid getuid isatty lseek pathconf pause setgid setpgid
- setsid setuid sysconf tcgetpgrp tcsetpgrp ttyname)];
-
-$H{utime_h} = [qw()];
-
-sub expand {
- local (@mylist);
- foreach $entry (@_) {
- if ($H{$entry}) {
- push(@mylist, @{$H{$entry}});
- }
- else {
- push(@mylist, $entry);
- }
- }
- @mylist;
-}
+ setsid setuid sysconf tcgetpgrp tcsetpgrp ttyname)],
-@EXPORT = expand qw(assert_h ctype_h dirent_h errno_h fcntl_h float_h
- grp_h limits_h locale_h math_h pwd_h setjmp_h signal_h
- stdarg_h stddef_h stdio_h stdlib_h string_h sys_stat_h
- sys_times_h sys_types_h sys_utsname_h sys_wait_h
- termios_h time_h unistd_h utime_h);
+ utime_h => [qw()],
+
+);
+
+Exporter::export_tags();
@EXPORT_OK = qw(
closedir opendir readdir rewinddir
fcntl open
getgrgid getgrnam
- atan2 cos exp log sin sqrt tan
+ atan2 cos exp log sin sqrt
getpwnam getpwuid
kill
fileno getc printf rename sprintf
utime
);
+# Grandfather old foo_h form to new :foo_h form
sub import {
my $this = shift;
- my @list = expand @_;
+ my @list = map { m/^\w+_h$/ ? ":$_" : $_ } @_;
local $Exporter::ExportLevel = 1;
Exporter::import($this,@list);
}
+
+bootstrap POSIX $VERSION;
+
+my $EINVAL = constant("EINVAL", 0);
+my $EAGAIN = constant("EAGAIN", 0);
+
sub AUTOLOAD {
if ($AUTOLOAD =~ /::(_?[a-z])/) {
$AutoLoader::AUTOLOAD = $AUTOLOAD;
goto &AutoLoader::AUTOLOAD
}
- local $constname = $AUTOLOAD;
+ local $! = 0;
+ my $constname = $AUTOLOAD;
$constname =~ s/.*:://;
- $val = constant($constname, $_[0]);
- if ($! != 0) {
- if ($! =~ /Invalid/) {
- croak "$constname is not a valid POSIX macro";
- }
- else {
- croak "Your vendor has not defined POSIX macro $constname, used";
- }
+ my $val = constant($constname, @_ ? $_[0] : 0);
+ if ($! == 0) {
+ *$AUTOLOAD = sub { $val };
+ }
+ elsif ($! == $EAGAIN) { # Not really a constant, so always call.
+ *$AUTOLOAD = sub { constant($constname, $_[0]) };
+ }
+ elsif ($! == $EINVAL) {
+ croak "$constname is not a valid POSIX macro";
}
- eval "sub $AUTOLOAD { $val }";
+ else {
+ croak "Your vendor has not defined POSIX macro $constname, used";
+ }
+
goto &$AUTOLOAD;
}
-
-@liblist = ();
-@liblist = split ' ', $Config::Config{"POSIX_loadlibs"}
- if defined $Config::Config{"POSIX_loadlibs"};
-bootstrap POSIX @liblist;
-
sub usage {
- local ($mess) = @_;
+ my ($mess) = @_;
croak "Usage: POSIX::$mess";
}
sub redef {
- local ($mess) = @_;
+ my ($mess) = @_;
croak "Use method $mess instead";
}
sub unimpl {
- local ($mess) = @_;
+ my ($mess) = @_;
$mess =~ s/xxx//;
croak "Unimplemented: POSIX::$mess";
}
-$gensym = "SYM000";
-
-sub gensym {
- *{"POSIX::" . $gensym++};
-}
-
-sub ungensym {
- local($x) = shift;
- $x =~ s/.*:://;
- delete $::_POSIX{$x};
-}
-
############################
package POSIX::SigAction;
sub new {
- bless {HANDLER => $_[1], MASK => $_[2], FLAGS => $_[3]};
+ bless {HANDLER => $_[1], MASK => $_[2], FLAGS => $_[3] || 0}, $_[0];
}
############################
-package FileHandle;
-
-sub new {
- POSIX::usage "FileHandle->new(filename, posixmode)" if @_ != 3;
- local($class,$filename,$mode) = @_;
- local($glob) = &POSIX::gensym;
- $mode =~ s/a.*/>>/ ||
- $mode =~ s/w.*/>/ ||
- ($mode = '<');
- open($glob, "$mode $filename");
- bless \$glob;
-}
-
-sub new_from_fd {
- POSIX::usage "FileHandle->new_from_fd(fd,mode)" if @_ != 3;
- local($class,$fd,$mode) = @_;
- local($glob) = &POSIX::gensym;
- $mode =~ s/a.*/>>/ ||
- $mode =~ s/w.*/>/ ||
- ($mode = '<');
- open($glob, "$mode&=$fd");
- bless \$glob;
-}
-
-sub clearerr {
- POSIX::usage "clearerr(filehandle)" if @_ != 1;
- seek($_[0], 0, 1);
-}
-
-sub close {
- POSIX::usage "close(filehandle)" if @_ != 1;
- close($_[0]);
- ungensym($_[0]);
-}
-
-sub eof {
- POSIX::usage "eof(filehandle)" if @_ != 1;
- eof($_[0]);
-}
-
-sub getc {
- POSIX::usage "getc(filehandle)" if @_ != 1;
- getc($_[0]);
-}
-
-sub gets {
- POSIX::usage "gets(filehandle)" if @_ != 1;
- local($handle) = @_;
- scalar <$handle>;
-}
-
-sub fileno {
- POSIX::usage "fileno(filehandle)" if @_ != 1;
- fileno($_[0]);
-}
-
-sub seek {
- POSIX::usage "seek(filehandle,pos,whence)" if @_ != 3;
- seek($_[0], $_[1], $_[2]);
-}
-
-sub tell {
- POSIX::usage "tell(filehandle)" if @_ != 1;
- tell($_[0]);
-}
-############################
package POSIX; # return to package POSIX so AutoSplit is happy
1;
__END__
sub closedir {
usage "closedir(dirhandle)" if @_ != 1;
closedir($_[0]);
- ungensym($_[0]);
}
sub opendir {
usage "opendir(directory)" if @_ != 1;
- local($dirhandle) = &gensym;
+ my $dirhandle = gensym;
opendir($dirhandle, $_[0])
? $dirhandle
- : (ungensym($dirhandle), undef);
+ : undef;
}
sub readdir {
sqrt($_[0]);
}
-sub tan {
- usage "tan(x)" if @_ != 1;
- tan($_[0]);
-}
-
sub getpwnam {
usage "getpwnam(name)" if @_ != 1;
getpwnam($_[0]);
sub raise {
usage "raise(sig)" if @_ != 1;
- kill $$, $_[0]; # Is this good enough?
+ kill $_[0], $$; # Is this good enough?
}
sub offsetof {
}
sub clearerr {
- redef "$filehandle->clearerr(filehandle)";
+ redef "IO::Handle::clearerr()";
}
sub fclose {
- redef "$filehandle->fclose(filehandle)";
+ redef "IO::Handle::close()";
}
sub fdopen {
- redef "FileHandle->new_from_fd(fd,mode)";
+ redef "IO::Handle::new_from_fd()";
}
sub feof {
- redef "$filehandle->eof()";
+ redef "IO::Handle::eof()";
}
sub fgetc {
- redef "$filehandle->getc()";
+ redef "IO::Handle::getc()";
}
sub fgets {
- redef "$filehandle->gets()";
+ redef "IO::Handle::gets()";
}
sub fileno {
- redef "$filehandle->fileno()";
+ redef "IO::Handle::fileno()";
}
sub fopen {
- redef "FileHandle->open()";
+ redef "IO::File::open()";
}
sub fprintf {
}
sub fseek {
- redef "$filehandle->seek(pos,whence)";
+ redef "IO::Seekable::seek()";
}
sub ferror {
- redef "$filehandle->error()";
+ redef "IO::Handle::error()";
}
sub fflush {
- redef "$filehandle->flush()";
+ redef "IO::Handle::flush()";
}
sub fgetpos {
- redef "$filehandle->getpos()";
+ redef "IO::Seekable::getpos()";
}
sub fsetpos {
- redef "$filehandle->setpos(pos)";
+ redef "IO::Seekable::setpos()";
}
sub ftell {
- redef "$filehandle->tell()";
+ redef "IO::Seekable::tell()";
}
sub fwrite {
}
sub tmpfile {
- redef "FileHandle->new_tmpfile()";
+ redef "IO::File::new_tmpfile()";
}
sub ungetc {
- redef "$filehandle->ungetc(char)";
+ redef "IO::Handle::ungetc()";
}
sub vfprintf {
}
sub bsearch {
- unimpl "bsearch(xxx)" if @_ != 123;
- bsearch($_[0]);
+ unimpl "bsearch() not supplied";
}
sub calloc {
sub free {
unimpl "free() is C-specific, stopped";
- free($_[0]);
}
sub getenv {
unimpl "srand()";
}
-sub strtod {
- unimpl "strtod() is C-specific, stopped";
-}
-
-sub strtol {
- unimpl "strtol() is C-specific, stopped";
-}
-
-sub stroul {
- unimpl "stroul() is C-specific, stopped";
-}
-
sub system {
usage "system(command)" if @_ != 1;
system($_[0]);
sub memcpy {
unimpl "memcpy() is C-specific, use = instead";
- memcpy($_[0]);
+}
sub memmove {
unimpl "memmove() is C-specific, use = instead";
}
sub chmod {
- usage "chmod(filename, mode)" if @_ != 2;
+ usage "chmod(mode, filename)" if @_ != 2;
chmod($_[0], $_[1]);
}
sub fstat {
usage "fstat(fd)" if @_ != 1;
- local(*TMP);
+ local *TMP;
open(TMP, "<&$_[0]"); # Gross.
- local(@l) = stat(TMP);
+ my @l = stat(TMP);
close(TMP);
@l;
}
umask($_[0]);
}
-sub times {
- usage "times()" if @_ != 0;
- times();
-}
-
sub wait {
- usage "wait(statusvariable)" if @_ != 1;
- local $result = wait();
- $_[0] = $?;
- $result;
+ usage "wait()" if @_ != 0;
+ wait();
}
sub waitpid {
- usage "waitpid(pid, statusvariable, options)" if @_ != 3;
- local $result = waitpid($_[0], $_[2]);
- $_[1] = $?;
- $result;
+ usage "waitpid(pid, options)" if @_ != 2;
+ waitpid($_[0], $_[1]);
}
sub gmtime {
}
sub time {
- unimpl "time()" if @_ != 0;
+ usage "time()" if @_ != 0;
time;
}
sub execl {
unimpl "execl() is C-specific, stopped";
- execl($_[0]);
}
sub execle {
unimpl "execle() is C-specific, stopped";
- execle($_[0]);
}
sub execlp {
unimpl "execlp() is C-specific, stopped";
- execlp($_[0]);
}
sub execv {
unimpl "execv() is C-specific, stopped";
- execv($_[0]);
}
sub execve {
unimpl "execve() is C-specific, stopped";
- execve($_[0]);
}
sub execvp {
unimpl "execvp() is C-specific, stopped";
- execvp($_[0]);
}
sub fork {
sub getgroups {
usage "getgroups()" if @_ != 0;
- local(%seen) = ();
+ my %seen;
grep(!$seen{$_}++, split(' ', $) ));
}