| … | |
… | |
| 60 | s/&/&/g; |
60 | s/&/&/g; |
| 61 | s/>/>/g; |
61 | s/>/>/g; |
| 62 | s/</</g; |
62 | s/</</g; |
| 63 | |
63 | |
| 64 | $_ |
64 | $_ |
|
|
65 | } |
|
|
66 | |
|
|
67 | sub socketpipe() { |
|
|
68 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
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69 | or die "cannot establish bidiretcional pipe: $!\n"; |
|
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70 | |
|
|
71 | ($fh1, $fh2) |
|
|
72 | } |
|
|
73 | |
|
|
74 | sub background(&) { |
|
|
75 | my ($cb) = @_; |
|
|
76 | |
|
|
77 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
|
|
78 | |
|
|
79 | my $pid = fork; |
|
|
80 | |
|
|
81 | if (defined $pid && !$pid) { |
|
|
82 | local $SIG{__DIE__}; |
|
|
83 | |
|
|
84 | open STDOUT, ">&", $fh_w; |
|
|
85 | open STDERR, ">&", $fh_w; |
|
|
86 | close $fh_r; |
|
|
87 | close $fh_w; |
|
|
88 | |
|
|
89 | $| = 1; |
|
|
90 | |
|
|
91 | eval { $cb->() }; |
|
|
92 | |
|
|
93 | if ($@) { |
|
|
94 | my $msg = $@; |
|
|
95 | $msg =~ s/\n+/\n/; |
|
|
96 | warn "FATAL: $msg"; |
|
|
97 | CFPlus::_exit 1; |
|
|
98 | } |
|
|
99 | |
|
|
100 | # win32 is fucked up, of course. exit will clean stuff up, |
|
|
101 | # which destroys our database etc. _exit will exit ALL |
|
|
102 | # forked processes, because of the dreaded fork emulation. |
|
|
103 | CFPlus::_exit 0; |
|
|
104 | } |
|
|
105 | |
|
|
106 | close $fh_w; |
|
|
107 | |
|
|
108 | my $buffer; |
|
|
109 | |
|
|
110 | Event->io (fd => $fh_r, poll => 'r', cb => sub { |
|
|
111 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
|
|
112 | $_[0]->w->cancel; |
|
|
113 | $buffer .= "done\n"; |
|
|
114 | } |
|
|
115 | |
|
|
116 | while ($buffer =~ s/^(.*)\n//) { |
|
|
117 | my $line = $1; |
|
|
118 | $line =~ s/\s+$//; |
|
|
119 | utf8::decode $line; |
|
|
120 | ::message ({ |
|
|
121 | markup => "editor($pid): " . CFPlus::asxml $line, |
|
|
122 | }); |
|
|
123 | } |
|
|
124 | }); |
| 65 | } |
125 | } |
| 66 | |
126 | |
| 67 | package CFPlus::Database; |
127 | package CFPlus::Database; |
| 68 | |
128 | |
| 69 | our @ISA = BerkeleyDB::Btree::; |
129 | our @ISA = BerkeleyDB::Btree::; |
