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path: root/noncore/apps/opie-console/MyPty.cpp
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-rw-r--r--noncore/apps/opie-console/MyPty.cpp14
1 files changed, 9 insertions, 5 deletions
diff --git a/noncore/apps/opie-console/MyPty.cpp b/noncore/apps/opie-console/MyPty.cpp
index a37f980..6d57703 100644
--- a/noncore/apps/opie-console/MyPty.cpp
+++ b/noncore/apps/opie-console/MyPty.cpp
@@ -42,83 +42,87 @@
42 42
43 [NOTE: much of the technical stuff below will be replaced by forkpty.] 43 [NOTE: much of the technical stuff below will be replaced by forkpty.]
44 44
45 publish the SIGCHLD signal if not related to an instance. 45 publish the SIGCHLD signal if not related to an instance.
46 46
47 clearify TEPty::done vs. TEPty::~TEPty semantics. 47 clearify TEPty::done vs. TEPty::~TEPty semantics.
48 check if pty is restartable via run after done. 48 check if pty is restartable via run after done.
49 49
50 \par Pseudo terminals 50 \par Pseudo terminals
51 51
52 Pseudo terminals are a unique feature of UNIX, and always come in form of 52 Pseudo terminals are a unique feature of UNIX, and always come in form of
53 pairs of devices (/dev/ptyXX and /dev/ttyXX), which are connected to each 53 pairs of devices (/dev/ptyXX and /dev/ttyXX), which are connected to each
54 other by the operating system. One may think of them as two serial devices 54 other by the operating system. One may think of them as two serial devices
55 linked by a null-modem cable. Being based on devices the number of 55 linked by a null-modem cable. Being based on devices the number of
56 simultanous instances of this class is (globally) limited by the number of 56 simultanous instances of this class is (globally) limited by the number of
57 those device pairs, which is 256. 57 those device pairs, which is 256.
58 58
59 Another technic are UNIX 98 PTY's. These are supported also, and prefered 59 Another technic are UNIX 98 PTY's. These are supported also, and prefered
60 over the (obsolete) predecessor. 60 over the (obsolete) predecessor.
61 61
62 There's a sinister ioctl(2), signal(2) and job control stuff 62 There's a sinister ioctl(2), signal(2) and job control stuff
63 nessesary to make everything work as it should. 63 nessesary to make everything work as it should.
64*/ 64*/
65 65
66#include "procctl.h"
67#include "MyPty.h"
66 68
69/* OPIE */
70#include <opie2/odebug.h>
71using namespace Opie::Core;
72
73/* QT */
67#include <qsocketnotifier.h> 74#include <qsocketnotifier.h>
68#include <qfile.h> 75#include <qfile.h>
69 76
77/* STD */
70#include <stdlib.h> 78#include <stdlib.h>
71#include <stdio.h> 79#include <stdio.h>
72#include <signal.h> 80#include <signal.h>
73#include <fcntl.h> 81#include <fcntl.h>
74#include <unistd.h> 82#include <unistd.h>
75#include <termios.h> 83#include <termios.h>
76#include <sys/types.h> 84#include <sys/types.h>
77#include <sys/ioctl.h> 85#include <sys/ioctl.h>
78#include <sys/wait.h> 86#include <sys/wait.h>
79 87
80#ifdef HAVE_OPENPTY 88#ifdef HAVE_OPENPTY
81#include <pty.h> 89#include <pty.h>
82#endif 90#endif
83 91
84#include "procctl.h"
85#include "MyPty.h"
86
87
88#undef VERBOSE_DEBUG 92#undef VERBOSE_DEBUG
89 93
90 94
91/* -------------------------------------------------------------------------- */ 95/* -------------------------------------------------------------------------- */
92 96
93/*! 97/*!
94 Informs the client program about the 98 Informs the client program about the
95 actual size of the window. 99 actual size of the window.
96*/ 100*/
97 101
98void MyPty::setSize(int lines, int columns) 102void MyPty::setSize(int lines, int columns)
99{ 103{
100 qWarning("setting size"); 104 owarn << "setting size" << oendl;
101 struct winsize wsize; 105 struct winsize wsize;
102 wsize.ws_row = (unsigned short)lines; 106 wsize.ws_row = (unsigned short)lines;
103 wsize.ws_col = (unsigned short)columns; 107 wsize.ws_col = (unsigned short)columns;
104 if(m_fd < 0) return; 108 if(m_fd < 0) return;
105 ioctl(m_fd,TIOCSWINSZ,(char *)&wsize); 109 ioctl(m_fd,TIOCSWINSZ,(char *)&wsize);
106} 110}
107 111
108 112
109void MyPty::donePty() 113void MyPty::donePty()
110{ 114{
111 // This is code from the Qt DumbTerminal example 115 // This is code from the Qt DumbTerminal example
112 116
113 ::close(m_fd); 117 ::close(m_fd);
114 118
115 if (m_cpid) { 119 if (m_cpid) {
116 kill(m_cpid, SIGHUP); 120 kill(m_cpid, SIGHUP);
117 //waitpid(m_cpid, &status, 0); 121 //waitpid(m_cpid, &status, 0);
118 delete m_sn_e; 122 delete m_sn_e;
119 delete m_sn_r; 123 delete m_sn_r;
120 m_sn_e = 0l; 124 m_sn_e = 0l;
121 m_sn_r = 0l; 125 m_sn_r = 0l;
122 } 126 }
123 127
124 m_cpid = 0; 128 m_cpid = 0;