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authorharlekin <harlekin>2002-10-25 18:57:47 (UTC)
committer harlekin <harlekin>2002-10-25 18:57:47 (UTC)
commit1d3135677f1f49b9cc87ebf01f1c4eaab3c450f4 (patch) (unidiff)
tree63599d704e4f522393a613692369ff9c4a554eef
parent4151cc12a6c37cbec4bb6883204703eec2fb8648 (diff)
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is there is a real bash installed, take that instead of sh
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--noncore/apps/opie-console/MyPty.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/noncore/apps/opie-console/MyPty.cpp b/noncore/apps/opie-console/MyPty.cpp
index 984e347..2570826 100644
--- a/noncore/apps/opie-console/MyPty.cpp
+++ b/noncore/apps/opie-console/MyPty.cpp
@@ -38,64 +38,65 @@
38 As a side effect of using this class, a signal(2) handler is 38 As a side effect of using this class, a signal(2) handler is
39 installed on SIGCHLD. 39 installed on SIGCHLD.
40 40
41 \par FIXME 41 \par FIXME
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 66
67#include <qapplication.h> 67#include <qapplication.h>
68#include <qsocketnotifier.h> 68#include <qsocketnotifier.h>
69#include <qstring.h> 69#include <qstring.h>
70#include <qfile.h>
70 71
71#include <stdlib.h> 72#include <stdlib.h>
72#include <stdio.h> 73#include <stdio.h>
73#include <signal.h> 74#include <signal.h>
74#include <fcntl.h> 75#include <fcntl.h>
75#include <unistd.h> 76#include <unistd.h>
76#include <termios.h> 77#include <termios.h>
77#include <sys/types.h> 78#include <sys/types.h>
78#include <sys/ioctl.h> 79#include <sys/ioctl.h>
79#include <sys/wait.h> 80#include <sys/wait.h>
80 81
81#ifdef HAVE_OPENPTY 82#ifdef HAVE_OPENPTY
82#include <pty.h> 83#include <pty.h>
83#endif 84#endif
84 85
85#include "procctl.h" 86#include "procctl.h"
86#include "MyPty.h" 87#include "MyPty.h"
87 88
88 89
89#undef VERBOSE_DEBUG 90#undef VERBOSE_DEBUG
90 91
91 92
92/* -------------------------------------------------------------------------- */ 93/* -------------------------------------------------------------------------- */
93 94
94/*! 95/*!
95 Informs the client program about the 96 Informs the client program about the
96 actual size of the window. 97 actual size of the window.
97*/ 98*/
98 99
99void MyPty::setSize(int lines, int columns) 100void MyPty::setSize(int lines, int columns)
100{ 101{
101 qWarning("setting size"); 102 qWarning("setting size");
@@ -113,64 +114,69 @@ void MyPty::donePty()
113 114
114 ::close(m_fd); 115 ::close(m_fd);
115 116
116 if (m_cpid) { 117 if (m_cpid) {
117 kill(m_cpid, SIGHUP); 118 kill(m_cpid, SIGHUP);
118 //waitpid(m_cpid, &status, 0); 119 //waitpid(m_cpid, &status, 0);
119 delete m_sn_e; 120 delete m_sn_e;
120 delete m_sn_r; 121 delete m_sn_r;
121 m_sn_e = 0l; 122 m_sn_e = 0l;
122 m_sn_r = 0l; 123 m_sn_r = 0l;
123 } 124 }
124 125
125 m_cpid = 0; 126 m_cpid = 0;
126 m_fd = -1; 127 m_fd = -1;
127// emit done(status); 128// emit done(status);
128} 129}
129 130
130 131
131const char* MyPty::deviceName() 132const char* MyPty::deviceName()
132{ 133{
133 return m_ttynam; 134 return m_ttynam;
134} 135}
135 136
136 137
137void MyPty::error() 138void MyPty::error()
138{ 139{
139 // This is code from the Qt DumbTerminal example 140 // This is code from the Qt DumbTerminal example
140 donePty(); 141 donePty();
141} 142}
142 143
143void MyPty::start() { 144void MyPty::start() {
144 char* cmd = "/bin/sh"; 145 char* cmd = "/bin/sh";
146
147 if ( QFile::exists( "/bin/bash" ) ) {
148 char* cmd = "/bin/bash";
149 }
150
145 QStrList lis; 151 QStrList lis;
146 int r =run(cmd, lis, 0, 0); 152 int r =run(cmd, lis, 0, 0);
147 r = r; 153 r = r;
148} 154}
149/*! 155/*!
150 start the client program. 156 start the client program.
151*/ 157*/
152int MyPty::run(const char* cmd, QStrList &, const char*, int) 158int MyPty::run(const char* cmd, QStrList &, const char*, int)
153{ 159{
154 // This is code from the Qt DumbTerminal example 160 // This is code from the Qt DumbTerminal example
155 m_cpid = fork(); 161 m_cpid = fork();
156 162
157 if ( !m_cpid ) { 163 if ( !m_cpid ) {
158 // child - exec shell on tty 164 // child - exec shell on tty
159 for (int sig = 1; sig < NSIG; sig++) signal(sig,SIG_DFL); 165 for (int sig = 1; sig < NSIG; sig++) signal(sig,SIG_DFL);
160 int ttyfd = ::open(m_ttynam, O_RDWR); 166 int ttyfd = ::open(m_ttynam, O_RDWR);
161 dup2(ttyfd, STDIN_FILENO); 167 dup2(ttyfd, STDIN_FILENO);
162 dup2(ttyfd, STDOUT_FILENO); 168 dup2(ttyfd, STDOUT_FILENO);
163 dup2(ttyfd, STDERR_FILENO); 169 dup2(ttyfd, STDERR_FILENO);
164 // should be done with tty, so close it 170 // should be done with tty, so close it
165 ::close(ttyfd); 171 ::close(ttyfd);
166 static struct termios ttmode; 172 static struct termios ttmode;
167 if ( setsid() < 0 ) 173 if ( setsid() < 0 )
168 perror( "failed to set process group" ); 174 perror( "failed to set process group" );
169#if defined (TIOCSCTTY) 175#if defined (TIOCSCTTY)
170 // grabbed from APUE by Stevens 176 // grabbed from APUE by Stevens
171 ioctl(STDIN_FILENO, TIOCSCTTY, 0); 177 ioctl(STDIN_FILENO, TIOCSCTTY, 0);
172#endif 178#endif
173 tcgetattr( STDIN_FILENO, &ttmode ); 179 tcgetattr( STDIN_FILENO, &ttmode );
174 ttmode.c_cc[VINTR] = 3; 180 ttmode.c_cc[VINTR] = 3;
175 ttmode.c_cc[VERASE] = 8; 181 ttmode.c_cc[VERASE] = 8;
176 tcsetattr( STDIN_FILENO, TCSANOW, &ttmode ); 182 tcsetattr( STDIN_FILENO, TCSANOW, &ttmode );