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authorMike Buland <eichlan@xagasoft.com>2012-11-05 22:41:51 +0000
committerMike Buland <eichlan@xagasoft.com>2012-11-05 22:41:51 +0000
commitec05778d5718a7912e506764d443a78d6a6179e3 (patch)
tree78a9a01532180030c095acefc45763f07c14edb8 /src/stable/process.h
parentb20414ac1fe80a71a90601f4cd1767fa7014a9ba (diff)
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Diffstat (limited to '')
-rw-r--r--src/stable/process.h284
1 files changed, 142 insertions, 142 deletions
diff --git a/src/stable/process.h b/src/stable/process.h
index 904606a..72b686a 100644
--- a/src/stable/process.h
+++ b/src/stable/process.h
@@ -16,151 +16,151 @@
16 16
17namespace Bu 17namespace Bu
18{ 18{
19 /** 19 /**
20 * Runs a program and attaches streams to it's stdin, stdout, and stderr. 20 * Runs a program and attaches streams to it's stdin, stdout, and stderr.
21 * Reading from a Bu::Process will read from the program's standard output, 21 * Reading from a Bu::Process will read from the program's standard output,
22 * writing to a Bu::Process will write to the program's standard input. 22 * writing to a Bu::Process will write to the program's standard input.
23 */ 23 */
24 class Process : public Bu::Stream 24 class Process : public Bu::Stream
25 { 25 {
26 public: 26 public:
27 enum Flags 27 enum Flags
28 { 28 {
29 None = 0x00, 29 None = 0x00,
30 StdOut = 0x01, 30 StdOut = 0x01,
31 StdErr = 0x02, 31 StdErr = 0x02,
32 Both = 0x03 32 Both = 0x03
33 }; 33 };
34 34
35 public: 35 public:
36 class Options 36 class Options
37 { 37 {
38 public: 38 public:
39 enum OptFlags 39 enum OptFlags
40 { 40 {
41 None = 0x00, 41 None = 0x00,
42 SetUid = 0x01, 42 SetUid = 0x01,
43 SetGid = 0x02, 43 SetGid = 0x02,
44 }; 44 };
45 45
46 Options() : eFlags( None ) {} 46 Options() : eFlags( None ) {}
47 47
48 int eFlags; 48 int eFlags;
49 int iUid; 49 int iUid;
50 int iGid; 50 int iGid;
51 }; 51 };
52 52
53 Process( Flags eFlags, const char *sName, char *const argv[] ); 53 Process( Flags eFlags, const char *sName, char *const argv[] );
54 Process( Flags eFlags, const char *sName, const char *argv, ...); 54 Process( Flags eFlags, const char *sName, const char *argv, ...);
55 Process( Flags eFlags, const Options &opt, const char *sName, char *const argv[] ); 55 Process( Flags eFlags, const Options &opt, const char *sName, char *const argv[] );
56 Process( Flags eFlags, const Options &opt, const char *sName, const char *argv, ...); 56 Process( Flags eFlags, const Options &opt, const char *sName, const char *argv, ...);
57 virtual ~Process(); 57 virtual ~Process();
58 58
59 /** 59 /**
60 * Waits until the process exits. This blocks the caller until the 60 * Waits until the process exits. This blocks the caller until the
61 * child process terminates. 61 * child process terminates.
62 */ 62 */
63 void wait(); 63 void wait();
64 64
65 virtual void close(); 65 virtual void close();
66 virtual void closeStdIn(); 66 virtual void closeStdIn();
67 virtual void closeStdOut(); 67 virtual void closeStdOut();
68 virtual Bu::size read( void *pBuf, Bu::size nBytes ); 68 virtual Bu::size read( void *pBuf, Bu::size nBytes );
69 virtual Bu::size readErr( void *pBuf, Bu::size nBytes ); 69 virtual Bu::size readErr( void *pBuf, Bu::size nBytes );
70 virtual Bu::size write( const void *pBuf, Bu::size nBytes ); 70 virtual Bu::size write( const void *pBuf, Bu::size nBytes );
71 using Stream::write; 71 using Stream::write;
72 72
73 virtual Bu::size tell(); 73 virtual Bu::size tell();
74 virtual void seek( Bu::size offset ); 74 virtual void seek( Bu::size offset );
75 virtual void setPos( Bu::size pos ); 75 virtual void setPos( Bu::size pos );
76 virtual void setPosEnd( Bu::size pos ); 76 virtual void setPosEnd( Bu::size pos );
77 virtual bool isEos(); 77 virtual bool isEos();
78 virtual bool isOpen(); 78 virtual bool isOpen();
79 79
80 virtual void flush(); 80 virtual void flush();
81 81
82 virtual bool canRead(); 82 virtual bool canRead();
83 virtual bool canWrite(); 83 virtual bool canWrite();
84 84
85 virtual bool isReadable(); 85 virtual bool isReadable();
86 virtual bool isWritable(); 86 virtual bool isWritable();
87 virtual bool isSeekable(); 87 virtual bool isSeekable();
88 88
89 virtual bool isBlocking(); 89 virtual bool isBlocking();
90 virtual void setBlocking( bool bBlocking=true ); 90 virtual void setBlocking( bool bBlocking=true );
91 91
92 virtual void setSize( Bu::size iSize ); 92 virtual void setSize( Bu::size iSize );
93 93
94 virtual size getBlockSize() const; 94 virtual size getBlockSize() const;
95 virtual size getSize() const; 95 virtual size getSize() const;
96 virtual Bu::String getLocation() const; 96 virtual Bu::String getLocation() const;
97 97
98 void select( bool &bStdOut, bool &bStdErr ); 98 void select( bool &bStdOut, bool &bStdErr );
99 99
100 bool isRunning(); 100 bool isRunning();
101 void ignoreStdErr(); 101 void ignoreStdErr();
102 102
103 /** 103 /**
104 * Returns the pid of the child process, or zero if there is no 104 * Returns the pid of the child process, or zero if there is no
105 * currently running child. Note that a read operation must be 105 * currently running child. Note that a read operation must be
106 * performed in order to discover that the child has ended. 106 * performed in order to discover that the child has ended.
107 */ 107 */
108 pid_t getPid(); 108 pid_t getPid();
109 109
110 /** 110 /**
111 * Returns true if the child exited normally (by calling exit or 111 * Returns true if the child exited normally (by calling exit or
112 * returning from main). 112 * returning from main).
113 */ 113 */
114 bool childExited(); 114 bool childExited();
115 115
116 /** 116 /**
117 * Returns the 8 bit integer value returned from the child program if 117 * Returns the 8 bit integer value returned from the child program if
118 * childExited returned true. 118 * childExited returned true.
119 */ 119 */
120 int childExitStatus(); 120 int childExitStatus();
121 121
122 /** 122 /**
123 * Returns true if the child exited because of a signal. 123 * Returns true if the child exited because of a signal.
124 */ 124 */
125 bool childSignaled(); 125 bool childSignaled();
126 126
127 /** 127 /**
128 * Returns the signal ID if the childSignaled return true. 128 * Returns the signal ID if the childSignaled return true.
129 */ 129 */
130 int childSignal(); 130 int childSignal();
131 131
132 /** 132 /**
133 * Returns true if the child left a core dump behind when it exited. 133 * Returns true if the child left a core dump behind when it exited.
134 */ 134 */
135 bool childCoreDumped(); 135 bool childCoreDumped();
136 136
137 private: 137 private:
138 class ProcData 138 class ProcData
139 { 139 {
140 public: 140 public:
141 ProcData(); 141 ProcData();
142#ifdef WIN32 142#ifdef WIN32
143 void *hStdIn; 143 void *hStdIn;
144 void *hStdOut; 144 void *hStdOut;
145 void *hStdErr; 145 void *hStdErr;
146 void *hProcess; 146 void *hProcess;
147#else 147#else
148 int iStdIn; 148 int iStdIn;
149 int iStdOut; 149 int iStdOut;
150 int iStdErr; 150 int iStdErr;
151 pid_t iPid; 151 pid_t iPid;
152#endif 152#endif
153 }; 153 };
154 ProcData pd; 154 ProcData pd;
155 int iProcStatus; 155 int iProcStatus;
156 bool bBlocking; 156 bool bBlocking;
157 bool bStdOutEos; 157 bool bStdOutEos;
158 bool bStdErrEos; 158 bool bStdErrEos;
159 159
160 void gexec( Flags eFlags, const char *sName, char *const argv[] ); 160 void gexec( Flags eFlags, const char *sName, char *const argv[] );
161 void checkClose(); 161 void checkClose();
162 Options opt; 162 Options opt;
163 }; 163 };
164} 164}
165 165
166#endif 166#endif