1 karl 1.22 //%2006////////////////////////////////////////////////////////////////////////
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2 kumpf 1.5 //
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3 karl 1.17 // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
4 // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
5 // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
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6 karl 1.14 // IBM Corp.; EMC Corporation, The Open Group.
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7 karl 1.17 // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
8 // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
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9 karl 1.21 // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
10 // EMC Corporation; VERITAS Software Corporation; The Open Group.
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11 karl 1.22 // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
12 // EMC Corporation; Symantec Corporation; The Open Group.
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13 mike 1.2 //
14 // Permission is hereby granted, free of charge, to any person obtaining a copy
15 // of this software and associated documentation files (the "Software"), to
16 // deal in the Software without restriction, including without limitation the
17 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
18 // sell copies of the Software, and to permit persons to whom the Software is
19 // furnished to do so, subject to the following conditions:
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20 kumpf 1.5 //
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21 mike 1.2 // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
22 // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
23 // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
24 // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
25 // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
26 // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
27 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 //
30 //==============================================================================
31 //
32 //%/////////////////////////////////////////////////////////////////////////////
33
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34 kumpf 1.9 #ifndef Pegasus_Signal_h
35 #define Pegasus_Signal_h
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36 mike 1.2
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37 kumpf 1.9 #include <Pegasus/Common/Linkage.h>
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38 mike 1.23 #include <Pegasus/Common/Mutex.h>
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39 mike 1.3
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40 mike 1.2 // // Ensure Unix 98
41 // #ifdef PEGASUS_PLATFORM_LINUX_IX86_GNU
42 // #ifndef _GNU_SOURCE
43 // #define _GNU_SOURCE
44 // #endif
45 // #else
46 // #ifdef _XOPEN_SOURCE
47 // #undef _XOPEN_SOURCE
48 // #endif
49 // #define _XOPEN_SOURCE 600
50 // #endif
51
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52 kumpf 1.9 #ifdef PEGASUS_HAS_SIGNALS
53
54 # include <signal.h>
55 typedef siginfo_t PEGASUS_SIGINFO_T;
56 # define PEGASUS_SIGHUP SIGHUP
57 # define PEGASUS_SIGABRT SIGABRT
58 # define PEGASUS_SIGPIPE SIGPIPE
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59 kumpf 1.13 # define PEGASUS_SIGTERM SIGTERM
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60 kumpf 1.10 # define PEGASUS_SIGUSR1 SIGUSR1
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61 kumpf 1.15 # define PEGASUS_SIGCHLD SIGCHLD
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62 kumpf 1.9
63 #else // PEGASUS_HAS_SIGNALS
64
65 typedef void PEGASUS_SIGINFO_T;
66 # define PEGASUS_SIGHUP 1
67 # define PEGASUS_SIGABRT 11
68 # define PEGASUS_SIGPIPE 13
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69 kumpf 1.13 # define PEGASUS_SIGTERM 15
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70 kumpf 1.11 # define PEGASUS_SIGUSR1 16
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71 kumpf 1.15 # define PEGASUS_SIGCHLD 18
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72 kumpf 1.9
73 #endif // PEGASUS_HAS_SIGNALS
74
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75 mike 1.2
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76 david.dillard 1.16 #if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) || (PEGASUS_OS_SOLARIS)
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77 sage 1.6 extern "C" {
78 #endif
79
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80 kumpf 1.9 typedef void (* signal_handler)(int, PEGASUS_SIGINFO_T *, void *);
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81 sage 1.6
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82 david.dillard 1.16 #if defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM) || (PEGASUS_OS_SOLARIS)
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83 sage 1.6 }
84 #endif
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85 mike 1.2
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86 kumpf 1.9 // Sample signal handler for SIGABRT that stops the failing thread normally
87 void sig_act(int s_n, PEGASUS_SIGINFO_T * s_info, void * sig);
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88 mike 1.2
89 PEGASUS_NAMESPACE_BEGIN
90
91 class PEGASUS_COMMON_LINKAGE SignalHandler
92 {
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93 david.dillard 1.18 public:
94 SignalHandler();
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95 mike 1.2
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96 david.dillard 1.18 ~SignalHandler(); // deactivate all registered handlers
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97 mike 1.2
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98 david.dillard 1.18 // these functions should throw exceptions
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99 mike 1.2
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100 david.dillard 1.20 void registerHandler(unsigned signum, signal_handler _sighandler);
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101 mike 1.2
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102 david.dillard 1.20 void activate(unsigned signum);
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103 mike 1.2
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104 david.dillard 1.18 //void activateAll();
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105 mike 1.2
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106 david.dillard 1.20 void deactivate(unsigned signum);
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107 mike 1.2
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108 david.dillard 1.18 void deactivateAll();
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109 mike 1.2
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110 david.dillard 1.20 static void ignore(unsigned signum);
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111 mike 1.2
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112 mateus.baur 1.25 static void defaultAction(unsigned signum);
113
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114 david.dillard 1.18 private:
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115 mike 1.2
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116 kumpf 1.9 #ifdef PEGASUS_HAS_SIGNALS
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117 david.dillard 1.20 enum
118 {
119 PEGASUS_NSIG = 32
120 };
121
122 static void verifySignum(unsigned signum);
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123 kumpf 1.9
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124 david.dillard 1.18 typedef struct {
125 int signum;
126 int active;
127 signal_handler sh;
128 struct sigaction oldsa;
129 } register_handler;
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130 mike 1.2
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131 david.dillard 1.18 register_handler reg_handler[PEGASUS_NSIG + 1];
132 Mutex reg_mutex;
133
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134 david.dillard 1.19 void deactivate_i(register_handler &rh);
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135 david.dillard 1.18
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136 david.dillard 1.20 register_handler &getHandler(unsigned sigum);
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137 kumpf 1.9 #endif
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138 mike 1.2
139 };
140
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141 kumpf 1.12 PEGASUS_COMMON_LINKAGE SignalHandler * getSigHandle();
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142 mike 1.2
143 PEGASUS_NAMESPACE_END
144
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145 kumpf 1.9 #endif // Pegasus_Signal_h
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Signal.h
CVS log
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