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15758
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1 /* Test of <signal.h> substitute. |
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17587
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2 Copyright (C) 2009-2014 Free Software Foundation, Inc. |
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15758
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3 |
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4 This program is free software: you can redistribute it and/or modify |
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5 it under the terms of the GNU General Public License as published by |
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6 the Free Software Foundation; either version 3 of the License, or |
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7 (at your option) any later version. |
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8 |
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9 This program is distributed in the hope that it will be useful, |
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 GNU General Public License for more details. |
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13 |
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14 You should have received a copy of the GNU General Public License |
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
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16 |
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17 /* Written by Eric Blake <ebb9@byu.net>, 2009. */ |
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18 |
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19 #include <config.h> |
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20 |
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21 #include <signal.h> |
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22 |
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23 /* Check for required types. */ |
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24 struct |
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25 { |
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26 size_t a; |
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27 uid_t b; |
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28 volatile sig_atomic_t c; |
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29 sigset_t d; |
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30 pid_t e; |
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31 #if 0 |
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32 /* Not guaranteed by gnulib. */ |
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33 pthread_t f; |
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34 struct timespec g; |
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35 #endif |
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36 } s; |
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37 |
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38 /* Check that NSIG is defined. */ |
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39 int nsig = NSIG; |
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40 |
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41 int |
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42 main (void) |
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43 { |
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44 switch (0) |
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45 { |
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46 /* The following are guaranteed by C. */ |
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47 case 0: |
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48 case SIGABRT: |
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49 case SIGFPE: |
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50 case SIGILL: |
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51 case SIGINT: |
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52 case SIGSEGV: |
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53 case SIGTERM: |
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54 /* The following is guaranteed by gnulib. */ |
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55 #if GNULIB_SIGPIPE || defined SIGPIPE |
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56 case SIGPIPE: |
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57 #endif |
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58 /* Ensure no conflict with other standardized names. */ |
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59 #ifdef SIGALRM |
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60 case SIGALRM: |
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61 #endif |
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62 /* On Haiku, SIGBUS is mistakenly equal to SIGSEGV. */ |
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63 #if defined SIGBUS && SIGBUS != SIGSEGV |
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64 case SIGBUS: |
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65 #endif |
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66 #ifdef SIGCHLD |
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67 case SIGCHLD: |
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68 #endif |
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69 #ifdef SIGCONT |
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70 case SIGCONT: |
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71 #endif |
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72 #ifdef SIGHUP |
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73 case SIGHUP: |
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74 #endif |
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75 #ifdef SIGKILL |
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76 case SIGKILL: |
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77 #endif |
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78 #ifdef SIGQUIT |
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79 case SIGQUIT: |
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80 #endif |
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81 #ifdef SIGSTOP |
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82 case SIGSTOP: |
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83 #endif |
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84 #ifdef SIGTSTP |
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85 case SIGTSTP: |
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86 #endif |
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87 #ifdef SIGTTIN |
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88 case SIGTTIN: |
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89 #endif |
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90 #ifdef SIGTTOU |
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91 case SIGTTOU: |
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92 #endif |
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93 #ifdef SIGUSR1 |
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94 case SIGUSR1: |
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95 #endif |
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96 #ifdef SIGUSR2 |
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97 case SIGUSR2: |
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98 #endif |
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99 #ifdef SIGSYS |
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100 case SIGSYS: |
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101 #endif |
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102 #ifdef SIGTRAP |
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103 case SIGTRAP: |
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104 #endif |
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105 #ifdef SIGURG |
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106 case SIGURG: |
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107 #endif |
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108 #ifdef SIGVTALRM |
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109 case SIGVTALRM: |
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110 #endif |
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111 #ifdef SIGXCPU |
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112 case SIGXCPU: |
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113 #endif |
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114 #ifdef SIGXFSZ |
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115 case SIGXFSZ: |
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116 #endif |
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117 /* SIGRTMIN and SIGRTMAX need not be compile-time constants. */ |
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118 #if 0 |
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119 # ifdef SIGRTMIN |
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120 case SIGRTMIN: |
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121 # endif |
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122 # ifdef SIGRTMAX |
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123 case SIGRTMAX: |
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124 # endif |
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125 #endif |
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126 ; |
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127 } |
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128 return s.a + s.b + s.c + s.e; |
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129 } |
