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Small test tool printing process/process group and singal info. 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22052 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2007-08-24 22:18:01 +00:00
parent 90e8d7253b
commit 68da24992b
2 changed files with 137 additions and 0 deletions
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5
src/tests/system/kernel/Jamfile
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@ -40,6 +40,11 @@ SimpleTest wait_test_2 : wait_test_2.cpp ;
SimpleTest wait_test_3 : wait_test_3.cpp ;
SimpleTest wait_test_4 : wait_test_4.cpp ;
SetSupportedPlatformsForTarget sigint_bug113_test
: $(HAIKU_BEOS_COMPATIBLE_PLATFORMS) ;
SimpleTest sigint_bug113_test : sigint_bug113_test.cpp ;
SubInclude HAIKU_TOP src tests system kernel cache ;
#SubInclude HAIKU_TOP src tests system kernel disk_device_manager ;
SubInclude HAIKU_TOP src tests system kernel device_manager ;

132
src/tests/system/kernel/sigint_bug113_test.cpp Normal file
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@ -0,0 +1,132 @@
#include <inttypes.h>
#include <signal.h>
#include <stdio.h>
#include <unistd.h>
#define ADD_SIGNAL(signal) { signal, #signal }
const struct {
int signal;
const char* name;
} kSignals[] = {
ADD_SIGNAL(SIGHUP),
ADD_SIGNAL(SIGINT),
ADD_SIGNAL(SIGQUIT),
ADD_SIGNAL(SIGILL),
ADD_SIGNAL(SIGCHLD),
ADD_SIGNAL(SIGABRT),
ADD_SIGNAL(SIGPIPE),
ADD_SIGNAL(SIGFPE),
ADD_SIGNAL(SIGKILL),
ADD_SIGNAL(SIGSTOP),
ADD_SIGNAL(SIGSEGV),
ADD_SIGNAL(SIGCONT),
ADD_SIGNAL(SIGTSTP),
ADD_SIGNAL(SIGALRM),
ADD_SIGNAL(SIGTERM),
ADD_SIGNAL(SIGTTIN),
ADD_SIGNAL(SIGTTOU),
ADD_SIGNAL(SIGUSR1),
ADD_SIGNAL(SIGUSR2),
ADD_SIGNAL(SIGWINCH),
ADD_SIGNAL(SIGKILLTHR),
ADD_SIGNAL(SIGTRAP),
{-1, NULL}
};
#define ADD_SA_FLAG(flag) { flag, #flag }
const struct {
int flag;
const char* name;
} kSigActionFlags[] = {
ADD_SA_FLAG(SA_NOCLDSTOP),
#ifdef SA_NOCLDWAIT
ADD_SA_FLAG(SA_NOCLDWAIT),
#endif
#ifdef SA_RESETHAND
ADD_SA_FLAG(SA_RESETHAND),
#endif
#ifdef SA_NODEFER
ADD_SA_FLAG(SA_NODEFER),
#endif
#ifdef SA_RESTART
ADD_SA_FLAG(SA_RESTART),
#endif
#ifdef SA_ONSTACK
ADD_SA_FLAG(SA_ONSTACK),
#endif
#ifdef SA_SIGINFO
ADD_SA_FLAG(SA_SIGINFO),
#endif
{0, NULL}
};
int
main(int argc, const char* const* argv)
{
// print pid, process group
printf("process id: %d\n", (int)getpid());
printf("parent id: %d\n", (int)getppid());
printf("process group: %d\n", (int)getpgrp());
printf("fg process group: %d\n", (int)tcgetpgrp(STDOUT_FILENO));
// print signal mask
sigset_t signalMask;
sigprocmask(SIG_BLOCK, NULL, &signalMask);
printf("blocked signals: ");
bool printedFirst = false;
for (int i = 0; kSignals[i].name; i++) {
if (sigismember(&signalMask, kSignals[i].signal)) {
if (printedFirst) {
printf(", ");
} else
printedFirst = true;
printf("%s", kSignals[i].name);
}
}
printf("\n");
// print signal handlers
printf("signal handlers:\n");
for (int i = 0; kSignals[i].name; i++) {
struct sigaction action;
sigaction(kSignals[i].signal, NULL, &action);
// signal name
int signalNameSpacing = 10 - (int)strlen(kSignals[i].name);
if (signalNameSpacing < 0)
signalNameSpacing = 0;
printf(" %s:%*s ", kSignals[i].name, signalNameSpacing, "");
// signal handler
if (action.sa_handler == SIG_DFL)
printf("SIG_DFL");
else if (action.sa_handler == SIG_IGN)
printf("SIG_IGN");
else if (action.sa_handler == SIG_ERR)
printf("SIG_ERR");
else
printf("%p", action.sa_handler);
printf(" (");
// flags
printedFirst = false;
for (int i = 0; kSigActionFlags[i].name; i++) {
if (action.sa_flags & kSigActionFlags[i].flag) {
if (printedFirst) {
printf(", ");
} else
printedFirst = true;
printf("%s", kSigActionFlags[i].name);
}
}
printf(")\n");
}
return 0;
}