Add tests for manually testing

Signed-off-by: Mattias Andrée <maandree@kth.se>

17 files changed, 252 insertions, 0 deletions

diff --git a/tests/.gitignore b/tests/.gitignore
new file mode 100644
index 0000000..a8d6b6c
--- /dev/null
+++ b/tests/.gitignore
@@ -0,0 +1 @@
+*.t
diff --git a/tests/Makefile b/tests/Makefile
new file mode 100644
index 0000000..db5caa7
--- /dev/null
+++ b/tests/Makefile
@@ -0,0 +1,32 @@
+.POSIX:
+
+BIN =\
+	abort.t\
+	cont.t\
+	exec.t\
+	exit.t\
+	fork.t\
+	fork-stop.t\
+	kill.t\
+	raise.t\
+	siginfo.t\
+	signal.t\
+	stop.t\
+	threads.t\
+	tstp.t\
+	vfork.t\
+	vfork-exec.t
+
+all: $(BIN)
+$(BIN): $(@:.t=.c)
+
+.c.t:
+	$(CC) -static -pthread -Og -g -o $@ $< -D_XOPEN_SOURCE=700
+
+clean:
+	-rm -f -- $(BIN)
+
+.SUFFIXES:
+.SUFFIXES: .t .c
+
+.PHONY: all clean
diff --git a/tests/abort.c b/tests/abort.c
new file mode 100644
index 0000000..3afda7b
--- /dev/null
+++ b/tests/abort.c
@@ -0,0 +1,7 @@
+#include <stdlib.h>
+
+int
+main(void)
+{
+	abort();
+}
diff --git a/tests/cont.c b/tests/cont.c
new file mode 100644
index 0000000..8eed336
--- /dev/null
+++ b/tests/cont.c
@@ -0,0 +1,8 @@
+#include <signal.h>
+#include <unistd.h>
+
+int
+main(void)
+{
+	return kill(getpid(), SIGCONT);
+}
diff --git a/tests/exec.c b/tests/exec.c
new file mode 100644
index 0000000..f9705d1
--- /dev/null
+++ b/tests/exec.c
@@ -0,0 +1,7 @@
+#include <unistd.h>
+
+int
+main(void)
+{
+	return execlp("printf", "printf", "hello world\n", NULL);
+}
diff --git a/tests/exit.c b/tests/exit.c
new file mode 100644
index 0000000..adfbe65
--- /dev/null
+++ b/tests/exit.c
@@ -0,0 +1,5 @@
+int
+main(void)
+{
+	return 3;
+}
diff --git a/tests/fork-stop.c b/tests/fork-stop.c
new file mode 100644
index 0000000..0682848
--- /dev/null
+++ b/tests/fork-stop.c
@@ -0,0 +1,10 @@
+#include <signal.h>
+#include <unistd.h>
+
+int
+main(void)
+{
+	if (fork() == -1)
+		return -1;
+	return kill(getpid(), SIGSTOP);
+}
diff --git a/tests/fork.c b/tests/fork.c
new file mode 100644
index 0000000..7bbc4c2
--- /dev/null
+++ b/tests/fork.c
@@ -0,0 +1,15 @@
+#include <unistd.h>
+
+int
+main(void)
+{
+	switch (fork()) {
+	case -1:
+		return -1;
+	case 0:
+		return 2;
+	default:
+		usleep(100000U);
+		return 1;
+	}
+}
diff --git a/tests/kill.c b/tests/kill.c
new file mode 100644
index 0000000..67e8e24
--- /dev/null
+++ b/tests/kill.c
@@ -0,0 +1,8 @@
+#include <signal.h>
+#include <unistd.h>
+
+int
+main(void)
+{
+	return kill(getpid(), SIGKILL);
+}
diff --git a/tests/raise.c b/tests/raise.c
new file mode 100644
index 0000000..555ad21
--- /dev/null
+++ b/tests/raise.c
@@ -0,0 +1,8 @@
+#include <signal.h>
+
+int
+main(void)
+{
+	raise(SIGTERM);
+	return 0;
+}
diff --git a/tests/siginfo.c b/tests/siginfo.c
new file mode 100644
index 0000000..9672870
--- /dev/null
+++ b/tests/siginfo.c
@@ -0,0 +1,64 @@
+#include <signal.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+const char *
+strsigcode(int code)
+{
+	switch (code) {
+	case SI_USER:
+		return "SIG_USER";
+	case SI_KERNEL:
+		return "SIG_KERNEL";
+	case SI_QUEUE:
+		return "SIG_QUEUE";
+	case SI_TIMER:
+		return "SIG_TIMER";
+	case SI_MESGQ:
+		return "SIG_MESGQ";
+	case SI_ASYNCIO:
+		return "SIG_ASYNCIO";
+	case SI_SIGIO:
+		return "SIG_SIGIO";
+	case SI_TKILL:
+		return "SIG_TKILL";
+	default:
+		return "???";
+	}
+}
+
+void
+handler(int signo, siginfo_t *info, void *frame)
+{
+	(void) signo;
+	(void) frame;
+	fprintf(stderr, ".si_signo: %i (%s)\n", info->si_signo, strsignal(info->si_signo));
+	fprintf(stderr, ".si_code:  %i (%s)\n", info->si_code, strsigcode(info->si_code));
+	fprintf(stderr, ".si_errno: %i\n", info->si_errno);
+	if (info->si_code == SI_USER || info->si_code == SI_TKILL || info->si_code == SI_QUEUE) {
+		fprintf(stderr, ".si_pid: %ju\n", info->si_pid);
+		fprintf(stderr, ".si_uid: %ju\n", info->si_uid);
+		if (info->si_code == SI_QUEUE) {
+			fprintf(stderr, ".si_value.sival_int: %i\n", info->si_value.sival_int);
+			fprintf(stderr, ".si_value.sival_ptr: %p\n", info->si_value.sival_ptr);
+		}
+	}
+	_exit(1);
+}
+
+int
+main(void)
+{
+	static union sigval value;
+	static struct sigaction sa;
+	sa.sa_sigaction = handler;
+	sa.sa_flags = SA_SIGINFO;
+	sigaction(SIGRTMAX, &sa, 0);
+	value.sival_int = 1444;
+	sigqueue(getpid(), SIGRTMAX, value);
+	pause();
+	return 0;
+}
diff --git a/tests/signal.c b/tests/signal.c
new file mode 100644
index 0000000..e4862cd
--- /dev/null
+++ b/tests/signal.c
@@ -0,0 +1,18 @@
+#include <signal.h>
+#include <unistd.h>
+
+static void
+interrupt()
+{
+	write(-2, "xyzzy\n", 6);
+}
+
+int
+main(void)
+{
+	signal(SIGINT, interrupt);
+	kill(getpid(), SIGINT);
+	usleep(100000U);
+	write(-1, "qwerty\n", 7);
+	return 0;
+}
diff --git a/tests/stop.c b/tests/stop.c
new file mode 100644
index 0000000..05c0e61
--- /dev/null
+++ b/tests/stop.c
@@ -0,0 +1,8 @@
+#include <signal.h>
+#include <unistd.h>
+
+int
+main(void)
+{
+	return kill(getpid(), SIGSTOP);
+}
diff --git a/tests/threads.c b/tests/threads.c
new file mode 100644
index 0000000..18b0145
--- /dev/null
+++ b/tests/threads.c
@@ -0,0 +1,21 @@
+#include <pthread.h>
+#include <unistd.h>
+
+static int x;
+
+static void *
+thread_main(void *data)
+{
+	sleep(1);
+	return data;
+}
+
+int
+main(void)
+{
+	pthread_t thread;
+	if (pthread_create(&thread, NULL, thread_main, &x))
+		return 2;
+	sleep(2);
+	return 1;
+}
diff --git a/tests/tstp.c b/tests/tstp.c
new file mode 100644
index 0000000..ca999a9
--- /dev/null
+++ b/tests/tstp.c
@@ -0,0 +1,8 @@
+#include <signal.h>
+#include <unistd.h>
+
+int
+main(void)
+{
+	return kill(getpid(), SIGTSTP);
+}
diff --git a/tests/vfork-exec.c b/tests/vfork-exec.c
new file mode 100644
index 0000000..2974ed6
--- /dev/null
+++ b/tests/vfork-exec.c
@@ -0,0 +1,18 @@
+#include <unistd.h>
+
+int
+main(int argc, char *argv[], char *envp[])
+{
+	(void) argc;
+	argv = (void *)(const char *[]){"/usr/bin/sleep", "1", NULL};
+	switch (vfork()) {
+	case -1:
+		return -1;
+	case 0:
+		execve("", argv, envp);
+		execve(*argv, argv, envp);
+		_exit(2);
+	default:
+		return 1;
+	}
+}
diff --git a/tests/vfork.c b/tests/vfork.c
new file mode 100644
index 0000000..d8c61ba
--- /dev/null
+++ b/tests/vfork.c
@@ -0,0 +1,14 @@
+#include <unistd.h>
+
+int
+main(void)
+{
+	switch (vfork()) {
+	case -1:
+		return -1;
+	case 0:
+		_exit(2);
+	default:
+		return 1;
+	}
+}