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-rw-r--r--lib/dpkg/t/t-subproc.c100
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diff --git a/lib/dpkg/t/t-subproc.c b/lib/dpkg/t/t-subproc.c
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+++ b/lib/dpkg/t/t-subproc.c
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+/*
+ * libdpkg - Debian packaging suite library routines
+ * t-subproc.c - test sub-process module
+ *
+ * Copyright © 2011 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <compat.h>
+
+#include <sys/types.h>
+
+#include <fcntl.h>
+#include <signal.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include <dpkg/test.h>
+#include <dpkg/subproc.h>
+
+static void
+test_subproc_fork(void)
+{
+ struct sigaction sa;
+ pid_t pid;
+ int ret;
+
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_handler = SIG_DFL;
+ sigaction(SIGINT, &sa, NULL);
+ sigaction(SIGTERM, &sa, NULL);
+ sigaction(SIGPIPE, &sa, NULL);
+
+ /* Test exit(). */
+ pid = subproc_fork();
+ if (pid == 0)
+ exit(0);
+ ret = subproc_reap(pid, "subproc exit pass", SUBPROC_RETERROR);
+ test_pass(ret == 0);
+
+ pid = subproc_fork();
+ if (pid == 0)
+ exit(128);
+ ret = subproc_reap(pid, "subproc exit fail", SUBPROC_RETERROR);
+ test_pass(ret == 128);
+
+ /* Test signals. */
+ pid = subproc_fork();
+ if (pid == 0)
+ raise(SIGINT);
+ ret = subproc_reap(pid, "subproc signal", SUBPROC_WARN);
+ test_pass(ret == -1);
+
+ pid = subproc_fork();
+ if (pid == 0)
+ raise(SIGTERM);
+ ret = subproc_reap(pid, "subproc signal", SUBPROC_WARN);
+ test_pass(ret == -1);
+
+ pid = subproc_fork();
+ if (pid == 0)
+ raise(SIGPIPE);
+ ret = subproc_reap(pid, "subproc SIGPIPE",
+ SUBPROC_WARN | SUBPROC_NOPIPE);
+ test_pass(ret == 0);
+
+ pid = subproc_fork();
+ if (pid == 0)
+ raise(SIGPIPE);
+ ret = subproc_reap(pid, "subproc SIGPIPE", SUBPROC_WARN);
+ test_pass(ret == -1);
+}
+
+TEST_ENTRY(test)
+{
+ int fd;
+
+ test_plan(6);
+
+ /* XXX: Shut up stderr, we don't want the error output. */
+ fd = open("/dev/null", O_RDWR);
+ if (fd < 0)
+ test_bail("cannot open /dev/null");
+ dup2(fd, 2);
+
+ test_subproc_fork();
+}