tests: add getrusage.test

* tests/getrusage.c: New file.
* tests/getrusage.test: New test.
* tests/.gitignore: Add getrusage.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(TESTS): Add getrusage.test.

tests/.gitignore

@@ -37,6 +37,7 @@ ftruncate64
 getdents
 getdents64
 getrandom
+getrusage
 getxxid
 inet-cmsg
 ioctl

tests/Makefile.am

@@ -87,6 +87,7 @@ check_PROGRAMS = \
 	getdents \
 	getdents64 \
 	getrandom \
+	getrusage \
 	getxxid \
 	inet-cmsg \
 	ioctl \
@@ -244,6 +245,7 @@ TESTS = \
 	getdents.test \
 	getdents64.test \
 	getrandom.test \
+	getrusage.test \
 	getxxid.test \
 	inet-cmsg.test \
 	ioctl.test \

tests/getrusage.c

@@ -0,0 +1,37 @@
+#include "tests.h"
+#include <sys/syscall.h>
+
+#ifdef __NR_getrusage
+
+# include <stdio.h>
+# include <sys/resource.h>
+# include <unistd.h>
+
+int
+main(void)
+{
+	struct rusage usage;
+	int rc = syscall(__NR_getrusage, RUSAGE_SELF, &usage);
+	printf("getrusage(RUSAGE_SELF, {ru_utime={%lu, %lu}"
+	       ", ru_stime={%lu, %lu}, ru_maxrss=%lu, ru_ixrss=%lu"
+	       ", ru_idrss=%lu, ru_isrss=%lu, ru_minflt=%lu"
+	       ", ru_majflt=%lu, ru_nswap=%lu, ru_inblock=%lu"
+	       ", ru_oublock=%lu, ru_msgsnd=%lu, ru_msgrcv=%lu"
+	       ", ru_nsignals=%lu, ru_nvcsw=%lu, ru_nivcsw=%lu}) = %d\n",
+	       usage.ru_utime.tv_sec, usage.ru_utime.tv_usec,
+	       usage.ru_stime.tv_sec, usage.ru_stime.tv_usec,
+	       usage.ru_maxrss, usage.ru_ixrss, usage.ru_idrss,
+	       usage.ru_isrss, usage.ru_minflt, usage.ru_majflt,
+	       usage.ru_nswap, usage.ru_inblock, usage.ru_oublock,
+	       usage.ru_msgsnd, usage.ru_msgrcv, usage.ru_nsignals,
+	       usage.ru_nvcsw, usage.ru_nivcsw, rc);
+
+	puts("+++ exited with 0 +++");
+	return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_getrusage")
+
+#endif

tests/getrusage.test

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# Check getrusage syscall decoding.
+
+. "${srcdir=.}/init.sh"
+
+run_prog > /dev/null
+OUT="$LOG.out"
+run_strace -v -egetrusage $args > "$OUT"
+match_diff "$LOG" "$OUT"
+rm -f "$OUT"