tests: add utime.test

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

tests/.gitignore

@@ -33,6 +33,7 @@ uio
 umovestr
 umovestr2
 unix-pair-send-recv
+utime
 xattr
 *.log
 *.log.*

tests/Makefile.am

@@ -44,6 +44,7 @@ check_PROGRAMS = \
 	umovestr \
 	umovestr2 \
 	unix-pair-send-recv \
+	utime \
 	xattr
 
 filter_unavailable_LDFLAGS = -pthread
@@ -95,6 +96,7 @@ TESTS = \
 	uid16.test \
 	uid32.test \
 	uio.test \
+	utime.test \
 	xattr.test \
 	count.test \
 	detach-sleeping.test \

tests/utime.c

@@ -0,0 +1,28 @@
+#include <time.h>
+#include <utime.h>
+#include <errno.h>
+#include <stdio.h>
+
+static void
+print_tm(struct tm *p)
+{
+	printf("%02d/%02d/%02d-%02d:%02d:%02d",
+	       p->tm_year + 1900, p->tm_mon + 1, p->tm_mday,
+	       p->tm_hour, p->tm_min, p->tm_sec);
+}
+
+int
+main(void)
+{
+	time_t t = time(NULL);
+	struct utimbuf u = { .actime = t, .modtime = t };
+	struct tm *p = localtime(&t);
+
+	printf("utime\\(\"utime\\\\nfilename\", \\[");
+	print_tm(p);
+	printf(", ");
+	print_tm(p);
+	printf("\\]\\) += -1 ENOENT .*\n");
+
+	return utime("utime\nfilename", &u) == -1 && errno == ENOENT ? 0 : 77;
+}

tests/utime.test

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+# Check decoding of utime syscall.
+
+. "${srcdir=.}/init.sh"
+
+$STRACE -e utime -h > /dev/null ||
+	        skip_ 'utime syscall is not supported on this architecture'
+
+OUT="$LOG.out"
+run_prog > /dev/null
+run_strace -e utime $args > "$OUT"
+
+check_prog grep
+LC_ALL=C grep -x "utime(.*" "$LOG" > /dev/null || {
+	rm -f "$OUT"
+	skip_ 'test executable does not use utime syscall'
+}
+match_grep "$LOG" "$OUT"
+
+rm -f "$OUT"
+
+exit 0