From: JayRJoshi <jay.r.joshi100@gmail.com>
Date: Wed, 23 Mar 2016 13:38:35 +0000 (+0530)
Subject: tests: add getcwd.test
X-Git-Tag: v4.12~507
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=39ab12062611579720be6f64f40a34599c8195af;p=strace

tests: add getcwd.test

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

diff --git a/tests/.gitignore b/tests/.gitignore
index 449af182..d1fb6d49 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -42,6 +42,7 @@ fstat64
 fstatat64
 ftruncate
 ftruncate64
+getcwd
 getdents
 getdents64
 getrandom
diff --git a/tests/Makefile.am b/tests/Makefile.am
index add44efe..60b1087e 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -93,6 +93,7 @@ check_PROGRAMS = \
 	fstatat64 \
 	ftruncate \
 	ftruncate64 \
+	getcwd \
 	getdents \
 	getdents64 \
 	getrandom \
@@ -269,6 +270,7 @@ TESTS = \
 	fstatat64.test \
 	ftruncate.test \
 	ftruncate64.test \
+	getcwd.test \
 	getdents.test \
 	getdents64.test \
 	getrandom.test \
diff --git a/tests/getcwd.c b/tests/getcwd.c
new file mode 100644
index 00000000..3135df22
--- /dev/null
+++ b/tests/getcwd.c
@@ -0,0 +1,39 @@
+#include "tests.h"
+
+#include <sys/syscall.h>
+
+#ifdef __NR_getcwd
+
+# include <stdio.h>
+# include <unistd.h>
+# include <sys/param.h>
+
+int
+main(void)
+{
+	long res;
+	char cur_dir[PATH_MAX + 1];
+
+	res = syscall(__NR_getcwd, cur_dir, sizeof(cur_dir));
+
+	if (res <= 0)
+		perror_msg_and_fail("getcwd");
+
+	printf("getcwd(\"");
+	print_quoted_string(cur_dir);
+	printf("\", %zu) = %ld\n", sizeof(cur_dir), res);
+
+	syscall(__NR_getcwd, cur_dir, 0);
+
+	printf("getcwd(%p, 0) = -1 ERANGE (%m)\n", cur_dir);
+
+	puts("+++ exited with 0 +++");
+
+	return 0;
+}
+
+#else
+
+SKIP_MAIN_UNDEFINED("__NR_getcwd");
+
+#endif
diff --git a/tests/getcwd.test b/tests/getcwd.test
new file mode 100755
index 00000000..12f77edc
--- /dev/null
+++ b/tests/getcwd.test
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+# Check getcwd syscall decoding.
+
+. "${srcdir=.}/init.sh"
+
+run_prog > /dev/null
+OUT="$LOG.out"
+run_strace -egetcwd -a18 $args > "$OUT"
+match_diff "$LOG" "$OUT"
+rm -f "$OUT"