diff options
Diffstat (limited to 'tests/libqos/libqos.c')
-rw-r--r-- | tests/libqos/libqos.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/tests/libqos/libqos.c b/tests/libqos/libqos.c index bc8beb281f..097091c61e 100644 --- a/tests/libqos/libqos.c +++ b/tests/libqos/libqos.c @@ -61,3 +61,47 @@ void qtest_shutdown(QOSState *qs) qtest_quit(qs->qts); g_free(qs); } + +void mkimg(const char *file, const char *fmt, unsigned size_mb) +{ + gchar *cli; + bool ret; + int rc; + GError *err = NULL; + char *qemu_img_path; + gchar *out, *out2; + char *abs_path; + + qemu_img_path = getenv("QTEST_QEMU_IMG"); + abs_path = realpath(qemu_img_path, NULL); + assert(qemu_img_path); + + cli = g_strdup_printf("%s create -f %s %s %uM", abs_path, + fmt, file, size_mb); + ret = g_spawn_command_line_sync(cli, &out, &out2, &rc, &err); + if (err) { + fprintf(stderr, "%s\n", err->message); + g_error_free(err); + } + g_assert(ret && !err); + + /* In glib 2.34, we have g_spawn_check_exit_status. in 2.12, we don't. + * glib 2.43.91 implementation assumes that any non-zero is an error for + * windows, but uses extra precautions for Linux. However, + * 0 is only possible if the program exited normally, so that should be + * sufficient for our purposes on all platforms, here. */ + if (rc) { + fprintf(stderr, "qemu-img returned status code %d\n", rc); + } + g_assert(!rc); + + g_free(out); + g_free(out2); + g_free(cli); + free(abs_path); +} + +void mkqcow2(const char *file, unsigned size_mb) +{ + return mkimg(file, "qcow2", size_mb); +} |