From 5a4f3ccc420f7b6cdce3fc1065119a33e5b0b997 Mon Sep 17 00:00:00 2001 Message-Id: <5a4f3ccc420f7b6cdce3fc1065119a33e5b0b997.1387298827.git.minovotn@redhat.com> In-Reply-To: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com> References: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com> From: "Michael S. Tsirkin" Date: Tue, 17 Dec 2013 15:19:18 +0100 Subject: [PATCH 52/56] acpi-build: fix build on glib < 2.22 RH-Author: Michael S. Tsirkin Message-id: <1387293161-4085-53-git-send-email-mst@redhat.com> Patchwork-id: 56358 O-Subject: [PATCH qemu-kvm RHEL7.0 v2 52/57] acpi-build: fix build on glib < 2.22 Bugzilla: 1034876 RH-Acked-by: Igor Mammedov RH-Acked-by: Marcel Apfelbaum RH-Acked-by: Laszlo Ersek g_string_vprintf was only introduced in 2.24 so switch to vsnprintf instead. A bit uglier but name size is fixed at 4 bytes here so it's easy. Reported-by: Richard Henderson Signed-off-by: Michael S. Tsirkin Reviewed-by: Paolo Bonzini Message-id: 1385036128-8753-1-git-send-email-mst@redhat.com Signed-off-by: Anthony Liguori (cherry picked from commit 542da88f0013ebb2b2d8ca10becbfebd9948abba) --- hw/i386/acpi-build.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) Signed-off-by: Michal Novotny --- hw/i386/acpi-build.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 6cfa044..4e2d709 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -287,16 +287,17 @@ static inline void build_append_array(GArray *array, GArray *val) static void build_append_nameseg(GArray *array, const char *format, ...) { - GString *s = g_string_new(""); + /* It would be nicer to use g_string_vprintf but it's only there in 2.22 */ + char s[] = "XXXX"; + int len; va_list args; va_start(args, format); - g_string_vprintf(s, format, args); + len = vsnprintf(s, sizeof s, format, args); va_end(args); - assert(s->len == 4); - g_array_append_vals(array, s->str, s->len); - g_string_free(s, true); + assert(len == 4); + g_array_append_vals(array, s, len); } /* 5.4 Definition Block Encoding */ -- 1.7.11.7