[git commit] scripts/kconfig/mconf: work on systems w/o SIGWINCH
Denys Vlasenko
vda.linux at googlemail.com
Thu Sep 27 13:26:40 UTC 2012
commit: http://git.busybox.net/busybox/commit/?id=225cc1327a9a3786d0c5317ea1a8342f8c04f0d8
branch: http://git.busybox.net/busybox/commit/?id=refs/heads/master
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
scripts/kconfig/mconf.c | 16 +++++++++++-----
1 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 1b0b6ab..006d037 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -445,6 +445,7 @@ static struct gstr get_relations_str(struct symbol **sym_arr)
pid_t pid;
+#ifdef SIGWINCH
static void winch_handler(int sig)
{
if (!do_resize) {
@@ -452,11 +453,11 @@ static void winch_handler(int sig)
do_resize = 1;
}
}
+#endif
static int exec_conf(void)
{
int pipefd[2], stat, size;
- struct sigaction sa;
sigset_t sset, osset;
sigemptyset(&sset);
@@ -465,10 +466,15 @@ static int exec_conf(void)
signal(SIGINT, SIG_DFL);
- sa.sa_handler = winch_handler;
- sigemptyset(&sa.sa_mask);
- sa.sa_flags = SA_RESTART;
- sigaction(SIGWINCH, &sa, NULL);
+#ifdef SIGWINCH
+ {
+ struct sigaction sa;
+ sa.sa_handler = winch_handler;
+ sigemptyset(&sa.sa_mask);
+ sa.sa_flags = SA_RESTART;
+ sigaction(SIGWINCH, &sa, NULL);
+ }
+#endif
*argptr++ = NULL;
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