osmith has uploaded this change for review.

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ggsn/ggsn_vty: create state-dir

Prepare to change the state-dir in the default config in a follow-up
commit. Create the directory if it does not exist.

Change-Id: I91349fb284336a9de6af41475f1b824eb0e021b0
---
M ggsn/ggsn_vty.c
1 file changed, 19 insertions(+), 0 deletions(-)

git pull ssh://gerrit.osmocom.org:29418/osmo-ggsn refs/changes/40/36840/1

diff --git a/ggsn/ggsn_vty.c b/ggsn/ggsn_vty.c
index 7414b6a..7d4202b 100644
--- a/ggsn/ggsn_vty.c
+++ b/ggsn/ggsn_vty.c
@@ -22,6 +22,8 @@
 #include <inttypes.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
+#include <sys/stat.h>
+#include <sys/types.h>
 
 #include <osmocom/core/talloc.h>
 #include <osmocom/core/utils.h>
@@ -223,6 +225,11 @@
 {
 	struct ggsn_ctx *ggsn = (struct ggsn_ctx *) vty->index;
 
+	if (mkdir(argv[0], 0755) == -1 && errno != EEXIST) {
+		vty_out(vty, "%% Failed to create state-dir: %s%s", argv[0], VTY_NEWLINE);
+		return CMD_WARNING;
+	}
+
 	osmo_talloc_replace_string(ggsn, &ggsn->cfg.state_dir, argv[0]);
 
 	return CMD_SUCCESS;

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