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vty: Avoid implicit declaration warning and check result code

This commit is contained in:
Holger Hans Peter Freyther 2009-08-10 08:10:26 +02:00
parent c423a12392
commit 6d30a35d21
1 changed files with 8 additions and 3 deletions
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11
openbsc/src/vty/vty.c
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@ -19,6 +19,9 @@
#include <vty/buffer.h>
#include <openbsc/talloc.h>
/* our callback, located in telnet_interface.c */
void vty_event(enum event event, int sock, struct vty *vty);
extern struct host host;
/* Vector which store each vty structure. */
@ -1593,13 +1596,15 @@ void vty_reset()
static void vty_save_cwd(void)
{
char cwd[MAXPATHLEN];
char *c;
char *c ;
c = getcwd(cwd, MAXPATHLEN);
if (!c) {
chdir(SYSCONFDIR);
getcwd(cwd, MAXPATHLEN);
if (chdir(SYSCONFDIR) != 0)
perror("chdir failed");
if (getcwd(cwd, MAXPATHLEN) == NULL)
perror("getcwd failed");
}
vty_cwd = _talloc_zero(tall_vty_ctx, strlen(cwd) + 1, "save_cwd");