Test the return of getcwd()

1 files changed, 5 insertions, 1 deletions

diff --git a/src/src/exim.c b/src/src/exim.c
index 574e7804b..3b6a9ba69 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -3748,7 +3748,11 @@ directory to "/"! Later we change to $spool_directory. We do it there, because
 during readconf_main() some expansion takes place already. */
 
 /* Store the initial cwd before we change directories */
-initial_cwd = getcwd(NULL, 0);
+if ((initial_cwd = getcwd(NULL, 0)) == NULL)
+  {
+  perror("exim: can't get the current working directory");
+  exit(EXIT_FAILURE);
+  }
 
 readconf_main();