user-manual: miscellaneous editing

diff --git a/setup.c b/setup.c
index dda67d268dcacce2293d245395a38106860fb881..a45ea8309a9773160597f142f1208a6129885499 100644 (file)
--- a/setup.c
+++ b/setup.c
@@ -216,7 +216,7 @@ const char *setup_git_directory_gently(int *nongit_ok)
                die("Not a git repository: '%s'", gitdirenv);
        }
 
-       if (!getcwd(cwd, sizeof(cwd)) || cwd[0] != '/')
+       if (!getcwd(cwd, sizeof(cwd)-1) || cwd[0] != '/')
                die("Unable to read current working directory");
 
        offset = len = strlen(cwd);