diff options
Diffstat (limited to 'extension/readfile.c')
| -rw-r--r-- | extension/readfile.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/extension/readfile.c b/extension/readfile.c index 166bb8fb..89723036 100644 --- a/extension/readfile.c +++ b/extension/readfile.c @@ -32,6 +32,7 @@ */ #include <stdio.h> +#include <assert.h> #include <errno.h> #include <fcntl.h> #include <stdlib.h> @@ -63,7 +64,9 @@ do_readfile(int nargs, awk_value_t *result) char *text; int fd; - if (do_lint && nargs > 1) + assert(result != NULL); + + if (do_lint && nargs > 1) lintwarn(ext_id, "readfile: called with too many arguments"); if (get_argument(0, AWK_STRING, &filename)) { |