diff options
Diffstat (limited to 'm4/readline.m4')
| -rw-r--r-- | m4/readline.m4 | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/m4/readline.m4 b/m4/readline.m4 index f24e95bf..af2745db 100644 --- a/m4/readline.m4 +++ b/m4/readline.m4 @@ -53,7 +53,8 @@ int main(int argc, char **argv) dup(fd); line = readline("giveittome> "); - printf("got <%s>\n", line); + /* some printfs don't handle NULL for %s */ + printf("got <%s>\n", line ? line : "(NULL)"); return 0; }]]), dnl action if true: |