diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/src/exim.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/src/exim.c b/src/src/exim.c index 30974c9c6..528ffc7c8 100644 --- a/src/src/exim.c +++ b/src/src/exim.c @@ -1414,7 +1414,19 @@ if (route_finduser(US EXIM_USERNAME, &pw, &exim_uid)) EXIM_USERNAME); exit(EXIT_FAILURE); } - exim_gid = pw->pw_gid; + /* If ref:name uses a number as the name, route_finduser() returns + TRUE with exim_uid set and pw coerced to NULL. */ + if (pw) + exim_gid = pw->pw_gid; +#ifndef EXIM_GROUPNAME + else + { + fprintf(stderr, + "exim: ref:name should specify a usercode, not a group.\n" + "exim: can't let you get away with it unless you also specify a group.\n"); + exit(EXIT_FAILURE); + } +#endif } else { |