diff options
Diffstat (limited to 'main/SAPI.c')
| -rw-r--r-- | main/SAPI.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/main/SAPI.c b/main/SAPI.c index 30d0db76b1..2da12e5b83 100644 --- a/main/SAPI.c +++ b/main/SAPI.c @@ -229,7 +229,15 @@ SAPI_API int sapi_add_header(char *header_line, uint header_line_len) SLS_FETCH(); if (SG(headers_sent)) { - sapi_module.sapi_error(E_WARNING, "Cannot add header information - headers already sent"); + char *output_start_filename = php_get_output_start_filename(); + int output_start_lineno = php_get_output_start_lineno(); + + if (output_start_filename) { + sapi_module.sapi_error(E_WARNING, "Cannot add header information - headers already sent by (output started at %s:%d)", + output_start_filename, output_start_lineno); + } else { + sapi_module.sapi_error(E_WARNING, "Cannot add header information - headers already sent"); + } efree(header_line); return FAILURE; } |