diff options
Diffstat (limited to 'src/include/lib/stringinfo.h')
| -rw-r--r-- | src/include/lib/stringinfo.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/include/lib/stringinfo.h b/src/include/lib/stringinfo.h index ecb693fcc21..cece81208ed 100644 --- a/src/include/lib/stringinfo.h +++ b/src/include/lib/stringinfo.h @@ -101,11 +101,12 @@ __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3))); * appendStringInfoVA * Attempt to format text data under the control of fmt (an sprintf-style * format string) and append it to whatever is already in str. If successful - * return true; if not (because there's not enough space), return false - * without modifying str. Typically the caller would enlarge str and retry - * on false return --- see appendStringInfo for standard usage pattern. + * return zero; if not (because there's not enough space), return an estimate + * of the space needed, without modifying str. Typically the caller should + * pass the return value to enlargeStringInfo() before trying again; see + * appendStringInfo for standard usage pattern. */ -extern bool +extern int appendStringInfoVA(StringInfo str, const char *fmt, va_list args) __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 0))); |