diff options
Diffstat (limited to 'src/backend/utils/misc/guc.c')
| -rw-r--r-- | src/backend/utils/misc/guc.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/backend/utils/misc/guc.c b/src/backend/utils/misc/guc.c index 584daffc8a9..60a9c7a2a0b 100644 --- a/src/backend/utils/misc/guc.c +++ b/src/backend/utils/misc/guc.c @@ -20,6 +20,9 @@ #include <float.h> #include <math.h> #include <limits.h> +#ifdef HAVE_POLL_H +#include <poll.h> +#endif #ifndef WIN32 #include <sys/mman.h> #endif @@ -204,6 +207,7 @@ static bool check_autovacuum_work_mem(int *newval, void **extra, GucSource sourc static bool check_effective_io_concurrency(int *newval, void **extra, GucSource source); static bool check_maintenance_io_concurrency(int *newval, void **extra, GucSource source); static bool check_huge_page_size(int *newval, void **extra, GucSource source); +static bool check_client_connection_check_interval(int *newval, void **extra, GucSource source); static void assign_pgstat_temp_directory(const char *newval, void *extra); static bool check_application_name(char **newval, void **extra, GucSource source); static void assign_application_name(const char *newval, void *extra); @@ -3501,6 +3505,17 @@ static struct config_int ConfigureNamesInt[] = NULL, NULL, NULL }, + { + {"client_connection_check_interval", PGC_USERSET, CLIENT_CONN_OTHER, + gettext_noop("Sets the time interval between checks for disconnection while running queries."), + NULL, + GUC_UNIT_MS + }, + &client_connection_check_interval, + 0, 0, INT_MAX, + check_client_connection_check_interval, NULL, NULL + }, + /* End-of-list marker */ { {NULL, 0, 0, NULL, NULL}, NULL, 0, 0, 0, NULL, NULL, NULL @@ -11980,6 +11995,20 @@ check_huge_page_size(int *newval, void **extra, GucSource source) return true; } +static bool +check_client_connection_check_interval(int *newval, void **extra, GucSource source) +{ +#ifndef POLLRDHUP + /* Linux only, for now. See pq_check_connection(). */ + if (*newval != 0) + { + GUC_check_errdetail("client_connection_check_interval must be set to 0 on platforms that lack POLLRDHUP."); + return false; + } +#endif + return true; +} + static void assign_pgstat_temp_directory(const char *newval, void *extra) { |