mirror/postgresql
2
0
Fork 0
mirror of https://git.postgresql.org/git/postgresql.git synced 2024-12-21 08:29:39 +08:00
Code Issues Packages Projects Releases Wiki Activity

Portability hack for pg_global_prng_state.

Browse Source 
PGDLLIMPORT is only appropriate for variables declared in the backend,
not when the variable is coming from a library included in frontend code.
(This isn't a particularly nice fix, but for now, use the same method
employed elsewhere.)

Discussion: https://postgr.es/m/E1mrWUD-000235-Hq@gemulon.postgresql.org
This commit is contained in:
Tom Lane 2021-11-29 00:04:45 -05:00
parent 6fb7c5d67c
commit 11b500072e
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/include/common/pg_prng.h
View File

@ -26,7 +26,11 @@ typedef struct pg_prng_state
* Callers not needing local PRNG series may use this global state vector,
* after initializing it with one of the pg_prng_...seed functions.
*/
#ifndef FRONTEND
extern PGDLLIMPORT pg_prng_state pg_global_prng_state;
#else
extern pg_prng_state pg_global_prng_state;
#endif
extern void pg_prng_seed(pg_prng_state *state, uint64 seed);
extern void pg_prng_fseed(pg_prng_state *state, double fseed);