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Pass shared memory address on command line to exec'ed backend.

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Allow backends to attached to specified shared memory address.
This commit is contained in:
Bruce Momjian
2003-05-08 14:49:04 +00:00
parent 4e08d35e7d
commit 5e7a5c9511
5 changed files with 78 additions and 47 deletions
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12
src/backend/postmaster/postmaster.c
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@@ -37,7 +37,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.322 2003/05/06 23:34:55 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.323 2003/05/08 14:49:03 momjian Exp $
*
* NOTES
*
@@ -2439,9 +2439,10 @@ BackendFinalize(Port *port)
*/
av[ac++] = "-p";
#ifdef EXEC_BACKEND
Assert(UsedShmemSegID != 0);
Assert(UsedShmemSegID != 0 && UsedShmemSegAddr != NULL);
/* database name at the end because it might contain commas */
snprintf(pbuf, NAMEDATALEN + 256, "%d,%d,%s", port->sock, UsedShmemSegID, port->database_name);
snprintf(pbuf, NAMEDATALEN + 256, "%d,%d,%p,%s", port->sock,
UsedShmemSegID, UsedShmemSegAddr, port->database_name);
av[ac++] = pbuf;
#else
av[ac++] = port->database_name;
@@ -2776,9 +2777,10 @@ SSDataBase(int xlop)
av[ac++] = "-p";
#ifdef EXEC_BACKEND
Assert(UsedShmemSegID != 0);
Assert(UsedShmemSegID != 0 && UsedShmemSegAddr != NULL);
/* database name at the end because it might contain commas */
snprintf(pbuf, NAMEDATALEN + 256, "%d,%s", UsedShmemSegID, "template1");
snprintf(pbuf, NAMEDATALEN + 256, "%d,%p,%s", UsedShmemSegID,
UsedShmemSegAddr, "template1");
av[ac++] = pbuf;
#else
av[ac++] = "template1";