From 7585deb0878bca96eee9a3e00fb5726c7725831c Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 16 Dec 1999 01:25:23 +0000
Subject: I have done the QNX4 port with the current source tree. The number of
 backend/Makefiles to be patched could significantly be reduced since they
 have been adopted to the QNX4 needs.

Andreas Kardos
---
 src/backend/port/qnx/tstshm.c | 80 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 src/backend/port/qnx/tstshm.c

(limited to 'src/backend/port/qnx/tstshm.c')

diff --git a/src/backend/port/qnx/tstshm.c b/src/backend/port/qnx/tstshm.c
new file mode 100644
index 00000000000..4cd2110edde
--- /dev/null
+++ b/src/backend/port/qnx/tstshm.c
@@ -0,0 +1,80 @@
+/*-------------------------------------------------------------------------
+ *
+ * tstshm.c
+ *	  Test of System V Shared Memory Emulation
+ *
+ * Copyright (c) 1999, repas AEG Automation GmbH
+ *
+ *
+ * IDENTIFICATION
+ *	  $Header: /cvsroot/pgsql/src/backend/port/qnx/Attic/tstshm.c,v 1.1 1999/12/16 01:25:06 momjian Exp $
+ *
+ *-------------------------------------------------------------------------
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/shm.h>
+
+
+int main( int argc, char **argv )
+{
+  int     c, errflg = 0;
+  char    s[80];
+  key_t   key = 0x1000;
+  size_t  size = 256;
+  int     shmid = -1;
+  caddr_t addr = NULL;
+
+  optarg = NULL;
+  while( !errflg && ( c = getopt( argc, argv, "k:s:" ) ) != -1 )  {
+    switch( c )  {
+      case 'k': key  = atoi( optarg ); break;
+      case 's': size = atoi( optarg ); break;
+      default: errflg++;
+    }
+  }
+  if( errflg )  {
+    printf( "usage: tstshm [-k key] [-s size]\n" );
+    exit( 1 );
+  }
+
+  do  {
+    printf( "shm(g)et, shm(a)t, shm(d)t, shm(c)tl, (w)rite, (r)ead, e(x)it: " );
+    scanf( "%s", s );
+    switch( s[0] )  {
+      case 'g': 
+        shmid = shmget( key, size, IPC_CREAT | SHM_R | SHM_W );
+        if( shmid == -1 ) perror( "shmget" );
+        break;
+
+      case 'a': 
+        addr = shmat( shmid, NULL, 0 );
+        if( addr == ( void * )-1 ) perror( "shmat" );
+        break;
+
+      case 'd': 
+        if( shmdt( addr ) == -1 ) perror( "shmdt" );
+        else addr = NULL;
+        break;
+
+      case 'c': 
+        if( shmctl( shmid, IPC_RMID, NULL ) == -1 ) perror( "shmctl" );
+        else shmid = -1;
+        break;
+
+      case 'w': 
+        printf( "String to write: " );
+        scanf( "%s", addr );
+        break;
+
+      case 'r': 
+        puts( addr );
+        break;
+    }
+  }
+  while( s[0] != 'x' );
+
+  return 0;
+}
-- 
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