Allow libpgport to call memory allocation routines even though

CurrentMemoryContext is DLLIMPORT on Win32.  Work around that by
creating stubs in the backend for palloc/pstrdup.

Also fix pg_dumpall to do proper quoting on Win32.

Author: bmomjian

src/backend/utils/mmgr/mcxt.c

@@ -14,7 +14,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.46 2004/07/01 00:51:29 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/utils/mmgr/mcxt.c,v 1.47 2004/08/08 06:44:32 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -629,3 +629,38 @@ MemoryContextStrdup(MemoryContext context, const char *string)
 
 	return nstr;
 }
+
+
+#ifdef WIN32
+/*
+ *	Memory support routines for libpgport on Win32
+ *
+ *	Win32 can't load a library that DLLIMPORTs a variable
+ *	if the link object files also DLLIMPORT the same variable.
+ *	For this reason, libpgport can't reference CurrentMemoryContext
+ *	in the palloc macro calls.
+ *
+ *	To fix this, we create several functions here that allow us to
+ *	manage memory without doing the inline in libpgport.
+ */
+void *
+pgport_palloc(Size sz)
+{
+	return palloc(sz);
+}
+
+char *
+pgport_pstrdup(const char *str)
+{
+	return pstrdup(str);
+}
+
+
+/* Doesn't reference a DLLIMPORT variable, but here for completeness. */
+void
+pgport_pfree(void *pointer)
+{
+	pfree(pointer);
+	return;
+}
+#endif

src/bin/pg_dump/pg_dumpall.c

@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *
- * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.46 2004/08/04 21:34:12 tgl Exp $
+ * $PostgreSQL: pgsql/src/bin/pg_dump/pg_dumpall.c,v 1.47 2004/08/08 06:44:33 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -840,21 +840,39 @@ runPgDump(const char *dbname)
 	const char *p;
 	int			ret;
 
+	/*
+	 *	Win32 has to use double-quotes for args, rather than single quotes.
+	 *	Strangely enough, this is the only place we pass a database name
+	 *	on the command line, except template1 that doesn't need quoting.
+	 */	
+#ifndef WIN32
 	appendPQExpBuffer(cmd, "%s\"%s\" %s -Fp '", SYSTEMQUOTE, pg_dump_bin,
+#else
+	appendPQExpBuffer(cmd, "%s\"%s\" %s -Fp \"", SYSTEMQUOTE, pg_dump_bin,
+#endif
 					  pgdumpopts->data);
 
 	/* Shell quoting is not quite like SQL quoting, so can't use fmtId */
 	for (p = dbname; *p; p++)
 	{
+#ifndef WIN32
 		if (*p == '\'')
 			appendPQExpBuffer(cmd, "'\"'\"'");
 		else
+#endif
+		/* not needed on Win32 */
 			appendPQExpBufferChar(cmd, *p);
 	}
 
+#ifndef WIN32
 	appendPQExpBufferChar(cmd, '\'');
-	appendStringLiteral(cmd, SYSTEMQUOTE, false);
+#else
+	appendPQExpBufferChar(cmd, '"');
+#endif
 
+	if (strlen(SYSTEMQUOTE) > 0)
+		appendPQExpBuffer(cmd, SYSTEMQUOTE);
+	
 	if (verbose)
 		fprintf(stderr, _("%s: running \"%s\"\n"), progname, cmd->data);
 

src/include/port.h

@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/port.h,v 1.49 2004/08/08 01:43:33 momjian Exp $
+ * $PostgreSQL: pgsql/src/include/port.h,v 1.50 2004/08/08 06:44:33 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -151,6 +151,7 @@ extern int	pgsymlink(const char *oldpath, const char *newpath);
 #define rename(from, to)		pgrename(from, to)
 #define unlink(path)			pgunlink(path)
 #define symlink(oldpath, newpath)	pgsymlink(oldpath, newpath)
+
 #endif
 
 extern bool rmtree(char *path, bool rmtopdir);

src/include/utils/palloc.h

@@ -21,7 +21,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/utils/palloc.h,v 1.27 2003/11/29 22:41:15 pgsql Exp $
+ * $PostgreSQL: pgsql/src/include/utils/palloc.h,v 1.28 2004/08/08 06:44:35 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -80,4 +80,9 @@ extern char *MemoryContextStrdup(MemoryContext context, const char *string);
 
 #define pstrdup(str)  MemoryContextStrdup(CurrentMemoryContext, (str))
 
+/* Used for Win32 */
+void *pgport_palloc(Size sz);
+char *pgport_pstrdup(const char *str);
+void pgport_pfree(void *pointer);
+
 #endif   /* PALLOC_H */

src/port/dirmod.c

@@ -10,7 +10,7 @@
  *	Win32 (NT, Win2k, XP).	replace() doesn't work on Win95/98/Me.
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/port/dirmod.c,v 1.17 2004/08/08 05:04:41 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/port/dirmod.c,v 1.18 2004/08/08 06:44:36 momjian Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -38,6 +38,13 @@
 #undef rename
 #undef unlink
 
+#ifndef FRONTEND
+#define palloc(sz)		pgport_palloc(sz)
+#define pstrdup(str)	pgport_pstrdup(str)
+#define pfree(pointer)	pgport_pfree(pointer)
+#endif
+
+
 /*
  *	pgrename
  */