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.
This commit is contained in:
Bruce Momjian 2004-08-08 06:44:36 +00:00
parent 881ea47d24
commit 7ee3c35152
5 changed files with 72 additions and 6 deletions

View File

@ -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

View File

@ -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);

View File

@ -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);

View File

@ -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 */

View File

@ -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
*/