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Commit3a6e2ff

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Fix things so that fopen's, not only open's, pass FILE_SHARE_DELETE
and other special flags on Windows. May fix intermittent 'Permissiondenied' errors. Magnus Hagander
1 parentf6d7ef0 commit3a6e2ff

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2 files changed

+35
-5
lines changed

2 files changed

+35
-5
lines changed

‎src/include/port.h

Lines changed: 6 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
77
* Portions Copyright (c) 1994, Regents of the University of California
88
*
9-
* $PostgreSQL: pgsql/src/include/port.h,v 1.96 2006/08/18 15:47:08 momjian Exp $
9+
* $PostgreSQL: pgsql/src/include/port.h,v 1.97 2006/08/30 18:06:27 tgl Exp $
1010
*
1111
*-------------------------------------------------------------------------
1212
*/
@@ -264,12 +264,15 @@ extern bool rmtree(char *path, bool rmtopdir);
264264

265265
#if defined(WIN32)&& !defined(__CYGWIN__)
266266

267-
/* open() replacement to allow delete of held files and passing
268-
* of special options. */
267+
/* open() and fopen() replacements to allow deletion of open files and
268+
* passing of other special options.
269+
*/
269270
externintpgwin32_open(constchar*,int,...);
271+
externFILE*pgwin32_fopen(constchar*,constchar*);
270272

271273
#ifndefFRONTEND
272274
#defineopen(a,b,c)pgwin32_open(a,b,c)
275+
#definefopen(a,b) pgwin32_fopen(a,b)
273276
#endif
274277

275278
#definepopen(a,b) _popen(a,b)

‎src/port/open.c

Lines changed: 29 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@
66
*
77
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
88
*
9-
* $PostgreSQL: pgsql/src/port/open.c,v 1.13 2006/06/25 00:18:24 momjian Exp $
9+
* $PostgreSQL: pgsql/src/port/open.c,v 1.14 2006/08/3018:06:27 tgl Exp $
1010
*
1111
*-------------------------------------------------------------------------
1212
*/
@@ -19,7 +19,6 @@
1919
#include<fcntl.h>
2020
#include<assert.h>
2121

22-
intpgwin32_open(constchar*fileName,intfileFlags,...);
2322

2423
staticint
2524
openFlagsToCreateFileFlags(intopenFlags)
@@ -112,4 +111,32 @@ pgwin32_open(const char *fileName, int fileFlags,...)
112111
returnfd;
113112
}
114113

114+
FILE*
115+
pgwin32_fopen(constchar*fileName,constchar*mode)
116+
{
117+
intopenmode=0;
118+
intfd;
119+
120+
if (strstr(mode,"r+"))
121+
openmode |=O_RDWR;
122+
elseif (strchr(mode,'r'))
123+
openmode |=O_RDONLY;
124+
if (strstr(mode,"w+"))
125+
openmode |=O_RDWR |O_CREAT |O_TRUNC;
126+
elseif (strchr(mode,'w'))
127+
openmode |=O_WRONLY |O_CREAT |O_TRUNC;
128+
if (strchr(mode,'a'))
129+
openmode |=O_WRONLY |O_APPEND;
130+
131+
if (strchr(mode,'b'))
132+
openmode |=O_BINARY;
133+
if (strchr(mode,'t'))
134+
openmode |=O_TEXT;
135+
136+
fd=pgwin32_open(fileName,openmode);
137+
if (fd==-1)
138+
returnNULL;
139+
return_fdopen(fd,mode);
140+
}
141+
115142
#endif

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