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perl-5.28.2-2.mga7.src.rpm

From 0424723402ef153af8ee44222315d9b6a818d1ba Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Tue, 2 Jul 2019 15:22:26 +1000
Subject: [PATCH 2/3] (perl #134221) support append mode temp files on Win32
 too
MIME-Version: 1.0
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Signed-off-by: Petr Písař <ppisar@redhat.com>
---
 perlio.c         |  2 +-
 win32/win32.c    | 10 +++++++++-
 win32/win32iop.h |  1 +
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/perlio.c b/perlio.c
index a737e79e02..81ebc156ad 100644
--- a/perlio.c
+++ b/perlio.c
@@ -5059,7 +5059,7 @@ PerlIO_tmpfile_flags(int imode)
 #endif
      PerlIO *f = NULL;
 #ifdef WIN32
-     const int fd = win32_tmpfd();
+     const int fd = win32_tmpfd_mode(imode);
      if (fd >= 0)
 	  f = PerlIO_fdopen(fd, "w+b");
 #elif ! defined(VMS) && ! defined(OS2)
diff --git a/win32/win32.c b/win32/win32.c
index 8104d864c2..91fdffe09b 100644
--- a/win32/win32.c
+++ b/win32/win32.c
@@ -2907,10 +2907,18 @@ win32_rewind(FILE *pf)
 
 DllExport int
 win32_tmpfd(void)
+{
+    return win32_tmpfd_mode(0);
+}
+
+DllExport int
+win32_tmpfd_mode(int mode)
 {
     char prefix[MAX_PATH+1];
     char filename[MAX_PATH+1];
     DWORD len = GetTempPath(MAX_PATH, prefix);
+    mode &= ~( O_ACCMODE | O_CREAT | O_EXCL );
+    mode |= O_RDWR;
     if (len && len < MAX_PATH) {
 	if (GetTempFileName(prefix, "plx", 0, filename)) {
 	    HANDLE fh = CreateFile(filename,
@@ -2922,7 +2930,7 @@ win32_tmpfd(void)
 				   | FILE_FLAG_DELETE_ON_CLOSE,
 				   NULL);
 	    if (fh != INVALID_HANDLE_VALUE) {
-		int fd = win32_open_osfhandle((intptr_t)fh, 0);
+		int fd = win32_open_osfhandle((intptr_t)fh, mode);
 		if (fd >= 0) {
 		    PERL_DEB(dTHX;)
 		    DEBUG_p(PerlIO_printf(Perl_debug_log,
diff --git a/win32/win32iop.h b/win32/win32iop.h
index 53330e5951..559e1f9cd2 100644
--- a/win32/win32iop.h
+++ b/win32/win32iop.h
@@ -64,6 +64,7 @@ DllExport  int		win32_fgetpos(FILE *pf,fpos_t *p);
 DllExport  int		win32_fsetpos(FILE *pf,const fpos_t *p);
 DllExport  void		win32_rewind(FILE *pf);
 DllExport  int		win32_tmpfd(void);
+DllExport  int		win32_tmpfd_mode(int mode);
 DllExport  FILE*	win32_tmpfile(void);
 DllExport  void		win32_abort(void);
 DllExport  int  	win32_fstat(int fd,Stat_t *sbufptr);
-- 
2.20.1