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- Doing open(O_WRONLY) and then fdopen("w+") will now fail with

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"Invalid Argument" whereas former glibcs would succeed. So now
  do open(O_RDWR).
- Print error message when open(2) fails.
- Add debugging traces in open_outfile.

OBS-URL: https://build.opensuse.org/package/show/Archiving/unzip?expand=0&rev=9
This commit is contained in:
Philipp Thomas 2010-06-25 16:34:00 +00:00 committed by Git OBS Bridge
parent ae7f693109
commit f55ede6623
2 changed files with 51 additions and 8 deletions
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50
unzip-open_missing_mode.patch
View File

@ -1,7 +1,7 @@
Index: fileio.c
===================================================================
--- fileio.c.orig 2010-05-21 14:25:41.384590892 +0200
+++ fileio.c 2010-05-21 14:32:27.459889721 +0200
--- fileio.c.orig 2009-04-20 02:03:44.000000000 +0200
+++ fileio.c 2010-06-25 18:32:49.960030697 +0200
@@ -71,6 +71,11 @@
#include "crc32.h"
#include "crypt.h"
@ -9,8 +9,8 @@ Index: fileio.c
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+
+
+
/* setup of codepage conversion for decryption passwords */
#if CRYPT
@ -22,22 +22,56 @@ Index: fileio.c
#ifdef DLL
if (G.redirect_data)
return (redirect_outfile(__G) == FALSE);
@@ -454,13 +460,16 @@ int open_outfile(__G) /* retur
@@ -448,23 +454,48 @@ int open_outfile(__G) /* retur
return 1; /* with "./" fix in checkdir(), should never reach here */
}
#endif /* NOVELL_BUG_FAILSAFE */
- Trace((stderr, "open_outfile: doing fopen(%s) for writing\n",
- FnFilter1(G.filename)));
{
#if defined(ATH_BE_UNX) || defined(AOS_VS) || defined(QDOS) || defined(TANDEM)
mode_t umask_sav = umask(0077);
#endif
+ fd = open(G.filename, O_WRONLY | O_LARGEFILE | O_CREAT,
+ /* 0644 in portable POSIX notation: */
+ S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+
+#if defined(SYMLINKS) || defined(QLZIP)
+ fd = open(G.filename, O_RDWR | O_LARGEFILE | O_CREAT,
+ /* 0644 in portable POSIX notation: */
+ S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+#else
+ fd = open(G.filename, O_WRONLY | O_LARGEFILE | O_CREAT,
+ /* 0644 in portable POSIX notation: */
+ S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+#endif
+ Trace((stderr, "open_outfile: open(%s, O_WRONLY | O_LARGEFILE | O_CREAT) returned %d\n",
+ FnFilter1(G.filename), fd));
+
+ if (fd < 0) {
+ Info(slide, 0x401, ((char *)slide, LoadFarString(CannotCreateFile),
+ FnFilter1(G.filename), strerror(errno)));
+ return 1;
+ }
#if defined(SYMLINKS) || defined(QLZIP)
/* These features require the ability to re-read extracted data from
the output files. Output files are created with Read&Write access.
*/
- G.outfile = zfopen(G.filename, FOPWR);
+
+ G.outfile = zfdopen(fd, FOPWR);
+
+ Trace((stderr, "open_outfile: doing fdopen(%s, FOPWR) returned %p\n",
+ G.outfile));
#else
- G.outfile = zfopen(G.filename, FOPW);
+ G.outfile = zfdopen(fd, FOPW);
+
+ Trace((stderr, "open_outfile: doing fdopen(%s, FOPW) returned %p\n",
+ G.outfile));
#endif
#if defined(ATH_BE_UNX) || defined(AOS_VS) || defined(QDOS) || defined(TANDEM)
umask(umask_sav);
#endif
+ if (G.outfile == NULL && fd != 0)
+ unlink(G.filename);
}
if (G.outfile == (FILE *)NULL) {
Info(slide, 0x401, ((char *)slide, LoadFarString(CannotCreateFile),

9
unzip.changes
View File

@ -1,3 +1,12 @@
-------------------------------------------------------------------
Fri Jun 25 18:21:34 CEST 2010 - pth@suse.de
- Doing open(O_WRONLY) and then fdopen("w+") will now fail with
"Invalid Argument" whereas former glibcs would succeed. So now
do open(O_RDWR).
- Print error message when open(2) fails.
- Add debugging traces in open_outfile.
-------------------------------------------------------------------
Fri May 21 16:39:24 CEST 2010 - pth@suse.de