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Use errno value of first openp failure

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Fixes this testsuite fail on Windows:
FAIL: gdb.base/bad-file.exp: directory

If both tries to open the file fail (without and with ".exe"), use the
errno value of the first try.

gdb/ChangeLog:

2020-05-27  Hannes Domani  <ssbssa@yahoo.de>

	* exec.c (exec_file_attach): Use errno value of first openp failure.
This commit is contained in:
Hannes Domani 2020-05-13 12:41:51 +02:00
parent 6479bf854a
commit 96445f0b66
2 changed files with 7 additions and 0 deletions
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4
gdb/ChangeLog
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@ -1,3 +1,7 @@
2020-05-27 Hannes Domani <ssbssa@yahoo.de>
* exec.c (exec_file_attach): Use errno value of first openp failure.
2020-05-27 Hannes Domani <ssbssa@yahoo.de>
* nat/windows-nat.c (windows_thread_info::~windows_thread_info):

3
gdb/exec.c
View File

@ -435,6 +435,7 @@ exec_file_attach (const char *filename, int from_tty)
#if defined(__GO32__) || defined(_WIN32) || defined(__CYGWIN__)
if (scratch_chan < 0)
{
int first_errno = errno;
char *exename = (char *) alloca (strlen (filename) + 5);
strcat (strcpy (exename, filename), ".exe");
@ -443,6 +444,8 @@ exec_file_attach (const char *filename, int from_tty)
O_RDWR | O_BINARY
: O_RDONLY | O_BINARY,
&scratch_storage);
if (scratch_chan < 0)
errno = first_errno;
}
#endif
if (scratch_chan < 0)