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* ui-file.c (stdio_file_read): Call gdb_select before read.

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Daniel Jacobowitz 2009-11-13 22:54:42 +00:00
parent f6838f8147
commit ad960ed22e
2 changed files with 18 additions and 0 deletions
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4
gdb/ChangeLog
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@ -1,3 +1,7 @@
2009-11-13 Daniel Jacobowitz <dan@codesourcery.com>
* ui-file.c (stdio_file_read): Call gdb_select before read.
2009-11-13 Maciej W. Rozycki <macro@codesourcery.com>
* mips-tdep.c (mips_insn16_frame_this_id): Mark the outermost

14
gdb/ui-file.c
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@ -23,6 +23,7 @@
#include "defs.h"
#include "ui-file.h"
#include "gdb_string.h"
#include "gdb_select.h"
#include <errno.h>
@ -471,6 +472,19 @@ stdio_file_read (struct ui_file *file, char *buf, long length_buf)
if (stdio->magic != &stdio_file_magic)
internal_error (__FILE__, __LINE__,
_("stdio_file_read: bad magic number"));
/* For the benefit of Windows, call gdb_select before reading from
the file. Wait until at least one byte of data is available.
Control-C can interrupt gdb_select, but not read. */
{
int fd = fileno (stdio->file);
fd_set readfds;
FD_ZERO (&readfds);
FD_SET (fd, &readfds);
if (gdb_select (fd + 1, &readfds, NULL, NULL, NULL) == -1)
return -1;
}
return read (fileno (stdio->file), buf, length_buf);
}