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Add debugging code to trace source of io.BUG_FD_SETSELECT_OUT_OF_RANGE (fd=-2).

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This commit is contained in:
Bram Matthys 2024-07-18 08:09:53 +02:00
parent 9232db12ae
commit b39b953b8e
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GPG key ID: BF8116B163EAAE98
2 changed files with 14 additions and 2 deletions

14
include/fdlist.h
View file

@ -34,7 +34,19 @@ extern int fd_fileopen(const char *path, unsigned int flags);
#define FD_SELECT_READ 0x1
#define FD_SELECT_WRITE 0x2
extern void fd_setselect(int fd, int flags, IOCallbackFunc iocb, void *data);
#define fd_setselect(fd, flags, iocb, data) do { \
if (fd < 0) \
{ \
unreal_log(ULOG_ERROR, "io", "BUG_FD_SETSELECT_NEGATIVE_FD", NULL, \
"[BUG] $file:$line: fd_setselect() call with negative fd $fd", \
log_data_string("file", __FILE__), \
log_data_integer("line", __LINE__), \
log_data_integer("fd", fd)); \
} else { \
fd_setselect_real(fd, flags, iocb, data); \
} \
} while(0)
extern void fd_setselect_real(int fd, int flags, IOCallbackFunc iocb, void *data);
extern void fd_select(int delay); /* backend-specific */
extern void fd_refresh(int fd); /* backend-specific */
extern void fd_fork(); /* backend-specific */

2
src/dispatch.c
View file

@ -47,7 +47,7 @@
/***************************************************************************************
* Backend-independent functions. fd_setselect() and friends *
***************************************************************************************/
void fd_setselect(int fd, int flags, IOCallbackFunc iocb, void *data)
void fd_setselect_real(int fd, int flags, IOCallbackFunc iocb, void *data)
{
FDEntry *fde;
int changed = 0;