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added a task begin extension for unix simulator configurations. This extension

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insures that stdout is line buffered (see setvbuf).
This commit is contained in:
Joel Sherrill
1996-01-19 22:20:40 +00:00
parent 05e4e4197e
commit eaa442fc46
3 changed files with 75 additions and 0 deletions
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25
c/src/exec/libcsupport/src/newlibc.c
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@@ -46,6 +46,10 @@
#include <sys/reent.h> /* for extern of _REENT (aka _impure_ptr) */
#ifdef RTEMS_UNIX
#include <stdio.h> /* for setvbuf() */
#endif
#include "internal.h"
#define LIBC_NOTEPAD RTEMS_NOTEPAD_LAST
@@ -110,6 +114,24 @@ libc_start_hook(rtems_tcb *current_task,
MY_task_set_note(starting_task, LIBC_NOTEPAD, (rtems_unsigned32) ptr);
}
/*
* Called for all user TASKS (system tasks are SYSI and IDLE)
*
* NOTE: When using RTEMS fake stat, fstat, and isatty, all output
* is line buffered so this setvbuf is not necessary. This
* setvbuf insures that we can redirect the output of a test
* on the UNIX simulator and it is in the same order as for a
* real target.
*/
#ifdef RTEMS_UNIX
rtems_extension
libc_begin_hook(rtems_tcb *current_task)
{
setvbuf( stdout, NULL, _IOLBF, BUFSIZ );
}
#endif
rtems_extension
libc_switch_hook(rtems_tcb *current_task,
rtems_tcb *heir_task)
@@ -244,6 +266,9 @@ libc_init(int reentrant)
libc_extension.thread_create = libc_create_hook;
libc_extension.thread_start = libc_start_hook;
#ifdef RTEMS_UNIX
libc_extension.thread_begin = libc_begin_hook;
#endif
libc_extension.thread_switch = libc_switch_hook;
libc_extension.thread_delete = libc_delete_hook;

25
c/src/lib/libc/newlibc.c
View File

@@ -46,6 +46,10 @@
#include <sys/reent.h> /* for extern of _REENT (aka _impure_ptr) */
#ifdef RTEMS_UNIX
#include <stdio.h> /* for setvbuf() */
#endif
#include "internal.h"
#define LIBC_NOTEPAD RTEMS_NOTEPAD_LAST
@@ -110,6 +114,24 @@ libc_start_hook(rtems_tcb *current_task,
MY_task_set_note(starting_task, LIBC_NOTEPAD, (rtems_unsigned32) ptr);
}
/*
* Called for all user TASKS (system tasks are SYSI and IDLE)
*
* NOTE: When using RTEMS fake stat, fstat, and isatty, all output
* is line buffered so this setvbuf is not necessary. This
* setvbuf insures that we can redirect the output of a test
* on the UNIX simulator and it is in the same order as for a
* real target.
*/
#ifdef RTEMS_UNIX
rtems_extension
libc_begin_hook(rtems_tcb *current_task)
{
setvbuf( stdout, NULL, _IOLBF, BUFSIZ );
}
#endif
rtems_extension
libc_switch_hook(rtems_tcb *current_task,
rtems_tcb *heir_task)
@@ -244,6 +266,9 @@ libc_init(int reentrant)
libc_extension.thread_create = libc_create_hook;
libc_extension.thread_start = libc_start_hook;
#ifdef RTEMS_UNIX
libc_extension.thread_begin = libc_begin_hook;
#endif
libc_extension.thread_switch = libc_switch_hook;
libc_extension.thread_delete = libc_delete_hook;