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Add on_exit(); Re-order some logic in the task shutdown sequence. Sometimes some complex logic needs to execute when closing file descriptors and this needs to happen early while the task is still healthy

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git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4354 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
2012-01-31 23:39:12 +00:00
parent ed4ee27f70
commit 35a1f247c4
13 changed files with 267 additions and 84 deletions
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apps/netutils/telnetd/telnetd_driver.c
+10 -9
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@@ -122,13 +122,14 @@ static inline void telnetd_dumpbuffer(FAR const char *msg,
#else
# define telnetd_dumpbuffer(msg,buffer,nbytes)
#endif
static void telnetd_getchar(struct telnetd_dev_s *priv, uint8_t ch,
static void telnetd_getchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
FAR char *dest, int *nread);
static ssize_t telnetd_receive(struct telnetd_dev_s *priv, FAR const char *src,
size_t srclen, FAR char *dest, size_t destlen);
static bool telnetd_putchar(struct telnetd_dev_s *priv, uint8_t ch,
static ssize_t telnetd_receive(FAR struct telnetd_dev_s *priv,
FAR const char *src, size_t srclen, FAR char *dest,
size_t destlen);
static bool telnetd_putchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
int *nwritten);
static void telnetd_sendopt(struct telnetd_dev_s *priv, uint8_t option,
static void telnetd_sendopt(FAR struct telnetd_dev_s *priv, uint8_t option,
uint8_t value);
/* Character driver methods */
@@ -190,7 +191,7 @@ static inline void telnetd_dumpbuffer(FAR const char *msg,
*
****************************************************************************/
static void telnetd_getchar(struct telnetd_dev_s *priv, uint8_t ch,
static void telnetd_getchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
FAR char *dest, int *nread)
{
register int index;
@@ -215,7 +216,7 @@ static void telnetd_getchar(struct telnetd_dev_s *priv, uint8_t ch,
*
****************************************************************************/
static ssize_t telnetd_receive(struct telnetd_dev_s *priv, FAR const char *src,
static ssize_t telnetd_receive(FAR struct telnetd_dev_s *priv, FAR const char *src,
size_t srclen, FAR char *dest, size_t destlen)
{
int nread;
@@ -336,7 +337,7 @@ static ssize_t telnetd_receive(struct telnetd_dev_s *priv, FAR const char *src,
*
****************************************************************************/
static bool telnetd_putchar(struct telnetd_dev_s *priv, uint8_t ch,
static bool telnetd_putchar(FAR struct telnetd_dev_s *priv, uint8_t ch,
int *nread)
{
register int index;
@@ -379,7 +380,7 @@ static bool telnetd_putchar(struct telnetd_dev_s *priv, uint8_t ch,
*
****************************************************************************/
static void telnetd_sendopt(struct telnetd_dev_s *priv, uint8_t option,
static void telnetd_sendopt(FAR struct telnetd_dev_s *priv, uint8_t option,
uint8_t value)
{
uint8_t optbuf[4];