©2004 by Marc J. Rochkind. All rights reserved. Portions marked "Open Source" may be copied under license.

 

                 

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c4/x4.c File Reference

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Detailed Description

Miscellaneous examples for Chap. 4 [Chap. 4].

Definition in file x4.c.

Go to the source code of this file.

Defines
#define	EMPTY   '\0'
#define	MAXFDS   100
Enumerations
enum	CR_STATUS { CR_READY, CR_NOTREADY, CR_EOF }
Functions
bool	getln (char *s, ssize_t max, bool *iseof)
bool	getln2 (char *s, ssize_t max, bool *iseof)
void	test_setblock (void)
void	test_setblock2 (void)
void	test_Bfdopen (void)
bool	cready (CR_STATUS *statusp)
bool	cget (CR_STATUS *statusp, int *cp)
int	readany (int fds[], int nfds, int *whichp)
int	readany2 (int fds[], int nfds, int *whichp)
int	readany3 (int fds[], int nfds, int *whichp)
void	readany_test (void)
void	readany_test2 (void)
void	readany_test3 (void)
int	main (void)
Variables
unsigned char	cbuf = EMPTY

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Define Documentation

#define EMPTY   '\0'

Definition at line 191 of file x4.c. Referenced by cget(), and cready().

#define MAXFDS   100

Definition at line 319 of file x4.c. Referenced by readany3().

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Enumeration Type Documentation

enum CR_STATUS

Enumeration values: CR_READY  CR_NOTREADY  CR_EOF  Definition at line 193 of file x4.c. Referenced by main().

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Function Documentation

bool cget (  CR_STATUS *  statusp, int *  cp )

Definition at line 224 of file x4.c. References cbuf, CR_EOF, CR_READY, EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, EMPTY, errno, read(), and setblock(). Referenced by main().

bool cready (  CR_STATUS *  statusp  )

Definition at line 195 of file x4.c. References cbuf, CR_EOF, CR_NOTREADY, CR_READY, EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, EMPTY, errno, read(), and setblock(). Referenced by main().

bool getln (  char *  s, ssize_t  max, bool *  iseof )

Definition at line 27 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, and read(). Referenced by main(), and test_setblock2().

bool getln2 (  char *  s, ssize_t  max, bool *  iseof )

Definition at line 53 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, errno, and read(). Referenced by main().

int main (  void   )

Definition at line 427 of file x4.c. References cget(), CR_EOF, CR_NOTREADY, CR_READY, CR_STATUS, cready(), EC_CLEANUP_BGN, EC_CLEANUP_END, ec_false, exit(), FD_ISSET(), FD_SET(), FD_ZERO(), getln(), getln2(), readany_test2(), set(), and setblock().

int readany (  int  fds[], int  nfds, int *  whichp )

Definition at line 256 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, errno, read(), setblock(), and sleep(). Referenced by readany_test().

int readany2 (  int  fds[], int  nfds, int *  whichp )

Definition at line 286 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_neg1, errno, FD_ISSET(), FD_SET(), FD_ZERO(), read(), and select(). Referenced by readany_test2().

int readany3 (  int  fds[], int  nfds, int *  whichp )

Definition at line 321 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_neg1, errno, pollfd::events, pollfd::fd, MAXFDS, poll(), read(), and pollfd::revents. Referenced by readany_test3().

void readany_test (  void   )  [static]

Definition at line 355 of file x4.c. References close(), EC_CLEANUP, EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FLUSH, ec_neg1, open(), and readany().

void readany_test2 (  void   )  [static]

Definition at line 379 of file x4.c. References close(), EC_CLEANUP, EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FLUSH, ec_neg1, open(), and readany2(). Referenced by main().

void readany_test3 (  void   )  [static]

Definition at line 403 of file x4.c. References close(), EC_CLEANUP, EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FLUSH, ec_neg1, open(), and readany3().

void test_Bfdopen (  void   )  [static]

Definition at line 145 of file x4.c. References Bclose(), Bfdopen(), Bgetc(), EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_false, EC_FLUSH, ec_null, and errno.

void test_setblock (  void   )  [static]

Definition at line 85 of file x4.c. References difftime(), EC_CLEANUP_BGN, EC_CLEANUP_END, EC_FAIL, ec_false, EC_FLUSH, ec_neg1, errno, read(), setblock(), sleep(), and time().

void test_setblock2 (  void   )  [static]

Definition at line 123 of file x4.c. References EC_CLEANUP_BGN, EC_CLEANUP_END, ec_false, EC_FLUSH, getln(), and setblock().

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Variable Documentation

unsigned char cbuf = EMPTY [static]

Definition at line 192 of file x4.c. Referenced by cget(), and cready().

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