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Add pipe()

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@779 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2008-07-26 13:12:11 +00:00
parent 048d0bd45e
commit b918dac0c3
10 changed files with 898 additions and 411 deletions
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include/unistd.h
+7 -5
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@@ -121,7 +121,7 @@ EXTERN int optopt; /* unrecognized option character */
/* Task Control Interfaces */
EXTERN pid_t getpid(void);
EXTERN void _exit(int status) noreturn_function;
EXTERN void _exit(int status) noreturn_function;
EXTERN unsigned int sleep(unsigned int seconds);
EXTERN void usleep(unsigned long usec);
@@ -135,15 +135,17 @@ EXTERN off_t lseek(int fd, off_t offset, int whence);
EXTERN int read(int fd, FAR void *buf, unsigned int nbytes);
EXTERN int write(int fd, FAR const void *buf, unsigned int nbytes);
/* Special devices */
EXTERN int pipe(int filedes[2]);
/* File path operations */
EXTERN int unlink(FAR const char *pathname);
EXTERN int rmdir(FAR const char *pathname);
EXTERN int unlink(FAR const char *pathname);
EXTERN int rmdir(FAR const char *pathname);
/* Other */
EXTERN int getopt(int argc, FAR char *const argv[], FAR const char *optstring);
EXTERN int pipe(int filedes[2]);
EXTERN int getopt(int argc, FAR char *const argv[], FAR const char *optstring);
#undef EXTERN
#if defined(__cplusplus)