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Fix usleep(3) return type to be POSIX-compliant.

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POSIX usleep(3) returns 0 on successful completion, -1 otherwise:
  http://www.opengroup.org/onlinepubs/007908799/xsh/usleep.html

This was found by an external user porting native code:
  http://groups.google.com/group/android-porting/browse_thread/thread/674848f001db0292
This commit is contained in:
Elliott Hughes
2009-12-14 17:07:19 -08:00
parent 278d960aae
commit 99d7907611
2 changed files with 8 additions and 5 deletions
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2
libc/include/unistd.h
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@@ -145,7 +145,7 @@ extern int ftruncate(int, off_t);
extern int pause(void);
extern unsigned int alarm(unsigned int);
extern unsigned int sleep(unsigned int);
extern void usleep(unsigned long);
extern int usleep(unsigned long);
extern int gethostname(char *, size_t);
extern int sethostname(const char *, size_t);