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Improved setnonblocking() to set the flag on or off instead of just on.

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This commit is contained in:
Jef Poskanzer 2013-03-12 13:05:50 -07:00
parent 65db384358
commit 0f53b154a3
2 changed files with 6 additions and 3 deletions
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7
src/net.c
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@ -337,7 +337,7 @@ set_tcp_options(int sock, int no_delay, int mss)
/****************************************************************************/
int
setnonblocking(int fd)
setnonblocking(int fd, int nonblocking)
{
int flags, newflags;
@ -346,7 +346,10 @@ setnonblocking(int fd)
perror("fcntl(F_GETFL)");
return -1;
}
newflags = flags | (int) O_NONBLOCK;
if (nonblocking)
newflags = flags | (int) O_NONBLOCK;
else
newflags = flags & ~((int) O_NONBLOCK);
if (newflags != flags)
if (fcntl(fd, F_SETFL, newflags) < 0) {
perror("fcntl(F_SETFL)");

2
src/net.h
View File

@ -18,7 +18,7 @@ int has_sendfile(void);
int Nsendfile(int fromfd, int tofd, const char *buf, size_t count) /* __attribute__((hot)) */;
int getsock_tcp_mss(int inSock);
int set_tcp_options(int sock, int no_delay, int mss);
int setnonblocking(int fd);
int setnonblocking(int fd, int nonblocking);
#define NET_SOFTERROR -1
#define NET_HARDERROR -2