circlecloud/proxychains-ng
1
0
Fork 0
mirror of https://github.com/rofl0r/proxychains-ng.git synced 2024-12-21 19:58:47 +00:00
Code Issues Projects Releases Wiki Activity

proxy_dns_old: use pipe2 if available, else O_CLOEXEC

Browse Source 
make the old code a little less lame
This commit is contained in:
rofl0r 2020-09-21 10:46:38 +01:00
parent 2ab631918d
commit e6c4764660
1 changed files with 11 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/core.c
View File

@ -756,7 +756,7 @@ struct hostent* proxy_gethostbyname_old(const char *name)
char buff[256];
in_addr_t addr;
pid_t pid;
int status;
int status, ret;
size_t l;
struct hostent* hp;
@ -775,8 +775,17 @@ struct hostent* proxy_gethostbyname_old(const char *name)
while ((hp=gethostent()))
if (!strcmp(hp->h_name,name))
return hp;
#ifdef HAVE_PIPE2
ret = pipe2(pipe_fd, O_CLOEXEC);
#else
ret = pipe(pipe_fd);
if(ret == 0) {
fcntl(pipe_fd[0], F_SETFD, FD_CLOEXEC);
fcntl(pipe_fd[1], F_SETFD, FD_CLOEXEC);
}
#endif
if(pipe(pipe_fd))
if(ret)
goto err;
pid = fork();
switch(pid) {