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tcpsvd: new applet

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It's a GPL-ed 'clone' of Dan Bernstein's tcpserver.
Author: Gerrit Pape <pape@smarden.org>
http://smarden.sunsite.dk/ipsvd/
size tcpsvd.o
   text    data     bss     dec     hex filename
   2571       4      16    2591     a1f tcpsvd.o
This commit is contained in:
Denis Vlasenko
2007-04-01 01:18:20 +00:00
parent f443bffd3c
commit 2856dab477
19 changed files with 704 additions and 111 deletions
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21
include/libbb.h
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@ -266,6 +266,7 @@ char *xrealloc_getcwd_or_warn(char *cwd);
char *xmalloc_readlink_or_warn(const char *path);
char *xmalloc_realpath(const char *path);
extern void xstat(const char *filename, struct stat *buf);
/* Unlike waitpid, waits ONLY for one process,
* It's safe to pass negative 'pids' from failed [v]fork -
* wait4pid will return -1 and ECHILD in errno.
@ -274,6 +275,24 @@ extern void xstat(const char *filename, struct stat *buf);
* if (rc > 0) bb_error_msg("exit code: %d", rc);
*/
extern int wait4pid(int pid);
extern int wait_pid(int *wstat, int pid);
extern int wait_nohang(int *wstat);
//TODO: signal(sid, f) is the same? then why?
extern void sig_catch(int,void (*)(int));
//#define sig_ignore(s) (sig_catch((s), SIG_IGN))
//#define sig_uncatch(s) (sig_catch((s), SIG_DFL))
extern void sig_block(int);
extern void sig_unblock(int);
/* UNUSED: extern void sig_blocknone(void);*/
extern void sig_pause(void);
#define wait_crashed(w) ((w) & 127)
#define wait_exitcode(w) ((w) >> 8)
#define wait_stopsig(w) ((w) >> 8)
#define wait_stopped(w) (((w) & 127) == 127)
extern void xsetgid(gid_t gid);
extern void xsetuid(uid_t uid);
extern void xchdir(const char *path);
@ -340,7 +359,7 @@ len_and_sockaddr* xhost_and_af2sockaddr(const char *host, int port, sa_family_t
* NB: does NOT do htons() internally, just direct assignment. */
void set_nport(len_and_sockaddr *lsa, unsigned port);
/* Retrieve sin[6]_port or return -1 for non-INET[6] lsa's */
int get_nport(const len_and_sockaddr *lsa);
int get_nport(const struct sockaddr *sa);
/* Reverse DNS. Returns NULL on failure. */
char* xmalloc_sockaddr2host(const struct sockaddr *sa, socklen_t salen);
/* This one doesn't append :PORTNUM */