[newlib-cygwin] Remove unused import/rexec.c accidentally imported by commit b6e90a06

[Corinna Vinschen <corinna at sourceware dot org>]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=9169111acfc85729f151b5f33a30738351164f83

commit 9169111acfc85729f151b5f33a30738351164f83
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Fri Aug 12 14:52:09 2016 +0200

    Remove unused import/rexec.c accidentally imported by commit b6e90a06
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/import/rexec.c | 391 -------------------------------------------
 1 file changed, 391 deletions(-)

diff --git a/winsup/cygwin/import/rexec.c b/winsup/cygwin/import/rexec.c
deleted file mode 100644
index 4e01eb6..0000000
--- a/winsup/cygwin/import/rexec.c
+++ /dev/null
@@ -1,391 +0,0 @@
-/*
- * Copyright (c) 1980, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 4. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD$
- */
-
-#if defined(LIBC_SCCS) && !defined(lint)
-static char sccsid[] = "@(#)rexec.c	8.1 (Berkeley) 6/4/93";
-#endif /* LIBC_SCCS and not lint */
-
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <sys/socket.h>
-#include <sys/param.h>
-#include <sys/stat.h>
-
-#include <netinet/in.h>
-
-#include <stdio.h>
-#include <unistd.h>
-#include <string.h>
-#include <netdb.h>
-#include <errno.h>
-#include <ctype.h>
-#include <err.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-int	rexecoptions;
-char	*getpass(), *getlogin();
-
-/*
- * Options and other state info.
- */
-struct macel {
-	char mac_name[9];	/* macro name */
-	char *mac_start;	/* start of macro in macbuf */
-	char *mac_end;		/* end of macro in macbuf */
-};
-
-int macnum;			/* number of defined macros */
-struct macel macros[16];
-char macbuf[4096];
-
-static	FILE *cfile;
-
-#define	DEFAULT	1
-#define	LOGIN	2
-#define	PASSWD	3
-#define	ACCOUNT 4
-#define MACDEF  5
-#define	ID	10
-#define	MACH	11
-
-static char tokval[100];
-
-static struct toktab {
-	char *tokstr;
-	int tval;
-} toktab[]= {
-	{ "default",	DEFAULT },
-	{ "login",	LOGIN },
-	{ "password",	PASSWD },
-	{ "passwd",	PASSWD },
-	{ "account",	ACCOUNT },
-	{ "machine",	MACH },
-	{ "macdef",	MACDEF },
-	{ NULL,		0 }
-};
-
-static int
-token()
-{
-	char *cp;
-	int c;
-	struct toktab *t;
-
-	if (feof(cfile) || ferror(cfile))
-		return (0);
-	while ((c = getc(cfile)) != EOF &&
-	    (c == '\n' || c == '\t' || c == ' ' || c == ','))
-		continue;
-	if (c == EOF)
-		return (0);
-	cp = tokval;
-	if (c == '"') {
-		while ((c = getc(cfile)) != EOF && c != '"') {
-			if (c == '\\')
-				c = getc(cfile);
-			*cp++ = c;
-		}
-	} else {
-		*cp++ = c;
-		while ((c = getc(cfile)) != EOF
-		    && c != '\n' && c != '\t' && c != ' ' && c != ',') {
-			if (c == '\\')
-				c = getc(cfile);
-			*cp++ = c;
-		}
-	}
-	*cp = 0;
-	if (tokval[0] == 0)
-		return (0);
-	for (t = toktab; t->tokstr; t++)
-		if (!strcmp(t->tokstr, tokval))
-			return (t->tval);
-	return (ID);
-}
-
-static int
-ruserpass(host, aname, apass, aacct)
-	char *host, **aname, **apass, **aacct;
-{
-	char *hdir, buf[BUFSIZ], *tmp;
-	char myname[MAXHOSTNAMELEN], *mydomain;
-	int t, i, c, usedefault = 0;
-	struct stat stb;
-
-	hdir = getenv("HOME");
-	if (hdir == NULL)
-		hdir = ".";
-	if (strlen(hdir) + 8 > sizeof(buf))
-		return (0);
-	(void) sprintf(buf, "%s/.netrc", hdir);
-	cfile = fopen(buf, "r");
-	if (cfile == NULL) {
-		if (errno != ENOENT)
-			warn("%s", buf);
-		return (0);
-	}
-	if (gethostname(myname, sizeof(myname)) < 0)
-		myname[0] = '\0';
-	if ((mydomain = strchr(myname, '.')) == NULL)
-		mydomain = "";
-next:
-	while ((t = token())) switch(t) {
-
-	case DEFAULT:
-		usedefault = 1;
-		/* FALL THROUGH */
-
-	case MACH:
-		if (!usedefault) {
-			if (token() != ID)
-				continue;
-			/*
-			 * Allow match either for user's input host name
-			 * or official hostname.  Also allow match of
-			 * incompletely-specified host in local domain.
-			 */
-			if (strcasecmp(host, tokval) == 0)
-				goto match;
-			if ((tmp = strchr(host, '.')) != NULL &&
-			    strcasecmp(tmp, mydomain) == 0 &&
-			    strncasecmp(host, tokval, tmp - host) == 0 &&
-			    tokval[tmp - host] == '\0')
-				goto match;
-			continue;
-		}
-	match:
-		while ((t = token()) && t != MACH && t != DEFAULT) switch(t) {
-
-		case LOGIN:
-			if (token())
-				if (*aname == 0) {
-					*aname = malloc((unsigned) strlen(tokval) + 1);
-					(void) strcpy(*aname, tokval);
-				} else {
-					if (strcmp(*aname, tokval))
-						goto next;
-				}
-			break;
-		case PASSWD:
-			if ((*aname == 0 || strcmp(*aname, "anonymous")) &&
-			    fstat(fileno(cfile), &stb) >= 0 &&
-			    (stb.st_mode & 077) != 0) {
-	warnx("Error: .netrc file is readable by others.");
-	warnx("Remove password or make file unreadable by others.");
-				goto bad;
-			}
-			if (token() && *apass == 0) {
-				*apass = malloc((unsigned) strlen(tokval) + 1);
-				(void) strcpy(*apass, tokval);
-			}
-			break;
-		case ACCOUNT:
-			if (fstat(fileno(cfile), &stb) >= 0
-			    && (stb.st_mode & 077) != 0) {
-	warnx("Error: .netrc file is readable by others.");
-	warnx("Remove account or make file unreadable by others.");
-				goto bad;
-			}
-			if (token() && *aacct == 0) {
-				*aacct = malloc((unsigned) strlen(tokval) + 1);
-				(void) strcpy(*aacct, tokval);
-			}
-			break;
-		case MACDEF:
-			while ((c=getc(cfile)) != EOF &&
-						(c == ' ' || c == '\t'))
-				;
-			if (c == EOF || c == '\n') {
-				printf("Missing macdef name argument.\n");
-				goto bad;
-			}
-			if (macnum == 16) {
-				printf("Limit of 16 macros have already been defined\n");
-				goto bad;
-			}
-			tmp = macros[macnum].mac_name;
-			*tmp++ = c;
-			for (i=0; i < 8 && (c=getc(cfile)) != EOF &&
-			    !isspace(c); ++i) {
-				*tmp++ = c;
-			}
-			if (c == EOF) {
-				printf("Macro definition missing null line terminator.\n");
-				goto bad;
-			}
-			*tmp = '\0';
-			if (c != '\n') {
-				while ((c=getc(cfile)) != EOF && c != '\n');
-			}
-			if (c == EOF) {
-				printf("Macro definition missing null line terminator.\n");
-				goto bad;
-			}
-			if (macnum == 0) {
-				macros[macnum].mac_start = macbuf;
-			}
-			else {
-				macros[macnum].mac_start = macros[macnum-1].mac_end + 1;
-			}
-			tmp = macros[macnum].mac_start;
-			while (tmp != macbuf + 4096) {
-				if ((c=getc(cfile)) == EOF) {
-				printf("Macro definition missing null line terminator.\n");
-					goto bad;
-				}
-				*tmp = c;
-				if (*tmp == '\n') {
-					if (*(tmp-1) == '\0') {
-					   macros[macnum++].mac_end = tmp - 1;
-					   break;
-					}
-					*tmp = '\0';
-				}
-				tmp++;
-			}
-			if (tmp == macbuf + 4096) {
-				printf("4K macro buffer exceeded\n");
-				goto bad;
-			}
-			break;
-		default:
-			warnx("Unknown .netrc keyword %s", tokval);
-			break;
-		}
-		goto done;
-	}
-done:
-	(void) fclose(cfile);
-	return (0);
-bad:
-	(void) fclose(cfile);
-	return (-1);
-}
-
-int
-rexec(ahost, rport, name, pass, cmd, fd2p)
-	char **ahost;
-	int rport;
-	char *name, *pass, *cmd;
-	int *fd2p;
-{
-	struct sockaddr_in sin, sin2, from;
-	struct hostent *hp;
-	u_short port;
-	int s, timo = 1, s3;
-	char c, *acct;
-
-	hp = gethostbyname(*ahost);
-	if (hp == 0) {
-		herror(*ahost);
-		return (-1);
-	}
-	*ahost = hp->h_name;
-	acct = NULL;
-	ruserpass(hp->h_name, &name, &pass, &acct);
-	free(acct);
-retry:
-	s = socket(AF_INET, SOCK_STREAM, 0);
-	if (s < 0) {
-		perror("rexec: socket");
-		return (-1);
-	}
-	sin.sin_family = hp->h_addrtype;
-	sin.sin_port = rport;
-	bcopy(hp->h_addr, (caddr_t)&sin.sin_addr, hp->h_length);
-	if (connect(s, (struct sockaddr *)&sin, sizeof(sin)) < 0) {
-		if (errno == ECONNREFUSED && timo <= 16) {
-			(void) close(s);
-			sleep(timo);
-			timo *= 2;
-			goto retry;
-		}
-		perror(hp->h_name);
-		return (-1);
-	}
-	if (fd2p == 0) {
-		(void) write(s, "", 1);
-		port = 0;
-	} else {
-		char num[8];
-		int s2, sin2len;
-
-		s2 = socket(AF_INET, SOCK_STREAM, 0);
-		if (s2 < 0) {
-			(void) close(s);
-			return (-1);
-		}
-		listen(s2, 1);
-		sin2len = sizeof (sin2);
-		if (getsockname(s2, (struct sockaddr *)&sin2, &sin2len) < 0 ||
-		  sin2len != sizeof (sin2)) {
-			perror("getsockname");
-			(void) close(s2);
-			goto bad;
-		}
-		port = ntohs((u_short)sin2.sin_port);
-		(void) sprintf(num, "%u", port);
-		(void) write(s, num, strlen(num)+1);
-		{ int len = sizeof (from);
-		  s3 = accept(s2, (struct sockaddr *)&from, &len);
-		  close(s2);
-		  if (s3 < 0) {
-			perror("accept");
-			port = 0;
-			goto bad;
-		  }
-		}
-		*fd2p = s3;
-	}
-	(void) write(s, name, strlen(name) + 1);
-	/* should public key encypt the password here */
-	(void) write(s, pass, strlen(pass) + 1);
-	(void) write(s, cmd, strlen(cmd) + 1);
-	if (read(s, &c, 1) != 1) {
-		perror(*ahost);
-		goto bad;
-	}
-	if (c != 0) {
-		while (read(s, &c, 1) == 1) {
-			(void) write(2, &c, 1);
-			if (c == '\n')
-				break;
-		}
-		goto bad;
-	}
-	return (s);
-bad:
-	if (port)
-		(void) close(*fd2p);
-	(void) close(s);
-	return (-1);
-}