urshd: fix indentation

This changes only whitespace, and adds a vim modeline to pin down the
code style.

Signed-off-by: Roland Hieber <r.hieber@pengutronix.de>

1 files changed, 83 insertions, 82 deletions

diff --git a/src/urshd.c b/src/urshd.c
index a0af916..ddcf86f 100644
--- a/src/urshd.c
+++ b/src/urshd.c
@@ -121,7 +121,7 @@ static char homedir[64] = "HOME=";
 static char shell[64] = "SHELL=";
 static char path[100] = "PATH=";
 static char *envinit[] = {homedir, shell, path, username, NULL};
-extern	char **environ;
+extern char **environ;
 
 static void error(const char *fmt, ...);
 static void doit(struct sockaddr_in6 *fromp);
@@ -190,104 +190,104 @@ fatal(const char *fmt, ...)
 static void
 error(const char *fmt, ...)
 {
-    va_list ap;
-    char buf[BUFSIZ], *bp = buf;
+	va_list ap;
+	char buf[BUFSIZ], *bp = buf;
 
-    if (sent_null == 0) {
-	    *bp++ = 1;
-    }
+	if (sent_null == 0) {
+		*bp++ = 1;
+	}
 
-    va_start(ap, fmt);
-    vsnprintf(bp, sizeof(buf) - 1, fmt, ap);
-    va_end(ap);
+	va_start(ap, fmt);
+	vsnprintf(bp, sizeof(buf) - 1, fmt, ap);
+	va_end(ap);
 
-    if (write(2, buf, strlen(buf)) != 0) {
-        fatal("error: write: %m");
-    }
+	if (write(2, buf, strlen(buf)) != 0) {
+		fatal("error: write: %m");
+	}
 }
 
 static void
 getstr(char *buf, int cnt, const char *err)
 {
-    char c;
-    do {
-	if (read(0, &c, 1) != 1) exit(1);
-	*buf++ = c;
-	if (--cnt == 0) {
-	    error("%s too long\n", err);
-	    exit(1);
-	}
-    } while (c != 0);
+	char c;
+	do {
+		if (read(0, &c, 1) != 1) exit(1);
+		*buf++ = c;
+		if (--cnt == 0) {
+			error("%s too long\n", err);
+			exit(1);
+		}
+	} while (c != 0);
 }
 
 static int
 getint(void)
 {
-    int port = 0;
-    char c;
-    do {
-	if (read(0, &c, 1) != 1)
-		exit(1);
-	if (isascii(c) && isdigit(c))
-		port = port*10 + c-'0';
-    } while (c != 0);
-    return port;
+	int port = 0;
+	char c;
+	do {
+		if (read(0, &c, 1) != 1)
+			exit(1);
+		if (isascii(c) && isdigit(c))
+			port = port*10 + c-'0';
+	} while (c != 0);
+	return port;
 }
 
 static void
 stderr_parent(int sock, int pype, int pid)
 {
-    fd_set ready, readfrom;
-    char buf[BUFSIZ], sig;
-    int one = 1;
-    int nfd, cc, guys=2;
-
-    ioctl(pype, FIONBIO, (char *)&one);
-    /* should set s nbio! */
-
-    FD_ZERO(&readfrom);
-    FD_SET(sock, &readfrom);
-    FD_SET(pype, &readfrom);
-
-    if (pype > sock)
-	    nfd = pype+1;
-    else
-	    nfd = sock+1;
-
-    while (guys > 0) {
-	ready = readfrom;
-	if (select(nfd, &ready, NULL, NULL, NULL) < 0) {
-	   if (errno != EINTR) {
-	      break;
-	   }
-	   continue;
-	}
-	if (FD_ISSET(sock, &ready)) {
-	    cc = read(sock, &sig, 1);
-	    if (cc <= 0) {
-	       FD_CLR(sock, &readfrom);
-	       guys--;
-	    } else
-		killpg(pid, sig);
-	}
-	if (FD_ISSET(pype, &ready)) {
-	    cc = read(pype, buf, sizeof(buf));
-	    if (cc <= 0) {
-		shutdown(sock, 2);
-		FD_CLR(pype, &readfrom);
-		guys--;
-	    } else {
-		if (write(sock, buf, cc) != 0) {
-		    fatal("stderr_parent: %m");
+	fd_set ready, readfrom;
+	char buf[BUFSIZ], sig;
+	int one = 1;
+	int nfd, cc, guys=2;
+
+	ioctl(pype, FIONBIO, (char *)&one);
+	/* should set s nbio! */
+
+	FD_ZERO(&readfrom);
+	FD_SET(sock, &readfrom);
+	FD_SET(pype, &readfrom);
+
+	if (pype > sock)
+		nfd = pype+1;
+	else
+		nfd = sock+1;
+
+	while (guys > 0) {
+		ready = readfrom;
+		if (select(nfd, &ready, NULL, NULL, NULL) < 0) {
+			if (errno != EINTR) {
+				break;
+			}
+			continue;
+		}
+		if (FD_ISSET(sock, &ready)) {
+			cc = read(sock, &sig, 1);
+			if (cc <= 0) {
+				FD_CLR(sock, &readfrom);
+				guys--;
+			} else
+				killpg(pid, sig);
+		}
+		if (FD_ISSET(pype, &ready)) {
+			cc = read(pype, buf, sizeof(buf));
+			if (cc <= 0) {
+				shutdown(sock, 2);
+				FD_CLR(pype, &readfrom);
+				guys--;
+			} else {
+				if (write(sock, buf, cc) != 0) {
+					fatal("stderr_parent: %m");
+				}
+			}
 		}
-	    }
 	}
-    }
 
-    close(sock);
-    close(pype);
+	close(sock);
+	close(pype);
 
-    exit(0);
+	exit(0);
 }
 
 static void
@@ -322,7 +322,7 @@ doit(struct sockaddr_in6 *fromp)
 		}
 		fromp->sin6_port = htons(port);
 		if (connect(sock, (struct sockaddr *)fromp,
-			    sizeof(*fromp)) < 0) {
+		            sizeof(*fromp)) < 0) {
 			syslog(LOG_INFO, "connect second port: %m");
 			exit(1);
 		}
@@ -386,13 +386,13 @@ doit(struct sockaddr_in6 *fromp)
 
 	theshell = pwd->pw_shell;
 	if (!theshell || !*theshell) {
-	    /* shouldn't we deny access? */
-	    theshell = _PATH_BSHELL;
+		/* shouldn't we deny access? */
+		theshell = _PATH_BSHELL;
 	}
 
 #if BSD > 43
 	if (setlogin(pwd->pw_name) < 0) {
-	    syslog(LOG_ERR, "setlogin() failed: %m");
+		syslog(LOG_ERR, "setlogin() failed: %m");
 	}
 #endif
 	if (setgid(pwd->pw_gid)) {
@@ -429,7 +429,7 @@ doit(struct sockaddr_in6 *fromp)
 	endpwent();
 
 	if (0) {
-	    syslog(LOG_INFO|LOG_AUTH, "%s as %s: cmd='%s'", remuser, locuser, cmdbuf);
+		syslog(LOG_INFO|LOG_AUTH, "%s as %s: cmd='%s'", remuser, locuser, cmdbuf);
 	}
 
 	/*
@@ -650,3 +650,4 @@ main(int argc, char *argv[])
 	mainloop();
 	return 0;
 }
+/* vim: set ft=c ts=8 noet */