When fopen()ing internal to libc (the API doesn't support the use

of the resulting FILE *), then pass fopen() the 'e' mode letter to
mark it close-on-exec.

ok miod@

17 files changed, 42 insertions, 42 deletions

diff --git a/lib/libc/asr/asr.c b/lib/libc/asr/asr.c
index eceec10804f..0498d26d3a4 100644
--- a/lib/libc/asr/asr.c
+++ b/lib/libc/asr/asr.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: asr.c,v 1.33 2014/03/26 18:13:15 eric Exp $	*/
+/*	$OpenBSD: asr.c,v 1.34 2014/09/15 06:15:48 guenther Exp $	*/
 /*
  * Copyright (c) 2010-2012 Eric Faurot <eric@openbsd.org>
  *
@@ -695,7 +695,7 @@ asr_ctx_from_file(struct asr_ctx *ac, const char *path)
 	char	 buf[4096];
 	ssize_t	 r;
 
-	cf = fopen(path, "r");
+	cf = fopen(path, "re");
 	if (cf == NULL)
 		return (-1);
 
@@ -920,7 +920,7 @@ asr_hostalias(struct asr_ctx *ac, const char *name, char *abuf, size_t abufsz)
 	    asr_ndots(name) != 0 ||
 	    issetugid() ||
 	    (file = getenv("HOSTALIASES")) == NULL ||
-	    (fp = fopen(file, "r")) == NULL)
+	    (fp = fopen(file, "re")) == NULL)
 		return (NULL);
 
 	DPRINT("asr: looking up aliases in \"%s\"\n", file);
diff --git a/lib/libc/asr/getaddrinfo_async.c b/lib/libc/asr/getaddrinfo_async.c
index 1a4e7330214..1d79c8298d1 100644
--- a/lib/libc/asr/getaddrinfo_async.c
+++ b/lib/libc/asr/getaddrinfo_async.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getaddrinfo_async.c,v 1.29 2014/07/23 21:26:25 eric Exp $	*/
+/*	$OpenBSD: getaddrinfo_async.c,v 1.30 2014/09/15 06:15:48 guenther Exp $	*/
 /*
  * Copyright (c) 2012 Eric Faurot <eric@openbsd.org>
  *
@@ -409,7 +409,7 @@ getaddrinfo_async_run(struct asr_query *as, struct asr_result *ar)
 			break;
 
 		case ASR_DB_FILE:
-			f = fopen(as->as_ctx->ac_hostfile, "r");
+			f = fopen(as->as_ctx->ac_hostfile, "re");
 			if (f == NULL) {
 				async_set_state(as, ASR_STATE_NEXT_DB);
 				break;
diff --git a/lib/libc/asr/gethostnamadr_async.c b/lib/libc/asr/gethostnamadr_async.c
index 218c055b7e4..82614f29cde 100644
--- a/lib/libc/asr/gethostnamadr_async.c
+++ b/lib/libc/asr/gethostnamadr_async.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: gethostnamadr_async.c,v 1.30 2014/07/23 21:26:25 eric Exp $	*/
+/*	$OpenBSD: gethostnamadr_async.c,v 1.31 2014/09/15 06:15:48 guenther Exp $	*/
 /*
  * Copyright (c) 2012 Eric Faurot <eric@openbsd.org>
  *
@@ -247,7 +247,7 @@ gethostnamadr_async_run(struct asr_query *as, struct asr_result *ar)
 
 			/* Try to find a match in the host file */
 
-			if ((f = fopen(as->as_ctx->ac_hostfile, "r")) == NULL)
+			if ((f = fopen(as->as_ctx->ac_hostfile, "re")) == NULL)
 				break;
 
 			if (as->as_type == ASR_GETHOSTBYNAME) {
diff --git a/lib/libc/asr/getnetnamadr_async.c b/lib/libc/asr/getnetnamadr_async.c
index 53147ed8fc5..f31168ef005 100644
--- a/lib/libc/asr/getnetnamadr_async.c
+++ b/lib/libc/asr/getnetnamadr_async.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getnetnamadr_async.c,v 1.17 2014/09/15 06:03:39 guenther Exp $	*/
+/*	$OpenBSD: getnetnamadr_async.c,v 1.18 2014/09/15 06:15:48 guenther Exp $	*/
 /*
  * Copyright (c) 2012 Eric Faurot <eric@openbsd.org>
  *
@@ -178,7 +178,7 @@ getnetnamadr_async_run(struct asr_query *as, struct asr_result *ar)
 
 		case ASR_DB_FILE:
 
-			if ((f = fopen(_PATH_NETWORKS, "r")) == NULL)
+			if ((f = fopen(_PATH_NETWORKS, "re")) == NULL)
 				break;
 
 			if (as->as_type == ASR_GETNETBYNAME)
diff --git a/lib/libc/gen/fstab.c b/lib/libc/gen/fstab.c
index 379152bd5f0..bb757341144 100644
--- a/lib/libc/gen/fstab.c
+++ b/lib/libc/gen/fstab.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: fstab.c,v 1.19 2013/06/01 01:42:55 tedu Exp $ */
+/*	$OpenBSD: fstab.c,v 1.20 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1980, 1988, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -196,7 +196,7 @@ setfsent(void)
 		goto fail;
 	}
 
-	if ((_fs_fp = fopen(_PATH_FSTAB, "r")))
+	if ((_fs_fp = fopen(_PATH_FSTAB, "re")))
 		return(1);
 
 fail:
diff --git a/lib/libc/gen/getcap.c b/lib/libc/gen/getcap.c
index b2d0d616cd3..797ddb0cecd 100644
--- a/lib/libc/gen/getcap.c
+++ b/lib/libc/gen/getcap.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getcap.c,v 1.30 2011/10/14 16:33:53 millert Exp $	*/
+/*	$OpenBSD: getcap.c,v 1.31 2014/09/15 06:15:48 guenther Exp $	*/
 /*-
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -272,7 +272,7 @@ getent(char **cap, u_int *len, char **db_array, FILE *fp,
 				*cap = cbuf;
 				return (retval);
 			} else {
-				fp = fopen(*db_p, "r");
+				fp = fopen(*db_p, "re");
 				if (fp == NULL) {
 					/* No error on unfound file. */
 					continue;
@@ -670,7 +670,7 @@ cgetnext(char **cap, char **db_array)
 	if (dbp == NULL)
 		dbp = db_array;
 
-	if (pfp == NULL && (pfp = fopen(*dbp, "r")) == NULL)
+	if (pfp == NULL && (pfp = fopen(*dbp, "re")) == NULL)
 		goto done;
 
 	/*
@@ -722,7 +722,7 @@ cgetnext(char **cap, char **db_array)
 						status = 0;
 						goto done;
 					} else if ((pfp =
-					    fopen(*dbp, "r")) == NULL) {
+					    fopen(*dbp, "re")) == NULL) {
 						goto done;
 					} else
 						continue;
diff --git a/lib/libc/gen/getgrent.c b/lib/libc/gen/getgrent.c
index e15d14e3b23..638d693404d 100644
--- a/lib/libc/gen/getgrent.c
+++ b/lib/libc/gen/getgrent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getgrent.c,v 1.40 2014/03/12 10:54:36 schwarze Exp $ */
+/*	$OpenBSD: getgrent.c,v 1.41 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -207,7 +207,7 @@ start_gr(void)
 #endif
 		return(1);
 	}
-	return((_gr_fp = fopen(_PATH_GROUP, "r")) ? 1 : 0);
+	return((_gr_fp = fopen(_PATH_GROUP, "re")) ? 1 : 0);
 }
 
 void
diff --git a/lib/libc/gen/getgrouplist.c b/lib/libc/gen/getgrouplist.c
index 37d321bdb45..651231124dd 100644
--- a/lib/libc/gen/getgrouplist.c
+++ b/lib/libc/gen/getgrouplist.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getgrouplist.c,v 1.23 2014/01/22 09:58:28 jsg Exp $ */
+/*	$OpenBSD: getgrouplist.c,v 1.24 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 2008 Ingo Schwarze <schwarze@usta.de>
  * Copyright (c) 1991, 1993
@@ -114,7 +114,7 @@ _read_netid(const char *key, uid_t uid, gid_t *groups, int *ngroups,
 	char line[MAXLINELENGTH], *p;
 	int found = 0;
 
-	fp = fopen(_PATH_NETID, "r");
+	fp = fopen(_PATH_NETID, "re");
 	if (!fp) 
 		return (0);
 	while (!found && fgets(line, sizeof(line), fp)) {
diff --git a/lib/libc/gen/getttyent.c b/lib/libc/gen/getttyent.c
index c95cb9e574b..33d788b7775 100644
--- a/lib/libc/gen/getttyent.c
+++ b/lib/libc/gen/getttyent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getttyent.c,v 1.13 2013/11/24 23:51:29 deraadt Exp $ */
+/*	$OpenBSD: getttyent.c,v 1.14 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1989, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -181,7 +181,7 @@ setttyent(void)
 	if (tf) {
 		rewind(tf);
 		return (1);
-	} else if ((tf = fopen(_PATH_TTYS, "r")))
+	} else if ((tf = fopen(_PATH_TTYS, "re")))
 		return (1);
 	return (0);
 }
diff --git a/lib/libc/gen/getusershell.c b/lib/libc/gen/getusershell.c
index 56ad2093b72..c3517b19e06 100644
--- a/lib/libc/gen/getusershell.c
+++ b/lib/libc/gen/getusershell.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getusershell.c,v 1.13 2014/01/19 21:01:06 tobias Exp $ */
+/*	$OpenBSD: getusershell.c,v 1.14 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1985, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -95,7 +95,7 @@ initshells(void)
 	if (strings != NULL)
 		free(strings);
 	strings = NULL;
-	if ((fp = fopen(_PATH_SHELLS, "r")) == NULL)
+	if ((fp = fopen(_PATH_SHELLS, "re")) == NULL)
 		return (okshells);
 	if (fstat(fileno(fp), &statb) == -1) {
 		(void)fclose(fp);
diff --git a/lib/libc/locale/setrunelocale.c b/lib/libc/locale/setrunelocale.c
index 247f6854ee8..9b701203758 100644
--- a/lib/libc/locale/setrunelocale.c
+++ b/lib/libc/locale/setrunelocale.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: setrunelocale.c,v 1.10 2013/06/01 20:02:53 stsp Exp $ */
+/*	$OpenBSD: setrunelocale.c,v 1.11 2014/09/15 06:15:48 guenther Exp $ */
 /*	$NetBSD: setrunelocale.c,v 1.14 2003/08/07 16:43:07 agc Exp $	*/
 
 /*-
@@ -137,7 +137,7 @@ _newrunelocale(const char *path)
 	if (rl)
 		return 0;
 
-	if ((fp = fopen(path, "r")) == NULL)
+	if ((fp = fopen(path, "re")) == NULL)
 		return ENOENT;
 
 	if ((rl = _Read_RuneMagi(fp)) != NULL)
diff --git a/lib/libc/net/ethers.c b/lib/libc/net/ethers.c
index af31bb8e607..07f1da33066 100644
--- a/lib/libc/net/ethers.c
+++ b/lib/libc/net/ethers.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: ethers.c,v 1.21 2013/11/24 23:51:28 deraadt Exp $	*/
+/*	$OpenBSD: ethers.c,v 1.22 2014/09/15 06:15:48 guenther Exp $	*/
 
 /*
  * Copyright (c) 1998 Todd C. Miller <Todd.Miller@courtesan.com>
@@ -112,7 +112,7 @@ ether_ntohost(char *hostname, struct ether_addr *e)
 	trylen = strlen(trybuf);
 #endif
 
-	f = fopen(_PATH_ETHERS, "r");
+	f = fopen(_PATH_ETHERS, "re");
 	if (f == NULL)
 		return (-1);
 	while ((p = fgetln(f, &len)) != NULL) {
@@ -165,7 +165,7 @@ ether_hostton(const char *hostname, struct ether_addr *e)
 	int hostlen = strlen(hostname);
 #endif
 
-	f = fopen(_PATH_ETHERS, "r");
+	f = fopen(_PATH_ETHERS, "re");
 	if (f==NULL)
 		return (-1);
 
diff --git a/lib/libc/net/getnetent.c b/lib/libc/net/getnetent.c
index 57fe459e2bb..14c39f1482f 100644
--- a/lib/libc/net/getnetent.c
+++ b/lib/libc/net/getnetent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getnetent.c,v 1.13 2012/04/10 16:41:10 eric Exp $ */
+/*	$OpenBSD: getnetent.c,v 1.14 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -48,7 +48,7 @@ void
 setnetent(int f)
 {
 	if (netf == NULL)
-		netf = fopen(_PATH_NETWORKS, "r" );
+		netf = fopen(_PATH_NETWORKS, "re" );
 	else
 		rewind(netf);
 	_net_stayopen |= f;
@@ -70,7 +70,7 @@ getnetent(void)
 	char *p, *cp, **q;
 	size_t len;
 
-	if (netf == NULL && (netf = fopen(_PATH_NETWORKS, "r" )) == NULL)
+	if (netf == NULL && (netf = fopen(_PATH_NETWORKS, "re" )) == NULL)
 		return (NULL);
 again:
 	if ((p = fgetln(netf, &len)) == NULL)
diff --git a/lib/libc/net/getprotoent.c b/lib/libc/net/getprotoent.c
index f0705e0765e..87060b7b3c9 100644
--- a/lib/libc/net/getprotoent.c
+++ b/lib/libc/net/getprotoent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getprotoent.c,v 1.10 2007/09/02 15:19:17 deraadt Exp $ */
+/*	$OpenBSD: getprotoent.c,v 1.11 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -42,7 +42,7 @@ void
 setprotoent_r(int f, struct protoent_data *pd)
 {
 	if (pd->fp == NULL)
-		pd->fp = fopen(_PATH_PROTOCOLS, "r" );
+		pd->fp = fopen(_PATH_PROTOCOLS, "re" );
 	else
 		rewind(pd->fp);
 	pd->stayopen |= f;
@@ -71,7 +71,7 @@ getprotoent_r(struct protoent *pe, struct protoent_data *pd)
 	long l;
 	int serrno;
 
-	if (pd->fp == NULL && (pd->fp = fopen(_PATH_PROTOCOLS, "r" )) == NULL)
+	if (pd->fp == NULL && (pd->fp = fopen(_PATH_PROTOCOLS, "re" )) == NULL)
 		return (-1);
 again:
 	if ((p = fgetln(pd->fp, &len)) == NULL)
diff --git a/lib/libc/net/getservent.c b/lib/libc/net/getservent.c
index c81a4cf3e29..7e3293389d6 100644
--- a/lib/libc/net/getservent.c
+++ b/lib/libc/net/getservent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getservent.c,v 1.12 2007/09/02 15:19:17 deraadt Exp $ */
+/*	$OpenBSD: getservent.c,v 1.13 2014/09/15 06:15:48 guenther Exp $ */
 /*
  * Copyright (c) 1983, 1993
  *	The Regents of the University of California.  All rights reserved.
@@ -42,7 +42,7 @@ void
 setservent_r(int f, struct servent_data *sd)
 {
 	if (sd->fp == NULL)
-		sd->fp = fopen(_PATH_SERVICES, "r" );
+		sd->fp = fopen(_PATH_SERVICES, "re" );
 	else
 		rewind(sd->fp);
 	sd->stayopen |= f;
@@ -71,7 +71,7 @@ getservent_r(struct servent *se, struct servent_data *sd)
 	long l;
 	int serrno;
 
-	if (sd->fp == NULL && (sd->fp = fopen(_PATH_SERVICES, "r" )) == NULL)
+	if (sd->fp == NULL && (sd->fp = fopen(_PATH_SERVICES, "re" )) == NULL)
 		return (-1);
 again:
 	if ((p = fgetln(sd->fp, &len)) == NULL)
diff --git a/lib/libc/net/ruserok.c b/lib/libc/net/ruserok.c
index 21646c156ba..4d0adfbe4ef 100644
--- a/lib/libc/net/ruserok.c
+++ b/lib/libc/net/ruserok.c
@@ -118,7 +118,7 @@ iruserok_sa(const void *raddr, int rlen, int superuser, const char *ruser,
 
 	sa = (struct sockaddr *)raddr;
 	first = 1;
-	hostf = superuser ? NULL : fopen(_PATH_HEQUIV, "r");
+	hostf = superuser ? NULL : fopen(_PATH_HEQUIV, "re");
 again:
 	if (hostf) {
 		if (__ivaliduser_sa(hostf, sa, rlen, luser, ruser) == 0) {
@@ -144,7 +144,7 @@ again:
 		 */
 		uid = geteuid();
 		(void)seteuid(pwd->pw_uid);
-		hostf = fopen(pbuf, "r");
+		hostf = fopen(pbuf, "re");
 		(void)seteuid(uid);
 
 		if (hostf == NULL)
diff --git a/lib/libc/rpc/getrpcent.c b/lib/libc/rpc/getrpcent.c
index a04bff84ae1..ebe3031fe7b 100644
--- a/lib/libc/rpc/getrpcent.c
+++ b/lib/libc/rpc/getrpcent.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: getrpcent.c,v 1.15 2010/09/01 14:43:34 millert Exp $ */
+/*	$OpenBSD: getrpcent.c,v 1.16 2014/09/15 06:15:48 guenther Exp $ */
 
 /*
  * Copyright (c) 2010, Oracle America, Inc.
@@ -110,7 +110,7 @@ setrpcent(int f)
 	if (d == NULL)
 		return;
 	if (d->rpcf == NULL)
-		d->rpcf = fopen(RPCDB, "r");
+		d->rpcf = fopen(RPCDB, "re");
 	else
 		rewind(d->rpcf);
 	d->stayopen |= f;
@@ -136,7 +136,7 @@ getrpcent(void)
 
 	if (d == NULL)
 		return(NULL);
-	if (d->rpcf == NULL && (d->rpcf = fopen(RPCDB, "r")) == NULL)
+	if (d->rpcf == NULL && (d->rpcf = fopen(RPCDB, "re")) == NULL)
 		return (NULL);
 	/* -1 so there is room to append a \n below */
         if (fgets(d->line, sizeof(d->line) - 1, d->rpcf) == NULL)