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Date:      Tue, 18 Nov 2014 18:03:41 +0000 (UTC)
From:      Marcel Moolenaar <marcel@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r274672 - in head/contrib/libxo: . libxo xolint
Message-ID:  <201411181803.sAII3fCg079794@svn.freebsd.org>

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Author: marcel
Date: Tue Nov 18 18:03:40 2014
New Revision: 274672
URL: https://svnweb.freebsd.org/changeset/base/274672

Log:
  Upgrade libxo to 0.1.6.
  
  Summary of changes:
  1.  Coverity defect fixes
  
  Obtained from:  https://github.com/Juniper/libxo/releases/tag/0.1.6

Modified:
  head/contrib/libxo/configure.ac
  head/contrib/libxo/libxo/libxo.c
  head/contrib/libxo/libxo/xoconfig.h
  head/contrib/libxo/libxo/xoversion.h
  head/contrib/libxo/xolint/xolint.pl

Modified: head/contrib/libxo/configure.ac
==============================================================================
--- head/contrib/libxo/configure.ac	Tue Nov 18 17:37:33 2014	(r274671)
+++ head/contrib/libxo/configure.ac	Tue Nov 18 18:03:40 2014	(r274672)
@@ -12,7 +12,7 @@
 #
 
 AC_PREREQ(2.2)
-AC_INIT([libxo], [0.1.5], [phil@juniper.net])
+AC_INIT([libxo], [0.1.6], [phil@juniper.net])
 AM_INIT_AUTOMAKE([-Wall -Werror foreign -Wno-portability])
 
 # Support silent build rules.  Requires at least automake-1.11.

Modified: head/contrib/libxo/libxo/libxo.c
==============================================================================
--- head/contrib/libxo/libxo/libxo.c	Tue Nov 18 17:37:33 2014	(r274671)
+++ head/contrib/libxo/libxo/libxo.c	Tue Nov 18 18:03:40 2014	(r274672)
@@ -317,7 +317,7 @@ xo_init_handle (xo_handle_t *xop)
 	    cp = getenv("LC_ALL");
 	if (cp == NULL)
 	    cp = "UTF-8";	/* Optimistic? */
-	cp = setlocale(LC_CTYPE, cp);
+	(void) setlocale(LC_CTYPE, cp);
     }
 
     /*
@@ -607,8 +607,10 @@ xo_vsnprintf (xo_handle_t *xop, xo_buffe
 	rc = vsnprintf(xbp->xb_curp, left, fmt, va_local);
 
     if (rc > xbp->xb_size) {
-	if (!xo_buf_has_room(xbp, rc))
+	if (!xo_buf_has_room(xbp, rc)) {
+	    va_end(va_local);
 	    return -1;
+	}
 
 	/*
 	 * After we call vsnprintf(), the stage of vap is not defined.
@@ -648,8 +650,10 @@ xo_printf_v (xo_handle_t *xop, const cha
     rc = vsnprintf(xbp->xb_curp, left, fmt, va_local);
 
     if (rc > xbp->xb_size) {
-	if (!xo_buf_has_room(xbp, rc))
+	if (!xo_buf_has_room(xbp, rc)) {
+	    va_end(va_local);
 	    return -1;
+	}
 
 	va_end(va_local);	/* Reset vap to the start */
 	va_copy(va_local, vap);
@@ -974,8 +978,10 @@ xo_warn_hcv (xo_handle_t *xop, int code,
 	int left = xbp->xb_size - (xbp->xb_curp - xbp->xb_bufp);
 	int rc = vsnprintf(xbp->xb_curp, left, newfmt, vap);
 	if (rc > xbp->xb_size) {
-	    if (!xo_buf_has_room(xbp, rc))
+	    if (!xo_buf_has_room(xbp, rc)) {
+		va_end(va_local);
 		return;
+	    }
 
 	    va_end(vap);	/* Reset vap to the start */
 	    va_copy(vap, va_local);
@@ -1118,8 +1124,10 @@ xo_message_hcv (xo_handle_t *xop, int co
 	int left = xbp->xb_size - (xbp->xb_curp - xbp->xb_bufp);
 	rc = vsnprintf(xbp->xb_curp, left, fmt, vap);
 	if (rc > xbp->xb_size) {
-	    if (!xo_buf_has_room(xbp, rc))
+	    if (!xo_buf_has_room(xbp, rc)) {
+		va_end(va_local);
 		return;
+	    }
 
 	    va_end(vap);	/* Reset vap to the start */
 	    va_copy(vap, va_local);
@@ -1154,14 +1162,15 @@ xo_message_hcv (xo_handle_t *xop, int co
 
 	    va_copy(va_local, vap);
 
-	    rc = vsnprintf(buf, bufsiz, fmt, va_local);
+	    rc = vsnprintf(bp, bufsiz, fmt, va_local);
 	    if (rc > bufsiz) {
 		bufsiz = rc + BUFSIZ;
 		bp = alloca(bufsiz);
 		va_end(va_local);
 		va_copy(va_local, vap);
-		rc = vsnprintf(buf, bufsiz, fmt, va_local);
+		rc = vsnprintf(bp, bufsiz, fmt, va_local);
 	    }
+	    va_end(va_local);
 	    cp = bp + rc;
 
 	    if (need_nl) {
@@ -1302,9 +1311,9 @@ xo_create_to_file (FILE *fp, xo_style_t 
  * @xop XO handle to alter (or NULL for default handle)
  */
 void
-xo_destroy (xo_handle_t *xop)
+xo_destroy (xo_handle_t *xop_arg)
 {
-    xop = xo_default(xop);
+    xo_handle_t *xop = xo_default(xop_arg);
 
     if (xop->xo_close && (xop->xo_flags & XOF_CLOSE_FP))
 	xop->xo_close(xop->xo_opaque);
@@ -1315,7 +1324,7 @@ xo_destroy (xo_handle_t *xop)
     xo_buf_cleanup(&xop->xo_predicate);
     xo_buf_cleanup(&xop->xo_attrs);
 
-    if (xop == &xo_default_handle) {
+    if (xop_arg == NULL) {
 	bzero(&xo_default_handle, sizeof(&xo_default_handle));
 	xo_default_inited = 0;
     } else
@@ -1743,7 +1752,7 @@ xo_format_string_direct (xo_handle_t *xo
 			 int need_enc, int have_enc)
 {
     int cols = 0;
-    wchar_t wc;
+    wchar_t wc = 0;
     int ilen, olen, width;
     int attr = (flags & XFF_ATTR);
     const char *sp;

Modified: head/contrib/libxo/libxo/xoconfig.h
==============================================================================
--- head/contrib/libxo/libxo/xoconfig.h	Tue Nov 18 17:37:33 2014	(r274671)
+++ head/contrib/libxo/libxo/xoconfig.h	Tue Nov 18 18:03:40 2014	(r274672)
@@ -158,7 +158,7 @@
 #define PACKAGE_NAME "libxo"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "libxo 0.1.5"
+#define PACKAGE_STRING "libxo 0.1.6"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "libxo"
@@ -167,7 +167,7 @@
 #define PACKAGE_URL ""
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "0.1.5"
+#define PACKAGE_VERSION "0.1.6"
 
 /* If using the C implementation of alloca, define if you know the
    direction of stack growth for your system; otherwise it will be
@@ -181,7 +181,7 @@
 #define STDC_HEADERS 1
 
 /* Version number of package */
-#define VERSION "0.1.5"
+#define VERSION "0.1.6"
 
 /* Define to `__inline__' or `__inline' if that's what the C compiler
    calls it, or to nothing if 'inline' is not supported under any name.  */

Modified: head/contrib/libxo/libxo/xoversion.h
==============================================================================
--- head/contrib/libxo/libxo/xoversion.h	Tue Nov 18 17:37:33 2014	(r274671)
+++ head/contrib/libxo/libxo/xoversion.h	Tue Nov 18 18:03:40 2014	(r274672)
@@ -18,17 +18,17 @@
 /**
  * The version string
  */
-#define LIBXO_VERSION		"0.1.5"
+#define LIBXO_VERSION		"0.1.6"
 
 /**
  * The version number
  */
-#define LIBXO_VERSION_NUMBER	1004
+#define LIBXO_VERSION_NUMBER	1006
 
 /**
  * The version number as a string
  */
-#define LIBXO_VERSION_STRING	"1004"
+#define LIBXO_VERSION_STRING	"1006"
 
 /**
  * The version number extra info as a string

Modified: head/contrib/libxo/xolint/xolint.pl
==============================================================================
--- head/contrib/libxo/xolint/xolint.pl	Tue Nov 18 17:37:33 2014	(r274671)
+++ head/contrib/libxo/xolint/xolint.pl	Tue Nov 18 18:03:40 2014	(r274672)
@@ -28,6 +28,19 @@ sub main {
 	extract_samples() if /^-X/;
     }
 
+    if ($#ARGV < 0) {
+	print STDERR "xolint [options] files ...\n";
+	print STDERR "    -c    invoke 'cpp' on input\n";
+	print STDERR "    -C flags   Pass flags to cpp\n";
+	print STDERR "    -d         Show debug output\n";
+	print STDERR "    -D         Extract xolint documentation\n";
+	print STDERR "    -I         Print xo_info_t data\n";
+	print STDERR "    -p         Print input data on errors\n";
+	print STDERR "    -V         Print vocabulary (list of tags)\n";
+	print STDERR "    -X         Print examples of invalid use\n";
+	exit(1);
+    }
+
     for $file (@ARGV) {
 	parse_file($file);
     }
@@ -269,9 +282,9 @@ sub check_format {
 		$last = $prev;
 		next;
 	    }
+	    $prev = $ch;
 	}
 
-	$prev = $ch;
 	$build[$phase] .= $ch;
     }
 
@@ -346,18 +359,6 @@ sub check_field {
 	info("potential missing slash after N, L, or T with format")
 	    if $field[1] =~ /%/;
 
-	#@ Format cannot be given when content is present (roles: DNLT)
-	#@    xo_emit("{T:Max/%6.6s}", "Max");
-	#@ Fields with the D, N, L, or T roles can't have both
-	#@ static literal content ("{T:Title}") and a
-	#@ format ("{T:/%s}").
-	#@ This error will also occur when the content has a backslash
-	#@ in it, like "{N:Type of I/O}"; backslashes should be escaped,
-	#@ like "{N:Type of I\\/O}".  Note the double backslash, one for
-	#@ handling 'C' strings, and one for libxo.
-	error("format cannot be given when content is present")
-	    if $field[1] && $field[2];
-
 	#@ An encoding format cannot be given (roles: DNLT)
 	#@    xo_emit("{T:Max//%s}", "Max");
 	#@ Fields with the D, N, L, and T roles are not emitted in
@@ -367,6 +368,21 @@ sub check_field {
 	    if $field[3];
     }
 
+    # Field is a decoration, label, or title
+    if ($field[0] =~ /DLN/) {
+	#@ Format cannot be given when content is present (roles: DLN)
+	#@    xo_emit("{N:Max/%6.6s}", "Max");
+	#@ Fields with the D, L, or N roles can't have both
+	#@ static literal content ("{L:Label}") and a
+	#@ format ("{L:/%s}").
+	#@ This error will also occur when the content has a backslash
+	#@ in it, like "{N:Type of I/O}"; backslashes should be escaped,
+	#@ like "{N:Type of I\\/O}".  Note the double backslash, one for
+	#@ handling 'C' strings, and one for libxo.
+	error("format cannot be given when content is present")
+	    if $field[1] && $field[2];
+    }
+
     # A value field
     if (length($field[0]) == 0 || $field[0] =~ /V/) {
 
@@ -527,7 +543,7 @@ sub check_field_format {
     #@ for non-strings.  This error may occur from a typo,
     #@ like "{:tag/%6..6d}" where only one period should be used.
     error("max width only valid for strings")
-	if $#chunks >= 2 && $fc =~ /[sS]/;
+	if $#chunks >= 2 && $fc !~ /[sS]/;
 }
 
 sub error {



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