[review v2] Accept -Wno- prefix in ARI

["Tom Tromey (Code Review)" <gerrit@gnutoolchain-gerrit.osci.io>]

Change URL: https://gnutoolchain-gerrit.osci.io/r/c/binutils-gdb/+/750
......................................................................

Accept -Wno- prefix in ARI

This adds -Wno- support to ARI, so that warnings can be disabled
selectively.  I use this to ignore "deprecated" warnings.

2019-12-05  Tom Tromey  <tromey@adacore.com>

	* contrib/ari/gdb_ari.sh: Handle -Wno- prefix.

Change-Id: I6919faedf920e857df4f597df66f0ba3943e0eac
---
M gdb/ChangeLog
M gdb/contrib/ari/gdb_ari.sh
2 files changed, 20 insertions(+), 3 deletions(-)



diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e743677..0c810e3 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,9 @@
 2019-12-05  Tom Tromey  <tromey@adacore.com>
 
+	* contrib/ari/gdb_ari.sh: Handle -Wno- prefix.
+
+2019-12-05  Tom Tromey  <tromey@adacore.com>
+
 	* contrib/ari/gdb_ari.sh (usage): Use GNU style.
 
 2019-12-05  Tom Tromey  <tromey@adacore.com>
diff --git a/gdb/contrib/ari/gdb_ari.sh b/gdb/contrib/ari/gdb_ari.sh
index 4b0fddf..02c3647 100755
--- a/gdb/contrib/ari/gdb_ari.sh
+++ b/gdb/contrib/ari/gdb_ari.sh
@@ -60,7 +60,8 @@
   -Werror        Treat all problems as errors.
   -Wall          Report all problems.
   -Wari          Report problems that should be fixed in new code.
-  -WCATEGORY     Report problems in the specifed category.  Valid categories
+  -WCATEGORY     Report problems in the specifed category.  The category
+                 can be prefixed with "no-".  Valid categories
                  are: ${all}
 EOF
     exit 1
@@ -102,6 +103,10 @@
 # Validate all errors and warnings.
 for w in ${warning} ${error}
 do
+    case "$w" in
+	no-*) w=`echo x$w | sed -e 's/xno-//'`;;
+    esac
+
     case " ${all} " in
     *" ${w} "* ) ;;
     * ) usage "Unknown option -W${w}" ;;
@@ -123,11 +128,19 @@
 done
 for w in ${warning}
 do
-    warnings="${warnings} warning[ari_${w}] = 1;"
+    val=1
+    case "$w" in
+	no-*) w=`echo x$w | sed -e 's/xno-//'`; val=0 ;;
+    esac
+    warnings="${warnings} warning[ari_${w}] = $val;"
 done
 for e in ${error}
 do
-    errors="${errors} error[ari_${e}]  = 1;"
+    val=1
+    case "$e" in
+	no-*) e=`echo x$e | sed -e 's/xno-//'`; val=0 ;;
+    esac
+    errors="${errors} error[ari_${e}]  = $val;"
 done
 
 if [ "$AWK" = "" ] ; then

-- 
Gerrit-Project: binutils-gdb
Gerrit-Branch: master
Gerrit-Change-Id: I6919faedf920e857df4f597df66f0ba3943e0eac
Gerrit-Change-Number: 750
Gerrit-PatchSet: 2
Gerrit-Owner: Tom Tromey <tromey@sourceware.org>
Gerrit-Reviewer: Pedro Alves <palves@redhat.com>
Gerrit-MessageType: newpatchset