[PATCH] tools: (-W) Avoid compiler warning in exit_on_signal

[Detlef Riekenberg]

---
 tools/fnt2fon.c     |    1 +
 tools/make_ctests.c |    1 +
 tools/sfnt2fnt.c    |    1 +
 3 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/tools/fnt2fon.c b/tools/fnt2fon.c
index 87c5ab7..ea59b62 100644
--- a/tools/fnt2fon.c
+++ b/tools/fnt2fon.c
@@ -66,6 +66,7 @@ static void cleanup_files(void)
 
 static void exit_on_signal( int sig )
 {
+    sig = sig;
     exit(1);  /* this will call the atexit functions */
 }
 
diff --git a/tools/make_ctests.c b/tools/make_ctests.c
index 54f7484..77ee72d 100644
--- a/tools/make_ctests.c
+++ b/tools/make_ctests.c
@@ -42,6 +42,7 @@ static void cleanup_files(void)
 
 static void exit_on_signal( int sig )
 {
+    sig = sig;
     exit(1);  /* this will call the atexit functions */
 }
 
diff --git a/tools/sfnt2fnt.c b/tools/sfnt2fnt.c
index 955f61a..006c3da 100644
--- a/tools/sfnt2fnt.c
+++ b/tools/sfnt2fnt.c
@@ -116,6 +116,7 @@ static void cleanup(void)
 
 static void exit_on_signal( int sig )
 {
+    sig = sig;
     exit(1);  /* this will call the atexit functions */
 }
 
-- 
1.4.1


--=-Ba2WF/whcKF+gTwBvx5f--