wrc: Avoid undefined behavior in the FreeBSD case.

init_argv0_dir has a special case for FreeBSD where one branch led to an unitialized variable and undefined behavior. Initialize properly.

wrc: Avoid undefined behavior in the FreeBSD case.
f221465a · Gerald Pfeifer · Alexandre Julliard · 696515d8 · f221465a
Commit f221465a authored Jan 13, 2023 by Gerald Pfeifer Committed by Alexandre Julliard Jan 13, 2023
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wrc.c tools/wrc/wrc.c +2 -0

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--- a/tools/wrc/wrc.c
+++ b/tools/wrc/wrc.c
@@ -305,6 +305,8 @@ static void init_argv0_dir( const char *argv0 )
    char *path = xmalloc( path_size );
    if (!sysctl( pathname, ARRAY_SIZE(pathname), path, &path_size, NULL, 0 ))
        dir = realpath( path, NULL );
+    else
+        dir = NULL;
    free( path );
 #else
    dir = realpath( argv0, NULL );