testsuite: add function declarations for __xstat family

As the inline comment says - the declarations have been dropped with
glibc 2.32.9000, as a result the build throws a set of lovely warnings.

Inspired by umockdev, which bears the same license as this project.
https://github.com/martinpitt/umockdev/commit/f1b416400479d861deffb4c5a40422dcdf190e85

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Signed-off-by: Lucas De Marchi <lucas.de.marchi@gmail.com>

diff --git a/testsuite/path.c b/testsuite/path.c
index c1ae4986b865ac314b2830f21265915fff95634b..5a291b1be1b01decef5dd8675c3062b106a7f80c 100644 (file)
--- a/testsuite/path.c
+++ b/testsuite/path.c
@@ -163,8 +163,15 @@ TS_EXPORT int open ## suffix (const char *path, int flags, ...)    \
        return _fn(p, flags);                                   \
 }
 
-/* wrapper template for __xstat family */
+/*
+ * wrapper template for __xstat family
+ * This family got deprecated/dropped in glibc 2.32.9000, but we still need
+ * to keep it for a while for programs that were built against previous versions
+ */
 #define WRAP_VERSTAT(prefix, suffix)                       \
+TS_EXPORT int prefix ## stat ## suffix (int ver,           \
+                             const char *path,             \
+                             struct stat ## suffix *st);   \
 TS_EXPORT int prefix ## stat ## suffix (int ver,           \
                              const char *path,             \
                              struct stat ## suffix *st)    \