Squashed 'third_party/gperftools/' content from commit 54505f1
Change-Id: Id02e833828732b0efe7dac722b8485279e67c5fa
git-subtree-dir: third_party/gperftools
git-subtree-split: 54505f1d50c2d1f4676f5e87090b64a117fd980e
diff --git a/m4/program_invocation_name.m4 b/m4/program_invocation_name.m4
new file mode 100644
index 0000000..6161f66
--- /dev/null
+++ b/m4/program_invocation_name.m4
@@ -0,0 +1,19 @@
+# We need to be careful to avoid having the reference to
+# program_invocation_name optimized out. We do that by
+# returning the value.
+
+AC_DEFUN([AC_PROGRAM_INVOCATION_NAME],
+ [AC_CACHE_CHECK(
+ for program_invocation_name,
+ ac_cv_have_program_invocation_name,
+ AC_TRY_LINK([extern char* program_invocation_name;],
+ [return *program_invocation_name;],
+ [ac_cv_have_program_invocation_name=yes],
+ [ac_cv_have_program_invocation_name=no])
+ )
+ if test "$ac_cv_have_program_invocation_name" = "yes"; then
+ AC_DEFINE(HAVE_PROGRAM_INVOCATION_NAME, 1,
+ [define if libc has program_invocation_name])
+ fi
+ ])
+