moved all copies of strdupa macro to strdupa.h

1 files changed, 18 insertions, 0 deletions

diff --git a/strdupa.h b/strdupa.h
new file mode 100644
index 00000000..00a94cb6
--- /dev/null
+++ b/strdupa.h
@@ -0,0 +1,18 @@
+#ifndef __DDB_PLATFORM_H
+#define __DDB_PLATFORM_H
+
+#include <string.h>
+
+#ifndef _GNU_SOURCE
+#ifndef strdupa
+# define strdupa(s)							      \
+    ({									      \
+      const char *old = (s);					      \
+      size_t len = strlen (old) + 1;				      \
+      char *new = (char *) alloca (len);			      \
+      (char *) memcpy (new, old, len);				      \
+    })
+#endif
+#endif
+
+#endif