string: Add __strdup

CHANGELOG.rst

@@ -16,6 +16,12 @@ Build system
 
 * Allow building against libobstack.
 * Fix compatibility with Linux 4.17 and newer.
+* Travis CI is now used.
+
+Documentation
+-------------
+
+* README rewritten to conform to Adélie project standards.
 
 malloc
 ------
@@ -27,6 +33,11 @@ pthread
 
 * Add pthread_getname_np.
 
+string
+------
+
+* Add __strdup.
+
 wchar
 -----
 

libgcompat/string.c

@@ -196,6 +196,16 @@ size_t __strcspn_c2(const char *str, int bad, int bad2)
 	return length;
 }
 
+/**
+ * Alias for strdup.
+ *
+ * LSB 5.0: LSB-Core-generic/baselib---strdup-1.html
+ */
+char *__strdup(const char *string)
+{
+	return strdup(string);
+}
+
 /**
  * Concatenate a string with part of another, with buffer overflow checking.
  *