#define QUOTE_H
#include <stddef.h>
+#include <stdio.h>
/* Help to copy the thing properly quoted for the shell safety.
* any single quote is replaced with '\'', any exclamation point
* excluding the final null regardless of the buffer size.
*/
-char *sq_quote(const char *src);
-size_t sq_quote_buf(char *dst, size_t n, const char *src);
+extern char *sq_quote(const char *src);
+extern size_t sq_quote_buf(char *dst, size_t n, const char *src);
+
+/* This unwraps what sq_quote() produces in place, but returns
+ * NULL if the input does not look like what sq_quote would have
+ * produced.
+ */
+extern char *sq_dequote(char *);
+
+extern int quote_c_style(const char *name, char *outbuf, FILE *outfp,
+ int nodq);
+extern char *unquote_c_style(const char *quoted, const char **endp);
+
+extern void write_name_quoted(const char *prefix, int prefix_len,
+ const char *name, int quote, FILE *out);
#endif