From 60210334fa3dbd5dd168199063c6ee850d750d0c Mon Sep 17 00:00:00 2001 From: Russ Allbery Date: Sun, 21 Feb 2010 17:45:55 -0800 Subject: Imported Upstream version 0.10 --- util/concat.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 util/concat.h (limited to 'util/concat.h') diff --git a/util/concat.h b/util/concat.h new file mode 100644 index 0000000..ef8b38d --- /dev/null +++ b/util/concat.h @@ -0,0 +1,36 @@ +/* + * Prototypes for string concatenation with dynamic memory allocation. + * + * Written by Russ Allbery + * This work is hereby placed in the public domain by its author. + */ + +#ifndef UTIL_CONCAT_H +#define UTIL_CONCAT_H 1 + +#include +#include + +BEGIN_DECLS + +/* Default to a hidden visibility for all util functions. */ +#pragma GCC visibility push(hidden) + +/* Concatenate NULL-terminated strings into a newly allocated string. */ +char *concat(const char *first, ...) + __attribute__((__malloc__, __nonnull__(1))); + +/* + * Given a base path and a file name, create a newly allocated path string. + * The name will be appended to base with a / between them. Exceptionally, if + * name begins with a slash, it will be strdup'd and returned as-is. + */ +char *concatpath(const char *base, const char *name) + __attribute__((__malloc__, __nonnull__(2))); + +/* Undo default visibility change. */ +#pragma GCC visibility pop + +END_DECLS + +#endif /* UTIL_CONCAT_H */ -- cgit v1.2.3