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authorLorry Tar Creator <lorry-tar-importer@baserock.org>2013-09-22 07:04:10 +0000
committer <>2015-02-02 12:02:31 +0000
commit23c11479b3ad787adc7a651ee0c4347839e47723 (patch)
tree3aa9e1125da84f7e3bd764bbff577c42a766508b /lib/gl_xoset.h
downloadm4-tarball-23c11479b3ad787adc7a651ee0c4347839e47723.tar.gz
Imported from /home/lorry/working-area/delta_m4-tarball/m4-1.4.17.tar.xz.HEADm4-1.4.17master
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+/* Abstract ordered set data type, with out-of-memory checking.
+ Copyright (C) 2009-2013 Free Software Foundation, Inc.
+ Written by Bruno Haible <bruno@clisp.org>, 2009.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef _GL_XOSET_H
+#define _GL_XOSET_H
+
+#include "gl_oset.h"
+#include "xalloc.h"
+
+#ifndef _GL_INLINE_HEADER_BEGIN
+ #error "Please include config.h first."
+#endif
+_GL_INLINE_HEADER_BEGIN
+#ifndef GL_XOSET_INLINE
+# define GL_XOSET_INLINE _GL_INLINE
+#endif
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* These functions are thin wrappers around the corresponding functions with
+ _nx_ infix from gl_oset.h. Upon out-of-memory, they invoke xalloc_die (),
+ instead of returning an error indicator. */
+#if 0 /* These are defined inline below. */
+extern gl_oset_t gl_oset_create_empty (gl_oset_implementation_t implementation,
+ gl_setelement_compar_fn compar_fn,
+ gl_setelement_dispose_fn dispose_fn);
+extern bool gl_oset_add (gl_oset_t set, const void *elt);
+#endif
+
+GL_XOSET_INLINE gl_oset_t
+gl_oset_create_empty (gl_oset_implementation_t implementation,
+ gl_setelement_compar_fn compar_fn,
+ gl_setelement_dispose_fn dispose_fn)
+{
+ gl_oset_t result =
+ gl_oset_nx_create_empty (implementation, compar_fn, dispose_fn);
+ if (result == NULL)
+ xalloc_die ();
+ return result;
+}
+
+GL_XOSET_INLINE bool
+gl_oset_add (gl_oset_t set, const void *elt)
+{
+ int result = gl_oset_nx_add (set, elt);
+ if (result < 0)
+ xalloc_die ();
+ return result;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+_GL_INLINE_HEADER_END
+
+#endif /* _GL_XOSET_H */