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* locale/locale.c: Include errno.h. * locale/localedef.c: Likewise. Tue Sep 19 00:02:06 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu> * Makefile (distclean-1): Remove config.cache, config.log, config.h. (parent-mostlyclean): Remove all flavors of the parent library. * misc/mntent.c (getmntent): Skip multiple whitespace chars between fields. * hurd/hurdstartup.c (_hurd_startup): If RPC returns EXEC_STACK_ARGS flag, get args from stack. If args on stack but have info from RPC, relocate args on stack to make space for struct hurd_startup_data. * elf/dl-object.c: Include errno.h. * posix/execvp.c: Likewise. * dirent/scandir.c: Likewise. * sysdeps/posix/system.c: Likewise. * sysdeps/generic/setenv.c: Likewise. * stdlib/msort.c: Likewise. * stdio/memstream.c: Likewise. * stdio/fclose.c: Likewise. * stdio/getdelim.c: Likewise. * stdio/setvbuf.c: Likewise. * sysdeps/ieee754/ldexp.c: Likewise. * locale/locfile-parse.c: Likewise. * stdlib/lcong48_r.c: Don't check for null argument; let it fault. * stdlib/seed48_r.c: Likewise. * stdlib/srand48_r.c: Likewise. * stdlib/jrand48_r.c: Likewise. * stdlib/nrand48_r.c: Likewise. * misc/search.h: Many decls for hsearch functions.
137 lines
3.6 KiB
C
137 lines
3.6 KiB
C
/* search.h -- declarations for System V style searching functions.
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Copyright (C) 1995 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _SEARCH_H
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#define _SEARCH_H 1
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#include <sys/cdefs.h>
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#define __need_size_t
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#define __need_NULL
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#include <stddef.h>
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__BEGIN_DECLS
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/* Prototype structure for a linked-list data structure.
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This is the type used by the `insque' and `remque' functions. */
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struct qelem
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{
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struct qelem *q_forw;
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struct qelem *q_back;
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char q_data[1];
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};
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/* Insert ELEM into a doubly-linked list, after PREV. */
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extern void insque __P ((struct qelem *__elem, struct qelem *__prev));
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/* Unlink ELEM from the doubly-linked list that it is in. */
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extern void remque __P ((struct qelem *__elem));
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/* For use with hsearch(3). */
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#ifndef __COMPAR_FN_T
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#define __COMPAR_FN_T
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typedef int (*__compar_fn_t) __P ((__const __ptr_t, __const __ptr_t));
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#endif
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/* Action which shall be performed in the call the hsearch. */
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typedef enum
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{
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FIND,
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ENTER
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}
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ACTION;
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typedef struct entry
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{
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char *key;
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char *data;
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}
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ENTRY;
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/* Opaque type for internal use. */
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struct _ENTRY;
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/* Data type for reentrent functions. */
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struct hsearch_data
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{
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struct _ENTRY *table;
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unsigned int size;
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unsigned int filled;
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};
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/* Family of hash table handling functions. The functions also have
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reentrent counterparts ending with _r. */
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extern ENTRY *hsearch __P ((ENTRY __item, ACTION __action));
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extern int hcreate __P ((unsigned int __nel));
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extern void hdestroy __P ((void));
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extern int hsearch_r __P ((ENTRY __item, ACTION __action, ENTRY **__retval,
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struct hsearch_data *__htab));
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extern int hcreate_r __P ((unsigned int __nel, struct hsearch_data *htab));
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extern void hdestroy_r __P ((struct hsearch_data *htab));
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/* The tsearch routines are very interesting. They make many
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assumptions about the compiler. It assumpts that the first field
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in node must be the "key" field, which points to the datum.
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Everything depends on that. */
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/* For tsearch */
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typedef enum
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{
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preorder,
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postorder,
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endorder,
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leaf
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}
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VISIT;
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extern void *tsearch __P ((__const void * __key, void **__rootp,
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__compar_fn_t compar));
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extern void *tfind __P ((__const void * __key, __const void ** __rootp,
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__compar_fn_t compar));
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extern void *tdelete __P ((__const void * __key, void ** __rootp,
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__compar_fn_t compar));
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#ifndef __ACTION_FN_T
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#define __ACTION_FN_T
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typedef void (*__action_fn_t) __P ((__const void *__nodep,
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__const VISIT __value,
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__const int __level));
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#endif
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extern void twalk __P ((__const void * __root, __action_fn_t action));
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extern void * lfind __P ((__const void * __key, __const void * __base,
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size_t * __nmemb, size_t __size,
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__compar_fn_t __compar));
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extern void * lsearch __P ((__const void * __key, __const void * __base,
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size_t * __nmemb, size_t __size,
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__compar_fn_t __compar));
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__END_DECLS
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#endif /* search.h */
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