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author | rafan <rafan@FreeBSD.org> | 2008-11-09 09:06:04 +0000 |
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committer | rafan <rafan@FreeBSD.org> | 2008-11-09 09:06:04 +0000 |
commit | 7977961487d57da48a9073f8eb75e61cc48782fe (patch) | |
tree | a1816f5667d2280b970ca44e407bac8cc4496c0a /contrib/ncurses/ncurses/tinfo/alloc_entry.c | |
parent | d036c70cacd0de6225b1da6ff34a218f4afe4962 (diff) | |
download | FreeBSD-src-7977961487d57da48a9073f8eb75e61cc48782fe.zip FreeBSD-src-7977961487d57da48a9073f8eb75e61cc48782fe.tar.gz |
- Flatten the vendor area
Diffstat (limited to 'contrib/ncurses/ncurses/tinfo/alloc_entry.c')
-rw-r--r-- | contrib/ncurses/ncurses/tinfo/alloc_entry.c | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/contrib/ncurses/ncurses/tinfo/alloc_entry.c b/contrib/ncurses/ncurses/tinfo/alloc_entry.c deleted file mode 100644 index 1496752..0000000 --- a/contrib/ncurses/ncurses/tinfo/alloc_entry.c +++ /dev/null @@ -1,289 +0,0 @@ -/**************************************************************************** - * Copyright (c) 1998-2005,2006 Free Software Foundation, Inc. * - * * - * Permission is hereby granted, free of charge, to any person obtaining a * - * copy of this software and associated documentation files (the * - * "Software"), to deal in the Software without restriction, including * - * without limitation the rights to use, copy, modify, merge, publish, * - * distribute, distribute with modifications, sublicense, and/or sell * - * copies of the Software, and to permit persons to whom the Software is * - * furnished to do so, subject to the following conditions: * - * * - * The above copyright notice and this permission notice shall be included * - * in all copies or substantial portions of the Software. * - * * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * - * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * - * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * - * * - * Except as contained in this notice, the name(s) of the above copyright * - * holders shall not be used in advertising or otherwise to promote the * - * sale, use or other dealings in this Software without prior written * - * authorization. * - ****************************************************************************/ - -/**************************************************************************** - * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * - * and: Eric S. Raymond <esr@snark.thyrsus.com> * - * and: Thomas E. Dickey 1996-on * - ****************************************************************************/ - -/* - * alloc_entry.c -- allocation functions for terminfo entries - * - * _nc_copy_entry() - * _nc_init_entry() - * _nc_merge_entry() - * _nc_save_str() - * _nc_wrap_entry() - * - */ - -#include <curses.priv.h> - -#include <tic.h> -#include <term_entry.h> - -MODULE_ID("$Id: alloc_entry.c,v 1.47 2006/12/16 19:06:58 tom Exp $") - -#define ABSENT_OFFSET -1 -#define CANCELLED_OFFSET -2 - -#define MAX_STRTAB 4096 /* documented maximum entry size */ - -static char *stringbuf; /* buffer for string capabilities */ -static size_t next_free; /* next free character in stringbuf */ - -NCURSES_EXPORT(void) -_nc_init_entry(TERMTYPE *const tp) -/* initialize a terminal type data block */ -{ - unsigned i; - -#if NO_LEAKS - if (tp == 0 && stringbuf != 0) { - FreeAndNull(stringbuf); - return; - } -#endif - - if (stringbuf == 0) - stringbuf = (char *) malloc(MAX_STRTAB); - -#if NCURSES_XNAMES - tp->num_Booleans = BOOLCOUNT; - tp->num_Numbers = NUMCOUNT; - tp->num_Strings = STRCOUNT; - tp->ext_Booleans = 0; - tp->ext_Numbers = 0; - tp->ext_Strings = 0; -#endif - if (tp->Booleans == 0) - tp->Booleans = typeMalloc(NCURSES_SBOOL, BOOLCOUNT); - if (tp->Numbers == 0) - tp->Numbers = typeMalloc(short, NUMCOUNT); - if (tp->Strings == 0) - tp->Strings = typeMalloc(char *, STRCOUNT); - - for_each_boolean(i, tp) - tp->Booleans[i] = FALSE; - - for_each_number(i, tp) - tp->Numbers[i] = ABSENT_NUMERIC; - - for_each_string(i, tp) - tp->Strings[i] = ABSENT_STRING; - - next_free = 0; -} - -NCURSES_EXPORT(ENTRY *) -_nc_copy_entry(ENTRY * oldp) -{ - ENTRY *newp = typeCalloc(ENTRY, 1); - - if (newp != 0) { - *newp = *oldp; - _nc_copy_termtype(&(newp->tterm), &(oldp->tterm)); - } - return newp; -} - -/* save a copy of string in the string buffer */ -NCURSES_EXPORT(char *) -_nc_save_str(const char *const string) -{ - char *result = 0; - size_t old_next_free = next_free; - size_t len = strlen(string) + 1; - - if (len == 1 && next_free != 0) { - /* - * Cheat a little by making an empty string point to the end of the - * previous string. - */ - if (next_free < MAX_STRTAB) { - result = (stringbuf + next_free - 1); - } - } else if (next_free + len < MAX_STRTAB) { - strcpy(&stringbuf[next_free], string); - DEBUG(7, ("Saved string %s", _nc_visbuf(string))); - DEBUG(7, ("at location %d", (int) next_free)); - next_free += len; - result = (stringbuf + old_next_free); - } else { - _nc_warning("Too much data, some is lost"); - } - return result; -} - -NCURSES_EXPORT(void) -_nc_wrap_entry(ENTRY * const ep, bool copy_strings) -/* copy the string parts to allocated storage, preserving pointers to it */ -{ - int offsets[MAX_ENTRY_SIZE / 2], useoffsets[MAX_USES]; - unsigned i, n; - unsigned nuses = ep->nuses; - TERMTYPE *tp = &(ep->tterm); - - if (copy_strings) { - next_free = 0; /* clear static storage */ - - /* copy term_names, Strings, uses */ - tp->term_names = _nc_save_str(tp->term_names); - for_each_string(i, tp) { - if (tp->Strings[i] != ABSENT_STRING && - tp->Strings[i] != CANCELLED_STRING) { - tp->Strings[i] = _nc_save_str(tp->Strings[i]); - } - } - - for (i = 0; i < nuses; i++) { - if (ep->uses[i].name == 0) { - ep->uses[i].name = _nc_save_str(ep->uses[i].name); - } - } - - free(tp->str_table); - } - - n = tp->term_names - stringbuf; - for_each_string(i, &(ep->tterm)) { - if (tp->Strings[i] == ABSENT_STRING) - offsets[i] = ABSENT_OFFSET; - else if (tp->Strings[i] == CANCELLED_STRING) - offsets[i] = CANCELLED_OFFSET; - else - offsets[i] = tp->Strings[i] - stringbuf; - } - - for (i = 0; i < nuses; i++) { - if (ep->uses[i].name == 0) - useoffsets[i] = ABSENT_OFFSET; - else - useoffsets[i] = ep->uses[i].name - stringbuf; - } - - if ((tp->str_table = typeMalloc(char, next_free)) == (char *) 0) - _nc_err_abort(MSG_NO_MEMORY); - (void) memcpy(tp->str_table, stringbuf, next_free); - - tp->term_names = tp->str_table + n; - for_each_string(i, &(ep->tterm)) { - if (offsets[i] == ABSENT_OFFSET) - tp->Strings[i] = ABSENT_STRING; - else if (offsets[i] == CANCELLED_OFFSET) - tp->Strings[i] = CANCELLED_STRING; - else - tp->Strings[i] = tp->str_table + offsets[i]; - } - -#if NCURSES_XNAMES - if (!copy_strings) { - if ((n = NUM_EXT_NAMES(tp)) != 0) { - unsigned length = 0; - for (i = 0; i < n; i++) { - length += strlen(tp->ext_Names[i]) + 1; - offsets[i] = tp->ext_Names[i] - stringbuf; - } - if ((tp->ext_str_table = typeMalloc(char, length)) == 0) - _nc_err_abort(MSG_NO_MEMORY); - for (i = 0, length = 0; i < n; i++) { - tp->ext_Names[i] = tp->ext_str_table + length; - strcpy(tp->ext_Names[i], stringbuf + offsets[i]); - length += strlen(tp->ext_Names[i]) + 1; - } - } - } -#endif - - for (i = 0; i < nuses; i++) { - if (useoffsets[i] == ABSENT_OFFSET) - ep->uses[i].name = 0; - else - ep->uses[i].name = (tp->str_table + useoffsets[i]); - } -} - -NCURSES_EXPORT(void) -_nc_merge_entry(TERMTYPE *const to, TERMTYPE *const from) -/* merge capabilities from `from' entry into `to' entry */ -{ - unsigned i; - -#if NCURSES_XNAMES - _nc_align_termtype(to, from); -#endif - for_each_boolean(i, from) { - if (to->Booleans[i] != (char) CANCELLED_BOOLEAN) { - int mergebool = from->Booleans[i]; - - if (mergebool == CANCELLED_BOOLEAN) - to->Booleans[i] = FALSE; - else if (mergebool == TRUE) - to->Booleans[i] = mergebool; - } - } - - for_each_number(i, from) { - if (to->Numbers[i] != CANCELLED_NUMERIC) { - int mergenum = from->Numbers[i]; - - if (mergenum == CANCELLED_NUMERIC) - to->Numbers[i] = ABSENT_NUMERIC; - else if (mergenum != ABSENT_NUMERIC) - to->Numbers[i] = mergenum; - } - } - - /* - * Note: the copies of strings this makes don't have their own - * storage. This is OK right now, but will be a problem if we - * we ever want to deallocate entries. - */ - for_each_string(i, from) { - if (to->Strings[i] != CANCELLED_STRING) { - char *mergestring = from->Strings[i]; - - if (mergestring == CANCELLED_STRING) - to->Strings[i] = ABSENT_STRING; - else if (mergestring != ABSENT_STRING) - to->Strings[i] = mergestring; - } - } -} - -#if NO_LEAKS -NCURSES_EXPORT(void) -_nc_alloc_entry_leaks(void) -{ - if (stringbuf != 0) { - FreeAndNull(stringbuf); - } - next_free = 0; -} -#endif |