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authorRong-En Fan <rafan@FreeBSD.org>2007-01-20 07:32:02 +0000
committerRong-En Fan <rafan@FreeBSD.org>2007-01-20 07:32:02 +0000
commit4a1a95108dd76c4259fe6c37c4471f7969b17983 (patch)
tree1c6c3b549401156e1dbd96b9a6b18521f63ffb58 /contrib/ncurses/form/fty_regex.c
parent555c9cae3cf9146482732c28c06a73314b618149 (diff)
downloadsrc-4a1a95108dd76c4259fe6c37c4471f7969b17983.tar.gz
src-4a1a95108dd76c4259fe6c37c4471f7969b17983.zip
Import ncurses 5.6-20061217 onto the vender branch
Approved by: delphij
Notes
Notes: svn path=/vendor/ncurses/dist/; revision=166124
Diffstat (limited to 'contrib/ncurses/form/fty_regex.c')
-rw-r--r--contrib/ncurses/form/fty_regex.c170
1 files changed, 108 insertions, 62 deletions
diff --git a/contrib/ncurses/form/fty_regex.c b/contrib/ncurses/form/fty_regex.c
index b575487173a9..087ff11ec30c 100644
--- a/contrib/ncurses/form/fty_regex.c
+++ b/contrib/ncurses/form/fty_regex.c
@@ -1,43 +1,67 @@
+/****************************************************************************
+ * Copyright (c) 1998-2004,2006 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. *
+ ****************************************************************************/
-/*
- * THIS CODE IS SPECIFICALLY EXEMPTED FROM THE NCURSES PACKAGE COPYRIGHT.
- * You may freely copy it for use as a template for your own field types.
- * If you develop a field type that might be of general use, please send
- * it back to the ncurses maintainers for inclusion in the next version.
- */
/***************************************************************************
* *
-* Author : Juergen Pfeifer, juergen.pfeifer@gmx.net *
+* Author : Juergen Pfeifer *
* *
***************************************************************************/
#include "form.priv.h"
-MODULE_ID("$Id: fty_regex.c,v 1.15 2000/12/09 23:46:12 tom Exp $")
+MODULE_ID("$Id: fty_regex.c,v 1.19 2006/04/22 21:33:05 tom Exp $")
-#if HAVE_REGEX_H_FUNCS /* We prefer POSIX regex */
+#if HAVE_REGEX_H_FUNCS /* We prefer POSIX regex */
#include <regex.h>
typedef struct
-{
- regex_t *pRegExp;
- unsigned long *refCount;
-} RegExp_Arg;
+ {
+ regex_t *pRegExp;
+ unsigned long *refCount;
+ }
+RegExp_Arg;
#elif HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS
#undef RETURN
static int reg_errno;
-static char *RegEx_Init(char *instring)
+static char *
+RegEx_Init(char *instring)
{
- reg_errno = 0;
- return instring;
+ reg_errno = 0;
+ return instring;
}
-static char *RegEx_Error(int code)
+static char *
+RegEx_Error(int code)
{
- reg_errno = code;
- return 0;
+ reg_errno = code;
+ return 0;
}
#define INIT register char *sp = RegEx_Init(instring);
@@ -57,7 +81,8 @@ typedef struct
{
char *compiled_expression;
unsigned long *refCount;
-} RegExp_Arg;
+}
+RegExp_Arg;
/* Maximum Length we allow for a compiled regular expression */
#define MAX_RX_LEN (2048)
@@ -73,20 +98,23 @@ typedef struct
|
| Return Values : Pointer to argument structure or NULL on error
+--------------------------------------------------------------------------*/
-static void *Make_RegularExpression_Type(va_list * ap)
+static void *
+Make_RegularExpression_Type(va_list *ap)
{
#if HAVE_REGEX_H_FUNCS
- char *rx = va_arg(*ap,char *);
+ char *rx = va_arg(*ap, char *);
RegExp_Arg *preg;
- preg = (RegExp_Arg*)malloc(sizeof(RegExp_Arg));
+ preg = (RegExp_Arg *)malloc(sizeof(RegExp_Arg));
+
if (preg)
{
- if (((preg->pRegExp = (regex_t*)malloc(sizeof(regex_t))) != (regex_t*)0)
- && !regcomp(preg->pRegExp,rx,
- (REG_EXTENDED | REG_NOSUB | REG_NEWLINE) ))
+ if (((preg->pRegExp = (regex_t *) malloc(sizeof(regex_t))) != 0)
+ && !regcomp(preg->pRegExp, rx,
+ (REG_EXTENDED | REG_NOSUB | REG_NEWLINE)))
{
preg->refCount = (unsigned long *)malloc(sizeof(unsigned long));
+
*(preg->refCount) = 1;
}
else
@@ -94,12 +122,12 @@ static void *Make_RegularExpression_Type(va_list * ap)
if (preg->pRegExp)
free(preg->pRegExp);
free(preg);
- preg = (RegExp_Arg*)0;
+ preg = (RegExp_Arg *)0;
}
}
- return((void *)preg);
+ return ((void *)preg);
#elif HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS
- char *rx = va_arg(*ap,char *);
+ char *rx = va_arg(*ap, char *);
RegExp_Arg *pArg;
pArg = (RegExp_Arg *)malloc(sizeof(RegExp_Arg));
@@ -107,38 +135,44 @@ static void *Make_RegularExpression_Type(va_list * ap)
if (pArg)
{
int blen = RX_INCREMENT;
+
pArg->compiled_expression = NULL;
pArg->refCount = (unsigned long *)malloc(sizeof(unsigned long));
+
*(pArg->refCount) = 1;
- do {
- char *buf = (char *)malloc(blen);
- if (buf)
- {
+ do
+ {
+ char *buf = (char *)malloc(blen);
+
+ if (buf)
+ {
#if HAVE_REGEXP_H_FUNCS
- char *last_pos = compile (rx, buf, &buf[blen], '\0');
+ char *last_pos = compile(rx, buf, &buf[blen], '\0');
+
#else /* HAVE_REGEXPR_H_FUNCS */
- char *last_pos = compile (rx, buf, &buf[blen]);
+ char *last_pos = compile(rx, buf, &buf[blen]);
#endif
- if (reg_errno)
- {
- free(buf);
- if (reg_errno==50)
- blen += RX_INCREMENT;
- else
- {
- free(pArg);
- pArg = NULL;
- break;
- }
- }
- else
- {
- pArg->compiled_expression = buf;
- break;
- }
- }
- } while( blen <= MAX_RX_LEN );
+ if (reg_errno)
+ {
+ free(buf);
+ if (reg_errno == 50)
+ blen += RX_INCREMENT;
+ else
+ {
+ free(pArg);
+ pArg = NULL;
+ break;
+ }
+ }
+ else
+ {
+ pArg->compiled_expression = buf;
+ break;
+ }
+ }
+ }
+ while (blen <= MAX_RX_LEN);
}
if (pArg && !pArg->compiled_expression)
{
@@ -160,7 +194,8 @@ static void *Make_RegularExpression_Type(va_list * ap)
|
| Return Values : Pointer to argument structure or NULL on error.
+--------------------------------------------------------------------------*/
-static void *Copy_RegularExpression_Type(const void * argp)
+static void *
+Copy_RegularExpression_Type(const void *argp)
{
#if (HAVE_REGEX_H_FUNCS | HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS)
const RegExp_Arg *ap = (const RegExp_Arg *)argp;
@@ -185,10 +220,12 @@ static void *Copy_RegularExpression_Type(const void * argp)
|
| Return Values : -
+--------------------------------------------------------------------------*/
-static void Free_RegularExpression_Type(void * argp)
+static void
+Free_RegularExpression_Type(void *argp)
{
#if HAVE_REGEX_H_FUNCS | HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS
RegExp_Arg *ap = (RegExp_Arg *)argp;
+
if (ap)
{
if (--(*(ap->refCount)) == 0)
@@ -223,24 +260,33 @@ static void Free_RegularExpression_Type(void * argp)
| Return Values : TRUE - field is valid
| FALSE - field is invalid
+--------------------------------------------------------------------------*/
-static bool Check_RegularExpression_Field(FIELD * field, const void * argp)
+static bool
+Check_RegularExpression_Field(FIELD *field, const void *argp)
{
bool match = FALSE;
+
#if HAVE_REGEX_H_FUNCS
- const RegExp_Arg *ap = (const RegExp_Arg*)argp;
+ const RegExp_Arg *ap = (const RegExp_Arg *)argp;
+
if (ap && ap->pRegExp)
- match = (regexec(ap->pRegExp,field_buffer(field,0),0,NULL,0) ? FALSE:TRUE);
+ match = (regexec(ap->pRegExp, field_buffer(field, 0), 0, NULL, 0)
+ ? FALSE
+ : TRUE);
#elif HAVE_REGEXP_H_FUNCS | HAVE_REGEXPR_H_FUNCS
RegExp_Arg *ap = (RegExp_Arg *)argp;
+
if (ap && ap->compiled_expression)
- match = (step(field_buffer(field,0),ap->compiled_expression) ? TRUE:FALSE);
+ match = (step(field_buffer(field, 0), ap->compiled_expression)
+ ? TRUE
+ : FALSE);
#endif
return match;
}
-static FIELDTYPE typeREGEXP = {
+static FIELDTYPE typeREGEXP =
+{
_HAS_ARGS | _RESIDENT,
- 1, /* this is mutable, so we can't be const */
+ 1, /* this is mutable, so we can't be const */
(FIELDTYPE *)0,
(FIELDTYPE *)0,
Make_RegularExpression_Type,