c6fb7ec834
* NEW: New substitution syntax to have more then nine arguments. The new
syntax is '&{N}' where N is the argument index, between 1 and 63.
git-svn-id: svn://localhost/gambas/trunk@1628 867c0c6c-44f3-4631-809d-bfa615b0a4ec
1058 lines
19 KiB
C
1058 lines
19 KiB
C
/***************************************************************************
|
||
|
||
String.c
|
||
|
||
The String management routines
|
||
|
||
(c) 2000-2007 Benoit Minisini <gambas@users.sourceforge.net>
|
||
|
||
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 1, 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, write to the Free Software
|
||
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
||
***************************************************************************/
|
||
|
||
#define __STRING_C
|
||
|
||
#include "gb_common.h"
|
||
#include "gb_common_buffer.h"
|
||
#include "gb_common_case.h"
|
||
#include "gb_common_string.h"
|
||
|
||
#include "gb_error.h"
|
||
#include "gbx_value.h"
|
||
#include "gbx_debug.h"
|
||
#include "gbx_local.h"
|
||
#include "gbx_project.h"
|
||
|
||
#include <unistd.h>
|
||
#include <pwd.h>
|
||
#include <ctype.h>
|
||
#include <iconv.h>
|
||
|
||
#include "gbx_string.h"
|
||
|
||
#if DEBUG_STRING
|
||
#define DEBUG_ME
|
||
#endif
|
||
|
||
#define STRING_last_count 32
|
||
static char *STRING_last[STRING_last_count] = { 0 };
|
||
|
||
static const char _char_string[512] =
|
||
"\x00\x00\x01\x00\x02\x00\x03\x00\x04\x00\x05\x00\x06\x00\x07\x00\x08\x00\x09\x00\x0A\x00\x0B\x00\x0C\x00\x0D\x00\x0E\x00\x0F\x00"
|
||
"\x10\x00\x11\x00\x12\x00\x13\x00\x14\x00\x15\x00\x16\x00\x17\x00\x18\x00\x19\x00\x1A\x00\x1B\x00\x1C\x00\x1D\x00\x1E\x00\x1F\x00"
|
||
"\x20\x00\x21\x00\x22\x00\x23\x00\x24\x00\x25\x00\x26\x00\x27\x00\x28\x00\x29\x00\x2A\x00\x2B\x00\x2C\x00\x2D\x00\x2E\x00\x2F\x00"
|
||
"\x30\x00\x31\x00\x32\x00\x33\x00\x34\x00\x35\x00\x36\x00\x37\x00\x38\x00\x39\x00\x3A\x00\x3B\x00\x3C\x00\x3D\x00\x3E\x00\x3F\x00"
|
||
"\x40\x00\x41\x00\x42\x00\x43\x00\x44\x00\x45\x00\x46\x00\x47\x00\x48\x00\x49\x00\x4A\x00\x4B\x00\x4C\x00\x4D\x00\x4E\x00\x4F\x00"
|
||
"\x50\x00\x51\x00\x52\x00\x53\x00\x54\x00\x55\x00\x56\x00\x57\x00\x58\x00\x59\x00\x5A\x00\x5B\x00\x5C\x00\x5D\x00\x5E\x00\x5F\x00"
|
||
"\x60\x00\x61\x00\x62\x00\x63\x00\x64\x00\x65\x00\x66\x00\x67\x00\x68\x00\x69\x00\x6A\x00\x6B\x00\x6C\x00\x6D\x00\x6E\x00\x6F\x00"
|
||
"\x70\x00\x71\x00\x72\x00\x73\x00\x74\x00\x75\x00\x76\x00\x77\x00\x78\x00\x79\x00\x7A\x00\x7B\x00\x7C\x00\x7D\x00\x7E\x00\x7F\x00"
|
||
"\x80\x00\x81\x00\x82\x00\x83\x00\x84\x00\x85\x00\x86\x00\x87\x00\x88\x00\x89\x00\x8A\x00\x8B\x00\x8C\x00\x8D\x00\x8E\x00\x8F\x00"
|
||
"\x90\x00\x91\x00\x92\x00\x93\x00\x94\x00\x95\x00\x96\x00\x97\x00\x98\x00\x99\x00\x9A\x00\x9B\x00\x9C\x00\x9D\x00\x9E\x00\x9F\x00"
|
||
"\xA0\x00\xA1\x00\xA2\x00\xA3\x00\xA4\x00\xA5\x00\xA6\x00\xA7\x00\xA8\x00\xA9\x00\xAA\x00\xAB\x00\xAC\x00\xAD\x00\xAE\x00\xAF\x00"
|
||
"\xB0\x00\xB1\x00\xB2\x00\xB3\x00\xB4\x00\xB5\x00\xB6\x00\xB7\x00\xB8\x00\xB9\x00\xBA\x00\xBB\x00\xBC\x00\xBD\x00\xBE\x00\xBF\x00"
|
||
"\xC0\x00\xC1\x00\xC2\x00\xC3\x00\xC4\x00\xC5\x00\xC6\x00\xC7\x00\xC8\x00\xC9\x00\xCA\x00\xCB\x00\xCC\x00\xCD\x00\xCE\x00\xCF\x00"
|
||
"\xD0\x00\xD1\x00\xD2\x00\xD3\x00\xD4\x00\xD5\x00\xD6\x00\xD7\x00\xD8\x00\xD9\x00\xDA\x00\xDB\x00\xDC\x00\xDD\x00\xDE\x00\xDF\x00"
|
||
"\xE0\x00\xE1\x00\xE2\x00\xE3\x00\xE4\x00\xE5\x00\xE6\x00\xE7\x00\xE8\x00\xE9\x00\xEA\x00\xEB\x00\xEC\x00\xED\x00\xEE\x00\xEF\x00"
|
||
"\xF0\x00\xF1\x00\xF2\x00\xF3\x00\xF4\x00\xF5\x00\xF6\x00\xF7\x00\xF8\x00\xF9\x00\xFA\x00\xFB\x00\xFC\x00\xFD\x00\xFE\x00\xFF\x00";
|
||
|
||
static int _index = 0;
|
||
|
||
//static HASH_TABLE *_intern = NULL;
|
||
|
||
/****************************************************************************
|
||
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String pool management
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****************************************************************************/
|
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||
#define SIZE_INC 16
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#define REAL_SIZE(_len) (((_len) + (SIZE_INC - 1)) & ~(SIZE_INC - 1))
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|
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#define POOL_SIZE 8
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#define POOL_MAX 32
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||
|
||
static STRING *_pool[POOL_SIZE] = { 0 };
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||
static int _pool_count[POOL_SIZE] = { 0 };
|
||
|
||
static STRING *alloc_string(int len)
|
||
{
|
||
STRING *str;
|
||
int size = REAL_SIZE(len + 1 + sizeof(STRING));
|
||
int pool = (size / SIZE_INC) - 1;
|
||
|
||
if (pool < POOL_SIZE)
|
||
{
|
||
if (_pool_count[pool])
|
||
{
|
||
//fprintf(stderr, "alloc_string: %d bytes from pool %d\n", size, pool);
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||
str = _pool[pool];
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_pool[pool] = *((STRING **)str);
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||
_pool_count[pool]--;
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str->len = len;
|
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str->ref = 1;
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||
return str;
|
||
}
|
||
//else
|
||
// printf("pool[%d] void\n", pool);
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}
|
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//else
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// printf("alloc_string: %d\n", pool);
|
||
|
||
ALLOC(&str, size, "alloc_string");
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str->len = len;
|
||
str->ref = 1;
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||
return str;
|
||
}
|
||
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||
void STRING_free_real(char *ptr)
|
||
{
|
||
STRING *str = STRING_from_ptr(ptr);
|
||
int size = REAL_SIZE(str->len + 1 + sizeof(STRING));
|
||
int pool = (size / SIZE_INC) - 1;
|
||
|
||
if (pool < POOL_SIZE)
|
||
{
|
||
if (_pool_count[pool] < POOL_MAX)
|
||
{
|
||
//fprintf(stderr, "free_string: %d bytes to pool %d\n", size, pool);
|
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*((STRING **)str) = _pool[pool];
|
||
_pool[pool] = str;
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||
_pool_count[pool]++;
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||
return;
|
||
}
|
||
}
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||
|
||
IFREE(str, "free_string");
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||
}
|
||
|
||
static STRING *realloc_string(STRING *str, int new_len)
|
||
{
|
||
int size;
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||
int new_size;
|
||
|
||
if (new_len == str->len)
|
||
return str;
|
||
|
||
size = REAL_SIZE(str->len + 1 + sizeof(STRING));
|
||
new_size = REAL_SIZE(new_len + 1 + sizeof(STRING));
|
||
|
||
if (new_size != size)
|
||
{
|
||
if (new_len == 0)
|
||
{
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STRING_free_real(str->data);
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return NULL;
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||
}
|
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else
|
||
{
|
||
STRING *nstr = alloc_string(new_len);
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||
if (new_len < str->len)
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||
memcpy(nstr->data, str->data, new_len);
|
||
else
|
||
memcpy(nstr->data, str->data, str->len);
|
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if (str->ref == 1)
|
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STRING_free_real(str->data);
|
||
else
|
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str->ref--;
|
||
str = nstr;
|
||
}
|
||
}
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||
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||
str->len = new_len;
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||
return str;
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||
}
|
||
|
||
static void clear_pool(void)
|
||
{
|
||
int i;
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||
STRING *str, *next;
|
||
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||
for (i = 0; i < POOL_SIZE; i++)
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||
{
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||
str = _pool[i];
|
||
while (str)
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||
{
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||
next = *((STRING **)str);
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||
IFREE(str, "clear_pool");
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str = next;
|
||
}
|
||
}
|
||
}
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||
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||
/****************************************************************************
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||
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||
String routines
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||
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****************************************************************************/
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||
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void STRING_new(char **ptr, const char *src, int len)
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||
{
|
||
STRING *str;
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||
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||
if (len <= 0 && src != NULL)
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||
len = strlen(src);
|
||
|
||
if (len <= 0)
|
||
{
|
||
*ptr = NULL;
|
||
return;
|
||
}
|
||
|
||
//ALLOC(&str, REAL_SIZE(len + 1 + sizeof(STRING)), "STRING_new");
|
||
str = alloc_string(len);
|
||
|
||
if (src)
|
||
memcpy(str->data, src, len);
|
||
|
||
str->data[len] = 0;
|
||
|
||
*ptr = str->data;
|
||
|
||
#ifdef DEBUG_ME
|
||
DEBUG_where();
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||
fprintf(stderr, "STRING_new %p ( 0 ) \"%.*s\"\n", *ptr, len, src);
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||
fflush(stderr);
|
||
#endif
|
||
}
|
||
|
||
#define post_free STRING_free_later
|
||
|
||
void STRING_free_later(char *ptr)
|
||
{
|
||
/*if (NLast >= MAX_LAST_STRING)
|
||
THROW(E_STRING);*/
|
||
|
||
#ifdef DEBUG_ME
|
||
if (STRING_last[_index])
|
||
{
|
||
DEBUG_where();
|
||
fprintf(stderr, "STRING_free_later: release temp: %p '%s'\n", STRING_last[_index], STRING_last[_index]);
|
||
fflush(stderr);
|
||
}
|
||
#endif
|
||
|
||
STRING_unref(&STRING_last[_index]);
|
||
|
||
#ifdef DEBUG_ME
|
||
fprintf(stderr, "STRING_free_later: post temp: %p '%s'\n", ptr, ptr);
|
||
fflush(stderr);
|
||
#endif
|
||
|
||
STRING_last[_index] = ptr;
|
||
|
||
_index++;
|
||
|
||
if (_index >= STRING_last_count)
|
||
_index = 0;
|
||
}
|
||
|
||
|
||
int STRING_get_free_index(void)
|
||
{
|
||
return _index;
|
||
}
|
||
|
||
|
||
|
||
/*void STRING_init(void)
|
||
{
|
||
HASH_TABLE_create(&_intern, 0, GB_COMP_TEXT);
|
||
}*/
|
||
|
||
void STRING_exit(void)
|
||
{
|
||
int i;
|
||
|
||
for (i = 0; i < STRING_last_count; i++)
|
||
{
|
||
/*if (STRING_last[i])
|
||
printf("release temp %p '%s'\n", STRING_last[i], STRING_last[i]);*/
|
||
STRING_unref(&STRING_last[i]);
|
||
STRING_last[i] = NULL;
|
||
}
|
||
|
||
_index = 0;
|
||
|
||
clear_pool();
|
||
}
|
||
|
||
|
||
void STRING_extend(char **ptr, int new_len)
|
||
{
|
||
STRING *str;
|
||
|
||
if (!*ptr)
|
||
str = alloc_string(new_len);
|
||
else
|
||
str = realloc_string(STRING_from_ptr(*ptr), new_len);
|
||
|
||
*ptr = str ? str->data : NULL;
|
||
}
|
||
|
||
|
||
void STRING_extend_end(char **ptr)
|
||
{
|
||
if (*ptr)
|
||
{
|
||
(*ptr)[STRING_length(*ptr)] = 0;
|
||
post_free(*ptr);
|
||
}
|
||
}
|
||
|
||
|
||
void STRING_copy_from_value_temp(char **ptr, VALUE *value)
|
||
{
|
||
if (value->_string.len == 0)
|
||
*ptr = NULL;
|
||
else if (value->type == T_STRING && value->_string.start == 0 && value->_string.len == STRING_length(value->_string.addr))
|
||
*ptr = value->_string.addr;
|
||
else
|
||
STRING_new_temp(ptr, &value->_string.addr[value->_string.start], value->_string.len);
|
||
}
|
||
|
||
|
||
/* Attention ! Contrairement <20>STRING_new, STRING_new_temp_value cr<63> des
|
||
cha<68>es temporaires.
|
||
*/
|
||
|
||
void STRING_new_temp_value(VALUE *value, const char *src, int len)
|
||
{
|
||
STRING_new_temp(&(value->_string.addr), src, len);
|
||
|
||
value->_string.len = STRING_length(value->_string.addr);
|
||
value->_string.start = 0;
|
||
value->type = T_STRING;
|
||
}
|
||
|
||
|
||
void STRING_new_constant_value(VALUE *value, const char *src, int len)
|
||
{
|
||
value->_string.addr = (char *)src;
|
||
value->_string.len = ((len < 0) ? strlen(src) : len);
|
||
value->_string.start = 0;
|
||
value->type = T_CSTRING;
|
||
}
|
||
|
||
|
||
void STRING_void_value(VALUE *value)
|
||
{
|
||
value->type = T_CSTRING;
|
||
value->_string.addr = NULL;
|
||
value->_string.start = 0;
|
||
value->_string.len = 0;
|
||
}
|
||
|
||
|
||
void STRING_char_value(VALUE *value, uchar car)
|
||
{
|
||
value->type = T_CSTRING;
|
||
value->_string.addr = (char *)&_char_string[(int)car * 2];
|
||
value->_string.start = 0;
|
||
value->_string.len = 1;
|
||
}
|
||
|
||
#if DEBUG_STRING
|
||
|
||
void STRING_free(char **ptr)
|
||
{
|
||
if (*ptr == NULL)
|
||
return;
|
||
|
||
#ifdef DEBUG_ME
|
||
DEBUG_where();
|
||
fprintf(stderr, "STRING_free: %p %p\n", *ptr, ptr);
|
||
fflush(stderr);
|
||
#endif
|
||
|
||
STRING_free_real(*ptr);
|
||
*ptr = NULL;
|
||
|
||
#ifdef DEBUG_ME
|
||
printf("OK\n");
|
||
#endif
|
||
}
|
||
|
||
void STRING_ref(char *ptr)
|
||
{
|
||
STRING *str;
|
||
|
||
if (ptr == NULL)
|
||
return;
|
||
|
||
str = STRING_from_ptr(ptr);
|
||
|
||
#ifdef DEBUG_ME
|
||
DEBUG_where();
|
||
fprintf(stderr, "STRING_ref: %p ( %ld -> %ld )\n", ptr, str->ref, str->ref + 1);
|
||
if (str->ref < 0 || str->ref > 10000)
|
||
fprintf(stderr, "*** BAD\n");
|
||
fflush(stderr);
|
||
#endif
|
||
|
||
str->ref++;
|
||
}
|
||
|
||
|
||
void STRING_unref(char **ptr)
|
||
{
|
||
STRING *str;
|
||
|
||
if (*ptr == NULL)
|
||
return;
|
||
|
||
str = STRING_from_ptr(*ptr);
|
||
|
||
#ifdef DEBUG_ME
|
||
DEBUG_where();
|
||
fprintf(stderr, "STRING_unref: %p ( %ld -> %ld )\n", *ptr, str->ref, str->ref - 1);
|
||
if (str->ref < 1 || str->ref > 10000)
|
||
fprintf(stderr, "*** BAD\n");
|
||
fflush(stderr);
|
||
#endif
|
||
|
||
if ((--str->ref) <= 0)
|
||
STRING_free(ptr);
|
||
}
|
||
|
||
#endif
|
||
|
||
void STRING_unref_keep(char **ptr)
|
||
{
|
||
STRING *str;
|
||
|
||
if (*ptr == NULL)
|
||
return;
|
||
|
||
str = STRING_from_ptr(*ptr);
|
||
if (str->ref > 1)
|
||
str->ref--;
|
||
else
|
||
post_free(*ptr);
|
||
}
|
||
|
||
/* The get_param argument index starts at 1, not 0! */
|
||
|
||
#define INDEX_AT 0
|
||
#define INDEX_IGNORE (-1)
|
||
#define INDEX_ERROR (-2)
|
||
|
||
static int get_param_index(const char *str, int len, uint *pos, int *len_pattern)
|
||
{
|
||
uint i;
|
||
int index;
|
||
bool err;
|
||
uchar d;
|
||
|
||
i = *pos + 1;
|
||
d = str[i];
|
||
if (d == '&')
|
||
{
|
||
index = INDEX_AT;
|
||
}
|
||
else if (d >= '1' && d <= '9')
|
||
{
|
||
index = d - '0';
|
||
}
|
||
else if (d == '{')
|
||
{
|
||
err = FALSE;
|
||
index = 0;
|
||
for(;;)
|
||
{
|
||
i++;
|
||
if (i >= len)
|
||
break;
|
||
d = str[i];
|
||
if (d == '}')
|
||
break;
|
||
if (d >= '0' && d <= '9')
|
||
index = index * 10 + d - '0';
|
||
else
|
||
err = TRUE;
|
||
}
|
||
if (err || index < 1 || index >= 64)
|
||
index = INDEX_ERROR;
|
||
}
|
||
else
|
||
{
|
||
index = INDEX_IGNORE;
|
||
}
|
||
|
||
if (len_pattern)
|
||
*len_pattern = i - *pos + 1;
|
||
|
||
*pos = i;
|
||
return index;
|
||
}
|
||
|
||
char *STRING_subst(const char *str, int len, SUBST_FUNC get_param)
|
||
{
|
||
uint i;
|
||
uchar c;
|
||
int np, lenp;
|
||
int len_subst;
|
||
char *subst;
|
||
char *ps;
|
||
char *p[64];
|
||
int lp[64];
|
||
|
||
if (!str)
|
||
return NULL;
|
||
|
||
if (len <= 0)
|
||
len = strlen(str);
|
||
|
||
// Calculate the length
|
||
|
||
len_subst = len;
|
||
|
||
for (i = 0; i < len; i++)
|
||
{
|
||
c = str[i];
|
||
if (c == '&')
|
||
{
|
||
np = get_param_index(str, len, &i, &lenp);
|
||
len_subst -= lenp;
|
||
|
||
switch (np)
|
||
{
|
||
case INDEX_AT:
|
||
len_subst++;
|
||
break;
|
||
case INDEX_IGNORE:
|
||
len_subst += lenp;
|
||
break;
|
||
case INDEX_ERROR:
|
||
break;
|
||
default:
|
||
np--;
|
||
(*get_param)(np + 1, &p[np], &lp[np]);
|
||
if (lp[np] < 0)
|
||
lp[np] = strlen(p[np]);
|
||
len_subst += lp[np];
|
||
}
|
||
|
||
/*i++;
|
||
d = str[i];
|
||
if (d == '&')
|
||
len_subst--;
|
||
else if (d >= '1' && d <= '9')
|
||
{
|
||
np = d - '1';
|
||
(*get_param)(np + 1, &p[np], &lp[np]);
|
||
if (lp[np] < 0)
|
||
lp[np] = strlen(p[np]);
|
||
len_subst += lp[np] - 2;
|
||
}*/
|
||
}
|
||
}
|
||
|
||
STRING_new(&subst, NULL, len_subst);
|
||
ps = subst;
|
||
|
||
for (i = 0; i < len; i++)
|
||
{
|
||
c = str[i];
|
||
if (c == '&')
|
||
{
|
||
np = get_param_index(str, len, &i, &lenp);
|
||
switch (np)
|
||
{
|
||
case INDEX_AT:
|
||
*ps++ = '&';
|
||
break;
|
||
case INDEX_IGNORE:
|
||
*ps++ = '&';
|
||
*ps++ = str[i];
|
||
break;
|
||
case INDEX_ERROR:
|
||
break;
|
||
default:
|
||
np--;
|
||
memcpy(ps, p[np], lp[np]);
|
||
ps += lp[np];
|
||
}
|
||
/*i++;
|
||
d = str[i];
|
||
if (d == '&')
|
||
*ps++ = '&';
|
||
else if (d >= '1' && d <= '9')
|
||
{
|
||
np = d - '1';
|
||
memcpy(ps, p[np], lp[np]);
|
||
ps += lp[np];
|
||
}
|
||
else
|
||
{
|
||
*ps++ = '&';
|
||
*ps++ = d;
|
||
}*/
|
||
}
|
||
else
|
||
*ps++ = c;
|
||
}
|
||
|
||
*ps = 0;
|
||
post_free(subst);
|
||
return subst;
|
||
}
|
||
|
||
char *STRING_subst_add(const char *str, int len, SUBST_ADD_FUNC add_param)
|
||
{
|
||
uint i;
|
||
uchar c;
|
||
int np;
|
||
|
||
if (!str)
|
||
return NULL;
|
||
|
||
if (len <= 0)
|
||
len = strlen(str);
|
||
|
||
SUBST_init();
|
||
|
||
for (i = 0; i < len; i++)
|
||
{
|
||
c = str[i];
|
||
if (c == '&')
|
||
{
|
||
np = get_param_index(str, len, &i, NULL);
|
||
switch (np)
|
||
{
|
||
case INDEX_AT:
|
||
SUBST_add_char('&');
|
||
break;
|
||
case INDEX_IGNORE:
|
||
SUBST_add_char('&');
|
||
SUBST_add_char(str[i]);
|
||
break;
|
||
case INDEX_ERROR:
|
||
break;
|
||
default:
|
||
(*add_param)(np);
|
||
}
|
||
/*
|
||
i++;
|
||
d = str[i];
|
||
if (d == '&')
|
||
{
|
||
SUBST_add_char('&');
|
||
}
|
||
else if (d >= '1' && d <= '9')
|
||
{
|
||
np = d - '0';
|
||
(*add_param)(np);
|
||
}
|
||
else if (d == '{')
|
||
{
|
||
np = 0;
|
||
err = FALSE;
|
||
for(;;)
|
||
{
|
||
i++;
|
||
if (i >= len)
|
||
break;
|
||
d = str[i];
|
||
if (d == '}')
|
||
break;
|
||
if (d >= '0' && d <= '9')
|
||
np = np * 10 + d - '0';
|
||
else
|
||
err = TRUE;
|
||
}
|
||
if (!err && np >= 1 && np <= 64)
|
||
(*add_param)(np);
|
||
}
|
||
else
|
||
{
|
||
SUBST_add_char('&');
|
||
SUBST_add_char(d);
|
||
}*/
|
||
}
|
||
else
|
||
SUBST_add_char(c);
|
||
}
|
||
|
||
SUBST_exit();
|
||
return SUBST_buffer;
|
||
}
|
||
|
||
|
||
void STRING_add(char **ptr, const char *src, int len)
|
||
{
|
||
int old_len;
|
||
|
||
if (len <= 0 && src != NULL)
|
||
len = strlen(src);
|
||
|
||
if (len <= 0)
|
||
return;
|
||
|
||
old_len = STRING_length(*ptr);
|
||
|
||
STRING_extend(ptr, old_len + len);
|
||
memcpy(&((*ptr)[old_len]), src, len);
|
||
(*ptr)[old_len + len] = 0;
|
||
}
|
||
|
||
|
||
void STRING_add_char(char **ptr, char c)
|
||
{
|
||
int len = STRING_length(*ptr);
|
||
char *p;
|
||
|
||
//if (!(len & (SIZE_INC - 1)))
|
||
STRING_extend(ptr, len + 1);
|
||
//else
|
||
//STRING_from_ptr(*ptr)->len++;
|
||
|
||
p = *ptr + len;
|
||
p[0] = c;
|
||
p[1] = 0;
|
||
}
|
||
|
||
|
||
int STRING_conv(char **result, const char *str, int len, const char *src, const char *dst, bool throw)
|
||
{
|
||
iconv_t handle;
|
||
bool err;
|
||
const char *in;
|
||
char *out;
|
||
size_t in_len;
|
||
size_t out_len;
|
||
size_t ret;
|
||
int errcode = 0;
|
||
|
||
*result = NULL;
|
||
|
||
in = str;
|
||
in_len = len;
|
||
|
||
if (len == 0)
|
||
return errcode;
|
||
|
||
if (!dst || *dst == 0)
|
||
dst = "ASCII";
|
||
|
||
if (!src || *src == 0)
|
||
src = "ASCII";
|
||
|
||
handle = iconv_open(dst, src);
|
||
if (handle == (iconv_t)(-1))
|
||
{
|
||
if (errno == EINVAL)
|
||
errcode = E_UCONV;
|
||
else
|
||
errcode = E_CONV;
|
||
}
|
||
else
|
||
{
|
||
err = FALSE;
|
||
|
||
for(;;)
|
||
{
|
||
out = COMMON_buffer;
|
||
out_len = COMMON_BUF_MAX;
|
||
|
||
#if defined(OS_SOLARIS) || defined(OS_FREEBSD) || defined(OS_OPENBSD)
|
||
ret = iconv(handle, &in, &in_len, &out, &out_len);
|
||
#else
|
||
ret = iconv(handle, (char **)&in, &in_len, &out, &out_len);
|
||
#endif
|
||
|
||
if (ret != (size_t)(-1) || errno == E2BIG)
|
||
STRING_add(result, COMMON_buffer, COMMON_BUF_MAX - out_len);
|
||
|
||
if (ret != (size_t)(-1))
|
||
break;
|
||
|
||
if (errno != E2BIG)
|
||
{
|
||
err = TRUE;
|
||
break;
|
||
}
|
||
}
|
||
|
||
iconv_close(handle);
|
||
|
||
//STRING_add(result, "\0\0\0", sizeof(wchar_t) - 1);
|
||
|
||
STRING_extend_end(result);
|
||
|
||
if (err)
|
||
errcode = E_CONV;
|
||
}
|
||
|
||
if (throw && errcode)
|
||
THROW(errcode);
|
||
|
||
return errcode;
|
||
}
|
||
|
||
|
||
char *STRING_conv_to_UTF8(const char *name, int len)
|
||
{
|
||
char *result = NULL;
|
||
|
||
if (!name)
|
||
return "";
|
||
|
||
if (LOCAL_is_UTF8)
|
||
{
|
||
if (len <= 0)
|
||
result = (char *)name;
|
||
else
|
||
STRING_new_temp(&result, name, len);
|
||
}
|
||
else
|
||
{
|
||
if (len <= 0)
|
||
len = strlen(name);
|
||
|
||
STRING_conv(&result, name, len, LOCAL_encoding, "UTF-8", TRUE);
|
||
}
|
||
|
||
if (result)
|
||
return result;
|
||
else
|
||
return "";
|
||
}
|
||
|
||
|
||
char *STRING_conv_file_name(const char *name, int len)
|
||
{
|
||
char *result = NULL;
|
||
int pos;
|
||
struct passwd *info;
|
||
char *dir;
|
||
char *user;
|
||
|
||
if (!name)
|
||
return "";
|
||
|
||
if (len <= 0)
|
||
len = strlen(name);
|
||
|
||
if (len > 0 && *name == '~')
|
||
{
|
||
for (pos = 0; pos < len; pos++)
|
||
{
|
||
if (name[pos] == '/')
|
||
break;
|
||
}
|
||
|
||
if (pos <= 1)
|
||
dir = PROJECT_get_home();
|
||
else
|
||
{
|
||
STRING_new_temp(&user, &name[1], pos - 1);
|
||
info = getpwnam(user);
|
||
if (info)
|
||
dir = info->pw_dir;
|
||
else
|
||
dir = NULL;
|
||
}
|
||
|
||
if (dir)
|
||
{
|
||
STRING_new(&user, dir, 0);
|
||
if (pos < len)
|
||
STRING_add(&user, &name[pos], len - pos);
|
||
name = user;
|
||
len = STRING_length(name);
|
||
post_free(user);
|
||
}
|
||
}
|
||
|
||
if (LOCAL_is_UTF8)
|
||
STRING_new_temp(&result, name, len);
|
||
else
|
||
STRING_conv(&result, name, len, "UTF-8", LOCAL_encoding, TRUE);
|
||
|
||
//fprintf(stderr, "STRING_conv_file_name: %s\n", result);
|
||
|
||
if (result)
|
||
return result;
|
||
else
|
||
return "";
|
||
}
|
||
|
||
|
||
int STRING_search(const char *ps, int ls, const char *pp, int lp, int is, bool right, bool nocase)
|
||
{
|
||
int pos, ip;
|
||
|
||
if (lp > ls)
|
||
return 0;
|
||
|
||
if (is < 0)
|
||
is += ls;
|
||
else if (is == 0)
|
||
is = right ? ls : 1;
|
||
|
||
ls = ls - lp + 1; /* Longueur du début du texte où effectuer la recherche */
|
||
|
||
if (is > ls)
|
||
{
|
||
if (!right)
|
||
return 0;
|
||
else
|
||
is = ls;
|
||
}
|
||
else if (is < lp)
|
||
{
|
||
if (right)
|
||
return 0;
|
||
else if (is < 1)
|
||
is = 1;
|
||
}
|
||
|
||
is--;
|
||
|
||
if (lp == 1)
|
||
{
|
||
uchar cp = *pp;
|
||
|
||
if (nocase)
|
||
{
|
||
cp = tolower(cp);
|
||
|
||
if (right)
|
||
{
|
||
for (; is >= 0; is--)
|
||
{
|
||
if (tolower(ps[is]) == cp)
|
||
return is + 1;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (; is < ls; is++)
|
||
{
|
||
if (tolower(ps[is]) == cp)
|
||
return is + 1;
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (right)
|
||
{
|
||
for (; is >= 0; is--)
|
||
{
|
||
if (ps[is] == cp)
|
||
return is + 1;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (; is < ls; is++)
|
||
{
|
||
if (ps[is] == cp)
|
||
return is + 1;
|
||
}
|
||
}
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
pos = 0;
|
||
ps += is;
|
||
|
||
if (right)
|
||
{
|
||
if (nocase)
|
||
{
|
||
for (; is >= 0; is--, ps--)
|
||
{
|
||
for (ip = 0; ip < lp; ip++)
|
||
{
|
||
if (tolower(ps[ip]) != tolower(pp[ip]))
|
||
goto __NEXT_RN;
|
||
}
|
||
|
||
pos = is + 1;
|
||
goto __FOUND;
|
||
|
||
__NEXT_RN:
|
||
;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (; is >= 0; is--, ps--)
|
||
{
|
||
for (ip = 0; ip < lp; ip++)
|
||
{
|
||
if (ps[ip] != pp[ip])
|
||
goto __NEXT_R;
|
||
}
|
||
|
||
pos = is + 1;
|
||
goto __FOUND;
|
||
|
||
__NEXT_R:
|
||
;
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (nocase)
|
||
{
|
||
for (; is < ls; is++, ps++)
|
||
{
|
||
for (ip = 0; ip < lp; ip++)
|
||
{
|
||
if (tolower(ps[ip]) != tolower(pp[ip]))
|
||
goto __NEXT_LN;
|
||
}
|
||
|
||
pos = is + 1;
|
||
goto __FOUND;
|
||
|
||
__NEXT_LN:
|
||
;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (; is < ls; is++, ps++)
|
||
{
|
||
for (ip = 0; ip < lp; ip++)
|
||
{
|
||
if (ps[ip] != pp[ip])
|
||
goto __NEXT_L;
|
||
}
|
||
|
||
pos = is + 1;
|
||
goto __FOUND;
|
||
|
||
__NEXT_L:
|
||
;
|
||
}
|
||
}
|
||
}
|
||
|
||
__FOUND:
|
||
|
||
return pos;
|
||
}
|
||
|
||
|
||
#include "gb_common_string_temp.h"
|
||
|
||
|