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authormarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
committermarha <marha@users.sourceforge.net>2009-06-28 22:07:26 +0000
commit3562e78743202e43aec8727005182a2558117eca (patch)
tree8f9113a77d12470c5c851a2a8e4cb02e89df7d43 /libX11/src/xlibi18n/lcDB.c
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Checked in the following released items:
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Diffstat (limited to 'libX11/src/xlibi18n/lcDB.c')
-rw-r--r--libX11/src/xlibi18n/lcDB.c1347
1 files changed, 1347 insertions, 0 deletions
diff --git a/libX11/src/xlibi18n/lcDB.c b/libX11/src/xlibi18n/lcDB.c
new file mode 100644
index 000000000..5228a0068
--- /dev/null
+++ b/libX11/src/xlibi18n/lcDB.c
@@ -0,0 +1,1347 @@
+/* $Xorg: lcDB.c,v 1.6 2000/08/17 19:45:17 cpqbld Exp $ */
+/*
+ *
+ * Copyright IBM Corporation 1993
+ *
+ * All Rights Reserved
+ *
+ * License to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted,
+ * provided that the above copyright notice appear in all copies and that
+ * both that copyright notice and this permission notice appear in
+ * supporting documentation, and that the name of IBM not be
+ * used in advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ *
+ * IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ * ALL IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS, AND
+ * NONINFRINGEMENT OF THIRD PARTY RIGHTS, IN NO EVENT SHALL
+ * IBM BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+ * WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ * ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ *
+*/
+/*
+ * (c) Copyright 1995 FUJITSU LIMITED
+ * This is source code modified by FUJITSU LIMITED under the Joint
+ * Development Agreement for the CDE/Motif PST.
+ */
+/* $XFree86: xc/lib/X11/lcDB.c,v 3.15tsi Exp $ */
+
+
+
+#ifndef NOT_X_ENV
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Xlib.h>
+#include <X11/Xresource.h>
+#include "Xlibint.h"
+#include "XlcPubI.h"
+
+#else /* NOT_X_ENV */
+
+#define Xmalloc malloc
+#define Xrealloc realloc
+#define Xfree free
+
+#endif /* NOT_X_ENV */
+
+/* specifying NOT_X_ENV allows users to just use
+ the database parsing routine. */
+/* For UDC/VW */
+#ifndef BUFSIZE
+#define BUFSIZE 2048
+#endif
+
+#ifdef COMMENT
+#ifdef BUFSIZE
+#undef BUFSIZE
+#endif
+#define BUFSIZE 6144 /* 2048*3 */
+#endif
+
+#include <stdio.h>
+
+typedef struct _DatabaseRec {
+ char *category;
+ char *name;
+ char **value;
+ int value_num;
+ struct _DatabaseRec *next;
+} DatabaseRec, *Database;
+
+typedef enum {
+ S_NULL, /* outside category */
+ S_CATEGORY, /* inside category */
+ S_NAME, /* has name, expecting values */
+ S_VALUE
+} ParseState;
+
+typedef enum {
+ T_NEWLINE,
+ T_COMMENT,
+ T_SEMICOLON,
+ T_DOUBLE_QUOTE,
+ T_LEFT_BRACE,
+ T_RIGHT_BRACE,
+ T_SPACE,
+ T_TAB,
+ T_BACKSLASH,
+ T_NUMERIC_HEX,
+ T_NUMERIC_DEC,
+ T_NUMERIC_OCT,
+ T_DEFAULT
+} Token;
+
+typedef struct {
+ Token token; /* token id */
+ int len; /* length of token sequence */
+} TokenTable;
+
+static int f_newline (const char *str, Token token, Database *db);
+static int f_comment (const char *str, Token token, Database *db);
+static int f_semicolon (const char *str, Token token, Database *db);
+static int f_double_quote (const char *str, Token token, Database *db);
+static int f_left_brace (const char *str, Token token, Database *db);
+static int f_right_brace (const char *str, Token token, Database *db);
+static int f_white (const char *str, Token token, Database *db);
+static int f_backslash (const char *str, Token token, Database *db);
+static int f_numeric (const char *str, Token token, Database *db);
+static int f_default (const char *str, Token token, Database *db);
+
+static const TokenTable token_tbl[] = {
+ { T_NEWLINE, 1 },
+ { T_COMMENT, 1 },
+ { T_SEMICOLON, 1 },
+ { T_DOUBLE_QUOTE, 1 },
+ { T_LEFT_BRACE, 1 },
+ { T_RIGHT_BRACE, 1 },
+ { T_SPACE, 1 },
+ { T_TAB, 1 },
+ { T_BACKSLASH, 1 },
+ { T_NUMERIC_HEX, 2 },
+ { T_NUMERIC_DEC, 2 },
+ { T_NUMERIC_OCT, 2 },
+ { T_DEFAULT, 1 } /* any character */
+};
+
+#define SYM_CR '\r'
+#define SYM_NEWLINE '\n'
+#define SYM_COMMENT '#'
+#define SYM_SEMICOLON ';'
+#define SYM_DOUBLE_QUOTE '"'
+#define SYM_LEFT_BRACE '{'
+#define SYM_RIGHT_BRACE '}'
+#define SYM_SPACE ' '
+#define SYM_TAB '\t'
+#define SYM_BACKSLASH '\\'
+
+/************************************************************************/
+
+#define MAX_NAME_NEST 64
+
+typedef struct {
+ ParseState pre_state;
+ char *category;
+ char *name[MAX_NAME_NEST];
+ int nest_depth;
+ char **value;
+ int value_len;
+ int value_num;
+ int bufsize; /* bufMaxSize >= bufsize >= 0 */
+ int bufMaxSize; /* default : BUFSIZE */
+ char *buf;
+} DBParseInfo;
+
+static DBParseInfo parse_info;
+
+static void
+init_parse_info (void)
+{
+ static int allocated /* = 0 */;
+ char *ptr;
+ int size;
+ if (!allocated) {
+ bzero(&parse_info, sizeof(DBParseInfo));
+ parse_info.buf = (char *)Xmalloc(BUFSIZE);
+ parse_info.bufMaxSize = BUFSIZE;
+ allocated = 1;
+ return;
+ }
+ ptr = parse_info.buf;
+ size = parse_info.bufMaxSize;
+ bzero(&parse_info, sizeof(DBParseInfo));
+ parse_info.buf = ptr;
+ parse_info.bufMaxSize = size;
+}
+
+static void
+clear_parse_info (void)
+{
+ int i;
+ char *ptr;
+ int size;
+ parse_info.pre_state = S_NULL;
+ if (parse_info.category != NULL) {
+ Xfree(parse_info.category);
+ }
+ for (i = 0; i <= parse_info.nest_depth; ++i) {
+ if (parse_info.name[i]) {
+ Xfree(parse_info.name[i]);
+ }
+ }
+ if (parse_info.value) {
+ if (*parse_info.value) {
+ Xfree(*parse_info.value);
+ }
+ Xfree((char *)parse_info.value);
+ }
+ ptr = parse_info.buf;
+ size = parse_info.bufMaxSize;
+ bzero(&parse_info, sizeof(DBParseInfo));
+ parse_info.buf = ptr;
+ parse_info.bufMaxSize = size;
+}
+
+static Bool
+realloc_parse_info(
+ int len)
+{
+ char *p;
+
+ parse_info.bufMaxSize = BUFSIZE * ((parse_info.bufsize + len)/BUFSIZE + 1);
+ p = (char *)Xrealloc(parse_info.buf, parse_info.bufMaxSize);
+ if (p == NULL)
+ return False;
+ parse_info.buf = p;
+
+ return True;
+}
+
+/************************************************************************/
+
+typedef struct _Line {
+ char *str;
+ int cursize;
+ int maxsize;
+ int seq;
+} Line;
+
+static void
+free_line(
+ Line *line)
+{
+ if (line->str != NULL) {
+ Xfree(line->str);
+ }
+ bzero(line, sizeof(Line));
+}
+
+static int
+realloc_line(
+ Line *line,
+ int size)
+{
+ char *str = line->str;
+
+ if (str != NULL) {
+ str = (char *)Xrealloc(str, size);
+ } else {
+ str = (char *)Xmalloc(size);
+ }
+ if (str == NULL) {
+ /* malloc error */
+ if (line->str != NULL) {
+ Xfree(line->str);
+ }
+ bzero(line, sizeof(Line));
+ return 0;
+ }
+ line->str = str;
+ line->maxsize = size;
+ return 1;
+}
+
+#define iswhite(ch) ((ch) == SYM_SPACE || (ch) == SYM_TAB)
+
+static void
+zap_comment(
+ char *str,
+ int *quoted)
+{
+ char *p = str;
+#ifdef never
+ *quoted = 0;
+ if (*p == SYM_COMMENT) {
+ int len = strlen(str);
+ if (p[len - 1] == SYM_NEWLINE || p[len - 1] == SYM_CR) {
+ *p++ = SYM_NEWLINE;
+ }
+ *p = '\0';
+ }
+#else
+ while (*p) {
+ if (*p == SYM_DOUBLE_QUOTE) {
+ if (p == str || p[-1] != SYM_BACKSLASH) {
+ /* unescaped double quote changes quoted state. */
+ *quoted = *quoted ? 0 : 1;
+ }
+ }
+ if (*p == SYM_COMMENT && !*quoted) {
+ int pos = p - str;
+ if (pos == 0 ||
+ (iswhite(p[-1]) && (pos == 1 || p[-2] != SYM_BACKSLASH))) {
+ int len = strlen(p);
+ if (len > 0 && (p[len - 1] == SYM_NEWLINE || p[len-1] == SYM_CR)) {
+ /* newline is the identifier for finding end of value.
+ therefore, it should not be removed. */
+ *p++ = SYM_NEWLINE;
+ }
+ *p = '\0';
+ break;
+ }
+ }
+ ++p;
+ }
+#endif
+}
+
+static int
+read_line(
+ FILE *fd,
+ Line *line)
+{
+ char buf[BUFSIZE], *p;
+ int len;
+ int quoted = 0; /* quoted by double quote? */
+ char *str;
+ int cur;
+
+ str = line->str;
+ cur = line->cursize = 0;
+
+ while ((p = fgets(buf, BUFSIZE, fd)) != NULL) {
+ ++line->seq;
+ zap_comment(p, &quoted); /* remove comment line */
+ len = strlen(p);
+ if (len == 0) {
+ if (cur > 0) {
+ break;
+ }
+ continue;
+ }
+ if (cur + len + 1 > line->maxsize) {
+ /* need to reallocate buffer. */
+ if (! realloc_line(line, line->maxsize + BUFSIZE)) {
+ return -1; /* realloc error. */
+ }
+ str = line->str;
+ }
+ strncpy(str + cur, p, len);
+
+ cur += len;
+ str[cur] = '\0';
+#ifdef __UNIXOS2__ /* Take out carriage returns under OS/2 */
+ if (cur>1) {
+ if (str[cur-2] == '\r' && str[cur-1] == '\n') {
+ str[cur-2] = '\n';
+ str[cur-1] = '\0';
+ cur--;
+ }
+ }
+#endif
+ if (!quoted && cur > 1 && str[cur - 2] == SYM_BACKSLASH &&
+ (str[cur - 1] == SYM_NEWLINE || str[cur-1] == SYM_CR)) {
+ /* the line is ended backslash followed by newline.
+ need to concatinate the next line. */
+ cur -= 2;
+ str[cur] = '\0';
+ } else if (len < BUFSIZE - 1 || buf[len - 1] == SYM_NEWLINE ||
+ buf[len - 1] == SYM_CR) {
+ /* the line is shorter than BUFSIZE. */
+ break;
+ }
+ }
+ if (quoted) {
+ /* error. still in quoted state. */
+ return -1;
+ }
+ return line->cursize = cur;
+}
+
+/************************************************************************/
+
+static Token
+get_token(
+ const char *str)
+{
+ switch (*str) {
+ case SYM_NEWLINE:
+ case SYM_CR: return T_NEWLINE;
+ case SYM_COMMENT: return T_COMMENT;
+ case SYM_SEMICOLON: return T_SEMICOLON;
+ case SYM_DOUBLE_QUOTE: return T_DOUBLE_QUOTE;
+ case SYM_LEFT_BRACE: return T_LEFT_BRACE;
+ case SYM_RIGHT_BRACE: return T_RIGHT_BRACE;
+ case SYM_SPACE: return T_SPACE;
+ case SYM_TAB: return T_TAB;
+ case SYM_BACKSLASH:
+ switch (str[1]) {
+ case 'x': return T_NUMERIC_HEX;
+ case 'd': return T_NUMERIC_DEC;
+ case 'o': return T_NUMERIC_OCT;
+ }
+ return T_BACKSLASH;
+ default:
+ return T_DEFAULT;
+ }
+}
+
+static int
+get_word(
+ const char *str,
+ char *word)
+{
+ const char *p = str;
+ char *w = word;
+ Token token;
+ int token_len;
+
+ while (*p != '\0') {
+ token = get_token(p);
+ token_len = token_tbl[token].len;
+ if (token == T_BACKSLASH) {
+ p += token_len;
+ if (*p == '\0')
+ break;
+ token = get_token(p);
+ token_len = token_tbl[token].len;
+ } else if (token != T_COMMENT && token != T_DEFAULT) {
+ break;
+ }
+ strncpy(w, p, token_len);
+ p += token_len; w += token_len;
+ }
+ *w = '\0';
+ return p - str; /* return number of scanned chars */
+}
+
+static int
+get_quoted_word(
+ const char *str,
+ char *word)
+{
+ const char *p = str;
+ char *w = word;
+ Token token;
+ int token_len;
+
+ if (*p == SYM_DOUBLE_QUOTE) {
+ ++p;
+ }
+ while (*p != '\0') {
+ token = get_token(p);
+ token_len = token_tbl[token].len;
+ if (token == T_DOUBLE_QUOTE) {
+ p += token_len;
+ goto found;
+ }
+ if (token == T_BACKSLASH) {
+ p += token_len;
+ if (*p == '\0') {
+ break;
+ }
+ token = get_token(p);
+ token_len = token_tbl[token].len;
+ }
+ strncpy(w, p, token_len);
+ p += token_len; w += token_len;
+ }
+ /* error. cannot detect next double quote */
+ return 0;
+
+ found:;
+ *w = '\0';
+ return p - str;
+}
+
+/************************************************************************/
+
+static int
+append_value_list (void)
+{
+ char **value_list = parse_info.value;
+ char *value;
+ int value_num = parse_info.value_num;
+ int value_len = parse_info.value_len;
+ char *str = parse_info.buf;
+ int len = parse_info.bufsize;
+ char *p;
+
+ if (len < 1) {
+ return 1; /* return with no error */
+ }
+
+ if (value_list == (char **)NULL) {
+ value_list = (char **)Xmalloc(sizeof(char *) * 2);
+ *value_list = NULL;
+ } else {
+ char **prev_list = value_list;
+
+ value_list = (char **)
+ Xrealloc(value_list, sizeof(char *) * (value_num + 2));
+ if (value_list == NULL) {
+ Xfree(prev_list);
+ }
+ }
+ if (value_list == (char **)NULL)
+ goto err2;
+
+ value = *value_list;
+ if (value == NULL) {
+ value = (char *)Xmalloc(value_len + len + 1);
+ } else {
+ char *prev_value = value;
+
+ value = (char *)Xrealloc(value, value_len + len + 1);
+ if (value == NULL) {
+ Xfree(prev_value);
+ }
+ }
+ if (value == NULL) {
+ goto err1;
+ }
+ if (value != *value_list) {
+ int i;
+ ssize_t delta;
+ delta = value - *value_list;
+ *value_list = value;
+ for (i = 1; i < value_num; ++i) {
+ value_list[i] += delta;
+ }
+ }
+
+ value_list[value_num] = p = &value[value_len];
+ value_list[value_num + 1] = NULL;
+ strncpy(p, str, len);
+ p[len] = 0;
+
+ parse_info.value = value_list;
+ parse_info.value_num = value_num + 1;
+ parse_info.value_len = value_len + len + 1;
+ parse_info.bufsize = 0;
+ return 1;
+
+ err1:
+ if (value_list) {
+ Xfree((char **)value_list);
+ }
+ if (value) {
+ Xfree(value);
+ }
+ err2:
+ parse_info.value = (char **)NULL;
+ parse_info.value_num = 0;
+ parse_info.value_len = 0;
+ parse_info.bufsize = 0;
+ return 0;
+}
+
+static int
+construct_name(
+ char *name,
+ int size)
+{
+ int i;
+ int len = 0;
+ char *p = name;
+
+ for (i = 0; i <= parse_info.nest_depth; ++i) {
+ len += strlen(parse_info.name[i]) + 1;
+ }
+ if (len >= size)
+ return 0;
+
+ strcpy(p, parse_info.name[0]);
+ p += strlen(parse_info.name[0]);
+ for (i = 1; i <= parse_info.nest_depth; ++i) {
+ *p++ = '.';
+ strcpy(p, parse_info.name[i]);
+ p += strlen(parse_info.name[i]);
+ }
+ return *name != '\0';
+}
+
+static int
+store_to_database(
+ Database *db)
+{
+ Database new = (Database)NULL;
+ char name[BUFSIZE];
+
+ if (parse_info.pre_state == S_VALUE) {
+ if (! append_value_list()) {
+ goto err;
+ }
+ }
+
+ if (parse_info.name[parse_info.nest_depth] == NULL) {
+ goto err;
+ }
+
+ new = (Database)Xmalloc(sizeof(DatabaseRec));
+ if (new == (Database)NULL) {
+ goto err;
+ }
+ bzero(new, sizeof(DatabaseRec));
+
+ new->category = (char *)Xmalloc(strlen(parse_info.category) + 1);
+ if (new->category == NULL) {
+ goto err;
+ }
+ strcpy(new->category, parse_info.category);
+
+ if (! construct_name(name, sizeof(name))) {
+ goto err;
+ }
+ new->name = (char *)Xmalloc(strlen(name) + 1);
+ if (new->name == NULL) {
+ goto err;
+ }
+ strcpy(new->name, name);
+ new->next = *db;
+ new->value = parse_info.value;
+ new->value_num = parse_info.value_num;
+ *db = new;
+
+ Xfree(parse_info.name[parse_info.nest_depth]);
+ parse_info.name[parse_info.nest_depth] = NULL;
+
+ parse_info.value = (char **)NULL;
+ parse_info.value_num = 0;
+ parse_info.value_len = 0;
+
+ return 1;
+
+ err:
+ if (new) {
+ if (new->category) {
+ Xfree(new->category);
+ }
+ if (new->name) {
+ Xfree(new->name);
+ }
+ Xfree(new);
+ }
+ if (parse_info.value) {
+ if (*parse_info.value) {
+ Xfree(*parse_info.value);
+ }
+ Xfree((char **)parse_info.value);
+ parse_info.value = (char **)NULL;
+ parse_info.value_num = 0;
+ parse_info.value_len = 0;
+ }
+ return 0;
+}
+
+#define END_MARK "END"
+#define END_MARK_LEN 3 /*strlen(END_MARK)*/
+
+static int
+check_category_end(
+ const char *str)
+{
+ const char *p;
+ int len;
+
+ p = str;
+ if (strncmp(p, END_MARK, END_MARK_LEN)) {
+ return 0;
+ }
+ p += END_MARK_LEN;
+
+ while (iswhite(*p)) {
+ ++p;
+ }
+ len = strlen(parse_info.category);
+ if (strncmp(p, parse_info.category, len)) {
+ return 0;
+ }
+ p += len;
+ return p - str;
+}
+
+/************************************************************************/
+
+static int
+f_newline(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_CATEGORY:
+ break;
+ case S_NAME:
+ return 0; /* no value */
+ case S_VALUE:
+ if (!store_to_database(db))
+ return 0;
+ parse_info.pre_state = S_CATEGORY;
+ break;
+ default:
+ return 0;
+ }
+ return token_tbl[token].len;
+}
+
+static int
+f_comment(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ /* NOTE: comment is already handled in read_line(),
+ so this function is not necessary. */
+
+ const char *p = str;
+
+ while (*p != SYM_NEWLINE && *p != SYM_CR && *p != '\0') {
+ ++p; /* zap to the end of line */
+ }
+ return p - str;
+}
+
+static int
+f_white(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ const char *p = str;
+
+ while (iswhite(*p)) {
+ ++p;
+ }
+ return p - str;
+}
+
+static int
+f_semicolon(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_CATEGORY:
+ case S_NAME:
+ return 0;
+ case S_VALUE:
+ if (! append_value_list())
+ return 0;
+ parse_info.pre_state = S_VALUE;
+ break;
+ default:
+ return 0;
+ }
+ return token_tbl[token].len;
+}
+
+static int
+f_left_brace(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_CATEGORY:
+ case S_VALUE:
+ return 0;
+ case S_NAME:
+ if (parse_info.name[parse_info.nest_depth] == NULL
+ || parse_info.nest_depth + 1 > MAX_NAME_NEST)
+ return 0;
+ ++parse_info.nest_depth;
+ parse_info.pre_state = S_CATEGORY;
+ break;
+ default:
+ return 0;
+ }
+ return token_tbl[token].len;
+}
+
+static int
+f_right_brace(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ if (parse_info.nest_depth < 1)
+ return 0;
+
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_NAME:
+ return 0;
+ case S_VALUE:
+ if (! store_to_database(db))
+ return 0;
+ /* fall into next case */
+ case S_CATEGORY:
+ if (parse_info.name[parse_info.nest_depth] != NULL) {
+ Xfree(parse_info.name[parse_info.nest_depth]);
+ parse_info.name[parse_info.nest_depth] = NULL;
+ }
+ --parse_info.nest_depth;
+ parse_info.pre_state = S_CATEGORY;
+ break;
+ default:
+ return 0;
+ }
+ return token_tbl[token].len;
+}
+
+static int
+f_double_quote(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ char word[BUFSIZE];
+ char* wordp;
+ int len;
+
+ if ((len = strlen (str)) < sizeof word)
+ wordp = word;
+ else
+ wordp = Xmalloc (len + 1);
+ if (wordp == NULL)
+ return 0;
+
+ len = 0;
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_CATEGORY:
+ goto err;
+ case S_NAME:
+ case S_VALUE:
+ len = get_quoted_word(str, wordp);
+ if (len < 1)
+ goto err;
+ if ((parse_info.bufsize + (int)strlen(wordp) + 1)
+ >= parse_info.bufMaxSize) {
+ if (realloc_parse_info(strlen(wordp)+1) == False) {
+ goto err;
+ }
+ }
+ strcpy(&parse_info.buf[parse_info.bufsize], wordp);
+ parse_info.bufsize += strlen(wordp);
+ parse_info.pre_state = S_VALUE;
+ break;
+ default:
+ goto err;
+ }
+ if (wordp != word)
+ Xfree (wordp);
+ return len; /* including length of token */
+
+err:
+ if (wordp != word)
+ Xfree (wordp);
+ return 0;
+}
+
+static int
+f_backslash(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ return f_default(str, token, db);
+}
+
+static int
+f_numeric(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ char word[BUFSIZE];
+ const char *p;
+ char* wordp;
+ int len;
+ int token_len;
+
+ if ((len = strlen (str)) < sizeof word)
+ wordp = word;
+ else
+ wordp = Xmalloc (len + 1);
+ if (wordp == NULL)
+ return 0;
+
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ case S_CATEGORY:
+ goto err;
+ case S_NAME:
+ case S_VALUE:
+ token_len = token_tbl[token].len;
+ p = str + token_len;
+ len = get_word(p, wordp);
+ if (len < 1)
+ goto err;
+ if ((parse_info.bufsize + token_len + (int)strlen(wordp) + 1)
+ >= parse_info.bufMaxSize) {
+ if (realloc_parse_info(token_len + strlen(wordp) + 1) == False)
+ goto err;
+ }
+ strncpy(&parse_info.buf[parse_info.bufsize], str, token_len);
+ strcpy(&parse_info.buf[parse_info.bufsize + token_len], wordp);
+ parse_info.bufsize += token_len + strlen(wordp);
+ parse_info.pre_state = S_VALUE;
+ break;
+ default:
+ goto err;
+ }
+ if (wordp != word)
+ Xfree (wordp);
+ return len + token_len;
+
+err:
+ if (wordp != word)
+ Xfree (wordp);
+ return 0;
+}
+
+static int
+f_default(
+ const char *str,
+ Token token,
+ Database *db)
+{
+ char word[BUFSIZE], *p;
+ char* wordp;
+ int len;
+
+ if ((len = strlen (str)) < sizeof word)
+ wordp = word;
+ else
+ wordp = Xmalloc (len + 1);
+ if (wordp == NULL)
+ return 0;
+
+ len = get_word(str, wordp);
+ if (len < 1)
+ goto err;
+
+ switch (parse_info.pre_state) {
+ case S_NULL:
+ if (parse_info.category != NULL)
+ goto err;
+ p = (char *)Xmalloc(strlen(wordp) + 1);
+ if (p == NULL)
+ goto err;
+ strcpy(p, wordp);
+ parse_info.category = p;
+ parse_info.pre_state = S_CATEGORY;
+ break;
+ case S_CATEGORY:
+ if (parse_info.nest_depth == 0) {
+ if (check_category_end(str)) {
+ /* end of category is detected.
+ clear context and zap to end of this line */
+ clear_parse_info();
+ len = strlen(str);
+ break;
+ }
+ }
+ p = (char *)Xmalloc(strlen(wordp) + 1);
+ if (p == NULL)
+ goto err;
+ strcpy(p, wordp);
+ if (parse_info.name[parse_info.nest_depth] != NULL) {
+ Xfree(parse_info.name[parse_info.nest_depth]);
+ }
+ parse_info.name[parse_info.nest_depth] = p;
+ parse_info.pre_state = S_NAME;
+ break;
+ case S_NAME:
+ case S_VALUE:
+ if ((parse_info.bufsize + (int)strlen(wordp) + 1)
+ >= parse_info.bufMaxSize) {
+ if (realloc_parse_info(strlen(wordp) + 1) == False)
+ goto err;
+ }
+ strcpy(&parse_info.buf[parse_info.bufsize], wordp);
+ parse_info.bufsize += strlen(wordp);
+ parse_info.pre_state = S_VALUE;
+ break;
+ default:
+ goto err;
+ }
+ if (wordp != word)
+ Xfree (wordp);
+ return len;
+
+err:
+ if (wordp != word)
+ Xfree (wordp);
+ return 0;
+}
+
+/************************************************************************/
+
+#ifdef DEBUG
+static void
+PrintDatabase(
+ Database db)
+{
+ Database p = db;
+ int i = 0, j;
+
+ printf("***\n*** BEGIN Database\n***\n");
+ while (p) {
+ printf("%3d: ", i++);
+ printf("%s, %s, ", p->category, p->name);
+ printf("\t[%d: ", p->value_num);
+ for (j = 0; j < p->value_num; ++j) {
+ printf("%s, ", p->value[j]);
+ }
+ printf("]\n");
+ p = p->next;
+ }
+ printf("***\n*** END Database\n***\n");
+}
+#endif
+
+static void
+DestroyDatabase(
+ Database db)
+{
+ Database p = db;
+
+ while (p) {
+ if (p->category != NULL) {
+ Xfree(p->category);
+ }
+ if (p->name != NULL) {
+ Xfree(p->name);
+ }
+ if (p->value != (char **)NULL) {
+ if (*p->value != NULL) {
+ Xfree(*p->value);
+ }
+ Xfree((char *)p->value);
+ }
+ db = p->next;
+ Xfree((char *)p);
+ p = db;
+ }
+}
+
+static int
+CountDatabase(
+ Database db)
+{
+ Database p = db;
+ int cnt = 0;
+
+ while (p) {
+ ++cnt;
+ p = p->next;
+ }
+ return cnt;
+}
+
+static Database
+CreateDatabase(
+ char *dbfile)
+{
+ Database db = (Database)NULL;
+ FILE *fd;
+ Line line;
+ char *p;
+ Token token;
+ int len;
+ int error = 0;
+
+ fd = _XFopenFile(dbfile, "r");
+ if (fd == (FILE *)NULL)
+ return NULL;
+
+ bzero(&line, sizeof(Line));
+ init_parse_info();
+
+ do {
+ int rc = read_line(fd, &line);
+ if (rc < 0) {
+ error = 1;
+ break;
+ } else if (rc == 0) {
+ break;
+ }
+ p = line.str;
+ while (*p) {
+ int (*parse_proc)(const char *str, Token token, Database *db) = NULL;
+
+ token = get_token(p);
+
+ switch (token_tbl[token].token) {
+ case T_NEWLINE:
+ parse_proc = f_newline;
+ break;
+ case T_COMMENT:
+ parse_proc = f_comment;
+ break;
+ case T_SEMICOLON:
+ parse_proc = f_semicolon;
+ break;
+ case T_DOUBLE_QUOTE:
+ parse_proc = f_double_quote;
+ break;
+ case T_LEFT_BRACE:
+ parse_proc = f_left_brace;
+ break;
+ case T_RIGHT_BRACE:
+ parse_proc = f_right_brace;
+ break;
+ case T_SPACE:
+ case T_TAB:
+ parse_proc = f_white;
+ break;
+ case T_BACKSLASH:
+ parse_proc = f_backslash;
+ break;
+ case T_NUMERIC_HEX:
+ case T_NUMERIC_DEC:
+ case T_NUMERIC_OCT:
+ parse_proc = f_numeric;
+ break;
+ case T_DEFAULT:
+ parse_proc = f_default;
+ break;
+ }
+
+ len = parse_proc(p, token, &db);
+
+ if (len < 1) {
+ error = 1;
+ break;
+ }
+ p += len;
+ }
+ } while (!error);
+
+ if (parse_info.pre_state != S_NULL) {
+ clear_parse_info();
+ error = 1;
+ }
+ if (error) {
+#ifdef DEBUG
+ fprintf(stderr, "database format error at line %d.\n", line.seq);
+#endif
+ DestroyDatabase(db);
+ db = (Database)NULL;
+ }
+
+ fclose(fd);
+ free_line(&line);
+
+#ifdef DEBUG
+ PrintDatabase(db);
+#endif
+
+ return db;
+}
+
+/************************************************************************/
+
+#ifndef NOT_X_ENV
+
+/* locale framework functions */
+
+typedef struct _XlcDatabaseRec {
+ XrmQuark category_q;
+ XrmQuark name_q;
+ Database db;
+ struct _XlcDatabaseRec *next;
+} XlcDatabaseRec, *XlcDatabase;
+
+typedef struct _XlcDatabaseListRec {
+ XrmQuark name_q;
+ XlcDatabase lc_db;
+ Database database;
+ int ref_count;
+ struct _XlcDatabaseListRec *next;
+} XlcDatabaseListRec, *XlcDatabaseList;
+
+/* database cache list (per file) */
+static XlcDatabaseList _db_list = (XlcDatabaseList)NULL;
+
+/************************************************************************/
+/* _XlcGetResource(lcd, category, class, value, count) */
+/*----------------------------------------------------------------------*/
+/* This function retrieves XLocale database information. */
+/************************************************************************/
+void
+_XlcGetResource(
+ XLCd lcd,
+ const char *category,
+ const char *class,
+ char ***value,
+ int *count)
+{
+ XLCdPublicMethodsPart *methods = XLC_PUBLIC_METHODS(lcd);
+
+ (*methods->get_resource)(lcd, category, class, value, count);
+ return;
+}
+
+/************************************************************************/
+/* _XlcGetLocaleDataBase(lcd, category, class, value, count) */
+/*----------------------------------------------------------------------*/
+/* This function retrieves XLocale database information. */
+/************************************************************************/
+void
+_XlcGetLocaleDataBase(
+ XLCd lcd,
+ const char *category,
+ const char *name,
+ char ***value,
+ int *count)
+{
+ XlcDatabase lc_db = (XlcDatabase)XLC_PUBLIC(lcd, xlocale_db);
+ XrmQuark category_q, name_q;
+
+ category_q = XrmStringToQuark(category);
+ name_q = XrmStringToQuark(name);
+ for (; lc_db->db; ++lc_db) {
+ if (category_q == lc_db->category_q && name_q == lc_db->name_q) {
+ *value = lc_db->db->value;
+ *count = lc_db->db->value_num;
+ return;
+ }
+ }
+ *value = (char **)NULL;
+ *count = 0;
+}
+
+/************************************************************************/
+/* _XlcDestroyLocaleDataBase(lcd) */
+/*----------------------------------------------------------------------*/
+/* This function destroy the XLocale Database that bound to the */
+/* specified lcd. If the XLocale Database is refered from some */
+/* other lcd, this function just decreases reference count of */
+/* the database. If no locale refers the database, this function */
+/* remove it from the cache list and free work area. */
+/************************************************************************/
+void
+_XlcDestroyLocaleDataBase(
+ XLCd lcd)
+{
+ XlcDatabase lc_db = (XlcDatabase)XLC_PUBLIC(lcd, xlocale_db);
+ XlcDatabaseList p, prev;
+
+ for (p = _db_list, prev = (XlcDatabaseList)NULL; p;
+ prev = p, p = p->next) {
+ if (p->lc_db == lc_db) {
+ if ((-- p->ref_count) < 1) {
+ if (p->lc_db != (XlcDatabase)NULL) {
+ Xfree((char *)p->lc_db);
+ }
+ DestroyDatabase(p->database);
+ if (prev == (XlcDatabaseList)NULL) {
+ _db_list = p->next;
+ } else {
+ prev->next = p->next;
+ }
+ Xfree((char*)p);
+ }
+ break;
+ }
+ }
+ XLC_PUBLIC(lcd, xlocale_db) = (XPointer)NULL;
+}
+
+/************************************************************************/
+/* _XlcCreateLocaleDataBase(lcd) */
+/*----------------------------------------------------------------------*/
+/* This function create an XLocale database which correspond to */
+/* the specified XLCd. */
+/************************************************************************/
+XPointer
+_XlcCreateLocaleDataBase(
+ XLCd lcd)
+{
+ XlcDatabaseList list, new;
+ Database p, database = (Database)NULL;
+ XlcDatabase lc_db = (XlcDatabase)NULL;
+ XrmQuark name_q;
+ char *name;
+ int i, n;
+
+ name = _XlcFileName(lcd, "locale");
+ if (name == NULL)
+ return (XPointer)NULL;
+
+#ifndef __UNIXOS2__
+ name_q = XrmStringToQuark(name);
+#else
+ name_q = XrmStringToQuark((char*)__XOS2RedirRoot(name));
+#endif
+ for (list = _db_list; list; list = list->next) {
+ if (name_q == list->name_q) {
+ list->ref_count++;
+ Xfree (name);
+ return XLC_PUBLIC(lcd, xlocale_db) = (XPointer)list->lc_db;
+ }
+ }
+
+ database = CreateDatabase(name);
+ if (database == (Database)NULL) {
+ Xfree (name);
+ return (XPointer)NULL;
+ }
+ n = CountDatabase(database);
+ lc_db = (XlcDatabase)Xmalloc(sizeof(XlcDatabaseRec) * (n + 1));
+ if (lc_db == (XlcDatabase)NULL)
+ goto err;
+ bzero(lc_db, sizeof(XlcDatabaseRec) * (n + 1));
+ for (p = database, i = 0; p && i < n; p = p->next, ++i) {
+ lc_db[i].category_q = XrmStringToQuark(p->category);
+ lc_db[i].name_q = XrmStringToQuark(p->name);
+ lc_db[i].db = p;
+ }
+
+ new = (XlcDatabaseList)Xmalloc(sizeof(XlcDatabaseListRec));
+ if (new == (XlcDatabaseList)NULL) {
+ goto err;
+ }
+ new->name_q = name_q;
+ new->lc_db = lc_db;
+ new->database = database;
+ new->ref_count = 1;
+ new->next = _db_list;
+ _db_list = new;
+
+ Xfree (name);
+ return XLC_PUBLIC(lcd, xlocale_db) = (XPointer)lc_db;
+
+ err:
+ DestroyDatabase(database);
+ if (lc_db != (XlcDatabase)NULL) {
+ Xfree((char *)lc_db);
+ }
+ Xfree (name);
+ return (XPointer)NULL;
+}
+
+#endif /* NOT_X_ENV */