static int match_word_boundary (const char *text, long j)
{
if ((j == 0) && isalphanum (text[j]))
return IMASK_NO_CHAR_MATCH;
else if (isalphanum (text[j - 1]) && !isalphanum (text[j]))
return IMASK_NO_CHAR_MATCH;
else if (isalphanum (text[j]) && !isalphanum (text[j - 1]))
return IMASK_NO_CHAR_MATCH;
return IMASK_NO_MATCH;
}
static int build_token_list_s( char *s, size_t size ) {
char curr_char;
size_t index;
int ident_pos;
int current_line;
if( !s ) {
return -1;
}
index = 0;
curr_char = s[index];
current_line = 1;
while( index <= size ) {
/* Ident builder */
if( isalpha(curr_char) ) {
ident_pos = 0;
do {
ident_buf[ident_pos] = curr_char;
ident_pos++;
index++;
curr_char = s[index];
} while( index <= size && isalphanum(curr_char) && ident_pos < IDENTBUF_SIZE );
build_token_ident(ident_pos, current_line);
continue;
}
/* Number builder */
else if( isnum(curr_char) || curr_char == '-' ) {
ident_pos = 0;
do {
ident_buf[ident_pos] = curr_char;
ident_pos++;
index++;
curr_char = s[index];
} while( index <= size && isnum(curr_char) && ident_pos < IDENTBUF_SIZE );
build_token_num(ident_pos, current_line);
continue;
}
/* Grab commas */
else if( curr_char == ',' ) {
build_token_comma(current_line);
}
/* Grab semicolons */
else if( curr_char == ':' ) {
build_token_colon(current_line);
}
/* Handle comments */
else if( curr_char == '#' ) {
/* Eat everything until EOL */
do {
index++;
curr_char = s[index];
} while( index <= size && curr_char != '\n' && curr_char != '\r' );
}
if( curr_char == '\n' ) {
current_line++;
}
index++;
curr_char = s[index];
}
return 0;
}
int count_word(char *str)
{
int i;
int k;
i = 0;
k = 0;
while (str[i] != '\0')
{
while (isalphanum(str[i]))
i++;
if (isalphanum(str[i - 1]))
k++;
i++;
}
return (k);
}
static int build_token_list_f( FILE *fp ) {
int curr_char;
int ident_pos;
int current_line;
if( !fp ) {
return -1;
}
curr_char = get_next_char(fp);
current_line = 1;
while( curr_char != EOF ) {
/* Ident builder */
if( isalpha(curr_char) ) {
ident_pos = 0;
do {
ident_buf[ident_pos] = curr_char;
ident_pos++;
curr_char = get_next_char(fp);
} while( curr_char != EOF && isalphanum(curr_char) && ident_pos < IDENTBUF_SIZE );
build_token_ident(ident_pos, current_line);
continue;
}
/* Number builder */
else if( isnum(curr_char) || curr_char == '-' ) {
ident_pos = 0;
do {
ident_buf[ident_pos] = curr_char;
ident_pos++;
curr_char = get_next_char(fp);
} while( curr_char != EOF && isnum(curr_char) && ident_pos < IDENTBUF_SIZE );
build_token_num(ident_pos, current_line);
continue;
}
/* Grab commas */
else if( curr_char == ',' ) {
build_token_comma(current_line);
}
/* Grab semicolons */
else if( curr_char == ':' ) {
build_token_colon(current_line);
}
/* Handle comments */
else if( curr_char == '#' ) {
/* Eat everything until EOL */
do {
curr_char = get_next_char(fp);
} while( curr_char != EOF && curr_char != '\n' && curr_char != '\r' );
}
if( curr_char == '\n' ) {
current_line++;
}
curr_char = get_next_char(fp);
}
return 0;
}
void expand(char s[], char t[])
{
int i,j,k, u;
i = j = u = 0;
while (s[i] != '\0'){
if (i > 0 && s[i] == '-' && s[i-1] != ' ' && s[i+1] != '\0' && isalphanum(s[i-1])){
k = s[i+1];
for (u=1;u<=s[i+1] - s[i-1];u++){
t[j++] = s[i-1] + u;
}
i++;
} else {
t[j++] = s[i];
}
i++;
}
t[j] = '\0';
}
static int match_non_alphanum (const char *text, long j)
{
return (isalphanum (text[j]) || (text[j] == '\0'))
? IMASK_NO_MATCH : IMASK_NORMAL_MATCH;
}
static int match_alphanum (const char *text, long j)
{
return isalphanum (text[j]) ? IMASK_NORMAL_MATCH : IMASK_NO_MATCH;
}