* selector is a simple command line utility for selection of strings
* with a dynamic pattern-matching.
*
- * Copyright (c) 2009, 2010 Francois Fleuret
+ * Copyright (c) 2009, 2010, 2011 Francois Fleuret
* Written by Francois Fleuret <francois@fleuret.org>
*
* This file is part of selector.
char *title = 0;
int error_flash = 0;
int exclamation_negates = 0;
+int upper_caps_makes_case_sensitive = 0;
int attr_modeline, attr_focus_line, attr_error;
fprintf(out, " start in regexp mode\n");
fprintf(out, " -a, --case-sensitive\n");
fprintf(out, " start in case sensitive mode\n");
+ fprintf(out, " -u, --upper-case-makes-case-sensitive\n");
+ fprintf(out, " using an upper case character in the matching string makes\n");
+ fprintf(out, " the matching case-sensitive\n");
fprintf(out, " -n, --exclamation-negates\n");
- fprintf(out, " exclamation points in substring requires the string to be absent\n");
+ fprintf(out, " substrings starting with an exclamation mark have to be absent\n");
fprintf(out, " -m, --monochrome\n");
fprintf(out, " monochrome mode\n");
fprintf(out, " -q, --no-beep\n");
A matcher matches either with a collection of substrings, or with a
regexp */
-typedef struct {
+struct matcher {
regex_t preg;
int regexp_error;
int nb_patterns;
int case_sensitive;
char *splitted_patterns, **patterns;
-} matcher_t;
+};
-int match(matcher_t *matcher, char *string) {
+int match(struct matcher *matcher, char *string) {
int n;
if(matcher->nb_patterns >= 0) {
if(matcher->case_sensitive) {
}
}
-void free_matcher(matcher_t *matcher) {
+void free_matcher(struct matcher *matcher) {
if(matcher->nb_patterns < 0) {
if(!matcher->regexp_error) regfree(&matcher->preg);
} else {
}
}
-void initialize_matcher(matcher_t *matcher,
+void initialize_matcher(struct matcher *matcher,
int use_regexp, int case_sensitive,
const char *pattern) {
const char *s;
int n;
if(use_regexp) {
+ matcher->case_sensitive = case_sensitive;
matcher->nb_patterns = -1;
matcher->regexp_error = regcomp(&matcher->preg, pattern,
case_sensitive ? 0 : REG_ICASE);
} else {
matcher->regexp_error = 0;
matcher->nb_patterns = 1;
+
+ if(upper_caps_makes_case_sensitive) {
+ for(s = pattern; *s && !case_sensitive; s++) {
+ case_sensitive = (*s >= 'A' && *s <= 'Z');
+ }
+ }
+
matcher->case_sensitive = case_sensitive;
for(s = pattern; *s; s++) {
/*********************************************************************/
-int previous_visible(int current_line, char **lines, matcher_t *matcher) {
+int previous_visible(int current_line, char **lines, struct matcher *matcher) {
int line = current_line - 1;
while(line >= 0 && !match(matcher, lines[line])) line--;
return line;
}
int next_visible(int current_line, int nb_lines, char **lines,
- matcher_t *matcher) {
+ struct matcher *matcher) {
int line = current_line + 1;
while(line < nb_lines && !match(matcher, lines[line])) line++;
char *pattern) {
char buffer[BUFFER_SIZE];
- matcher_t matcher;
+ struct matcher matcher;
int k, l, m;
int console_width, console_height;
int nb_printed_lines = 0;
if(match(&matcher, lines[l])) {
int k = 0;
- while(lines[l][k] && k < BUFFER_SIZE - 2 && k < console_width - 2) {
+ while(lines[l][k] && k < BUFFER_SIZE - 2 && k < console_width) {
buffer[k] = lines[l][k];
k++;
}
- /* We fill the rest of the line with blanks if this is the
- highlighted line */
+ /* Highlight the highlighted line ... */
if(l == new_focus_line) {
while(k < console_width) {
buffer[k++] = ' ';
}
- }
-
- buffer[k++] = '\n';
- buffer[k++] = '\0';
-
- clrtoeol();
-
- /* Highlight the highlighted line ... */
-
- if(l == new_focus_line) {
attron(attr_focus_line);
addnstr(buffer, console_width);
attroff(attr_focus_line);
} else {
+ buffer[k++] = '\n';
+ buffer[k++] = '\0';
+ /* clrtoeol(); */
addnstr(buffer, console_width);
}
/* Add a few info about the mode we are in (regexp and/or case
sensitive) */
- if(use_regexp || case_sensitive) {
+ if(use_regexp || matcher.case_sensitive) {
addstr(" [");
if(use_regexp) {
addstr("regexp");
}
- if(case_sensitive) {
+ if(matcher.case_sensitive) {
if(use_regexp) {
addstr(",");
}
{ "remove-duplicates", no_argument, 0, 'd' },
{ "regexp", no_argument, 0, 'e' },
{ "case-sensitive", no_argument, 0, 'a' },
+ { "upper-case-makes-case-sensitive", no_argument, 0, 'u' },
{ "title", 1, 0, 't' },
{ "number-of-lines", 1, 0, 'l' },
{ "colors", 1, 0, 'c' },
strcpy(output_filename, "");
- while ((c = getopt_long(argc, argv, "o:s:x:vwmqf:ibzdeant:l:c:-h",
+ while ((c = getopt_long(argc, argv, "o:s:x:vwmqf:ibzdeaunt:l:c:-h",
long_options, NULL)) != -1) {
switch(c) {
case_sensitive = 1;
break;
+ case 'u':
+ upper_caps_makes_case_sensitive = 1;
+ break;
+
case 'n':
exclamation_negates = 1;
break;