Adjusting some comments and whitespace.
git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@5360 35c25a1d-7b9e-4130-9fde-d3aeb78583b8master
parent
5440796f31
commit
427eff6780
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@ -2,6 +2,7 @@
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* src/help.c (help_init, help_line_len): Avoid wide paragraphs of text
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in the help screens: wrap them at 74 columns if the screen is wider.
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* src/help.c (help_init): Reduce the scope of a variable.
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* src/help.c: Adjust some comments and whitespace.
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2015-08-13 Benno Schulenberg <bensberg@justemail.net>
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* src/search.c (do_find_bracket): Remove mistaken comparison between
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27
src/help.c
27
src/help.c
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@ -79,9 +79,9 @@ void do_help(void (*refresh_func)(void))
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while (TRUE) {
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size_t i;
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/* Get the last line of the help text. */
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ptr = help_text;
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/* Find the line number of the last line of the help text. */
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for (last_line = 0; *ptr != '\0'; last_line++) {
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ptr += help_line_len(ptr);
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if (*ptr == '\n')
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@ -91,21 +91,20 @@ void do_help(void (*refresh_func)(void))
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if (last_line > 0)
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last_line--;
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/* Display the help text if we don't have a key, or if the help
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* text has moved. */
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if (kbinput == ERR || line != old_line) {
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/* Redisplay if the text was scrolled or an invalid key was pressed. */
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if (line != old_line || kbinput == ERR) {
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blank_edit();
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ptr = help_text;
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/* Calculate where in the text we should be, based on the
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* page. */
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/* Advance in the text to the first line to be displayed. */
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for (i = 0; i < line; i++) {
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ptr += help_line_len(ptr);
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if (*ptr == '\n')
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ptr++;
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}
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/* Now display as many lines as the window will hold. */
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for (i = 0; i < editwinrows && *ptr != '\0'; i++) {
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size_t j = help_line_len(ptr);
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@ -126,7 +125,7 @@ void do_help(void (*refresh_func)(void))
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if (kbinput == KEY_WINCH) {
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kbinput = ERR;
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curs_set(0);
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continue;
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continue; /* Redraw the screen. */
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}
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#endif
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@ -162,7 +161,7 @@ void do_help(void (*refresh_func)(void))
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if (line + (editwinrows - 1) < last_line)
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line = last_line - (editwinrows - 1);
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} else if (func == do_exit) {
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/* Exit from the help browser. */
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/* Exit from the help viewer. */
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break;
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}
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}
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@ -190,11 +189,11 @@ void do_help(void (*refresh_func)(void))
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* help_text should be NULL initially. */
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void help_init(void)
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{
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size_t allocsize = 0; /* Space needed for help_text. */
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const char *htx[3]; /* Untranslated help message. We break
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* it up into three chunks in case the
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* full string is too long for the
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* compiler to handle. */
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size_t allocsize = 0;
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/* Space needed for help_text. */
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const char *htx[3];
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/* Untranslated help introduction. We break it up into three chunks
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* in case the full string is too long for the compiler to handle. */
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char *ptr;
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const subnfunc *f;
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const sc *s;
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@ -494,7 +493,7 @@ functionptrtype parse_help_input(int *kbinput)
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return func_from_key(kbinput);
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}
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/* Calculate the next line of help_text, starting at ptr. */
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/* Calculate the displayable length of the help-text line starting at ptr. */
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size_t help_line_len(const char *ptr)
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{
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int help_cols = (COLS > 24) ? COLS - 1 : 24;
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