diff options
Diffstat (limited to 'gdb/tui/tui-source.c')
| -rw-r--r-- | gdb/tui/tui-source.c | 60 |
1 files changed, 31 insertions, 29 deletions
diff --git a/gdb/tui/tui-source.c b/gdb/tui/tui-source.c index 44b4362..09886fd 100644 --- a/gdb/tui/tui-source.c +++ b/gdb/tui/tui-source.c @@ -54,8 +54,8 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) if ((ret = tui_alloc_source_buffer (TUI_SRC_WIN)) == TUI_SUCCESS) { line_width = TUI_SRC_WIN->generic.width - 1; - /* Take hilite (window border) into account, when calculating - the number of lines */ + /* Take hilite (window border) into account, when + calculating the number of lines. */ nlines = (line_no + (TUI_SRC_WIN->generic.height - 2)) - line_no; desc = open_source_file (s); if (desc < 0) @@ -99,8 +99,8 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) xfree (src->filename); src->filename = xstrdup (s->filename); - /* Determine the threshold for the length of the line - and the offset to start the display. */ + /* Determine the threshold for the length of the + line and the offset to start the display. */ offset = src->horizontal_offset; threshold = (line_width - 1) + offset; stream = fdopen (desc, FOPEN_RT); @@ -116,14 +116,14 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) struct tui_win_element *element = (struct tui_win_element *) TUI_SRC_WIN->generic.content[cur_line]; - /* get the first character in the line */ + /* Get the first character in the line. */ c = fgetc (stream); if (offset == 0) src_line = ((struct tui_win_element *) TUI_SRC_WIN->generic.content[ cur_line])->which_element.source.line; - /* Init the line with the line number */ + /* Init the line with the line number. */ sprintf (src_line, "%-6d", cur_line_no); cur_len = strlen (src_line); i = cur_len - @@ -136,8 +136,8 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) } src_line[cur_len] = (char) 0; - /* Set whether element is the execution point and - whether there is a break point on it. */ + /* Set whether element is the execution point + and whether there is a break point on it. */ element->which_element.source.line_or_addr.loa = LOA_LINE; element->which_element.source.line_or_addr.u.line_no = @@ -167,11 +167,11 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) src_line[i] = '?'; } else - { /* Store the charcter in the line - buffer. If it is a tab, then - translate to the correct number of - chars so we don't overwrite our - buffer. */ + { /* Store the charcter in the + line buffer. If it is a tab, + then translate to the correct + number of chars so we don't + overwrite our buffer. */ if (c == '\t') { int j, max_tab_len = tui_default_tab_len (); @@ -190,8 +190,8 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) src_line[i + 1] = 0; } else - { /* If we have not reached EOL, then eat - chars until we do */ + { /* If we have not reached EOL, then + eat chars until we do. */ while (c != EOF && c != '\n' && c != '\r') c = fgetc (stream); /* Handle non-'\n' end-of-line. */ @@ -207,7 +207,8 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) while (c != EOF && c != '\n' && c != '\r' && i < threshold && (c = fgetc (stream))); } - /* Now copy the line taking the offset into account */ + /* Now copy the line taking the offset into + account. */ if (strlen (src_line) > offset) strcpy (((struct tui_win_element *) TUI_SRC_WIN->generic.content[ cur_line])->which_element.source.line, @@ -232,9 +233,9 @@ tui_set_source_content (struct symtab *s, int line_no, int noerror) } -/* elz: this function sets the contents of the source window to empty +/* elz: This function sets the contents of the source window to empty except for a line in the middle with a warning message about the - source not being available. This function is called by + source not being available. This function is called by tui_erase_source_contents(), which in turn is invoked when the source files cannot be accessed. */ @@ -248,13 +249,13 @@ tui_set_source_content_nil (struct tui_win_info *win_info, char *warning_string) line_width = win_info->generic.width - 1; n_lines = win_info->generic.height - 2; - /* set to empty each line in the window, except for the one - which contains the message */ + /* Set to empty each line in the window, except for the one which + contains the message. */ while (curr_line < win_info->generic.content_size) { - /* set the information related to each displayed line - to null: i.e. the line number is 0, there is no bp, - it is not where the program is stopped */ + /* Set the information related to each displayed line to null: + i.e. the line number is 0, there is no bp, it is not where + the program is stopped. */ struct tui_win_element *element = (struct tui_win_element *) win_info->generic.content[curr_line]; @@ -263,14 +264,15 @@ tui_set_source_content_nil (struct tui_win_info *win_info, char *warning_string) element->which_element.source.is_exec_point = FALSE; element->which_element.source.has_break = FALSE; - /* set the contents of the line to blank */ + /* Set the contents of the line to blank. */ element->which_element.source.line[0] = (char) 0; - /* if the current line is in the middle of the screen, then we + /* If the current line is in the middle of the screen, then we want to display the 'no source available' message in it. Note: the 'weird' arithmetic with the line width and height - comes from the function tui_erase_source_content(). We need - to keep the screen and the window's actual contents in synch. */ + comes from the function tui_erase_source_content(). We need + to keep the screen and the window's actual contents in + synch. */ if (curr_line == (n_lines / 2 + 1)) { @@ -348,8 +350,8 @@ tui_vertical_source_scroll (enum tui_scroll_direction scroll_direction, l.u.line_no = content[0]->which_element.source.line_or_addr.u.line_no + num_to_scroll; if (l.u.line_no > s->nlines) - /*line = s->nlines - win_info->generic.content_size + 1; */ - /*elz: fix for dts 23398 */ + /* line = s->nlines - win_info->generic.content_size + 1; */ + /* elz: fix for dts 23398. */ l.u.line_no = content[0]->which_element.source.line_or_addr.u.line_no; } else |