* readline.c, examples/fileman.c: patches from DJ to support
DOS
This commit is contained in:
Steve Chamberlain
parent
d05511ca57
commit
1267a5c050
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@ -1,3 +1,7 @@
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Fri Feb 21 14:37:32 1992 Steve Chamberlain (sac at rtl.cygnus.com)
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* readline.c, examples/fileman.c: patches from DJ to support DOS
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Thu Feb 20 23:23:16 1992 Stu Grossman (grossman at cygnus.com)
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* readline.c (rl_read_init_file): Make sure that null filename is
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@ -46,6 +46,11 @@ static char *xmalloc (), *xrealloc ();
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#define HAVE_BSD_SIGNALS
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/* #define USE_XON_XOFF */
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#ifdef __MSDOS__
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#undef NEW_TTY_DRIVER
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#undef HAVE_BSD_SIGNALS
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#endif
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/* Some USG machines have BSD signal handling (sigblock, sigsetmask, etc.) */
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#if defined (USG) && !defined (hpux)
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#undef HAVE_BSD_SIGNALS
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@ -104,9 +109,12 @@ extern int errno;
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#define S_ISDIR(m) (((m)&S_IFMT) == S_IFDIR)
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#endif
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#ifndef __MSDOS__
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/* These next are for filename completion. Perhaps this belongs
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in a different place. */
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#include <pwd.h>
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#endif /* __MSDOS__ */
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#if defined (USG) && !defined (isc386) && !defined (sgi)
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struct passwd *getpwuid (), *getpwent ();
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#endif
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@ -170,6 +178,11 @@ typedef sighandler SigHandler ();
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/* If on, then readline handles signals in a way that doesn't screw. */
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#define HANDLE_SIGNALS
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#ifdef __GO32__
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#include <pc.h>
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#undef HANDLE_SIGNALS
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#endif
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/* **************************************************************** */
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/* */
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@ -686,6 +699,18 @@ rl_unget_char (key)
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and stuff it into IBUFFER. Otherwise, just return. */
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rl_gather_tyi ()
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{
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#ifdef __GO32__
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char input;
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if (isatty(0))
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{
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int i = rl_getc();
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if (i != EOF)
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rl_stuff_char(i);
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}
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else
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if (kbhit() && ibuffer_space())
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rl_stuff_char(getkey());
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#else
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int tty = fileno (in_stream);
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register int tem, result = -1;
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long chars_avail;
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@ -736,6 +761,7 @@ rl_gather_tyi ()
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if (chars_avail)
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rl_stuff_char (input);
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}
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#endif /* def __GO32__/else */
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}
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static int next_macro_key ();
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@ -1126,6 +1152,7 @@ readline_initialize_everything ()
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equivalents, iff the characters are not bound to keymaps. */
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readline_default_bindings ()
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{
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#ifndef __GO32__
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#if defined (NEW_TTY_DRIVER)
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struct sgttyb ttybuff;
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@ -1217,6 +1244,7 @@ readline_default_bindings ()
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#endif /* VWERASE */
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}
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#endif /* !NEW_TTY_DRIVER */
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#endif /* def __GO32__ */
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}
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@ -1776,7 +1804,11 @@ move_cursor_relative (new, data)
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of moving backwards. */
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if (new + 1 < last_c_pos - new)
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{
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#ifdef __MSDOS__
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putc('\r', out_stream);
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#else
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tputs (term_cr, 1, output_character_function);
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#endif
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last_c_pos = 0;
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}
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@ -1824,6 +1856,13 @@ move_vert (to)
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if (to > screenheight)
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return;
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#ifdef __GO32__
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{
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int cur_r, cur_c;
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ScreenGetCursor(&cur_r, &cur_c);
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ScreenSetCursor(cur_r+to-last_v_pos, cur_c);
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}
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#else /* __GO32__ */
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if ((delta = to - last_v_pos) > 0)
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{
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for (i = 0; i < delta; i++)
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@ -1837,6 +1876,7 @@ move_vert (to)
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for (i = 0; i < -delta; i++)
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tputs (term_up, 1, output_character_function);
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}
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#endif /* __GO32__ */
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last_v_pos = to; /* now to is here */
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}
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@ -1959,6 +1999,18 @@ rl_reset_terminal (terminal_name)
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init_terminal_io (terminal_name)
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char *terminal_name;
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{
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#ifdef __GO32__
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screenwidth = ScreenCols();
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screenheight = ScreenRows();
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term_cr = "\r";
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term_im = term_ei = term_ic = term_IC = (char *)NULL;
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term_up = term_dc = term_DC = visible_bell = (char *)NULL;
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#if defined (HACK_TERMCAP_MOTION)
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term_forward_char = (char *)NULL;
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#endif
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terminal_can_insert = 0;
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return;
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#else
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extern char *tgetstr ();
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char *term, *buffer;
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#if defined (TIOCGWINSZ)
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@ -2056,6 +2108,7 @@ init_terminal_io (terminal_name)
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term_DC = tgetstr ("DC", &buffer);
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visible_bell = tgetstr ("vb", &buffer);
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#endif /* !__GO32__ */
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}
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/* A function for the use of tputs () */
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@ -2080,6 +2133,13 @@ static
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delete_chars (count)
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int count;
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{
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#ifdef __GO32__
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int r, c, w;
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ScreenGetCursor(&r, &c);
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w = ScreenCols();
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memcpy(ScreenPrimary+r*w+c, ScreenPrimary+r*w+c+count, w-c-count);
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memset(ScreenPrimary+r*w+w-count, 0, count*2);
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#else /* __GO32__ */
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if (count > screenwidth)
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return;
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@ -2095,6 +2155,7 @@ delete_chars (count)
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while (count--)
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tputs (term_dc, 1, output_character_function);
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}
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#endif /* __GO32__ */
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}
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/* Insert COUNT characters from STRING to the output stream. */
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@ -2103,6 +2164,14 @@ insert_some_chars (string, count)
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char *string;
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int count;
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{
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#ifdef __GO32__
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int r, c, w;
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ScreenGetCursor(&r, &c);
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w = ScreenCols();
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memcpy(ScreenPrimary+r*w+c+count, ScreenPrimary+r*w+c, w-c-count);
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/* Print the text. */
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output_some_chars (string, count);
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#else /* __GO32__ */
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/* If IC is defined, then we do not have to "enter" insert mode. */
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if (term_IC)
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{
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@ -2135,6 +2204,7 @@ insert_some_chars (string, count)
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if (term_ei && *term_ei)
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tputs (term_ei, 1, output_character_function);
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}
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#endif /* __GO32__ */
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}
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/* Move the cursor back. */
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@ -2143,10 +2213,12 @@ backspace (count)
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{
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register int i;
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#ifndef __GO32__
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if (term_backspace)
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for (i = 0; i < count; i++)
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tputs (term_backspace, 1, output_character_function);
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else
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#endif /* !__GO32__ */
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for (i = 0; i < count; i++)
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putc ('\b', out_stream);
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}
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@ -2165,11 +2237,13 @@ crlf ()
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clear_to_eol (count)
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int count;
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{
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#ifndef __GO32__
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if (term_clreol)
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{
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tputs (term_clreol, 1, output_character_function);
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}
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else
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#endif /* !__GO32__ */
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{
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register int i;
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@ -2216,6 +2290,7 @@ static struct sgttyb the_ttybuff;
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static void
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rl_prep_terminal ()
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{
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#ifndef __GO32__
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int tty = fileno (rl_instream);
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#if defined (HAVE_BSD_SIGNALS)
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int oldmask;
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@ -2317,12 +2392,14 @@ rl_prep_terminal ()
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#if defined (HAVE_BSD_SIGNALS)
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sigsetmask (oldmask);
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#endif
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#endif /* !__GO32__ */
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}
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/* Restore the terminal to its original state. */
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static void
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rl_deprep_terminal ()
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{
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#ifndef __GO32__
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int tty = fileno (rl_instream);
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#if defined (HAVE_BSD_SIGNALS)
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int oldmask;
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@ -2353,6 +2430,7 @@ rl_deprep_terminal ()
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#if defined (HAVE_BSD_SIGNALS)
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sigsetmask (oldmask);
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#endif
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#endif /* !__GO32 */
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}
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#else /* !defined (NEW_TTY_DRIVER) */
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@ -2365,15 +2443,18 @@ rl_deprep_terminal ()
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#define VTIME VEOL
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#endif
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#ifndef __GO32__
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#if defined (TERMIOS_TTY_DRIVER)
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static struct termios otio;
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#else
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static struct termio otio;
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#endif /* !TERMIOS_TTY_DRIVER */
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#endif /* __GO32__ */
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static void
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rl_prep_terminal ()
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{
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#ifndef __GO32__
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int tty = fileno (rl_instream);
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#if defined (TERMIOS_TTY_DRIVER)
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struct termios tio;
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@ -2476,11 +2557,13 @@ rl_prep_terminal ()
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sigsetmask (oldmask);
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# endif /* HAVE_BSD_SIGNALS */
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#endif /* !HAVE_POSIX_SIGNALS */
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#endif /* !__GO32__ */
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}
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static void
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rl_deprep_terminal ()
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{
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#ifndef __GO32__
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int tty = fileno (rl_instream);
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/* Try to keep this function from being INTerrupted. We can do it
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@ -2523,6 +2606,7 @@ rl_deprep_terminal ()
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sigsetmask (oldmask);
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# endif /* HAVE_BSD_SIGNALS */
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#endif /* !HAVE_POSIX_SIGNALS */
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#endif /* !__GO32__ */
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}
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#endif /* NEW_TTY_DRIVER */
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@ -2566,9 +2650,11 @@ ding ()
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{
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if (readline_echoing_p)
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{
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#ifndef __GO32__
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if (prefer_visible_bell && visible_bell)
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tputs (visible_bell, 1, output_character_function);
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else
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#endif /* !__GO32__ */
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{
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fprintf (stderr, "\007");
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fflush (stderr);
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@ -2883,8 +2969,17 @@ rl_refresh_line ()
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move_vert(curr_line);
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move_cursor_relative (0, the_line); /* XXX is this right */
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#ifdef __GO32__
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{
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int r, c, w;
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ScreenGetCursor(&r, &c);
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w = ScreenCols();
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memset(ScreenPrimary+r*w+c, 0, (w-c)*2);
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}
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#else /* __GO32__ */
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if (term_clreol)
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tputs (term_clreol, 1, output_character_function);
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#endif /* __GO32__/else */
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rl_forced_update_display ();
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rl_display_fixed = 1;
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@ -2903,9 +2998,11 @@ rl_clear_screen ()
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return;
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}
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#ifndef __GO32__
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if (term_clrpag)
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tputs (term_clrpag, 1, output_character_function);
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else
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#endif /* !__GO32__ */
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crlf ();
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rl_forced_update_display ();
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@ -3943,6 +4040,9 @@ username_completion_function (text, state)
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int state;
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char *text;
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{
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#ifdef __GO32__
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return (char *)NULL;
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#else /* !__GO32__ */
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static char *username = (char *)NULL;
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static struct passwd *entry;
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static int namelen, first_char, first_char_loc;
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@ -3988,6 +4088,7 @@ username_completion_function (text, state)
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return (value);
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}
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#endif /* !__GO32__ */
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}
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/* **************************************************************** */
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@ -5457,7 +5558,10 @@ rl_named_function (string)
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}
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/* The last key bindings file read. */
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static char *last_readline_init_file = "~/.inputrc";
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#ifdef __MSDOS__
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static char *last_readline_init_file = "~/inputrc";
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#else
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#endif
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/* Re-read the current keybindings file. */
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rl_re_read_init_file (count, ignore)
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@ -6289,6 +6393,11 @@ rl_getc (stream)
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int result;
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unsigned char c;
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#ifdef __GO32__
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if (isatty(0))
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return getkey();
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#endif /* __GO32__ */
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while (1)
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{
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result = read (fileno (stream), &c, sizeof (char));
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@ -6301,11 +6410,13 @@ rl_getc (stream)
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if (result == 0)
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return (EOF);
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#ifndef __GO32__
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/* If the error that we received was SIGINT, then try again,
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this is simply an interrupted system call to read ().
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Otherwise, some error ocurred, also signifying EOF. */
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if (errno != EINTR)
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return (EOF);
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#endif /* !__GO32__ */
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}
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}
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