diff options
Diffstat (limited to 'contrib/less/command.c')
| -rw-r--r-- | contrib/less/command.c | 45 |
1 files changed, 35 insertions, 10 deletions
diff --git a/contrib/less/command.c b/contrib/less/command.c index 7c0d60b..da0f3ea 100644 --- a/contrib/less/command.c +++ b/contrib/less/command.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 1984-2005 Mark Nudelman + * Copyright (C) 1984-2007 Mark Nudelman * * You may distribute under the terms of either the GNU General Public * License or the Less License, as specified in the README file. @@ -23,7 +23,6 @@ extern int erase_char, erase2_char, kill_char; extern int sigs; -extern int quit_at_eof; extern int quit_if_one_screen; extern int squished; extern int hit_eof; @@ -54,6 +53,8 @@ extern char *editproto; #endif extern int screen_trashed; /* The screen has been overwritten */ extern int shift_count; +extern int oldbot; +extern int forw_prompt; static char ungot[UNGOT_SIZE]; static char *ungotp = NULL; @@ -63,6 +64,7 @@ static char *shellcmd = NULL; /* For holding last shell command for "!!" */ static int mca; /* The multicharacter command (action) */ static int search_type; /* The previous type of search */ static LINENUM number; /* The number typed by the user */ +static long fraction; /* The fractional part of the number */ static char optchar; static int optflag; static int optgetname; @@ -75,7 +77,7 @@ static char pipec; static void multi_search(); /* - * Move the cursor to lower left before executing a command. + * Move the cursor to start of prompt line before executing a command. * This looks nicer if the command takes a long time before * updating the screen. */ @@ -83,7 +85,7 @@ static void multi_search(); cmd_exec() { clear_attn(); - lower_left(); + line_left(); flush(); } @@ -98,6 +100,7 @@ start_mca(action, prompt, mlist, cmdflags) int cmdflags; { mca = action; + clear_bot(); clear_cmd(); cmd_putstr(prompt); set_mlist(mlist, cmdflags); @@ -120,6 +123,7 @@ mca_search() else mca = A_B_SEARCH; + clear_bot(); clear_cmd(); if (search_type & SRCH_NO_MATCH) @@ -155,6 +159,7 @@ mca_opt_toggle() dash = (flag == OPT_NO_TOGGLE) ? "_" : "-"; mca = A_OPT_TOGGLE; + clear_bot(); clear_cmd(); cmd_putstr(dash); if (optgetname) @@ -291,14 +296,14 @@ mca_char(c) * Entering digits of a number. * Terminated by a non-digit. */ - if ((c < '0' || c > '9') && + if (!((c >= '0' && c <= '9') || c == '.') && editchar(c, EC_PEEK|EC_NOHISTORY|EC_NOCOMPLETE|EC_NORIGHTLEFT) == A_INVALID) { /* * Not part of the number. * Treat as a normal command character. */ - number = cmd_int(); + number = cmd_int(&fraction); mca = 0; cmd_accept(); return (NO_MCA); @@ -606,7 +611,7 @@ prompt() * {{ Relying on "first prompt" to detect a single-screen file * fails if +G is used, for example. }} */ - if ((quit_at_eof == OPT_ONPLUS || quit_if_one_screen) && + if ((get_quit_at_eof() == OPT_ONPLUS || quit_if_one_screen) && hit_eof && !(ch_getflags() & CH_HELPFILE) && next_ifile(curr_ifile) == NULL_IFILE) quit(QUIT_OK); @@ -616,7 +621,7 @@ prompt() * If the -e flag is set and we've hit EOF on the last file, * and the file is squished (shorter than the screen), quit. */ - if (quit_at_eof && squished && + if (get_quit_at_eof() && squished && next_ifile(curr_ifile) == NULL_IFILE) quit(QUIT_OK); #endif @@ -631,7 +636,20 @@ prompt() /* * Select the proper prompt and display it. */ + /* + * If the previous action was a forward movement, + * don't clear the bottom line of the display; + * just print the prompt since the forward movement guarantees + * that we're in the right position to display the prompt. + * Clearing the line could cause a problem: for example, if the last + * line displayed ended at the right screen edge without a newline, + * then clearing would clear the last displayed line rather than + * the prompt line. + */ + if (!forw_prompt) + clear_bot(); clear_cmd(); + forw_prompt = 0; p = pr_string(); if (p == NULL || *p == '\0') putchr(':'); @@ -641,6 +659,7 @@ prompt() putstr(p); at_exit(); } + clear_eol(); } /* @@ -1161,11 +1180,17 @@ commands() * Go to a specified percentage into the file. */ if (number < 0) + { number = 0; + fraction = 0; + } if (number > 100) + { number = 100; + fraction = 0; + } cmd_exec(); - jump_percent((int) number); + jump_percent((int) number, fraction); break; case A_GOEND: @@ -1386,7 +1411,7 @@ commands() number = 1; if (edit_next((int) number)) { - if (quit_at_eof && hit_eof && + if (get_quit_at_eof() && hit_eof && !(ch_getflags() & CH_HELPFILE)) quit(QUIT_OK); parg.p_string = (number > 1) ? "(N-th) " : ""; |
