2012-05-14 15:50:22 +00:00
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From 21d56469fd4b4558d640ad82c78f2b9748341c11 Mon Sep 17 00:00:00 2001
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From: "Vojtech Vitek (V-Teq)" <vvitek@redhat.com>
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Date: Mon, 14 May 2012 17:31:20 +0200
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Subject: [PATCH] Fix -F option behavior
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Original patch written by Jindrich Novy <jnovy@redhat.com>.
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Changes and improvements by Zdenek Prikryl <zprikryl@redhat.com>,
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Vojtech Vitek <vvitek@redhat.com> and Colin Guthrie <colin@mageia.org>.
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---
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forwback.c | 20 ++++++++++++++++++++
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funcs.h | 1 +
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main.c | 16 ++++++++++++++++
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screen.c | 9 +++++++--
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4 files changed, 44 insertions(+), 2 deletions(-)
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diff --git a/forwback.c b/forwback.c
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index ebe422d..687355f 100644
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--- a/forwback.c
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+++ b/forwback.c
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@@ -422,3 +422,23 @@ get_back_scroll()
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return (sc_height - 2);
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return (10000); /* infinity */
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}
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+
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+/*
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+ * Get line count of file up to the screen height + 1 char
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+ */
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+ public int
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+get_line_count()
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+{
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+ int nlines = 0;
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+ POSITION pos;
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+
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+ pos = ch_zero();
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+
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+ while (pos != NULL_POSITION && nlines <= sc_height)
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+ {
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+ pos = forw_line(pos);
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+ nlines++;
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+ }
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+
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+ return nlines;
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+}
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diff --git a/funcs.h b/funcs.h
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index 6595232..8ca4656 100644
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--- a/funcs.h
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+++ b/funcs.h
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@@ -136,6 +136,7 @@
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public void forward ();
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public void backward ();
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public int get_back_scroll ();
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+ public int get_line_count ();
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public void del_ifile ();
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public IFILE next_ifile ();
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public IFILE prev_ifile ();
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diff --git a/main.c b/main.c
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index 0af1762..ef69440 100644
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--- a/main.c
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+++ b/main.c
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2011-04-20 10:32:02 +00:00
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@@ -55,6 +55,7 @@ static char consoleTitle[256];
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#endif
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extern int less_is_more;
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+public int line_count;
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extern int missing_cap;
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extern int know_dumb;
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extern int quit_if_one_screen;
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2012-05-14 15:50:22 +00:00
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@@ -277,10 +278,25 @@ main(argc, argv)
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{
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if (edit_stdin()) /* Edit standard input */
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quit(QUIT_ERROR);
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+ if (quit_if_one_screen)
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+ line_count = get_line_count();
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} else
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2008-01-18 13:18:39 +00:00
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{
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if (edit_first()) /* Edit first valid file in cmd line */
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quit(QUIT_ERROR);
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+ /*
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+ * In case that we have only one file and -F, have to get a line
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+ * count fot init(). If the line count is less then a height of a term,
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+ * the content of the file is printed out and then less quits. Otherwise
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+ * -F can not be used
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+ */
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2012-05-14 15:50:22 +00:00
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+ if (quit_if_one_screen)
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+ {
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+ if (nifile() == 1)
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+ line_count = get_line_count();
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+ else /* In case more than one file, -F can not be used */
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+ quit_if_one_screen = FALSE;
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+ }
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2008-01-18 13:18:39 +00:00
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}
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init();
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2012-05-14 15:50:22 +00:00
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diff --git a/screen.c b/screen.c
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index b8bc666..1883e3e 100644
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--- a/screen.c
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+++ b/screen.c
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@@ -204,6 +204,7 @@ public int missing_cap = 0; /* Some capability is missing */
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2008-01-18 13:18:39 +00:00
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static int attrmode = AT_NORMAL;
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extern int binattr;
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+extern int line_count;
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#if !MSDOS_COMPILER
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static char *cheaper();
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@@ -233,6 +234,7 @@ extern int wscroll;
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2005-11-07 09:45:13 +00:00
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extern int screen_trashed;
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extern int tty;
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extern int top_scroll;
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+extern int quit_if_one_screen;
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2007-06-26 10:09:21 +00:00
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extern int oldbot;
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2005-11-07 09:45:13 +00:00
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#if HILITE_SEARCH
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extern int hilite_search;
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2008-01-18 13:18:39 +00:00
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@@ -1534,7 +1536,9 @@ win32_deinit_term()
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init()
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{
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#if !MSDOS_COMPILER
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- if (!no_init)
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+ if (quit_if_one_screen && line_count >= sc_height)
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+ quit_if_one_screen = FALSE;
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2012-05-14 15:50:22 +00:00
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+ if (!no_init && !quit_if_one_screen)
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2008-01-18 13:18:39 +00:00
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tputs(sc_init, sc_height, putchr);
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if (!no_keypad)
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tputs(sc_s_keypad, sc_height, putchr);
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2012-05-14 15:50:22 +00:00
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@@ -1574,8 +1578,9 @@ deinit()
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2005-10-21 14:42:56 +00:00
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#if !MSDOS_COMPILER
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if (!no_keypad)
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tputs(sc_e_keypad, sc_height, putchr);
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- if (!no_init)
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2012-05-14 15:50:22 +00:00
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+ if (!no_init && !quit_if_one_screen)
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tputs(sc_deinit, sc_height, putchr);
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+
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2005-10-21 14:42:56 +00:00
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#else
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/* Restore system colors. */
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2008-01-18 13:18:39 +00:00
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SETCOLORS(sy_fg_color, sy_bg_color);
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2012-05-14 15:50:22 +00:00
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--
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1.7.7.6
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2011-04-20 10:32:02 +00:00
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