head 1.10; access; symbols perseant-exfatfs-base-20250801:1.10 perseant-exfatfs-base-20240630:1.10 perseant-exfatfs:1.10.0.36 perseant-exfatfs-base:1.10 cjep_sun2x:1.10.0.34 cjep_sun2x-base:1.10 cjep_staticlib_x-base1:1.10 cjep_staticlib_x:1.10.0.32 cjep_staticlib_x-base:1.10 phil-wifi-20200421:1.10 phil-wifi-20200411:1.10 phil-wifi-20200406:1.10 pgoyette-compat-merge-20190127:1.10 pgoyette-compat-20190127:1.10 pgoyette-compat-20190118:1.10 pgoyette-compat-1226:1.10 pgoyette-compat-1126:1.10 pgoyette-compat-1020:1.10 pgoyette-compat-0930:1.10 pgoyette-compat-0906:1.10 pgoyette-compat-0728:1.10 pgoyette-compat-0625:1.10 pgoyette-compat-0521:1.10 pgoyette-compat-0502:1.10 pgoyette-compat-0422:1.10 pgoyette-compat-0415:1.10 pgoyette-compat-0407:1.10 pgoyette-compat-0330:1.10 pgoyette-compat-0322:1.10 pgoyette-compat-0315:1.10 pgoyette-compat:1.10.0.30 pgoyette-compat-base:1.10 perseant-stdc-iso10646:1.10.0.28 perseant-stdc-iso10646-base:1.10 prg-localcount2-base3:1.10 prg-localcount2-base2:1.10 prg-localcount2-base1:1.10 prg-localcount2:1.10.0.26 prg-localcount2-base:1.10 pgoyette-localcount-20170426:1.10 bouyer-socketcan-base1:1.10 pgoyette-localcount-20170320:1.10 bouyer-socketcan:1.10.0.24 bouyer-socketcan-base:1.10 pgoyette-localcount-20170107:1.10 pgoyette-localcount-20161104:1.10 localcount-20160914:1.10 pgoyette-localcount-20160806:1.10 pgoyette-localcount-20160726:1.10 pgoyette-localcount:1.10.0.22 pgoyette-localcount-base:1.10 netbsd-5-2-3-RELEASE:1.10 netbsd-5-1-5-RELEASE:1.10 yamt-pagecache-base9:1.10 yamt-pagecache-tag8:1.10 tls-earlyentropy:1.10.0.18 tls-earlyentropy-base:1.10 riastradh-xf86-video-intel-2-7-1-pre-2-21-15:1.10 riastradh-drm2-base3:1.10 netbsd-5-2-2-RELEASE:1.10 netbsd-5-1-4-RELEASE:1.10 netbsd-5-2-1-RELEASE:1.10 netbsd-5-1-3-RELEASE:1.10 agc-symver:1.10.0.20 agc-symver-base:1.10 tls-maxphys-base:1.10 yamt-pagecache-base8:1.10 netbsd-5-2:1.10.0.16 yamt-pagecache-base7:1.10 netbsd-5-2-RELEASE:1.10 netbsd-5-2-RC1:1.10 yamt-pagecache-base6:1.10 yamt-pagecache-base5:1.10 yamt-pagecache-base4:1.10 netbsd-5-1-2-RELEASE:1.10 netbsd-5-1-1-RELEASE:1.10 yamt-pagecache-base3:1.10 yamt-pagecache-base2:1.10 yamt-pagecache:1.10.0.14 yamt-pagecache-base:1.10 bouyer-quota2-nbase:1.10 bouyer-quota2:1.10.0.12 bouyer-quota2-base:1.10 matt-nb5-pq3:1.10.0.10 matt-nb5-pq3-base:1.10 netbsd-5-1:1.10.0.8 netbsd-5-1-RELEASE:1.10 netbsd-5-1-RC4:1.10 netbsd-5-1-RC3:1.10 netbsd-5-1-RC2:1.10 netbsd-5-1-RC1:1.10 netbsd-5-0-2-RELEASE:1.10 netbsd-5-0-1-RELEASE:1.10 jym-xensuspend-nbase:1.10 netbsd-5-0:1.10.0.6 netbsd-5-0-RELEASE:1.10 netbsd-5-0-RC4:1.10 netbsd-5-0-RC3:1.10 netbsd-5-0-RC2:1.10 jym-xensuspend:1.10.0.4 jym-xensuspend-base:1.10 netbsd-5-0-RC1:1.10 netbsd-5:1.10.0.2 netbsd-5-base:1.10 matt-mips64-base2:1.9 matt-mips64:1.9.0.32 mjf-devfs2:1.9.0.30 mjf-devfs2-base:1.9 netbsd-4-0-1-RELEASE:1.9 wrstuden-revivesa-base-3:1.9 wrstuden-revivesa-base-2:1.9 wrstuden-fixsa-newbase:1.9 wrstuden-revivesa-base-1:1.9 yamt-pf42-base4:1.9 yamt-pf42-base3:1.9 hpcarm-cleanup-nbase:1.9 yamt-pf42-baseX:1.9 yamt-pf42-base2:1.9 wrstuden-revivesa:1.9.0.28 wrstuden-revivesa-base:1.9 yamt-pf42:1.9.0.26 yamt-pf42-base:1.9 keiichi-mipv6-nbase:1.9 keiichi-mipv6:1.9.0.24 keiichi-mipv6-base:1.9 matt-armv6-nbase:1.9 matt-armv6-prevmlocking:1.9 wrstuden-fixsa-base-1:1.9 netbsd-4-0:1.9.0.22 netbsd-4-0-RELEASE:1.9 cube-autoconf:1.9.0.20 cube-autoconf-base:1.9 netbsd-4-0-RC5:1.9 netbsd-4-0-RC4:1.9 netbsd-4-0-RC3:1.9 netbsd-4-0-RC2:1.9 netbsd-4-0-RC1:1.9 matt-armv6:1.9.0.18 matt-armv6-base:1.9 matt-mips64-base:1.9 hpcarm-cleanup:1.9.0.16 hpcarm-cleanup-base:1.9 netbsd-3-1-1-RELEASE:1.9 netbsd-3-0-3-RELEASE:1.9 wrstuden-fixsa:1.9.0.14 wrstuden-fixsa-base:1.9 abandoned-netbsd-4-base:1.9 abandoned-netbsd-4:1.9.0.8 netbsd-3-1:1.9.0.10 netbsd-3-1-RELEASE:1.9 netbsd-3-0-2-RELEASE:1.9 netbsd-3-1-RC4:1.9 netbsd-3-1-RC3:1.9 netbsd-3-1-RC2:1.9 netbsd-3-1-RC1:1.9 netbsd-4:1.9.0.12 netbsd-4-base:1.9 chap-midi-nbase:1.9 netbsd-3-0-1-RELEASE:1.9 chap-midi:1.9.0.6 chap-midi-base:1.9 netbsd-3-0:1.9.0.4 netbsd-3-0-RELEASE:1.9 netbsd-3-0-RC6:1.9 netbsd-3-0-RC5:1.9 netbsd-3-0-RC4:1.9 netbsd-3-0-RC3:1.9 netbsd-3-0-RC2:1.9 netbsd-3-0-RC1:1.9 netbsd-2-0-3-RELEASE:1.8.4.2 netbsd-2-1:1.8.6.1.0.2 netbsd-2-1-RELEASE:1.8.6.1 netbsd-2-1-RC6:1.8.6.1 netbsd-2-1-RC5:1.8.6.1 netbsd-2-1-RC4:1.8.6.1 netbsd-2-1-RC3:1.8.6.1 netbsd-2-1-RC2:1.8.6.1 netbsd-2-1-RC1:1.8.6.1 netbsd-2-0-2-RELEASE:1.8.4.2 netbsd-3:1.9.0.2 netbsd-3-base:1.9 netbsd-2-0-1-RELEASE:1.8 netbsd-2:1.8.0.6 netbsd-2-base:1.8 netbsd-2-0-RELEASE:1.8 netbsd-2-0-RC5:1.8 netbsd-2-0-RC4:1.8 netbsd-2-0-RC3:1.8 netbsd-2-0-RC2:1.8 netbsd-2-0-RC1:1.8 netbsd-2-0:1.8.0.4 netbsd-2-0-base:1.8 netbsd-1-6-PATCH002-RELEASE:1.8 netbsd-1-6-PATCH002:1.8 netbsd-1-6-PATCH002-RC4:1.8 netbsd-1-6-PATCH002-RC3:1.8 netbsd-1-6-PATCH002-RC2:1.8 netbsd-1-6-PATCH002-RC1:1.8 netbsd-1-6-PATCH001:1.8 netbsd-1-6-PATCH001-RELEASE:1.8 netbsd-1-6-PATCH001-RC3:1.8 netbsd-1-6-PATCH001-RC2:1.8 netbsd-1-6-PATCH001-RC1:1.8 fvdl_fs64_base:1.8 netbsd-1-6-RELEASE:1.8 netbsd-1-6-RC3:1.8 netbsd-1-6-RC2:1.8 netbsd-1-6-RC1:1.8 netbsd-1-6:1.8.0.2 netbsd-1-6-base:1.8 netbsd-1-5-PATCH003:1.7 netbsd-1-5-PATCH002:1.7 netbsd-1-5-PATCH001:1.7 nvi_1_79:1.1.1.5 netbsd-1-5-RELEASE:1.7 netbsd-1-5-BETA2:1.7 netbsd-1-5-BETA:1.7 netbsd-1-4-PATCH003:1.7 netbsd-1-5-ALPHA2:1.7 netbsd-1-5:1.7.0.10 netbsd-1-5-base:1.7 minoura-xpg4dl-base:1.7 minoura-xpg4dl:1.7.0.8 netbsd-1-4-PATCH002:1.7 wrstuden-devbsize-19991221:1.7 wrstuden-devbsize:1.7.0.6 wrstuden-devbsize-base:1.7 comdex-fall-1999:1.7.0.4 comdex-fall-1999-base:1.7 netbsd-1-4-PATCH001:1.7 netbsd-1-4-RELEASE:1.7 netbsd-1-4:1.7.0.2 netbsd-1-4-base:1.7 netbsd-1-3-PATCH003:1.6 netbsd-1-3-PATCH003-CANDIDATE2:1.6 netbsd-1-3-PATCH003-CANDIDATE1:1.6 netbsd-1-3-PATCH003-CANDIDATE0:1.6 netbsd-1-3-PATCH002:1.6 netbsd-1-3-PATCH001:1.6 netbsd-1-3-RELEASE:1.6 netbsd-1-3-BETA:1.6 netbsd-1-3:1.6.0.2 netbsd-1-3-base:1.6 netbsd-1-2-PATCH001:1.6 netbsd-1-2-RELEASE:1.6 netbsd-1-2-BETA:1.6 netbsd-1-2:1.6.0.4 netbsd-1-2-base:1.6 nvi_1_66:1.1.1.5 BOSTIC:1.1.1 netbsd-1-1-PATCH001:1.5 netbsd-1-1-RELEASE:1.5 netbsd-1-1:1.5.0.4 netbsd-1-1-base:1.5 netbsd-1-0-PATCH06:1.5 netbsd-1-0-PATCH05:1.5 netbsd-1-0-PATCH04:1.5 netbsd-1-0-PATCH03:1.5 netbsd-1-0-PATCH02:1.5 netbsd-1-0-PATCH1:1.5 netbsd-1-0-PATCH0:1.5 netbsd-1-0-RELEASE:1.5 netbsd-1-0:1.5.0.2 nvi-1-34b:1.1.1.4 nvi-1-33b:1.1.1.3 netbsd-1-0-base:1.3 nvi-1-11b:1.1.1.2 nvi-1-03:1.1.1.1 bostic-nvi:1.1.1; locks; strict; comment @ * @; 1.10 date 2008.10.29.16.49.37; author christos; state dead; branches; next 1.9; 1.9 date 2005.02.12.12.53.23; author aymeric; state Exp; branches; next 1.8; 1.8 date 2002.04.09.01.47.34; author thorpej; state Exp; branches 1.8.4.1 1.8.6.1; next 1.7; 1.7 date 98.01.09.08.08.13; author perry; state Exp; branches; next 1.6; 1.6 date 96.05.20.03.48.15; author mrg; state Exp; branches; next 1.5; 1.5 date 94.08.17.20.13.12; author cgd; state Exp; branches 1.5.2.1; next 1.4; 1.4 date 94.08.17.16.36.26; author cgd; state Exp; branches; next 1.3; 1.3 date 94.03.28.04.29.58; author cgd; state Exp; branches; next 1.2; 1.2 date 94.01.24.06.40.52; author cgd; state Exp; branches; next 1.1; 1.1 date 94.01.24.05.53.05; author cgd; state Exp; branches 1.1.1.1; next ; 1.8.4.1 date 2005.02.12.12.24.13; author aymeric; state Exp; branches; next 1.8.4.2; 1.8.4.2 date 2005.02.12.12.46.26; author aymeric; state Exp; branches; next ; 1.8.6.1 date 2005.05.06.14.42.18; author riz; state Exp; branches; next ; 1.5.2.1 date 94.08.17.20.13.12; author cgd; state dead; branches; next 1.5.2.2; 1.5.2.2 date 94.08.17.20.13.13; author cgd; state Exp; branches; next ; 1.1.1.1 date 94.01.24.05.53.06; author cgd; state Exp; branches; next 1.1.1.2; 1.1.1.2 date 94.03.28.02.54.28; author cgd; state Exp; branches; next 1.1.1.3; 1.1.1.3 date 94.08.17.16.16.43; author cgd; state Exp; branches; next 1.1.1.4; 1.1.1.4 date 94.08.17.19.18.07; author cgd; state Exp; branches; next 1.1.1.5; 1.1.1.5 date 96.05.20.01.54.38; author mrg; state Exp; branches; next ; desc @@ 1.10 log @bye old vi! @ text @/* $NetBSD: ex_z.c,v 1.9 2005/02/12 12:53:23 aymeric Exp $ */ /*- * Copyright (c) 1993, 1994 * The Regents of the University of California. All rights reserved. * Copyright (c) 1993, 1994, 1995, 1996 * Keith Bostic. All rights reserved. * * See the LICENSE file for redistribution information. */ #include "config.h" #include #ifndef lint #if 0 static const char sccsid[] = "@@(#)ex_z.c 10.10 (Berkeley) 3/6/96"; #else __RCSID("$NetBSD: ex_z.c,v 1.9 2005/02/12 12:53:23 aymeric Exp $"); #endif #endif /* not lint */ #include #include #include #include #include #include #include #include "../common/common.h" /* * ex_z -- :[line] z [^-.+=] [count] [flags] * Adjust window. * * PUBLIC: int ex_z __P((SCR *, EXCMD *)); */ int ex_z(sp, cmdp) SCR *sp; EXCMD *cmdp; { MARK abs; recno_t cnt, equals, lno; int eofcheck; NEEDFILE(sp, cmdp); /* * !!! * If no count specified, use either two times the size of the * scrolling region, or the size of the window option. POSIX * 1003.2 claims that the latter is correct, but historic ex/vi * documentation and practice appear to use the scrolling region. * I'm using the window size as it means that the entire screen * is used instead of losing a line to roundoff. Note, we drop * a line from the cnt if using the window size to leave room for * the next ex prompt. */ if (FL_ISSET(cmdp->iflags, E_C_COUNT)) cnt = cmdp->count; else #ifdef HISTORIC_PRACTICE cnt = O_VAL(sp, O_SCROLL) * 2; #else cnt = O_VAL(sp, O_WINDOW) - 1; #endif equals = 0; eofcheck = 0; lno = cmdp->addr1.lno; switch (FL_ISSET(cmdp->iflags, E_C_CARAT | E_C_DASH | E_C_DOT | E_C_EQUAL | E_C_PLUS)) { case E_C_CARAT: /* Display cnt * 2 before the line. */ eofcheck = 1; if (lno > cnt * 2) cmdp->addr1.lno = (lno - cnt * 2) + 1; else cmdp->addr1.lno = 1; cmdp->addr2.lno = (cmdp->addr1.lno + cnt) - 1; break; case E_C_DASH: /* Line goes at the bottom of the screen. */ cmdp->addr1.lno = lno > cnt ? (lno - cnt) + 1 : 1; cmdp->addr2.lno = lno; break; case E_C_DOT: /* Line goes in the middle of the screen. */ /* * !!! * Historically, the "middleness" of the line overrode the * count, so that "3z.19" or "3z.20" would display the first * 12 lines of the file, i.e. (N - 1) / 2 lines before and * after the specified line. */ eofcheck = 1; cnt = (cnt - 1) / 2; cmdp->addr1.lno = lno > cnt ? lno - cnt : 1; cmdp->addr2.lno = lno + cnt; /* * !!! * Historically, z. set the absolute cursor mark. */ abs.lno = sp->lno; abs.cno = sp->cno; (void)mark_set(sp, ABSMARK1, &abs, 1); break; case E_C_EQUAL: /* Center with hyphens. */ /* * !!! * Strangeness. The '=' flag is like the '.' flag (see the * above comment, it applies here as well) but with a special * little hack. Print out lines of hyphens before and after * the specified line. Additionally, the cursor remains set * on that line. */ eofcheck = 1; cnt = (cnt - 1) / 2; cmdp->addr1.lno = lno > cnt ? lno - cnt : 1; cmdp->addr2.lno = lno - 1; if (ex_pr(sp, cmdp)) return (1); (void)ex_puts(sp, "----------------------------------------\n"); cmdp->addr2.lno = cmdp->addr1.lno = equals = lno; if (ex_pr(sp, cmdp)) return (1); (void)ex_puts(sp, "----------------------------------------\n"); cmdp->addr1.lno = lno + 1; cmdp->addr2.lno = (lno + cnt) - 1; break; default: /* If no line specified, move to the next one. */ if (F_ISSET(cmdp, E_ADDR_DEF)) ++lno; /* FALLTHROUGH */ case E_C_PLUS: /* Line goes at the top of the screen. */ eofcheck = 1; cmdp->addr1.lno = lno; cmdp->addr2.lno = (lno + cnt) - 1; break; } if (eofcheck) { if (db_last(sp, &lno)) return (1); if (cmdp->addr2.lno > lno) cmdp->addr2.lno = lno; } if (ex_pr(sp, cmdp)) return (1); if (equals) sp->lno = equals; return (0); } @ 1.9 log @Fix the RCSID's to be $NetBSD$ instead of $NetBSD @ text @d1 1 a1 1 /* $NetBSD: ex_z.c,v 1.8 2002/04/09 01:47:34 thorpej Exp $ */ d19 1 a19 1 __RCSID("$NetBSD$"); @ 1.8 log @Use __RCSID() and __COPYRIGHT(). @ text @d1 1 a1 1 /* $NetBSD: ex_z.c,v 1.7 1998/01/09 08:08:13 perry Exp $ */ d19 1 a19 1 __RCSID("$NetBSD"); @ 1.8.6.1 log @Pull up revision 1.9 (requested by aymeric in ticket #1195): Fix the RCSID's to be $NetBSD$ instead of $NetBSD @ text @d1 1 a1 1 /* $NetBSD: ex_z.c,v 1.8 2002/04/09 01:47:34 thorpej Exp $ */ d19 1 a19 1 __RCSID("$NetBSD$"); @ 1.8.4.1 log @Fix the RCSID's to be $NetBSD$ instead of $NetBSD @ text @d1 1 a1 1 /* $NetBSD: ex_z.c,v 1.8 2002/04/09 01:47:34 thorpej Exp $ */ d19 1 a19 1 __RCSID("$NetBSD$"); @ 1.8.4.2 log @Backout previous. Sorry. @ text @d19 1 a19 1 __RCSID("$NetBSD"); @ 1.7 log @RCS Id Police. @ text @d1 1 a1 1 /* $NetBSD$ */ d14 1 d16 1 d18 3 @ 1.6 log @merge in nvi 1.66 @ text @d1 2 @ 1.5 log @clean up import. @ text @d4 2 d7 1 a7 27 * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. d10 2 d13 1 a13 1 static char sccsid[] = "@@(#)ex_z.c 8.8 (Berkeley) 8/17/94"; a17 1 #include a20 1 #include a23 5 #include #include "compat.h" #include #include d25 1 a25 2 #include "vi.h" #include "excmd.h" d29 1 d31 1 a31 1 * Adjust window. d34 1 a34 1 ex_z(sp, ep, cmdp) d36 1 a36 2 EXF *ep; EXCMDARG *cmdp; d42 2 d55 1 a55 1 if (F_ISSET(cmdp, E_COUNT)) d68 3 a70 3 switch (F_ISSET(cmdp, E_F_CARAT | E_F_DASH | E_F_DOT | E_F_EQUAL | E_F_PLUS)) { case E_F_CARAT: /* Display cnt * 2 before the line. */ d78 1 a78 1 case E_F_DASH: /* Line goes at the bottom of the screen. */ d82 1 a82 1 case E_F_DOT: /* Line goes in the middle of the screen. */ d101 1 a101 1 (void)mark_set(sp, ep, ABSMARK1, &abs, 1); d103 1 a103 1 case E_F_EQUAL: /* Center with hyphens. */ d116 1 a116 1 if (ex_pr(sp, ep, cmdp)) d118 1 a118 2 (void)ex_printf(EXCOOKIE, "%s", "----------------------------------------\n"); d120 1 a120 1 if (ex_pr(sp, ep, cmdp)) d122 1 a122 2 (void)ex_printf(EXCOOKIE, "%s", "----------------------------------------\n"); d128 1 a128 1 if (F_ISSET(cmdp, E_ADDRDEF)) d131 1 a131 1 case E_F_PLUS: /* Line goes at the top of the screen. */ d139 1 a139 1 if (file_lline(sp, ep, &lno)) d145 1 a145 1 if (ex_pr(sp, ep, cmdp)) @ 1.5.2.1 log @file ex_z.c was added on branch netbsd-1-0 on 1994-08-17 20:13:13 +0000 @ text @d1 180 @ 1.5.2.2 log @clean up import. @ text @a0 180 /*- * Copyright (c) 1993, 1994 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef lint static char sccsid[] = "@@(#)ex_z.c 8.8 (Berkeley) 8/17/94"; #endif /* not lint */ #include #include #include #include #include #include #include #include #include #include #include "compat.h" #include #include #include "vi.h" #include "excmd.h" /* * ex_z -- :[line] z [^-.+=] [count] [flags] * * Adjust window. */ int ex_z(sp, ep, cmdp) SCR *sp; EXF *ep; EXCMDARG *cmdp; { MARK abs; recno_t cnt, equals, lno; int eofcheck; /* * !!! * If no count specified, use either two times the size of the * scrolling region, or the size of the window option. POSIX * 1003.2 claims that the latter is correct, but historic ex/vi * documentation and practice appear to use the scrolling region. * I'm using the window size as it means that the entire screen * is used instead of losing a line to roundoff. Note, we drop * a line from the cnt if using the window size to leave room for * the next ex prompt. */ if (F_ISSET(cmdp, E_COUNT)) cnt = cmdp->count; else #ifdef HISTORIC_PRACTICE cnt = O_VAL(sp, O_SCROLL) * 2; #else cnt = O_VAL(sp, O_WINDOW) - 1; #endif equals = 0; eofcheck = 0; lno = cmdp->addr1.lno; switch (F_ISSET(cmdp, E_F_CARAT | E_F_DASH | E_F_DOT | E_F_EQUAL | E_F_PLUS)) { case E_F_CARAT: /* Display cnt * 2 before the line. */ eofcheck = 1; if (lno > cnt * 2) cmdp->addr1.lno = (lno - cnt * 2) + 1; else cmdp->addr1.lno = 1; cmdp->addr2.lno = (cmdp->addr1.lno + cnt) - 1; break; case E_F_DASH: /* Line goes at the bottom of the screen. */ cmdp->addr1.lno = lno > cnt ? (lno - cnt) + 1 : 1; cmdp->addr2.lno = lno; break; case E_F_DOT: /* Line goes in the middle of the screen. */ /* * !!! * Historically, the "middleness" of the line overrode the * count, so that "3z.19" or "3z.20" would display the first * 12 lines of the file, i.e. (N - 1) / 2 lines before and * after the specified line. */ eofcheck = 1; cnt = (cnt - 1) / 2; cmdp->addr1.lno = lno > cnt ? lno - cnt : 1; cmdp->addr2.lno = lno + cnt; /* * !!! * Historically, z. set the absolute cursor mark. */ abs.lno = sp->lno; abs.cno = sp->cno; (void)mark_set(sp, ep, ABSMARK1, &abs, 1); break; case E_F_EQUAL: /* Center with hyphens. */ /* * !!! * Strangeness. The '=' flag is like the '.' flag (see the * above comment, it applies here as well) but with a special * little hack. Print out lines of hyphens before and after * the specified line. Additionally, the cursor remains set * on that line. */ eofcheck = 1; cnt = (cnt - 1) / 2; cmdp->addr1.lno = lno > cnt ? lno - cnt : 1; cmdp->addr2.lno = lno - 1; if (ex_pr(sp, ep, cmdp)) return (1); (void)ex_printf(EXCOOKIE, "%s", "----------------------------------------\n"); cmdp->addr2.lno = cmdp->addr1.lno = equals = lno; if (ex_pr(sp, ep, cmdp)) return (1); (void)ex_printf(EXCOOKIE, "%s", "----------------------------------------\n"); cmdp->addr1.lno = lno + 1; cmdp->addr2.lno = (lno + cnt) - 1; break; default: /* If no line specified, move to the next one. */ if (F_ISSET(cmdp, E_ADDRDEF)) ++lno; /* FALLTHROUGH */ case E_F_PLUS: /* Line goes at the top of the screen. */ eofcheck = 1; cmdp->addr1.lno = lno; cmdp->addr2.lno = (lno + cnt) - 1; break; } if (eofcheck) { if (file_lline(sp, ep, &lno)) return (1); if (cmdp->addr2.lno > lno) cmdp->addr2.lno = lno; } if (ex_pr(sp, ep, cmdp)) return (1); if (equals) sp->lno = equals; return (0); } @ 1.4 log @clean up import. still have to hack some things. @ text @d35 1 a35 1 static const char sccsid[] = "@@(#)ex_z.c 8.7 (Berkeley) 8/17/94"; @ 1.3 log @nvi 1.11(beta) from bostic. reconcile conflicts/kill rcsids. @ text @d35 1 a35 1 static char sccsid[] = "@@(#)ex_z.c 8.5 (Berkeley) 3/8/94"; d68 1 d122 8 @ 1.2 log @more Ids than you'll ever want. @ text @d2 1 a2 1 * Copyright (c) 1993 d35 1 a35 2 /* from: static char sccsid[] = "@@(#)ex_z.c 8.4 (Berkeley) 12/2/93"; */ static char *rcsid = "$Id$"; d39 2 d42 4 d48 5 @ 1.1 log @Initial revision @ text @d35 2 a36 1 static char sccsid[] = "@@(#)ex_z.c 8.4 (Berkeley) 12/2/93"; @ 1.1.1.1 log @nvi 1.03, from ftp.cs.berkeley.edu, per keith bostic's permission. @ text @@ 1.1.1.2 log @nvi/nex 1.11beta from bostic. @ text @d2 1 a2 1 * Copyright (c) 1993, 1994 d35 1 a35 1 static char sccsid[] = "@@(#)ex_z.c 8.5 (Berkeley) 3/8/94"; a38 2 #include #include a39 4 #include #include #include #include a41 5 #include #include "compat.h" #include #include @ 1.1.1.3 log @new public version of nvi @ text @d35 1 a35 1 static const char sccsid[] = "@@(#)ex_z.c 8.7 (Berkeley) 8/17/94"; a67 1 MARK abs; a120 8 /* * !!! * Historically, z. set the absolute cursor mark. */ abs.lno = sp->lno; abs.cno = sp->cno; (void)mark_set(sp, ep, ABSMARK1, &abs, 1); @ 1.1.1.4 log @new public version of nvi @ text @d35 1 a35 1 static char sccsid[] = "@@(#)ex_z.c 8.8 (Berkeley) 8/17/94"; @ 1.1.1.5 log @import of nvi 1.66 @ text @a3 2 * Copyright (c) 1993, 1994, 1995, 1996 * Keith Bostic. All rights reserved. d5 27 a31 1 * See the LICENSE file for redistribution information. a33 2 #include "config.h" d35 1 a35 1 static const char sccsid[] = "@@(#)ex_z.c 10.10 (Berkeley) 3/6/96"; d40 1 d44 1 d48 5 d54 2 a55 1 #include "../common/common.h" d59 1 a60 2 * * PUBLIC: int ex_z __P((SCR *, EXCMD *)); d63 1 a63 1 ex_z(sp, cmdp) d65 2 a66 1 EXCMD *cmdp; a71 2 NEEDFILE(sp, cmdp); d83 1 a83 1 if (FL_ISSET(cmdp->iflags, E_C_COUNT)) d96 3 a98 3 switch (FL_ISSET(cmdp->iflags, E_C_CARAT | E_C_DASH | E_C_DOT | E_C_EQUAL | E_C_PLUS)) { case E_C_CARAT: /* Display cnt * 2 before the line. */ d106 1 a106 1 case E_C_DASH: /* Line goes at the bottom of the screen. */ d110 1 a110 1 case E_C_DOT: /* Line goes in the middle of the screen. */ d129 1 a129 1 (void)mark_set(sp, ABSMARK1, &abs, 1); d131 1 a131 1 case E_C_EQUAL: /* Center with hyphens. */ d144 1 a144 1 if (ex_pr(sp, cmdp)) d146 2 a147 1 (void)ex_puts(sp, "----------------------------------------\n"); d149 1 a149 1 if (ex_pr(sp, cmdp)) d151 2 a152 1 (void)ex_puts(sp, "----------------------------------------\n"); d158 1 a158 1 if (F_ISSET(cmdp, E_ADDR_DEF)) d161 1 a161 1 case E_C_PLUS: /* Line goes at the top of the screen. */ d169 1 a169 1 if (db_last(sp, &lno)) d175 1 a175 1 if (ex_pr(sp, cmdp)) @