1 files changed, 569 insertions, 0 deletions
diff --git a/release/sysinstall/index.c b/release/sysinstall/index.c
new file mode 100644
index 000000000000..6198a5eaf1ed
--- /dev/null
+++ b/release/sysinstall/index.c
@@ -0,0 +1,569 @@
+/*
+ * The new sysinstall program.
+ *
+ * This is probably the last program in the `sysinstall' line - the next
+ * generation being essentially a complete rewrite.
+ *
+ * $Id: index.c,v 1.19 1995/11/06 22:26:28 jkh Exp $
+ *
+ * Copyright (c) 1995
+ *	Jordan Hubbard.  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,
+ *    verbatim and that no modifications are made prior to this
+ *    point in the file.
+ * 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 Jordan Hubbard
+ *	for the FreeBSD Project.
+ * 4. The name of Jordan Hubbard or the FreeBSD project may not be used to
+ *    endorse or promote products derived from this software without specific
+ *    prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``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 JORDAN HUBBARD OR HIS PETS 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, LIFE 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.
+ *
+ */
+
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ncurses.h>
+#include <dialog.h>
+#include "sysinstall.h"
+
+/* Macros and magic values */
+#define MAX_MENU	13
+#define _MAX_DESC	62
+
+/* Smarter strdup */
+inline char *
+_strdup(char *ptr)
+{
+    return ptr ? strdup(ptr) : NULL;
+}
+
+static char *descrs[] = {
+    "Package Selection", "To mark a package or select a category, move to it and press SPACE.\n"
+    "To unmark a package, press SPACE again.  When you want to commit your\n"
+    "marks, press [ENTER].  To go to a previous menu, select UP item or Cancel.\n"
+    "To search for a package by name, press ESC.  To extract packages, you\n"
+    "should Cancel all the way out of any submenus and finally this menu.",
+    "Package Targets", "These are the packages you've selected for extraction.\n\n"
+    "If you're sure of these choices, select OK.\n"
+    "If not, select Cancel to go back to the package selection menu.\n",
+    "All", "All available packages in all categories.",
+    "applications", "User application software.",
+    "archivers", "Utilities for archiving and unarchiving data.",
+    "audio", "Audio utilities - most require a supported sound card.",
+    "benchmarks", "Utilities for measuring system performance.",
+    "benchmarking", "Utilities for measuring system performance.",
+    "cad", "Computer Aided Design utilities.",
+    "comms", "Communications utilities.",
+    "databases", "Database software.",
+    "devel", "Software development utilities and libraries.",
+    "development", "Software development utilities and libraries.",
+    "documentation", "Document preparation utilities.",
+    "editors", "Common text editors.",
+    "emulation", "Utilities for emulating other OS types.",
+    "emulators", "Utilities for emulating other OS types.",
+    "games", "Various and sundry amusements.",
+    "graphics", "Graphics libraries and utilities.",
+    "japanese", "Ported software for the Japanese market.",
+    "lang", "Computer languages.",
+    "languages", "Computer languages.",
+    "libraries", "Software development libraries.",
+    "mail", "Electronic mail packages and utilities.",
+    "math", "Mathematical computation software.",
+    "net", "Networking utilities.",
+    "networking", "Networking utilities.",
+    "news", "USENET News support software.",
+    "numeric", "Mathematical computation software.",
+    "orphans", "Packages without a home elsewhere.",
+    "plan9", "Software from the plan9 Operating System.",
+    "print", "Utilities for dealing with printing.",
+    "printing", "Utilities for dealing with printing.",
+    "programming", "Software development utilities and libraries.",
+    "russian", "Ported software for the Russian market.",
+    "security", "System security software.",
+    "shells", "Various shells (tcsh, bash, etc).",
+    "sysutils", "Various system utilities.",
+    "troff", "TROFF Text formatting utilities.",
+    "utils", "Various user utilities.",
+    "utilities", "Various user utilities.",
+    "x11", "X Window System based utilities.",
+    NULL, NULL,
+};
+
+static char *
+fetch_desc(char *name)
+{
+    int i;
+
+    for (i = 0; descrs[i]; i += 2) {
+	if (!strcmp(descrs[i], name))
+	    return descrs[i + 1];
+    }
+    return "No description provided";
+}
+
+static PkgNodePtr
+new_pkg_node(char *name, node_type type)
+{
+    PkgNodePtr tmp = safe_malloc(sizeof(PkgNode));
+
+    tmp->name = _strdup(name);
+    tmp->type = type;
+    return tmp;
+}
+
+static IndexEntryPtr
+new_index(char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint)
+{
+    IndexEntryPtr tmp = safe_malloc(sizeof(IndexEntry));
+
+    tmp->name =		_strdup(name);
+    tmp->path =		_strdup(pathto);
+    tmp->prefix =	_strdup(prefix);
+    tmp->comment =	_strdup(comment);
+    tmp->descrfile =	_strdup(descr);
+    tmp->maintainer =	_strdup(maint);
+    return tmp;
+}
+
+static void
+index_register(PkgNodePtr top, char *where, IndexEntryPtr ptr)
+{
+    PkgNodePtr p, q;
+
+    for (q = NULL, p = top->kids; p; p = p->next) {
+	if (!strcmp(p->name, where)) {
+	    q = p;
+	    break;
+	}
+    }
+    if (!p) {
+	/* Add new category */
+	q = new_pkg_node(where, PLACE);
+	q->desc = fetch_desc(where);
+	q->next = top->kids;
+	top->kids = q;
+    }
+    p = new_pkg_node(ptr->name, PACKAGE);
+    p->desc = ptr->comment;
+    p->data = ptr;
+    p->next = q->kids;
+    q->kids = p;
+}
+
+static int
+copy_to_sep(char *to, char *from, int sep)
+{
+    char *tok;
+
+    tok = strchr(from, sep);
+    if (!tok) {
+	fprintf(stderr, "missing '%c' token.\n", sep);
+	*to = '\0';
+	return 0;
+    }
+    *tok = '\0';
+    strcpy(to, from);
+    return tok + 1 - from;
+}
+
+static int
+readline(int fd, char *buf, int max)
+{
+    int rv, i = 0;
+    char ch;
+
+    while ((rv = read(fd, &ch, 1)) == 1 && ch != '\n' && i < max)
+	buf[i++] = ch;
+    if (i < max)
+	buf[i] = '\0';
+    return rv;
+}
+
+int
+index_parse(int fd, char *name, char *pathto, char *prefix, char *comment, char *descr, char *maint,
+	    char *cats, char *keys)
+{
+    char line[1024];
+    char *cp;
+    int i;
+
+    i = readline(fd, line, 1024);
+    if (i <= 0)
+	return EOF;
+    cp = line;
+    cp += copy_to_sep(name, cp, '|');
+    cp += copy_to_sep(pathto, cp, '|');
+    cp += copy_to_sep(prefix, cp, '|');
+    cp += copy_to_sep(comment, cp, '|');
+    cp += copy_to_sep(descr, cp, '|');
+    cp += copy_to_sep(maint, cp, '|');
+    cp += copy_to_sep(cats, cp, '|');
+    strcpy(keys, cp);
+    return 0;
+}
+
+int
+index_get(char *fname, PkgNodePtr papa)
+{
+    int i, fd;
+
+    fd = open(fname, O_RDONLY);
+    if (fd < 0) {
+	fprintf(stderr, "Unable to open index file `%s' for reading.\n", fname);
+	i = -1;
+    }
+    else
+	i = index_read(fd, papa);
+    close(fd);
+    return i;
+}
+
+int
+index_read(int fd, PkgNodePtr papa)
+{
+    char name[127], pathto[255], prefix[255], comment[255], descr[127], maint[127], cats[511], keys[511];
+
+    while (index_parse(fd, name, pathto, prefix, comment, descr, maint, cats, keys) != EOF) {
+	char *cp, *cp2, tmp[511];
+	IndexEntryPtr idx;
+
+	idx = new_index(name, pathto, prefix, comment, descr, maint);
+	/* For now, we only add things to menus if they're in categories.  Keywords are ignored */
+	for (cp = strcpy(tmp, cats); (cp2 = strchr(cp, ' ')) != NULL; cp = cp2 + 1) {
+	    *cp2 = '\0';
+	    index_register(papa, cp, idx);
+	}
+	index_register(papa, cp, idx);
+
+	/* Add to special "All" category */
+	index_register(papa, "All", idx);
+    }
+    return 0;
+}
+
+void
+index_init(PkgNodePtr top, PkgNodePtr plist)
+{
+    top->next = top->kids = NULL;
+    top->name = "Package Selection";
+    top->type = PLACE;
+    top->desc = fetch_desc(top->name);
+    top->data = NULL;
+
+    plist->next = plist->kids = NULL;
+    plist->name = "Package Targets";
+    plist->type = PLACE;
+    plist->desc = fetch_desc(plist->name);
+    plist->data = NULL;
+}
+
+void
+index_entry_free(IndexEntryPtr top)
+{
+    safe_free(top->name);
+    safe_free(top->path);
+    safe_free(top->prefix);
+    safe_free(top->comment);
+    safe_free(top->descrfile);
+    safe_free(top->maintainer);
+    free(top);
+}
+
+void
+index_node_free(PkgNodePtr top, PkgNodePtr plist)
+{
+    PkgNodePtr tmp;
+
+    tmp = plist;
+    while (tmp) {
+	PkgNodePtr tmp2 = tmp->next;
+	    
+	safe_free(tmp);
+	tmp = tmp2;
+    }
+
+    for (tmp = top; tmp; tmp = tmp->next) {
+	free(tmp->name);
+	if (tmp->type == PACKAGE && tmp->data)
+	    index_entry_free((IndexEntryPtr)tmp->data);
+	if (tmp->kids)
+	    index_node_free(tmp->kids, NULL);
+    }
+}
+	
+void
+index_print(PkgNodePtr top, int level)
+{
+    int i;
+
+    while (top) {
+	for (i = 0; i < level; i++) putchar('\t');
+	printf("name [%s]: %s\n", top->type == PLACE ? "place" : "package", top->name);
+	for (i = 0; i < level; i++) putchar('\t');
+	printf("desc: %s\n", top->desc);
+	if (top->kids)
+	    index_print(top->kids, level + 1);
+	top = top->next;
+    }
+}
+
+/* Swap one node for another */
+static void
+swap_nodes(PkgNodePtr a, PkgNodePtr b)
+{
+    PkgNode tmp;
+
+    tmp = *a;
+    *a = *b;
+    a->next = tmp.next;
+    tmp.next = b->next;
+    *b = tmp;
+}
+
+/* Use a disgustingly simplistic bubble sort to put our lists in order */
+void
+index_sort(PkgNodePtr top)
+{
+    PkgNodePtr p, q;
+
+    /* Sort everything at the top level */
+    for (p = top->kids; p; p = p->next) {
+	for (q = top->kids; q; q = q->next) {
+	    if (q->next && strcmp(q->name, q->next->name) > 0)
+		swap_nodes(q, q->next);
+	}
+    }
+
+    /* Now sub-sort everything n levels down */
+    
+    for (p = top->kids; p; p = p->next) {
+	if (p->kids)
+	    index_sort(p);
+    }
+}
+
+/*
+ * No, we don't free n because someone else is still pointing at it.
+ * It's just clone linked from another location, which we're adjusting.
+ */
+void
+index_delete(PkgNodePtr n)
+{
+    if (n->next)
+	*n = *(n->next);
+    else /* Kludgy end sentinal */
+	n->name = NULL;
+}
+
+PkgNodePtr
+index_search(PkgNodePtr top, char *str, PkgNodePtr *tp)
+{
+    PkgNodePtr p, sp;
+
+    for (p = top->kids; p && p->name; p = p->next) {
+	/* Subtract out the All category from searches */
+	if (!strcmp(p->name, "All"))
+	    continue;
+
+	/* If tp == NULL, we're looking for an exact package match */
+	if (!tp && !strcmp(p->name, str))
+	    return p;
+
+	/* If tp, we're looking for both a package and a pointer to the place it's in */
+	if (tp && strstr(p->name, str)) {
+	    *tp = top;
+	    return p;
+	}
+
+	/* The usual recursion-out-of-laziness ploy */
+	if (p->kids)
+	    if ((sp = index_search(p, str, tp)) != NULL)
+		return sp;
+    }
+    if (p && !p->name)
+	p = NULL;
+    return p;
+}
+
+/* Work function for seeing if name x is in result string y */
+static Boolean
+is_selected_in(char *name, char *result)
+{
+    Boolean ret = FALSE;
+
+    while (*result) {
+	char *cp;
+
+	cp = index(result, '\n');
+	if (!cp) {
+	    ret = !strcmp(name, result);
+	    break;
+	}
+	else {
+	    ret = !strncmp(name, result, cp - result - 1);
+	    if (ret)
+		break;
+	}
+	result = cp + 1;
+    }
+    return ret;
+}
+
+int
+index_menu(PkgNodePtr top, PkgNodePtr plist, int *pos, int *scroll)
+{
+    int n, rval, maxname;
+    int curr, max;
+    PkgNodePtr sp, kp;
+    char **nitems;
+    char result[4096];
+    Boolean hasPackages;
+
+    hasPackages = FALSE;
+    nitems = NULL;
+
+    n = maxname = 0;
+    /* Figure out if this menu is full of "leaves" or "branches" */
+    for (kp = top->kids; kp && kp->name; kp = kp->next) {
+	int len;
+	    
+	++n;
+	if (kp->type == PACKAGE && plist) {
+	    hasPackages = TRUE;
+	    if ((len = strlen(kp->name)) > maxname)
+		maxname = len;
+	}
+    }
+    if (!n && plist) {
+	dialog_clear();
+	msgConfirm("The %s menu is empty.", top->name);
+	return RET_DONE;
+    }
+
+    dialog_clear();
+    while (1) {
+	n = 0;
+	curr = max = 0;
+	kp = top->kids;
+	if (!hasPackages && kp && kp->name && plist) {
+	    nitems = item_add_pair(nitems, "UP", "<RETURN TO PREVIOUS MENU>", &curr, &max);
+	    ++n;
+	}
+	while (kp && kp->name) {
+	    /* Brutally adjust description to fit in menu */
+	    if (strlen(kp->desc) > (_MAX_DESC - maxname))
+		kp->desc[_MAX_DESC - maxname] = '\0';
+	    nitems = item_add_pair(nitems, kp->name, kp->desc, &curr, &max);
+	    if (hasPackages) {
+		if (kp->type == PACKAGE && plist)
+		    nitems = item_add(nitems, index_search(plist, kp->name, NULL) ? "ON" : "OFF", &curr, &max);
+		else
+		    nitems = item_add(nitems, "OFF", &curr, &max);
+	    }
+	    ++n;
+	    kp = kp->next;
+	}
+	nitems = item_add(nitems, NULL, &curr, &max);
+
+	if (hasPackages)
+	    rval = dialog_checklist(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, n,
+				    (unsigned char **)nitems, result);
+	else	/* It's a categories menu */
+	    rval = dialog_menu(top->name, top->desc, -1, -1, n > MAX_MENU ? MAX_MENU : n, n,
+			       (unsigned char **)nitems, result, pos, scroll);
+	if (!rval && plist && strcmp(result, "UP")) {
+	    for (kp = top->kids; kp; kp = kp->next) {
+		if (kp->type == PACKAGE) {
+		    sp = index_search(plist, kp->name, NULL);
+		    if (is_selected_in(kp->name, result)) {
+			if (!sp) {
+			    PkgNodePtr np = (PkgNodePtr)safe_malloc(sizeof(PkgNode));
+
+			    *np = *kp;
+			    np->next = plist->kids;
+			    plist->kids = np;
+			    standout();
+			    mvprintw(23, 0, "Selected packages were added to selection list\n", kp->name);
+			    standend();
+			    refresh();
+			}
+		    }
+		    else if (sp) {
+			standout();
+			mvprintw(23, 0, "Deleting unselected packages from selection list\n", kp->name);
+			standend();
+			refresh();
+			index_delete(sp);
+		    }
+		}
+		else if (!strcmp(kp->name, result)) {	/* Not a package, must be a directory */
+		    int p, s;
+		    
+		    p = s = 0;
+		    index_menu(kp, plist, &p, &s);
+		}
+	    }
+	}
+	else if (rval == -1 && plist) {
+	    static char *cp;
+	    PkgNodePtr menu;
+
+	    /* Search */
+	    if ((cp = msgGetInput(cp, "Search by package name.  Please enter search string:")) != NULL) {
+		PkgNodePtr p = index_search(top, cp, &menu);
+
+		if (p) {
+		    int pos, scroll;
+
+		    /* These need to be set to point at the found item, actually.  Hmmm! */
+		    pos = scroll = 0;
+		    index_menu(menu, plist, &pos, &scroll);
+		}
+		else {
+		    msgConfirm("Search string: %s yielded no hits.", cp);
+		}
+	    }
+	}
+	else {
+	    dialog_clear();
+	    items_free(nitems, &curr, &max);
+	    return rval ? RET_FAIL : RET_SUCCESS;
+	}
+    }
+}
+
+int
+index_extract(Device *dev, PkgNodePtr plist)
+{
+    PkgNodePtr tmp;
+    int status = RET_SUCCESS;
+
+    for (tmp = plist->kids; tmp; tmp = tmp->next) {
+	if (package_extract(dev, tmp->name) != RET_SUCCESS)
+	    status = RET_FAIL;
+    }
+    return status;
+}