2 * FreeBSD install - a package for the installation and maintainance
3 * of non-core utilities.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
17 * General packing list routines.
21 #include <sys/cdefs.h>
22 __FBSDID("$FreeBSD$");
28 /* Add an item to a packing list */
30 add_plist(Package *p, plist_t type, const char *arg)
34 tmp = new_plist_entry();
35 tmp->name = copy_string(arg);
39 p->head = p->tail = tmp;
51 p->origin = tmp->name;
60 add_plist_top(Package *p, plist_t type, const char *arg)
64 tmp = new_plist_entry();
65 tmp->name = copy_string(arg);
69 p->head = p->tail = tmp;
77 /* Return the last (most recent) entry in a packing list */
79 last_plist(Package *p)
84 /* Mark all items in a packing list to prevent iteration over them */
86 mark_plist(Package *pkg)
88 PackingList p = pkg->head;
96 /* Find a given item in a packing list and, if so, return it (else NULL) */
98 find_plist(Package *pkg, plist_t type)
100 PackingList p = pkg->head;
110 /* Look for a specific boolean option argument in the list */
112 find_plist_option(Package *pkg, const char *name)
114 PackingList p = pkg->head;
117 if (p->type == PLIST_OPTION && !strcmp(p->name, name))
125 * Delete plist item 'type' in the list (if 'name' is non-null, match it
126 * too.) If 'all' is set, delete all items, not just the first occurance.
129 delete_plist(Package *pkg, Boolean all, plist_t type, const char *name)
131 PackingList p = pkg->head;
134 PackingList pnext = p->next;
136 if (p->type == type && (!name || !strcmp(name, p->name))) {
139 p->prev->next = pnext;
143 pnext->prev = p->prev;
156 /* Allocate a new packing list entry */
158 new_plist_entry(void)
162 ret = (PackingList)malloc(sizeof(struct _plist));
163 bzero(ret, sizeof(struct _plist));
167 /* Free an entire packing list */
169 free_plist(Package *pkg)
171 PackingList p = pkg->head;
174 PackingList p1 = p->next;
180 pkg->head = pkg->tail = NULL;
184 * For an ascii string denoting a plist command, return its code and
185 * optionally its argument(s)
188 plist_cmd(const char *s, char **arg)
190 char cmd[FILENAME_MAX + 20]; /* 20 == fudge for max cmd len */
201 while (isspace(*sp)) /* Never sure if macro, increment later */
209 if (!strcmp(cmd, "cwd"))
211 else if (!strcmp(cmd, "srcdir"))
213 else if (!strcmp(cmd, "cd"))
215 else if (!strcmp(cmd, "exec"))
217 else if (!strcmp(cmd, "unexec"))
219 else if (!strcmp(cmd, "mode"))
221 else if (!strcmp(cmd, "owner"))
223 else if (!strcmp(cmd, "group"))
225 else if (!strcmp(cmd, "noinst"))
227 else if (!strcmp(cmd, "comment")) {
228 if (!strncmp(*arg, "ORIGIN:", 7)) {
231 } else if (!strncmp(*arg, "DEPORIGIN:", 10)) {
233 return PLIST_DEPORIGIN;
235 return PLIST_COMMENT;
236 } else if (!strcmp(cmd, "ignore"))
238 else if (!strcmp(cmd, "ignore_inst"))
239 return PLIST_IGNORE_INST;
240 else if (!strcmp(cmd, "name"))
242 else if (!strcmp(cmd, "display"))
243 return PLIST_DISPLAY;
244 else if (!strcmp(cmd, "pkgdep"))
246 else if (!strcmp(cmd, "conflicts"))
247 return PLIST_CONFLICTS;
248 else if (!strcmp(cmd, "mtree"))
250 else if (!strcmp(cmd, "dirrm"))
252 else if (!strcmp(cmd, "option"))
258 /* Read a packing list from a file */
260 read_plist(Package *pkg, FILE *fp)
262 char *cp, pline[FILENAME_MAX];
263 int cmd, major, minor;
268 while (fgets(pline, FILENAME_MAX, fp)) {
269 int len = strlen(pline);
271 while (len && isspace(pline[len - 1]))
276 if (pline[0] != CMD_CHAR) {
280 cmd = plist_cmd(pline + 1, &cp);
282 warnx("%s: unknown command '%s' (package tools out of date?)",
290 if (cmd == PLIST_COMMENT && sscanf(cp, "PKG_FORMAT_REVISION:%d.%d\n",
291 &major, &minor) == 2) {
292 pkg->fmtver_maj = major;
293 pkg->fmtver_mnr = minor;
294 if (verscmp(pkg, PLIST_FMT_VER_MAJOR, PLIST_FMT_VER_MINOR) <= 0)
297 warnx("plist format revision (%d.%d) is higher than supported"
298 "(%d.%d)", pkg->fmtver_maj, pkg->fmtver_mnr,
299 PLIST_FMT_VER_MAJOR, PLIST_FMT_VER_MINOR);
300 if (pkg->fmtver_maj > PLIST_FMT_VER_MAJOR) {
306 add_plist(pkg, cmd, cp);
310 /* Write a packing list to a file, converting commands to ascii equivs */
312 write_plist(Package *pkg, FILE *fp)
314 PackingList plist = pkg->head;
317 switch(plist->type) {
319 fprintf(fp, "%s\n", plist->name);
323 fprintf(fp, "%ccwd %s\n", CMD_CHAR, (plist->name == NULL) ? "" : plist->name);
327 fprintf(fp, "%csrcdir %s\n", CMD_CHAR, plist->name);
331 fprintf(fp, "%cexec %s\n", CMD_CHAR, plist->name);
335 fprintf(fp, "%cunexec %s\n", CMD_CHAR, plist->name);
339 fprintf(fp, "%cmode %s\n", CMD_CHAR, plist->name ? plist->name : "");
343 fprintf(fp, "%cowner %s\n", CMD_CHAR, plist->name ? plist->name : "");
347 fprintf(fp, "%cgroup %s\n", CMD_CHAR, plist->name ? plist->name : "");
351 fprintf(fp, "%ccomment %s\n", CMD_CHAR, plist->name);
355 fprintf(fp, "%cnoinst %s\n", CMD_CHAR, plist->name);
359 case PLIST_IGNORE_INST: /* a one-time non-ignored file */
360 fprintf(fp, "%cignore\n", CMD_CHAR);
364 fprintf(fp, "%cname %s\n", CMD_CHAR, plist->name);
368 fprintf(fp, "%cdisplay %s\n", CMD_CHAR, plist->name);
372 fprintf(fp, "%cpkgdep %s\n", CMD_CHAR, plist->name);
375 case PLIST_CONFLICTS:
376 fprintf(fp, "%cconflicts %s\n", CMD_CHAR, plist->name);
380 fprintf(fp, "%cmtree %s\n", CMD_CHAR, plist->name);
384 fprintf(fp, "%cdirrm %s\n", CMD_CHAR, plist->name);
388 fprintf(fp, "%coption %s\n", CMD_CHAR, plist->name);
392 fprintf(fp, "%ccomment ORIGIN:%s\n", CMD_CHAR, plist->name);
395 case PLIST_DEPORIGIN:
396 fprintf(fp, "%ccomment DEPORIGIN:%s\n", CMD_CHAR, plist->name);
401 errx(2, "%s: unknown command type %d (%s)", __func__,
402 plist->type, plist->name);
410 * Delete the results of a package installation.
412 * This is here rather than in the pkg_delete code because pkg_add needs to
413 * run it too in cases of failure.
416 delete_package(Boolean ign_err, Boolean nukedirs, Package *pkg)
419 const char *Where = ".", *last_file = "";
420 Boolean fail = SUCCESS;
422 char tmp[FILENAME_MAX], *name = NULL;
425 preserve = find_plist_option(pkg, "preserve") ? TRUE : FALSE;
426 for (p = pkg->head; p; p = p->next) {
439 Where = (p->name == NULL) ? prefix : p->name;
441 printf("Change working directory to %s\n", Where);
445 format_cmd(tmp, FILENAME_MAX, p->name, Where, last_file);
447 printf("Execute '%s'\n", tmp);
448 if (!Fake && system(tmp)) {
449 warnx("unexec command for '%s' failed", tmp);
456 sprintf(tmp, "%s/%s", Where, p->name);
457 if (isdir(tmp) && fexists(tmp) && !issymlink(tmp)) {
458 warnx("cannot delete specified file '%s' - it is a directory!\n"
459 "this packing list is incorrect - ignoring delete request", tmp);
462 if (p->next && p->next->type == PLIST_COMMENT && !strncmp(p->next->name, "MD5:", 4)) {
463 char *cp = NULL, buf[33];
466 * For packing lists whose version is 1.1 or greater, the md5
467 * hash for a symlink is calculated on the string returned
470 if (issymlink(tmp) && verscmp(pkg, 1, 0) > 0) {
472 char linkbuf[FILENAME_MAX];
474 if ((len = readlink(tmp, linkbuf, FILENAME_MAX)) > 0)
475 cp = MD5Data((unsigned char *)linkbuf, len, buf);
476 } else if (isfile(tmp) || verscmp(pkg, 1, 1) < 0)
477 cp = MD5File(tmp, buf);
481 if (strcmp(cp, p->next->name + 4)) {
482 warnx("'%s' fails original MD5 checksum - %s",
483 tmp, Force ? "deleted anyway." : "not deleted.");
492 printf("Delete file %s\n", tmp);
494 if (delete_hierarchy(tmp, ign_err, nukedirs))
496 if (preserve && name) {
497 char tmp2[FILENAME_MAX];
499 if (make_preserve_name(tmp2, FILENAME_MAX, name, tmp)) {
501 if (rename(tmp2, tmp))
502 warn("preserve: unable to restore %s as %s",
512 sprintf(tmp, "%s/%s", Where, p->name);
513 if (!isdir(tmp) && fexists(tmp)) {
514 warnx("cannot delete specified directory '%s' - it is a file!\n"
515 "this packing list is incorrect - ignoring delete request", tmp);
519 printf("Delete directory %s\n", tmp);
520 if (!Fake && delete_hierarchy(tmp, ign_err, FALSE)) {
521 warnx("unable to completely remove directory '%s'", tmp);
536 #define RMDIR(dir) vsystem("%s %s", RMDIR_CMD, dir)
537 #define REMOVE(dir,ie) vsystem("%s %s%s", REMOVE_CMD, (ie ? "-f " : ""), dir)
540 #define REMOVE(file,ie) (remove(file) && !(ie))
543 /* Selectively delete a hierarchy */
545 delete_hierarchy(const char *dir, Boolean ign_err, Boolean nukedirs)
549 cp1 = cp2 = strdup(dir);
552 warnx("%s '%s' doesn't exist",
553 isdir(dir) ? "directory" : "file", dir);
557 if (vsystem("%s -r%s %s", REMOVE_CMD, (ign_err ? "f" : ""), dir))
560 else if (isdir(dir) && !issymlink(dir)) {
561 if (RMDIR(dir) && !ign_err)
565 if (REMOVE(dir, ign_err))
572 if ((cp2 = strrchr(cp1, '/')) != NULL)
574 if (!isemptydir(dir))
576 if (RMDIR(dir) && !ign_err) {
578 warnx("directory '%s' doesn't exist", dir);
582 /* back up the pathname one component */