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?)",
288 if (cmd == PLIST_PKGDEP) {
289 warnx("corrupted record (pkgdep line without argument), ignoring");
294 if (cmd == PLIST_COMMENT && sscanf(cp, "PKG_FORMAT_REVISION:%d.%d\n",
295 &major, &minor) == 2) {
296 pkg->fmtver_maj = major;
297 pkg->fmtver_mnr = minor;
298 if (verscmp(pkg, PLIST_FMT_VER_MAJOR, PLIST_FMT_VER_MINOR) <= 0)
301 warnx("plist format revision (%d.%d) is higher than supported"
302 "(%d.%d)", pkg->fmtver_maj, pkg->fmtver_mnr,
303 PLIST_FMT_VER_MAJOR, PLIST_FMT_VER_MINOR);
304 if (pkg->fmtver_maj > PLIST_FMT_VER_MAJOR) {
310 add_plist(pkg, cmd, cp);
314 /* Write a packing list to a file, converting commands to ascii equivs */
316 write_plist(Package *pkg, FILE *fp)
318 PackingList plist = pkg->head;
321 switch(plist->type) {
323 fprintf(fp, "%s\n", plist->name);
327 fprintf(fp, "%ccwd %s\n", CMD_CHAR, (plist->name == NULL) ? "" : plist->name);
331 fprintf(fp, "%csrcdir %s\n", CMD_CHAR, plist->name);
335 fprintf(fp, "%cexec %s\n", CMD_CHAR, plist->name);
339 fprintf(fp, "%cunexec %s\n", CMD_CHAR, plist->name);
343 fprintf(fp, "%cmode %s\n", CMD_CHAR, plist->name ? plist->name : "");
347 fprintf(fp, "%cowner %s\n", CMD_CHAR, plist->name ? plist->name : "");
351 fprintf(fp, "%cgroup %s\n", CMD_CHAR, plist->name ? plist->name : "");
355 fprintf(fp, "%ccomment %s\n", CMD_CHAR, plist->name);
359 fprintf(fp, "%cnoinst %s\n", CMD_CHAR, plist->name);
363 case PLIST_IGNORE_INST: /* a one-time non-ignored file */
364 fprintf(fp, "%cignore\n", CMD_CHAR);
368 fprintf(fp, "%cname %s\n", CMD_CHAR, plist->name);
372 fprintf(fp, "%cdisplay %s\n", CMD_CHAR, plist->name);
376 fprintf(fp, "%cpkgdep %s\n", CMD_CHAR, plist->name);
379 case PLIST_CONFLICTS:
380 fprintf(fp, "%cconflicts %s\n", CMD_CHAR, plist->name);
384 fprintf(fp, "%cmtree %s\n", CMD_CHAR, plist->name);
388 fprintf(fp, "%cdirrm %s\n", CMD_CHAR, plist->name);
392 fprintf(fp, "%coption %s\n", CMD_CHAR, plist->name);
396 fprintf(fp, "%ccomment ORIGIN:%s\n", CMD_CHAR, plist->name);
399 case PLIST_DEPORIGIN:
400 fprintf(fp, "%ccomment DEPORIGIN:%s\n", CMD_CHAR, plist->name);
405 errx(2, "%s: unknown command type %d (%s)", __func__,
406 plist->type, plist->name);
414 * Delete the results of a package installation.
416 * This is here rather than in the pkg_delete code because pkg_add needs to
417 * run it too in cases of failure.
420 delete_package(Boolean ign_err, Boolean nukedirs, Package *pkg)
423 const char *Where = ".", *last_file = "";
424 Boolean fail = SUCCESS;
426 char tmp[FILENAME_MAX], *name = NULL;
429 preserve = find_plist_option(pkg, "preserve") ? TRUE : FALSE;
430 for (p = pkg->head; p; p = p->next) {
443 Where = (p->name == NULL) ? prefix : p->name;
445 printf("Change working directory to %s\n", Where);
449 format_cmd(tmp, FILENAME_MAX, p->name, Where, last_file);
451 printf("Execute '%s'\n", tmp);
452 if (!Fake && system(tmp)) {
453 warnx("unexec command for '%s' failed", tmp);
460 sprintf(tmp, "%s/%s", Where, p->name);
461 if (isdir(tmp) && fexists(tmp) && !issymlink(tmp)) {
462 warnx("cannot delete specified file '%s' - it is a directory!\n"
463 "this packing list is incorrect - ignoring delete request", tmp);
466 if (p->next && p->next->type == PLIST_COMMENT && !strncmp(p->next->name, "MD5:", 4)) {
467 char *cp = NULL, buf[33];
470 * For packing lists whose version is 1.1 or greater, the md5
471 * hash for a symlink is calculated on the string returned
474 if (issymlink(tmp) && verscmp(pkg, 1, 0) > 0) {
476 char linkbuf[FILENAME_MAX];
478 if ((len = readlink(tmp, linkbuf, FILENAME_MAX)) > 0)
479 cp = MD5Data((unsigned char *)linkbuf, len, buf);
480 } else if (isfile(tmp) || verscmp(pkg, 1, 1) < 0)
481 cp = MD5File(tmp, buf);
485 if (strcmp(cp, p->next->name + 4)) {
486 warnx("'%s' fails original MD5 checksum - %s",
487 tmp, Force ? "deleted anyway." : "not deleted.");
496 printf("Delete file %s\n", tmp);
498 if (delete_hierarchy(tmp, ign_err, nukedirs))
500 if (preserve && name) {
501 char tmp2[FILENAME_MAX];
503 if (make_preserve_name(tmp2, FILENAME_MAX, name, tmp)) {
505 if (rename(tmp2, tmp))
506 warn("preserve: unable to restore %s as %s",
516 sprintf(tmp, "%s/%s", Where, p->name);
517 if (!isdir(tmp) && fexists(tmp)) {
518 warnx("cannot delete specified directory '%s' - it is a file!\n"
519 "this packing list is incorrect - ignoring delete request", tmp);
523 printf("Delete directory %s\n", tmp);
524 if (!Fake && delete_hierarchy(tmp, ign_err, FALSE)) {
525 warnx("unable to completely remove directory '%s'", tmp);
540 #define RMDIR(dir) vsystem("%s %s", RMDIR_CMD, dir)
541 #define REMOVE(dir,ie) vsystem("%s %s%s", REMOVE_CMD, (ie ? "-f " : ""), dir)
544 #define REMOVE(file,ie) (remove(file) && !(ie))
547 /* Selectively delete a hierarchy */
549 delete_hierarchy(const char *dir, Boolean ign_err, Boolean nukedirs)
553 cp1 = cp2 = strdup(dir);
556 warnx("%s '%s' doesn't exist",
557 isdir(dir) ? "directory" : "file", dir);
561 if (vsystem("%s -r%s %s", REMOVE_CMD, (ign_err ? "f" : ""), dir))
564 else if (isdir(dir) && !issymlink(dir)) {
565 if (RMDIR(dir) && !ign_err)
569 if (REMOVE(dir, ign_err))
576 if ((cp2 = strrchr(cp1, '/')) != NULL)
578 if (!isemptydir(dir))
580 if (RMDIR(dir) && !ign_err) {
582 warnx("directory '%s' doesn't exist", dir);
586 /* back up the pathname one component */