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);
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;
424 preserve = find_plist_option(pkg, "preserve") ? TRUE : FALSE;
425 for (p = pkg->head; p; p = p->next) {
438 printf("Change working directory to %s\n", Where);
442 format_cmd(tmp, FILENAME_MAX, p->name, Where, last_file);
444 printf("Execute '%s'\n", tmp);
445 if (!Fake && system(tmp)) {
446 warnx("unexec command for '%s' failed", tmp);
453 sprintf(tmp, "%s/%s", Where, p->name);
454 if (isdir(tmp) && fexists(tmp) && !issymlink(tmp)) {
455 warnx("cannot delete specified file '%s' - it is a directory!\n"
456 "this packing list is incorrect - ignoring delete request", tmp);
459 if (p->next && p->next->type == PLIST_COMMENT && !strncmp(p->next->name, "MD5:", 4)) {
460 char *cp = NULL, buf[33];
463 * For packing lists whose version is 1.1 or greater, the md5
464 * hash for a symlink is calculated on the string returned
467 if (issymlink(tmp) && verscmp(pkg, 1, 0) > 0) {
469 char linkbuf[FILENAME_MAX];
471 if ((len = readlink(tmp, linkbuf, FILENAME_MAX)) > 0)
472 cp = MD5Data((unsigned char *)linkbuf, len, buf);
473 } else if (isfile(tmp) || verscmp(pkg, 1, 1) < 0)
474 cp = MD5File(tmp, buf);
478 if (strcmp(cp, p->next->name + 4)) {
479 warnx("'%s' fails original MD5 checksum - %s",
480 tmp, Force ? "deleted anyway." : "not deleted.");
489 printf("Delete file %s\n", tmp);
491 if (delete_hierarchy(tmp, ign_err, nukedirs))
493 if (preserve && name) {
494 char tmp2[FILENAME_MAX];
496 if (make_preserve_name(tmp2, FILENAME_MAX, name, tmp)) {
498 if (rename(tmp2, tmp))
499 warn("preserve: unable to restore %s as %s",
509 sprintf(tmp, "%s/%s", Where, p->name);
510 if (!isdir(tmp) && fexists(tmp)) {
511 warnx("cannot delete specified directory '%s' - it is a file!\n"
512 "this packing list is incorrect - ignoring delete request", tmp);
516 printf("Delete directory %s\n", tmp);
517 if (!Fake && delete_hierarchy(tmp, ign_err, FALSE)) {
518 warnx("unable to completely remove directory '%s'", tmp);
533 #define RMDIR(dir) vsystem("%s %s", RMDIR_CMD, dir)
534 #define REMOVE(dir,ie) vsystem("%s %s%s", REMOVE_CMD, (ie ? "-f " : ""), dir)
537 #define REMOVE(file,ie) (remove(file) && !(ie))
540 /* Selectively delete a hierarchy */
542 delete_hierarchy(const char *dir, Boolean ign_err, Boolean nukedirs)
546 cp1 = cp2 = strdup(dir);
549 warnx("%s '%s' doesn't exist",
550 isdir(dir) ? "directory" : "file", dir);
554 if (vsystem("%s -r%s %s", REMOVE_CMD, (ign_err ? "f" : ""), dir))
557 else if (isdir(dir) && !issymlink(dir)) {
558 if (RMDIR(dir) && !ign_err)
562 if (REMOVE(dir, ign_err))
569 if ((cp2 = strrchr(cp1, '/')) != NULL)
571 if (!isemptydir(dir))
573 if (RMDIR(dir) && !ign_err) {
575 warnx("directory '%s' doesn't exist", dir);
579 /* back up the pathname one component */