diff options
Diffstat (limited to 'archivers/pax/files/spec.c')
| -rw-r--r-- | archivers/pax/files/spec.c | 78 |
1 files changed, 64 insertions, 14 deletions
diff --git a/archivers/pax/files/spec.c b/archivers/pax/files/spec.c index 44285d8883d..9e0aa928541 100644 --- a/archivers/pax/files/spec.c +++ b/archivers/pax/files/spec.c @@ -1,4 +1,4 @@ -/* $NetBSD: spec.c,v 1.1 2003/09/05 18:40:55 jlam Exp $ */ +/* $NetBSD: spec.c,v 1.2 2004/08/21 03:28:56 jlam Exp $ */ /*- * Copyright (c) 1989, 1993 @@ -30,7 +30,7 @@ */ /*- - * Copyright (c) 2001-2002 The NetBSD Foundation, Inc. + * Copyright (c) 2001-2004 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation @@ -68,6 +68,10 @@ #if HAVE_CONFIG_H #include "config.h" #endif +#if HAVE_NBTOOL_CONFIG_H +#include "nbtool_config.h" +#endif + #include <nbcompat.h> #if HAVE_SYS_CDEFS_H #include <sys/cdefs.h> @@ -76,7 +80,7 @@ #if 0 static char sccsid[] = "@(#)spec.c 8.2 (Berkeley) 4/28/95"; #else -__RCSID("$NetBSD: spec.c,v 1.1 2003/09/05 18:40:55 jlam Exp $"); +__RCSID("$NetBSD: spec.c,v 1.2 2004/08/21 03:28:56 jlam Exp $"); #endif #endif /* not lint */ @@ -114,25 +118,31 @@ __RCSID("$NetBSD: spec.c,v 1.1 2003/09/05 18:40:55 jlam Exp $"); #if HAVE_VIS_H #include <vis.h> #endif +#if HAVE_UTIL_H +#include <util.h> +#endif #include "mtree_extern.h" #include "pack_dev.h" size_t mtree_lineno; /* Current spec line number */ -int Wflag; /* Don't "whack" permissions */ +int mtree_Mflag; /* Merge duplicate entries */ +int mtree_Wflag; /* Don't "whack" permissions */ static dev_t parsedev(char *); static void replacenode(NODE *, NODE *); static void set(char *, NODE *); static void unset(char *, NODE *); +#define REPLACEPTR(x,v) do { if ((x)) free((x)); (x) = (v); } while (0) + NODE * spec(FILE *fp) { NODE *centry, *last, *pathparent, *cur; char *p, *e, *next; NODE ginfo, *root; - char *buf, *tname; + char *buf, *tname, *ntname; size_t tnamelen, plen; root = NULL; @@ -190,9 +200,10 @@ noparent: mtree_err("no parent node"); plen = strlen(p) + 1; if (plen > tnamelen) { - tnamelen = plen; - if ((tname = realloc(tname, tnamelen)) == NULL) + if ((ntname = realloc(tname, plen)) == NULL) mtree_err("realloc: %s", strerror(errno)); + tname = ntname; + tnamelen = plen; } if (strunvis(tname, p) == -1) mtree_err("strunvis failed on `%s'", p); @@ -296,6 +307,27 @@ noparent: mtree_err("no parent node"); return (root); } +void +free_nodes(NODE *root) +{ + NODE *cur, *next; + + if (root == NULL) + return; + + next = NULL; + for (cur = root; cur != NULL; cur = next) { + next = cur->next; + free_nodes(cur->child); + REPLACEPTR(cur->slink, NULL); + REPLACEPTR(cur->md5digest, NULL); + REPLACEPTR(cur->rmd160digest, NULL); + REPLACEPTR(cur->sha1digest, NULL); + REPLACEPTR(cur->tags, NULL); + REPLACEPTR(cur, NULL); + } +} + /* * dump_nodes -- * dump the NODEs from `cur', based in the directory `dir'. @@ -402,6 +434,7 @@ parsedev(char *arg) int argc; pack_t *pack; dev_t result; + const char *error = NULL; if ((dev = strchr(arg, ',')) != NULL) { *dev++='\0'; @@ -420,7 +453,9 @@ parsedev(char *arg) } if (argc < 2) mtree_err("not enough arguments"); - result = (*pack)(argc, numbers); + result = (*pack)(argc, numbers, &error); + if (error != NULL) + mtree_err(error); } else { result = (dev_t)strtoul(arg, &ep, 0); if (*ep != '\0') @@ -433,11 +468,26 @@ static void replacenode(NODE *cur, NODE *new) { - if (cur->type != new->type) - mtree_err("existing entry type `%s' does not match type `%s'", - nodetype(cur->type), nodetype(new->type)); #define REPLACE(x) cur->x = new->x -#define REPLACESTR(x) if (cur->x) free(cur->x); cur->x = new->x +#define REPLACESTR(x) REPLACEPTR(cur->x,new->x) + + if (cur->type != new->type) { + if (mtree_Mflag) { + /* + * merge entries with different types; we + * don't want children retained in this case. + */ + REPLACE(type); + free_nodes(cur->child); + cur->child = NULL; + } else { + mtree_err( + "existing entry for `%s', type `%s'" + " does not match type `%s'", + cur->name, nodetype(cur->type), + nodetype(new->type)); + } + } REPLACE(st_size); REPLACE(st_mtimespec); @@ -503,7 +553,7 @@ set(char *t, NODE *ip) mtree_err("invalid gid `%s'", val); break; case F_GNAME: - if (Wflag) /* don't parse if whacking */ + if (mtree_Wflag) /* don't parse if whacking */ break; if (gid_from_group(val, &gid) == -1) mtree_err("unknown group `%s'", val); @@ -584,7 +634,7 @@ set(char *t, NODE *ip) mtree_err("invalid uid `%s'", val); break; case F_UNAME: - if (Wflag) /* don't parse if whacking */ + if (mtree_Wflag) /* don't parse if whacking */ break; if (uid_from_user(val, &uid) == -1) mtree_err("unknown user `%s'", val); |