diff options
Diffstat (limited to 'misc.c')
| -rw-r--r-- | misc.c | 36 |
1 files changed, 32 insertions, 4 deletions
@@ -479,6 +479,32 @@ find_next_token (char **ptr, unsigned int *lengthptr) return p; } + +/* Allocate a new `struct dep' with all fields initialized to 0. */ + +struct dep * +alloc_dep () +{ + struct dep *d = (struct dep *) xmalloc (sizeof (struct dep)); + bzero ((char *) d, sizeof (struct dep)); + return d; +} + + +/* Free `struct dep' along with `name' and `stem'. */ + +void +free_dep (struct dep *d) +{ + if (d->name != 0) + free (d->name); + + if (d->stem != 0) + free (d->stem); + + free ((char *)d); +} + /* Copy a chain of `struct dep', making a new chain with the same contents as the old one. */ @@ -493,8 +519,12 @@ copy_dep_chain (const struct dep *d) { c = (struct dep *) xmalloc (sizeof (struct dep)); bcopy ((char *) d, (char *) c, sizeof (struct dep)); + if (c->name != 0) c->name = xstrdup (c->name); + if (c->stem != 0) + c->stem = xstrdup (c->stem); + c->next = 0; if (firstnew == 0) firstnew = lastnew = c; @@ -516,14 +546,12 @@ free_dep_chain (struct dep *d) { struct dep *df = d; d = d->next; - - free (df->name); - free ((char *)df); + free_dep (df); } } /* Free a chain of `struct nameseq'. Each nameseq->name is freed - as well. Can be used on `struct dep' chains.*/ + as well. For `struct dep' chains use free_dep_chain. */ void free_ns_chain (struct nameseq *n) |