diff options
Diffstat (limited to 'libctf/ctf-util.c')
| -rw-r--r-- | libctf/ctf-util.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/libctf/ctf-util.c b/libctf/ctf-util.c index c113dfc..a0338f4 100644 --- a/libctf/ctf-util.c +++ b/libctf/ctf-util.c @@ -88,6 +88,26 @@ ctf_list_empty_p (ctf_list_t *lp) return (lp->l_next == NULL && lp->l_prev == NULL); } +/* Splice one entire list onto the end of another one. The existing list is + emptied. */ + +void +ctf_list_splice (ctf_list_t *lp, ctf_list_t *append) +{ + if (ctf_list_empty_p (append)) + return; + + if (lp->l_prev != NULL) + lp->l_prev->l_next = append->l_next; + else + lp->l_next = append->l_next; + + append->l_next->l_prev = lp->l_prev; + lp->l_prev = append->l_prev; + append->l_next = NULL; + append->l_prev = NULL; +} + /* Convert a 32-bit ELF symbol into Elf64 and return a pointer to it. */ Elf64_Sym * |