diff options
| author | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-14 18:25:28 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2020-12-14 18:25:28 +0100 |
| commit | fd3c512f88d43e6633bd3c3110cfa0bb321adaa8 (patch) | |
| tree | 97211484388a0db0a85957f2e3f3724cb1c9159f /include | |
| parent | db793480cb8ec3e5f878d1ec18b6ed5010c85e85 (diff) | |
| download | busybox-fd3c512f88d43e6633bd3c3110cfa0bb321adaa8.tar.gz | |
libbb: create and use mmap() helpers
function old new delta
mmap_anon - 22 +22
mmap_read - 21 +21
xmmap_anon - 16 +16
rpm_gettags 465 447 -18
bb_full_fd_action 498 480 -18
uevent_main 337 310 -27
------------------------------------------------------------------------------
(add/remove: 3/0 grow/shrink: 0/3 up/down: 59/-63) Total: -4 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/libbb.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/libbb.h b/include/libbb.h index 8f1ee7eec..a74b3119f 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -387,6 +387,9 @@ void* xrealloc_vector_helper(void *vector, unsigned sizeof_and_shift, int idx) F char *xstrdup(const char *s) FAST_FUNC RETURNS_MALLOC; char *xstrndup(const char *s, int n) FAST_FUNC RETURNS_MALLOC; void *xmemdup(const void *s, int n) FAST_FUNC RETURNS_MALLOC; +void *mmap_read(int fd, size_t size) FAST_FUNC; +void *mmap_anon(size_t size) FAST_FUNC; +void *xmmap_anon(size_t size) FAST_FUNC; //TODO: supply a pointer to char[11] buffer (avoid statics)? |