[Libguestfs] [PATCH 1/2] lib: generic function for temporary path generation

Signed-off-by: Matteo Cafasso <noxdafox(a)gmail.com&gt; --- src/guestfs-internal.h | 1 + src/tmpdirs.c | 17 +++++++++++++++++ 2 files changed, 18 insertions(+) diff --git a/src/guestfs-internal.h b/src/guestfs-internal.h index fbbfb90..51d3512 100644 --- a/src/guestfs-internal.h +++ b/src/guestfs-internal.h @@ -813,6 +813,7 @@ extern int guestfs_int_set_env_tmpdir (guestfs_h *g, const char *envname, const extern int guestfs_int_set_env_runtimedir (guestfs_h *g, const char *envname, const char *runtimedir); extern int guestfs_int_lazy_make_tmpdir (guestfs_h *g); extern int guestfs_int_lazy_make_sockdir (guestfs_h *g); +extern char *guestfs_int_make_temp_path (guestfs_h *g, const char *name); extern char *guestfs_int_lazy_make_supermin_appliance_dir (guestfs_h *g); extern void guestfs_int_remove_tmpdir (guestfs_h *g); extern void guestfs_int_remove_sockdir (guestfs_h *g); diff --git a/src/tmpdirs.c b/src/tmpdirs.c index 725f683..7d289a6 100644 --- a/src/tmpdirs.c +++ b/src/tmpdirs.c @@ -223,6 +223,23 @@ guestfs_int_lazy_make_sockdir (guestfs_h *g) } /** + * Generate unique temporary paths for temporary files. + * + * Returns a unique path or NULL on error. + */ +char * +guestfs_int_make_temp_path (guestfs_h *g, const char *name) +{ + int ret = 0; + + ret = guestfs_int_lazy_make_tmpdir (g); + if (ret < 0) + return NULL; + + return safe_asprintf (g, "%s/%s%d", g->tmpdir, name, ++g->unique); +} + +/** * Create the supermin appliance directory under cachedir, if it does * not exist. * -- 2.10.2