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authorBram Moolenaar <Bram@vim.org>2019-06-30 20:21:37 +0200
committerBram Moolenaar <Bram@vim.org>2019-06-30 20:21:37 +0200
commit15e248e37f3925d430f96e945d52d3dc423cdc83 (patch)
treebd29a54010b6ff38816f4ca523f30e4ba20d61a0 /src/evalfunc.c
parent2e62b568e91c36adb16dbcc609665170f09f3845 (diff)
downloadvim-git-15e248e37f3925d430f96e945d52d3dc423cdc83.tar.gz
patch 8.1.1610: there is no way to add or load a buffer without side effectsv8.1.1610
Problem: There is no way to add or load a buffer without side effects. Solution: Add the bufadd() and bufload() functions.
Diffstat (limited to 'src/evalfunc.c')
-rw-r--r--src/evalfunc.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/evalfunc.c b/src/evalfunc.c
index b24f55b31..954ea9fe9 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -71,8 +71,10 @@ static void f_balloon_split(typval_T *argvars, typval_T *rettv);
#endif
static void f_browse(typval_T *argvars, typval_T *rettv);
static void f_browsedir(typval_T *argvars, typval_T *rettv);
+static void f_bufadd(typval_T *argvars, typval_T *rettv);
static void f_bufexists(typval_T *argvars, typval_T *rettv);
static void f_buflisted(typval_T *argvars, typval_T *rettv);
+static void f_bufload(typval_T *argvars, typval_T *rettv);
static void f_bufloaded(typval_T *argvars, typval_T *rettv);
static void f_bufname(typval_T *argvars, typval_T *rettv);
static void f_bufnr(typval_T *argvars, typval_T *rettv);
@@ -526,11 +528,13 @@ static struct fst
#endif
{"browse", 4, 4, f_browse},
{"browsedir", 2, 2, f_browsedir},
+ {"bufadd", 1, 1, f_bufadd},
{"bufexists", 1, 1, f_bufexists},
{"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
{"buffer_name", 1, 1, f_bufname}, /* obsolete */
{"buffer_number", 1, 1, f_bufnr}, /* obsolete */
{"buflisted", 1, 1, f_buflisted},
+ {"bufload", 1, 1, f_bufload},
{"bufloaded", 1, 1, f_bufloaded},
{"bufname", 1, 1, f_bufname},
{"bufnr", 1, 2, f_bufnr},
@@ -1920,6 +1924,15 @@ find_buffer(typval_T *avar)
}
/*
+ * "bufadd(expr)" function
+ */
+ static void
+f_bufadd(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = buflist_add(tv_get_string(&argvars[0]), 0);
+}
+
+/*
* "bufexists(expr)" function
*/
static void
@@ -1941,6 +1954,25 @@ f_buflisted(typval_T *argvars, typval_T *rettv)
}
/*
+ * "bufload(expr)" function
+ */
+ static void
+f_bufload(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ buf_T *buf = get_buf_arg(&argvars[0]);
+
+ if (buf != NULL && buf->b_ml.ml_mfp == NULL)
+ {
+ aco_save_T aco;
+
+ aucmd_prepbuf(&aco, buf);
+ swap_exists_action = SEA_NONE;
+ open_buffer(FALSE, NULL, 0);
+ aucmd_restbuf(&aco);
+ }
+}
+
+/*
* "bufloaded(expr)" function
*/
static void