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patch 9.0.1064: code for making 'shortmess' temporarily empty is repeated

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Problem:    Code for making 'shortmess' temporarily empty is repeated.
Solution:   Add functions for making 'shortmess' empty and restoring it.
            (Christian Brabandt, closes #11709)
This commit is contained in:
Christian Brabandt
2022-12-16 16:41:23 +00:00
committed by Bram Moolenaar
parent 4ab1f4a32f
commit 9aee8ec400
7 changed files with 111 additions and 17 deletions
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40
src/optionstr.c
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@@ -13,6 +13,9 @@
#include "vim.h"
static char_u shm_buf[SHM_LEN];
static int set_shm_recursive = 0;
static char *(p_ambw_values[]) = {"single", "double", NULL};
static char *(p_bg_values[]) = {"light", "dark", NULL};
static char *(p_bkc_values[]) = {"yes", "auto", "no", "breaksymlink", "breakhardlink", NULL};
@@ -2697,3 +2700,40 @@ check_ff_value(char_u *p)
{
return check_opt_strings(p, p_ff_values, FALSE);
}
/*
* Save the acutal shortmess Flags and clear them
* temporarily to avoid that file messages
* overwrites any output from the following commands.
*
* Caller must make sure to first call save_clear_shm_value() and then
* restore_shm_value() exactly the same number of times.
*/
void
save_clear_shm_value()
{
if (STRLEN(p_shm) >= SHM_LEN)
{
iemsg(e_internal_error_shortmess_too_long);
return;
}
if (++set_shm_recursive == 1)
{
STRCPY(shm_buf, p_shm);
set_option_value_give_err((char_u *)"shm", 0L, (char_u *)"", 0);
}
}
/*
* Restore the shortmess Flags set from the save_clear_shm_value() function.
*/
void
restore_shm_value()
{
if (--set_shm_recursive == 0)
{
set_option_value_give_err((char_u *)"shm", 0L, shm_buf, 0);
vim_memset(shm_buf, 0, SHM_LEN);
}
}