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vim-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 vim/vim#11709)

9aee8ec400

Co-authored-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2023-04-16 00:16:36 +08:00
parent 0d9b0fbe57
commit e24a84f18e
4 changed files with 98 additions and 13 deletions
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33
src/nvim/optionstr.c
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@@ -67,6 +67,8 @@ static const char e_backupext_and_patchmode_are_equal[]
= N_("E589: 'backupext' and 'patchmode' are equal");
static const char e_showbreak_contains_unprintable_or_wide_character[]
= N_("E595: 'showbreak' contains unprintable or wide character");
static const char e_internal_error_shortmess_too_long[]
= N_("E1336: Internal error: shortmess too long");
static char *(p_ambw_values[]) = { "single", "double", NULL };
static char *(p_bg_values[]) = { "light", "dark", NULL };
@@ -1941,6 +1943,37 @@ int check_ff_value(char *p)
return check_opt_strings(p, p_ff_values, false);
}
static char shm_buf[SHM_LEN];
static int set_shm_recursive = 0;
/// 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(void)
{
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("shm", 0L, "", 0);
}
}
/// Restore the shortmess Flags set from the save_clear_shm_value() function.
void restore_shm_value(void)
{
if (--set_shm_recursive == 0) {
set_option_value_give_err("shm", 0L, shm_buf, 0);
memset(shm_buf, 0, SHM_LEN);
}
}
static const char e_conflicts_with_value_of_listchars[]
= N_("E834: Conflicts with value of 'listchars'");
static const char e_conflicts_with_value_of_fillchars[]