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client: re-work tab-completion to work with libedit 20180525-3.1

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Remove spaces from tab-completion results and now break on a space.
Tested with both readline and editline (libedit)
Incorporated Miroslav's suggestions.
This commit is contained in:
Lonnie Abelbeck 2018-06-14 14:54:42 -05:00 committed by Miroslav Lichvar
parent 339cb06a49
commit 85465afb62
1 changed files with 47 additions and 7 deletions
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54
client.c
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@ -111,7 +111,7 @@ read_line(void)
char *cmd;
rl_attempted_completion_function = command_name_completion;
rl_basic_word_break_characters = "\t\n\r";
rl_basic_word_break_characters = " \t\n\r";
/* save line only if not empty */
cmd = readline(prompt);
@ -1280,30 +1280,52 @@ give_help(void)
/* Tab-completion when editline/readline is available */
#ifdef FEAT_READLINE
enum {
TAB_COMPLETE_BASE_CMDS,
TAB_COMPLETE_ADD_OPTS,
TAB_COMPLETE_MANUAL_OPTS,
TAB_COMPLETE_SOURCES_OPTS,
TAB_COMPLETE_SOURCESTATS_OPTS,
TAB_COMPLETE_MAX_INDEX
};
static int tab_complete_index;
static char *
command_name_generator(const char *text, int state)
{
const char *name, *names[] = {
"accheck", "activity", "add peer", "add server", "allow", "burst",
const char *name, **names[TAB_COMPLETE_MAX_INDEX];
const char *base_commands[] = {
"accheck", "activity", "add", "allow", "burst",
"clients", "cmdaccheck", "cmdallow", "cmddeny", "cyclelogs", "delete",
"deny", "dns", "dump", "exit", "help", "keygen", "local", "makestep",
"manual on", "manual off", "manual delete", "manual list", "manual reset",
"maxdelay", "maxdelaydevratio", "maxdelayratio", "maxpoll",
"manual", "maxdelay", "maxdelaydevratio", "maxdelayratio", "maxpoll",
"maxupdateskew", "minpoll", "minstratum", "ntpdata", "offline", "online", "onoffline",
"polltarget", "quit", "refresh", "rekey", "reselect", "reselectdist",
"retries", "rtcdata", "serverstats", "settime", "shutdown", "smoothing",
"smoothtime", "sources", "sources -v", "sourcestats", "sourcestats -v",
"smoothtime", "sources", "sourcestats",
"timeout", "tracking", "trimrtc", "waitsync", "writertc",
NULL
};
const char *add_options[] = { "peer", "server", NULL };
const char *manual_options[] = { "on", "off", "delete", "list", "reset", NULL };
const char *sources_options[] = { "-v", NULL };
const char *sourcestats_options[] = { "-v", NULL };
static int list_index, len;
names[TAB_COMPLETE_BASE_CMDS] = base_commands;
names[TAB_COMPLETE_ADD_OPTS] = add_options;
names[TAB_COMPLETE_MANUAL_OPTS] = manual_options;
names[TAB_COMPLETE_SOURCES_OPTS] = sources_options;
names[TAB_COMPLETE_SOURCESTATS_OPTS] = sourcestats_options;
if (!state) {
list_index = 0;
len = strlen(text);
}
while ((name = names[list_index++])) {
while ((name = names[tab_complete_index][list_index++])) {
if (strncmp(name, text, len) == 0) {
return strdup(name);
}
@ -1317,7 +1339,25 @@ command_name_generator(const char *text, int state)
static char **
command_name_completion(const char *text, int start, int end)
{
char first[32];
snprintf(first, MIN(sizeof (first), start + 1), "%s", rl_line_buffer);
rl_attempted_completion_over = 1;
if (!strcmp(first, "add ")) {
tab_complete_index = TAB_COMPLETE_ADD_OPTS;
} else if (!strcmp(first, "manual ")) {
tab_complete_index = TAB_COMPLETE_MANUAL_OPTS;
} else if (!strcmp(first, "sources ")) {
tab_complete_index = TAB_COMPLETE_SOURCES_OPTS;
} else if (!strcmp(first, "sourcestats ")) {
tab_complete_index = TAB_COMPLETE_SOURCESTATS_OPTS;
} else if (first[0] == '\0') {
tab_complete_index = TAB_COMPLETE_BASE_CMDS;
} else {
return NULL;
}
return rl_completion_matches(text, command_name_generator);
}
#endif