diff options
Diffstat (limited to 'client/commands.c')
| -rw-r--r-- | client/commands.c | 53 |
1 files changed, 46 insertions, 7 deletions
diff --git a/client/commands.c b/client/commands.c index 09c5c344..fdcb6d27 100644 --- a/client/commands.c +++ b/client/commands.c @@ -25,8 +25,6 @@ static struct cmd_info command_table[] = { #include "conf/commands.h" }; -/* FIXME: There should exist some system of aliases, so that `show' can be abbreviated as `s' etc. */ - struct cmd_node { struct cmd_node *sibling, *son, **plastson; struct cmd_info *cmd, *help; @@ -53,7 +51,7 @@ cmd_build_tree(void) while (*c) { char *d = c; - while (*c && *c != ' ') + while (*c && !isspace(*c)) c++; for(new=old->son; new; new=new->sibling) if (new->len == c-d && !memcmp(new->token, d, c-d)) @@ -70,7 +68,7 @@ cmd_build_tree(void) memcpy(new->token, d, c-d); } old = new; - while (*c == ' ') + while (isspace(*c)) c++; } if (cmd->is_real_cmd) @@ -143,13 +141,13 @@ cmd_help(char *cmd, int len) n = &cmd_root; while (cmd < end) { - if (*cmd == ' ' || *cmd == '\t') + if (isspace(*cmd)) { cmd++; continue; } z = cmd; - while (cmd < end && *cmd != ' ' && *cmd != '\t') + while (cmd < end && !isspace(*cmd)) cmd++; m = cmd_find_abbrev(n, z, cmd-z, &ambig); if (ambig) @@ -213,7 +211,7 @@ cmd_complete(char *cmd, int len, char *buf, int again) n = &cmd_root; while (cmd < fin && n->son) { - if (*cmd == ' ' || *cmd == '\t') + if (isspace(*cmd)) { cmd++; continue; @@ -262,3 +260,44 @@ cmd_complete(char *cmd, int len, char *buf, int again) input_stop_list(); return 0; } + +char * +cmd_expand(char *cmd) +{ + struct cmd_node *n, *m; + char *c, *b, *args; + int ambig; + + args = c = cmd; + n = &cmd_root; + while (*c) + { + if (isspace(*c)) + { + c++; + continue; + } + b = c; + while (*c && !isspace(*c)) + c++; + m = cmd_find_abbrev(n, b, c-b, &ambig); + if (!m) + { + if (!ambig) + break; + puts("Ambiguous command, possible expansions are:"); + cmd_list_ambiguous(n, b, c-b); + return NULL; + } + args = c; + n = m; + } + if (!n->cmd) + { + puts("No such command."); + return NULL; + } + b = malloc(strlen(n->cmd->command) + strlen(args) + 1); + sprintf(b, "%s%s", n->cmd->command, args); + return b; +} |