diff options
Diffstat (limited to 'gdb/cli/cli-decode.c')
| -rw-r--r-- | gdb/cli/cli-decode.c | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/gdb/cli/cli-decode.c b/gdb/cli/cli-decode.c index 95996e8..0870782 100644 --- a/gdb/cli/cli-decode.c +++ b/gdb/cli/cli-decode.c @@ -126,7 +126,6 @@ set_cmd_completer (struct cmd_list_element *cmd, cmd->completer = completer; /* Ok. */ } - /* Add element named NAME. Space for NAME and DOC must be allocated by the caller. CLASS is the top level category into which commands are broken down @@ -1138,6 +1137,34 @@ find_command_name_length (const char *text) return p - text; } +/* Return TRUE if NAME is a valid user-defined command name. + This is a stricter subset of all gdb commands, + see find_command_name_length. */ + +int +valid_user_defined_cmd_name_p (const char *name) +{ + const char *p; + + if (*name == '\0') + return FALSE; + + /* Alas "42" is a legitimate user-defined command. + In the interests of not breaking anything we preserve that. */ + + for (p = name; *p != '\0'; ++p) + { + if (isalnum (*p) + || *p == '-' + || *p == '_') + ; /* Ok. */ + else + return FALSE; + } + + return TRUE; +} + /* This routine takes a line of TEXT and a CLIST in which to start the lookup. When it returns it will have incremented the text pointer past the section of text it matched, set *RESULT_LIST to point to the list in |