diff options
Diffstat (limited to 'lib/readline/callback.c')
| -rw-r--r-- | lib/readline/callback.c | 120 |
1 files changed, 59 insertions, 61 deletions
diff --git a/lib/readline/callback.c b/lib/readline/callback.c index 9120969..ada04d8 100644 --- a/lib/readline/callback.c +++ b/lib/readline/callback.c @@ -43,6 +43,7 @@ #include "rldefs.h" #include "readline.h" #include "rlprivate.h" +#include "xmalloc.h" /* Private data for callback registration functions. See comments in rl_callback_read_char for more details. */ @@ -124,73 +125,73 @@ rl_callback_read_char () return; } - if (RL_ISSTATE (RL_STATE_ISEARCH)) + do { - eof = _rl_isearch_callback (_rl_iscxt); - if (eof == 0 && (RL_ISSTATE (RL_STATE_ISEARCH) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) - rl_callback_read_char (); - - return; - } - else if (RL_ISSTATE (RL_STATE_NSEARCH)) - { - eof = _rl_nsearch_callback (_rl_nscxt); - return; - } - else if (RL_ISSTATE (RL_STATE_NUMERICARG)) - { - eof = _rl_arg_callback (_rl_argcxt); - if (eof == 0 && (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) - rl_callback_read_char (); - /* XXX - this should handle _rl_last_command_was_kill better */ - else if (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) - _rl_internal_char_cleanup (); + if (RL_ISSTATE (RL_STATE_ISEARCH)) + { + eof = _rl_isearch_callback (_rl_iscxt); + if (eof == 0 && (RL_ISSTATE (RL_STATE_ISEARCH) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) + rl_callback_read_char (); - return; - } - else if (RL_ISSTATE (RL_STATE_MULTIKEY)) - { - eof = _rl_dispatch_callback (_rl_kscxt); /* For now */ - while ((eof == -1 || eof == -2) && RL_ISSTATE (RL_STATE_MULTIKEY) && _rl_kscxt && (_rl_kscxt->flags & KSEQ_DISPATCHED)) - eof = _rl_dispatch_callback (_rl_kscxt); - if (RL_ISSTATE (RL_STATE_MULTIKEY) == 0) + return; + } + else if (RL_ISSTATE (RL_STATE_NSEARCH)) { - _rl_internal_char_cleanup (); - _rl_want_redisplay = 1; + eof = _rl_nsearch_callback (_rl_nscxt); + return; } - } - else if (_rl_callback_func) - { - /* This allows functions that simply need to read an additional character - (like quoted-insert) to register a function to be called when input is - available. _rl_callback_data is simply a pointer to a struct that has - the argument count originally passed to the registering function and - space for any additional parameters. */ - eof = (*_rl_callback_func) (_rl_callback_data); - /* If the function `deregisters' itself, make sure the data is cleaned - up. */ - if (_rl_callback_func == 0) + else if (RL_ISSTATE (RL_STATE_NUMERICARG)) + { + eof = _rl_arg_callback (_rl_argcxt); + if (eof == 0 && (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) && RL_ISSTATE (RL_STATE_INPUTPENDING)) + rl_callback_read_char (); + /* XXX - this should handle _rl_last_command_was_kill better */ + else if (RL_ISSTATE (RL_STATE_NUMERICARG) == 0) + _rl_internal_char_cleanup (); + + return; + } + else if (RL_ISSTATE (RL_STATE_MULTIKEY)) { - if (_rl_callback_data) + eof = _rl_dispatch_callback (_rl_kscxt); /* For now */ + while ((eof == -1 || eof == -2) && RL_ISSTATE (RL_STATE_MULTIKEY) && _rl_kscxt && (_rl_kscxt->flags & KSEQ_DISPATCHED)) + eof = _rl_dispatch_callback (_rl_kscxt); + if (RL_ISSTATE (RL_STATE_MULTIKEY) == 0) { - _rl_callback_data_dispose (_rl_callback_data); - _rl_callback_data = 0; + _rl_internal_char_cleanup (); + _rl_want_redisplay = 1; } - _rl_internal_char_cleanup (); } - } - else - eof = readline_internal_char (); + else if (_rl_callback_func) + { + /* This allows functions that simply need to read an additional + character (like quoted-insert) to register a function to be + called when input is available. _rl_callback_data is simply a + pointer to a struct that has the argument count originally + passed to the registering function and space for any additional + parameters. */ + eof = (*_rl_callback_func) (_rl_callback_data); + /* If the function `deregisters' itself, make sure the data is + cleaned up. */ + if (_rl_callback_func == 0) + { + if (_rl_callback_data) + { + _rl_callback_data_dispose (_rl_callback_data); + _rl_callback_data = 0; + } + _rl_internal_char_cleanup (); + } + } + else + eof = readline_internal_char (); - if (rl_done == 0 && _rl_want_redisplay) - { - (*rl_redisplay_function) (); - _rl_want_redisplay = 0; - } + if (rl_done == 0 && _rl_want_redisplay) + { + (*rl_redisplay_function) (); + _rl_want_redisplay = 0; + } - /* We loop in case some function has pushed input back with rl_execute_next. */ - for (;;) - { if (rl_done) { line = readline_internal_teardown (eof); @@ -212,11 +213,8 @@ rl_callback_read_char () if (in_handler == 0 && rl_linefunc) _rl_callback_newline (); } - if (rl_pending_input || _rl_pushed_input_available () || RL_ISSTATE (RL_STATE_MACROINPUT)) - eof = readline_internal_char (); - else - break; } + while (rl_pending_input || _rl_pushed_input_available () || RL_ISSTATE (RL_STATE_MACROINPUT)); } /* Remove the handler, and make sure the terminal is in its normal state. */ |