From 84ea60ed65f6ea6fd3b2170e44bbff5de410a78b Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Wed, 2 Aug 2017 17:27:28 +0200 Subject: line editing: make read_line_input() not take timeout param It's almost always -1. function old new delta read_line_input 3902 3912 +10 new_line_input_t 24 31 +7 pgetc 583 585 +2 save_command_ps_at_cur_history 80 78 -2 read_line 76 74 -2 fgetc_interactive 246 244 -2 addLines 84 82 -2 doCommands 2226 2222 -4 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/5 up/down: 19/-12) Total: 7 bytes Signed-off-by: Denys Vlasenko --- include/libbb.h | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'include') diff --git a/include/libbb.h b/include/libbb.h index 9aba719..46180c5 100644 --- a/include/libbb.h +++ b/include/libbb.h @@ -1639,9 +1639,9 @@ enum { * buffer[0] is used as a counter of buffered chars and must be 0 * on first call. * timeout: - * -2: do not poll for input; - * -1: poll(-1) (i.e. block); - * >=0: poll for TIMEOUT milliseconds, return -1/EAGAIN on timeout + * -2: do not poll(-1) for input - read() it, return on EAGAIN at once + * -1: poll(-1) (i.e. block even on NONBLOCKed fd) + * >=0: poll() for TIMEOUT milliseconds, return -1/EAGAIN on timeout */ int64_t read_key(int fd, char *buffer, int timeout) FAST_FUNC; void read_key_ungets(char *buffer, const char *str, unsigned len) FAST_FUNC; @@ -1657,6 +1657,7 @@ unsigned size_from_HISTFILESIZE(const char *hp) FAST_FUNC; # endif typedef struct line_input_t { int flags; + int timeout; const char *path_lookup; # if MAX_HISTORY int cnt_history; @@ -1692,7 +1693,7 @@ line_input_t *new_line_input_t(int flags) FAST_FUNC; * 0 on ctrl-C (the line entered is still returned in 'command'), * >0 length of input string, including terminating '\n' */ -int read_line_input(line_input_t *st, const char *prompt, char *command, int maxsize, int timeout) FAST_FUNC; +int read_line_input(line_input_t *st, const char *prompt, char *command, int maxsize) FAST_FUNC; void show_history(const line_input_t *st) FAST_FUNC; # if ENABLE_FEATURE_EDITING_SAVE_ON_EXIT void save_history(line_input_t *st); @@ -1700,7 +1701,7 @@ void save_history(line_input_t *st); #else #define MAX_HISTORY 0 int read_line_input(const char* prompt, char* command, int maxsize) FAST_FUNC; -#define read_line_input(state, prompt, command, maxsize, timeout) \ +#define read_line_input(state, prompt, command, maxsize) \ read_line_input(prompt, command, maxsize) #endif -- cgit v1.1