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fix a thinko in lineedit completion code

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-07-16 14:14:34 +02:00
parent 01ba1676af
commit 5c2e81bb67
2 changed files with 10 additions and 9 deletions
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5
include/libbb.h
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@ -1246,8 +1246,9 @@ enum {
FOR_SHELL = DO_HISTORY | SAVE_HISTORY | TAB_COMPLETION | USERNAME_COMPLETION, FOR_SHELL = DO_HISTORY | SAVE_HISTORY | TAB_COMPLETION | USERNAME_COMPLETION,
}; };
line_input_t *new_line_input_t(int flags) FAST_FUNC; line_input_t *new_line_input_t(int flags) FAST_FUNC;
/* so far static: void free_line_input_t(line_input_t *n) FAST_FUNC; */ /* So far static: void free_line_input_t(line_input_t *n) FAST_FUNC; */
/* Returns: /* maxsize must be >= 2.
* Returns:
* -1 on read errors or EOF, or on bare Ctrl-D, * -1 on read errors or EOF, or on bare Ctrl-D,
* 0 on ctrl-C (the line entered is still returned in 'command'), * 0 on ctrl-C (the line entered is still returned in 'command'),
* >0 length of input string, including terminating '\n' * >0 length of input string, including terminating '\n'

14
libbb/lineedit.c
View File

@ -692,13 +692,12 @@ static void exe_n_cwd_tab_completion(char *command, int type)
#define int_buf (S.find_match__int_buf) #define int_buf (S.find_match__int_buf)
#define pos_buf (S.find_match__pos_buf) #define pos_buf (S.find_match__pos_buf)
/* is must be <= in */
static void collapse_pos(int is, int in) static void collapse_pos(int is, int in)
{ {
memmove(int_buf+is, int_buf+in, (MAX_LINELEN+1 - is - in) * sizeof(int_buf[0])); memmove(int_buf+is, int_buf+in, (MAX_LINELEN+1-in)*sizeof(int_buf[0]));
memmove(pos_buf+is, pos_buf+in, (MAX_LINELEN+1 - is - in) * sizeof(pos_buf[0])); memmove(pos_buf+is, pos_buf+in, (MAX_LINELEN+1-in)*sizeof(pos_buf[0]));
} }
static NOINLINE int find_match(char *matchBuf, int *len_with_quotes) static NOINLINE int find_match(char *matchBuf, int *len_with_quotes)
{ {
int i, j; int i, j;
@ -866,9 +865,9 @@ static NOINLINE int find_match(char *matchBuf, int *len_with_quotes)
*len_with_quotes = j ? j - pos_buf[0] : 0; *len_with_quotes = j ? j - pos_buf[0] : 0;
return command_mode; return command_mode;
}
#undef int_buf #undef int_buf
#undef pos_buf #undef pos_buf
}
/* /*
* display by column (original idea from ls applet, * display by column (original idea from ls applet,
@ -917,7 +916,7 @@ static char *add_quote_for_spec_chars(char *found)
char *s = xzalloc((strlen(found) + 1) * 2); char *s = xzalloc((strlen(found) + 1) * 2);
while (*found) { while (*found) {
if (strchr(" `\"#$%^&*()=+{}[]:;\'|\\<>", *found)) if (strchr(" `\"#$%^&*()=+{}[]:;'|\\<>", *found))
s[l++] = '\\'; s[l++] = '\\';
s[l++] = *found++; s[l++] = *found++;
} }
@ -1642,7 +1641,8 @@ static int lineedit_read_key(char *read_key_buffer)
#undef CTRL #undef CTRL
#define CTRL(a) ((a) & ~0x40) #define CTRL(a) ((a) & ~0x40)
/* Returns: /* maxsize must be >= 2.
* Returns:
* -1 on read errors or EOF, or on bare Ctrl-D, * -1 on read errors or EOF, or on bare Ctrl-D,
* 0 on ctrl-C (the line entered is still returned in 'command'), * 0 on ctrl-C (the line entered is still returned in 'command'),
* >0 length of input string, including terminating '\n' * >0 length of input string, including terminating '\n'