#if ENABLE_FEATURE_COMMAND_EDITING
-#if ENABLE_FEATURE_COMMAND_USERNAME_COMPLETION || ENABLE_FEATURE_SH_FANCY_PROMPT
-#define ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR 1
-#endif
+#define ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR \
+(ENABLE_FEATURE_COMMAND_USERNAME_COMPLETION || ENABLE_FEATURE_SH_FANCY_PROMPT)
/* Maximum length of the linked list for the command line history */
#if !ENABLE_FEATURE_COMMAND_HISTORY
static int cur_history;
#endif
-//#include <termios.h>
-#define setTermSettings(fd,argp) tcsetattr(fd,TCSANOW,argp)
+#define setTermSettings(fd,argp) tcsetattr(fd, TCSANOW, argp)
#define getTermSettings(fd,argp) tcgetattr(fd, argp);
/* Current termio and the previous termio before starting sh */
{
static sighandler_t previous_SIGWINCH_handler; /* for reset */
- /* emulate || signal call */
+ /* emulate || signal call */
if (nsig == -SIGWINCH || nsig == SIGWINCH) {
int width = 0;
get_terminal_width_height(0, &width, NULL);
static void cmdedit_reset_term(void)
{
- if ((handlers_sets & SET_RESET_TERM) != 0) {
+ if (handlers_sets & SET_RESET_TERM) {
/* sparc and other have broken termios support: use old termio handling. */
setTermSettings(STDIN_FILENO, (void *) &initial_settings);
handlers_sets &= ~SET_RESET_TERM;
}
- if ((handlers_sets & SET_WCHG_HANDLERS) != 0) {
+ if (handlers_sets & SET_WCHG_HANDLERS) {
/* reset SIGWINCH handler to previous (default) */
win_changed(0);
handlers_sets &= ~SET_WCHG_HANDLERS;
/* special for recount position for scroll and remove terminal margin effect */
static void cmdedit_set_out_char(int next_char)
{
-
- int c = (int)((unsigned char) command_ps[cursor]);
+ int c = (unsigned char)command_ps[cursor];
if (c == 0)
c = ' '; /* destroy end char? */
printf("\033[7m%c\033[0m", c);
} else
#endif
- if (initial_settings.c_lflag & ECHO) putchar(c);
+ {
+ if (initial_settings.c_lflag & ECHO)
+ putchar(c);
+ }
if (++cmdedit_x >= cmdedit_termw) {
/* terminal is scrolled down */
cmdedit_y++;
static void out1str(const char *s)
{
- if ( s )
+ if (s)
fputs(s, stdout);
}
count_y = 1 + num / cmdedit_termw;
printf("\033[%dA", count_y);
cmdedit_y -= count_y;
- /* require forward after uping */
+ /* require forward after uping */
cmdedit_x = cmdedit_termw * count_y - num;
printf("\033[%dC", cmdedit_x); /* set term cursor */
}
{
int prmt_len = 0;
size_t cur_prmt_len = 0;
- char flg_not_length = '[';
+ char flg_not_length = '[';
char *prmt_mem_ptr = xzalloc(1);
char *pwd_buf = xgetcwd(0);
- char buf2[PATH_MAX + 1];
- char buf[2];
- char c;
+ char buf2[PATH_MAX + 1];
+ char buf[2];
+ char c;
char *pbuf;
if (!pwd_buf) {
- pwd_buf=(char *)bb_msg_unknown;
+ pwd_buf = (char *)bb_msg_unknown;
}
while (*prmt_ptr) {
- pbuf = buf;
+ pbuf = buf;
pbuf[1] = 0;
c = *prmt_ptr++;
if (c == '\\') {
int l;
c = bb_process_escape_sequence(&prmt_ptr);
- if (prmt_ptr==cp) {
- if (*cp == 0)
- break;
- c = *prmt_ptr++;
- switch (c) {
+ if (prmt_ptr == cp) {
+ if (*cp == 0)
+ break;
+ c = *prmt_ptr++;
+ switch (c) {
#if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
- case 'u':
- pbuf = user_buf;
- break;
+ case 'u':
+ pbuf = user_buf;
+ break;
#endif
- case 'h':
- pbuf = hostname_buf;
- if (pbuf == 0) {
- pbuf = xzalloc(256);
- if (gethostname(pbuf, 255) < 0) {
- strcpy(pbuf, "?");
- } else {
- char *s = strchr(pbuf, '.');
-
- if (s)
- *s = 0;
+ case 'h':
+ pbuf = hostname_buf;
+ if (pbuf == 0) {
+ pbuf = xzalloc(256);
+ if (gethostname(pbuf, 255) < 0) {
+ strcpy(pbuf, "?");
+ } else {
+ char *s = strchr(pbuf, '.');
+ if (s)
+ *s = 0;
+ }
+ hostname_buf = pbuf;
}
- hostname_buf = pbuf;
- }
- break;
- case '$':
- c = my_euid == 0 ? '#' : '$';
- break;
+ break;
+ case '$':
+ c = (my_euid == 0 ? '#' : '$');
+ break;
#if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
- case 'w':
- pbuf = pwd_buf;
- l = strlen(home_pwd_buf);
- if (home_pwd_buf[0] != 0 &&
- strncmp(home_pwd_buf, pbuf, l) == 0 &&
- (pbuf[l]=='/' || pbuf[l]=='\0') &&
- strlen(pwd_buf+l)<PATH_MAX) {
- pbuf = buf2;
- *pbuf = '~';
- strcpy(pbuf+1, pwd_buf+l);
- }
- break;
+ case 'w':
+ pbuf = pwd_buf;
+ l = strlen(home_pwd_buf);
+ if (home_pwd_buf[0] != 0
+ && strncmp(home_pwd_buf, pbuf, l) == 0
+ && (pbuf[l]=='/' || pbuf[l]=='\0')
+ && strlen(pwd_buf+l)<PATH_MAX
+ ) {
+ pbuf = buf2;
+ *pbuf = '~';
+ strcpy(pbuf+1, pwd_buf+l);
+ }
+ break;
#endif
- case 'W':
- pbuf = pwd_buf;
- cp = strrchr(pbuf,'/');
- if ( (cp != NULL) && (cp != pbuf) )
- pbuf += (cp-pbuf)+1;
- break;
- case '!':
- snprintf(pbuf = buf2, sizeof(buf2), "%d", num_ok_lines);
- break;
- case 'e': case 'E': /* \e \E = \033 */
- c = '\033';
- break;
- case 'x': case 'X':
- for (l = 0; l < 3;) {
- int h;
- buf2[l++] = *prmt_ptr;
+ case 'W':
+ pbuf = pwd_buf;
+ cp = strrchr(pbuf,'/');
+ if (cp != NULL && cp != pbuf)
+ pbuf += (cp-pbuf) + 1;
+ break;
+ case '!':
+ snprintf(pbuf = buf2, sizeof(buf2), "%d", num_ok_lines);
+ break;
+ case 'e': case 'E': /* \e \E = \033 */
+ c = '\033';
+ break;
+ case 'x': case 'X':
+ for (l = 0; l < 3;) {
+ int h;
+ buf2[l++] = *prmt_ptr;
+ buf2[l] = 0;
+ h = strtol(buf2, &pbuf, 16);
+ if (h > UCHAR_MAX || (pbuf - buf2) < l) {
+ l--;
+ break;
+ }
+ prmt_ptr++;
+ }
buf2[l] = 0;
- h = strtol(buf2, &pbuf, 16);
- if (h > UCHAR_MAX || (pbuf - buf2) < l) {
- l--;
- break;
+ c = (char)strtol(buf2, 0, 16);
+ if (c == 0)
+ c = '?';
+ pbuf = buf;
+ break;
+ case '[': case ']':
+ if (c == flg_not_length) {
+ flg_not_length = flg_not_length == '[' ? ']' : '[';
+ continue;
}
- prmt_ptr++;
- }
- buf2[l] = 0;
- c = (char)strtol(buf2, 0, 16);
- if (c==0)
- c = '?';
- pbuf = buf;
- break;
- case '[': case ']':
- if (c == flg_not_length) {
- flg_not_length = flg_not_length == '[' ? ']' : '[';
- continue;
+ break;
}
- break;
- }
}
}
if (pbuf == buf)
strncpy(command_ps + cursor, delbuf, j);
len += j;
input_end(); /* rewrite new line */
- input_backward(cursor-ocursor-j+1); /* at end of new text */
+ input_backward(cursor - ocursor - j + 1); /* at end of new text */
}
#endif
static void cmdedit_init(void)
{
cmdedit_prmt_len = 0;
- if ((handlers_sets & SET_WCHG_HANDLERS) == 0) {
+ if (!(handlers_sets & SET_WCHG_HANDLERS)) {
/* emulate usage handler to set handler and call yours work */
win_changed(-SIGWINCH);
handlers_sets |= SET_WCHG_HANDLERS;
}
- if ((handlers_sets & SET_ATEXIT) == 0) {
+ if (!(handlers_sets & SET_ATEXIT)) {
#if ENABLE_FEATURE_GETUSERNAME_AND_HOMEDIR
struct passwd *entry;
static char **matches;
static int num_matches;
-static char *add_char_to_match;
-static void add_match(char *matched, int add_char)
+static void add_match(char *matched)
{
int nm = num_matches;
int nm1 = nm + 1;
matches = xrealloc(matches, nm1 * sizeof(char *));
- add_char_to_match = xrealloc(add_char_to_match, nm1);
matches[nm] = matched;
- add_char_to_match[nm] = (char)add_char;
num_matches++;
}
+/*
static int is_execute(const struct stat *st)
{
- if ((!my_euid && (st->st_mode & (S_IXUSR | S_IXGRP | S_IXOTH))) ||
- (my_uid == st->st_uid && (st->st_mode & S_IXUSR)) ||
- (my_gid == st->st_gid && (st->st_mode & S_IXGRP)) ||
- (st->st_mode & S_IXOTH)) return TRUE;
+ if ((!my_euid && (st->st_mode & (S_IXUSR | S_IXGRP | S_IXOTH)))
+ || (my_uid == st->st_uid && (st->st_mode & S_IXUSR))
+ || (my_gid == st->st_gid && (st->st_mode & S_IXGRP))
+ || (st->st_mode & S_IXOTH)
+ ) {
+ return TRUE;
+ }
return FALSE;
}
+*/
#if ENABLE_FEATURE_COMMAND_USERNAME_COMPLETION
while ((entry = getpwent()) != NULL) {
/* Null usernames should result in all users as possible completions. */
if ( /*!userlen || */ !strncmp(ud, entry->pw_name, userlen)) {
- add_match(xasprintf("~%s", entry->pw_name), '/');
+ add_match(xasprintf("~%s/", entry->pw_name));
}
}
{
int npth;
const char *tmp;
- const char *pth;
+ const char *pth = cmdedit_path_lookup;
/* if not setenv PATH variable, to search cur dir "." */
- if (flags != FIND_EXE_ONLY || (pth = cmdedit_path_lookup) == 0 ||
- /* PATH=<empty> or PATH=:<empty> */
- *pth == 0 || (*pth == ':' && *(pth + 1) == 0)) {
+ if (flags != FIND_EXE_ONLY)
+ return 1;
+ /* PATH=<empty> or PATH=:<empty> */
+ if (!pth || !pth[0] || LONE_CHAR(pth, ':'))
return 1;
- }
tmp = pth;
npth = 0;
- for (;;) {
+ while (1) {
npth++; /* count words is + 1 count ':' */
tmp = strchr(tmp, ':');
- if (tmp) {
- if (*++tmp == 0)
- break; /* :<empty> */
- } else
+ if (!tmp)
break;
+ if (*++tmp == 0)
+ break; /* :<empty> */
}
*p = xmalloc(npth * sizeof(char *));
(*p)[0] = xstrdup(tmp);
npth = 1; /* count words is + 1 count ':' */
- for (;;) {
+ while (1) {
tmp = strchr(tmp, ':');
- if (tmp) {
- (*p)[0][(tmp - pth)] = 0; /* ':' -> '\0' */
- if (*++tmp == 0)
- break; /* :<empty> */
- } else
+ if (!tmp)
break;
+ (*p)[0][(tmp - pth)] = 0; /* ':' -> '\0' */
+ if (*++tmp == 0)
+ break; /* :<empty> */
(*p)[npth++] = &(*p)[0][(tmp - pth)]; /* p[next]=p[0][&'\0'+1] */
}
return npth;
}
-static char *add_quote_for_spec_chars(char *found, int add)
+static char *add_quote_for_spec_chars(char *found)
{
int l = 0;
char *s = xmalloc((strlen(found) + 1) * 2);
s[l++] = '\\';
s[l++] = *found++;
}
- if (add)
- s[l++] = (char)add;
s[l] = 0;
return s;
}
continue;
while ((next = readdir(dir)) != NULL) {
+ int len1;
char *str_found = next->d_name;
- int add_chr = 0;
- /* matched ? */
+ /* matched? */
if (strncmp(str_found, pfind, strlen(pfind)))
continue;
/* not see .name without .match */
if (*str_found == '.' && *pfind == 0) {
- if (*paths[i] == '/' && paths[i][1] == 0
- && str_found[1] == 0) str_found = ""; /* only "/" */
- else
+ if (NOT_LONE_CHAR(paths[i], '/') || str_found[1])
continue;
+ str_found = ""; /* only "/" */
}
found = concat_path_file(paths[i], str_found);
/* hmm, remover in progress? */
if (stat(found, &st) < 0)
goto cont;
- /* find with dirs ? */
+ /* find with dirs? */
if (paths[i] != dirbuf)
strcpy(found, next->d_name); /* only name */
+
+ len1 = strlen(found);
+ found = xrealloc(found, len1 + 2);
+ found[len1] = '\0';
+ found[len1+1] = '\0';
+
if (S_ISDIR(st.st_mode)) {
/* name is directory */
- char *e = found + strlen(found) - 1;
-
- add_chr = '/';
- if (*e == '/')
- *e = '\0';
+ if (found[len1-1] != '/') {
+ found[len1] = '/';
+ }
} else {
/* not put found file if search only dirs for cd */
if (type == FIND_DIR_ONLY)
goto cont;
- if (type == FIND_FILE_ONLY ||
- (type == FIND_EXE_ONLY && is_execute(&st)))
- add_chr = ' ';
}
/* Add it to the list */
- add_match(found, add_chr);
+ add_match(found);
continue;
-cont:
+ cont:
free(found);
}
closedir(dir);
}
-#define QUOT (UCHAR_MAX+1)
+#define QUOT (UCHAR_MAX+1)
#define collapse_pos(is, in) { \
memmove(int_buf+(is), int_buf+(in), (BUFSIZ+1-(is)-(in))*sizeof(int)); \
/* set to integer dimension characters and own positions */
for (i = 0;; i++) {
- int_buf[i] = (int) ((unsigned char) matchBuf[i]);
+ int_buf[i] = (unsigned char)matchBuf[i];
if (int_buf[i] == 0) {
pos_buf[i] = -1; /* indicator end line */
break;
int_buf[i] |= QUOT;
}
- /* skip commands with arguments if line have commands delimiters */
+ /* skip commands with arguments if line has commands delimiters */
/* ';' ';;' '&' '|' '&&' '||' but `>&' `<&' `>|' */
for (i = 0; int_buf[i]; i++) {
c = int_buf[i];
for (i = 0; int_buf[i]; i++)
if (int_buf[i] == ' ' || int_buf[i] == '<' || int_buf[i] == '>') {
if (int_buf[i] == ' ' && command_mode == FIND_EXE_ONLY
- && matchBuf[pos_buf[0]]=='c'
- && matchBuf[pos_buf[1]]=='d' )
+ && matchBuf[pos_buf[0]]=='c'
+ && matchBuf[pos_buf[1]]=='d'
+ ) {
command_mode = FIND_DIR_ONLY;
- else {
+ } else {
command_mode = FIND_FILE_ONLY;
break;
}
}
- /* "strlen" */
- for (i = 0; int_buf[i]; i++);
+ for (i = 0; int_buf[i]; i++)
+ /* "strlen" */;
/* find last word */
for (--i; i >= 0; i--) {
c = int_buf[i];
}
}
/* skip first not quoted '\'' or '"' */
- for (i = 0; int_buf[i] == '\'' || int_buf[i] == '"'; i++);
+ for (i = 0; int_buf[i] == '\'' || int_buf[i] == '"'; i++)
+ /*skip*/;
/* collapse quote or unquote // or /~ */
- while ((int_buf[i] & ~QUOT) == '/' &&
- ((int_buf[i + 1] & ~QUOT) == '/'
- || (int_buf[i + 1] & ~QUOT) == '~')) {
+ while ((int_buf[i] & ~QUOT) == '/'
+ && ((int_buf[i+1] & ~QUOT) == '/' || (int_buf[i+1] & ~QUOT) == '~')
+ ) {
i++;
}
int column_width = 0;
int nfiles = num_matches;
int nrows = nfiles;
- char str_add_chr[2];
int l;
/* find the longest file name- use that as the column width */
for (row = 0; row < nrows; row++) {
l = strlen(matches[row]);
- if (add_char_to_match[row])
- l++;
if (column_width < l)
column_width = l;
}
} else {
ncols = 1;
}
- str_add_chr[1] = 0;
for (row = 0; row < nrows; row++) {
int n = row;
int nc;
- int acol;
-
- for(nc = 1; nc < ncols && n+nrows < nfiles; n += nrows, nc++) {
- str_add_chr[0] = add_char_to_match[n];
- acol = str_add_chr[0] ? column_width - 1 : column_width;
- printf("%s%s", matches[n], str_add_chr);
- l = strlen(matches[n]);
- while (l < acol) {
- putchar(' ');
- l++;
- }
+
+ for (nc = 1; nc < ncols && n+nrows < nfiles; n += nrows, nc++) {
+ printf("%s%-*s", matches[n],
+ (int)(column_width - strlen(matches[n])), "");
}
- str_add_chr[0] = add_char_to_match[n];
- printf("%s%s\n", matches[n], str_add_chr);
+ printf("%s\n", matches[n]);
}
}
+static int match_compare(const void *a, const void *b)
+{
+ return strcmp(*(char**)a, *(char**)b);
+}
+
static void input_tab(int *lastWasTab)
{
/* Do TAB completion */
free(matches[--num_matches]);
free(matches);
matches = (char **) NULL;
- free(add_char_to_match);
- add_char_to_match = NULL;
}
return;
}
- if (! *lastWasTab) {
-
+ if (!*lastWasTab) {
char *tmp, *tmp1;
int len_found;
char matchBuf[BUFSIZ];
/* Try to match any executable in our path and everything
* in the current working directory that matches. */
exe_n_cwd_tab_completion(matchBuf, find_type);
- /* Remove duplicate found and sort */
+ /* Sort, then remove any duplicates found */
if (matches) {
- int i, n;
- /* strcmp is int(*f)(const char*, const char*) */
- /* qsort wants int(*f)(const void*, const void*) */
- /* We cheat here :) */
- qsort(matches, num_matches, sizeof(char*), (void*)strcmp);
- i = 0;
- while (i < num_matches - 1) {
- n = i + 1;
- if (matches[i] && matches[n]) {
- while (n < num_matches
- && !strcmp(matches[i], matches[n])) {
- free(matches[n]);
- matches[n] = 0;
- n++;
+ int i, n = 0;
+ qsort(matches, num_matches, sizeof(char*), match_compare);
+ for (i = 0; i < num_matches - 1; ++i) {
+ if (matches[i] && matches[i+1]) {
+ if (strcmp(matches[i], matches[i+1]) == 0) {
+ free(matches[i]);
+ matches[i] = 0;
+ } else {
+ matches[n++] = matches[i];
}
}
- i = n;
}
- n = 0;
- for(i = 0; i < num_matches; i++)
- if (matches[i]) {
- matches[n] = matches[i];
- add_char_to_match[n] = add_char_to_match[i];
- n++;
- }
+ matches[n++] = matches[num_matches-1];
num_matches = n;
}
/* Did we find exactly one match? */
if (!matches || num_matches > 1) {
-
beep();
if (!matches)
return; /* not found */
free(tmp1);
return;
}
- tmp = add_quote_for_spec_chars(tmp1, 0);
+ tmp = add_quote_for_spec_chars(tmp1);
free(tmp1);
} else { /* one match */
- tmp = add_quote_for_spec_chars(matches[0], add_char_to_match[0]);
+ tmp = add_quote_for_spec_chars(matches[0]);
/* for next completion current found */
*lastWasTab = FALSE;
+
+ len_found = strlen(tmp);
+ if (tmp[len_found-1] != '/') {
+ tmp[len_found] = ' ';
+ tmp[len_found+1] = '\0';
+ }
}
len_found = strlen(tmp);
/* have space to placed match? */
}
#if ENABLE_FEATURE_COMMAND_SAVEHISTORY
-void load_history ( const char *fromfile )
+void load_history(const char *fromfile)
{
FILE *fp;
int hi;
/* cleanup old */
- for(hi = n_history; hi > 0; ) {
+ for (hi = n_history; hi > 0;) {
hi--;
- free ( history [hi] );
+ free(history[hi]);
}
- if (( fp = fopen ( fromfile, "r" ))) {
-
- for ( hi = 0; hi < MAX_HISTORY; ) {
+ fp = fopen(fromfile, "r");
+ if (fp) {
+ for (hi = 0; hi < MAX_HISTORY;) {
char * hl = xmalloc_getline(fp);
int l;
free(hl);
continue;
}
- history [hi++] = hl;
+ history[hi++] = hl;
}
- fclose ( fp );
+ fclose(fp);
}
cur_history = n_history = hi;
}
-void save_history ( const char *tofile )
+void save_history (const char *tofile)
{
- FILE *fp = fopen ( tofile, "w" );
+ FILE *fp = fopen(tofile, "w");
- if ( fp ) {
+ if (fp) {
int i;
- for ( i = 0; i < n_history; i++ ) {
- fprintf(fp, "%s\n", history [i]);
+ for (i = 0; i < n_history; i++) {
+ fprintf(fp, "%s\n", history[i]);
}
- fclose ( fp );
+ fclose(fp);
}
}
#endif
vi_word_motion(char *command, int eat)
{
if (isalnum(command[cursor]) || command[cursor] == '_') {
- while (cursor < len &&
- (isalnum(command[cursor+1]) ||
- command[cursor+1] == '_'))
+ while (cursor < len
+ && (isalnum(command[cursor+1]) || command[cursor+1] == '_'))
input_forward();
} else if (ispunct(command[cursor])) {
- while (cursor < len &&
- (ispunct(command[cursor+1])))
+ while (cursor < len && ispunct(command[cursor+1]))
input_forward();
}
if (cursor >= len-1)
return;
if (isalnum(command[cursor]) || command[cursor] == '_') {
- while (cursor < len-1 &&
- (isalnum(command[cursor+1]) ||
- command[cursor+1] == '_'))
+ while (cursor < len-1
+ && (isalnum(command[cursor+1]) || command[cursor+1] == '_')
+ ) {
input_forward();
+ }
} else if (ispunct(command[cursor])) {
- while (cursor < len-1 &&
- (ispunct(command[cursor+1])))
+ while (cursor < len-1 && ispunct(command[cursor+1]))
input_forward();
}
}
if (cursor <= 0)
return;
if (isalnum(command[cursor]) || command[cursor] == '_') {
- while (cursor > 0 &&
- (isalnum(command[cursor-1]) ||
- command[cursor-1] == '_'))
+ while (cursor > 0
+ && (isalnum(command[cursor-1]) || command[cursor-1] == '_')
+ ) {
input_backward(1);
+ }
} else if (ispunct(command[cursor])) {
- while (cursor > 0 &&
- (ispunct(command[cursor-1])))
+ while (cursor > 0 && ispunct(command[cursor-1]))
input_backward(1);
}
}
int cmdedit_read_input(char *prompt, char command[BUFSIZ])
{
-
int break_out = 0;
int lastWasTab = FALSE;
unsigned char c;
new_settings.c_cc[VMIN] = 1;
new_settings.c_cc[VTIME] = 0;
/* Turn off CTRL-C, so we can trap it */
-# ifndef _POSIX_VDISABLE
-# define _POSIX_VDISABLE '\0'
-# endif
+# ifndef _POSIX_VDISABLE
+# define _POSIX_VDISABLE '\0'
+# endif
new_settings.c_cc[VINTR] = _POSIX_VDISABLE;
command[0] = 0;
parse_prompt(prompt);
while (1) {
-
fflush(stdout); /* buffered out to fast */
if (safe_read(0, &c, 1) < 1)
if (vi_cmdmode)
ic |= vbit;
#endif
- switch (ic)
- {
+ switch (ic) {
case '\n':
case '\r':
vi_case( case '\n'|vbit: )
/* Control-d -- Delete one character, or exit
* if the len=0 and no chars to delete */
if (len == 0) {
- errno = 0;
-prepare_to_die:
+ errno = 0;
+ prepare_to_die:
#if !ENABLE_ASH
printf("exit");
goto_new_line();
break;
case CNTRL('K'):
/* Control-k -- clear to end of line */
- *(command + cursor) = 0;
+ command[cursor] = 0;
len = cursor;
printf("\033[J");
break;
vi_case( case CNTRL('L')|vbit: )
/* Control-l -- clear screen */
printf("\033[H");
- redraw(0, len-cursor);
+ redraw(0, len - cursor);
break;
#if MAX_HISTORY > 0
case CNTRL('N'):
case 'c'|vbit:
vi_cmdmode = 0;
/* fall through */
- case 'd'|vbit:
- {
- int nc, sc;
- sc = cursor;
- prevc = ic;
- if (safe_read(0, &c, 1) < 1)
- goto prepare_to_die;
- if (c == (prevc & 0xff)) {
- /* "cc", "dd" */
- input_backward(cursor);
- goto clear_to_eol;
- break;
- }
+ case 'd'|vbit: {
+ int nc, sc;
+ sc = cursor;
+ prevc = ic;
+ if (safe_read(0, &c, 1) < 1)
+ goto prepare_to_die;
+ if (c == (prevc & 0xff)) {
+ /* "cc", "dd" */
+ input_backward(cursor);
+ goto clear_to_eol;
+ break;
+ }
+ switch (c) {
+ case 'w':
+ case 'W':
+ case 'e':
+ case 'E':
switch (c) {
- case 'w':
- case 'W':
- case 'e':
- case 'E':
- switch (c) {
- case 'w': /* "dw", "cw" */
- vi_word_motion(command, vi_cmdmode);
- break;
- case 'W': /* 'dW', 'cW' */
- vi_Word_motion(command, vi_cmdmode);
- break;
- case 'e': /* 'de', 'ce' */
- vi_end_motion(command);
- input_forward();
- break;
- case 'E': /* 'dE', 'cE' */
- vi_End_motion(command);
- input_forward();
- break;
- }
- nc = cursor;
- input_backward(cursor - sc);
- while (nc-- > cursor)
- input_delete(1);
+ case 'w': /* "dw", "cw" */
+ vi_word_motion(command, vi_cmdmode);
break;
- case 'b': /* "db", "cb" */
- case 'B': /* implemented as B */
- if (c == 'b')
- vi_back_motion(command);
- else
- vi_Back_motion(command);
- while (sc-- > cursor)
- input_delete(1);
+ case 'W': /* 'dW', 'cW' */
+ vi_Word_motion(command, vi_cmdmode);
break;
- case ' ': /* "d ", "c " */
- input_delete(1);
+ case 'e': /* 'de', 'ce' */
+ vi_end_motion(command);
+ input_forward();
break;
- case '$': /* "d$", "c$" */
- clear_to_eol:
- while (cursor < len)
- input_delete(1);
+ case 'E': /* 'dE', 'cE' */
+ vi_End_motion(command);
+ input_forward();
break;
}
+ nc = cursor;
+ input_backward(cursor - sc);
+ while (nc-- > cursor)
+ input_delete(1);
+ break;
+ case 'b': /* "db", "cb" */
+ case 'B': /* implemented as B */
+ if (c == 'b')
+ vi_back_motion(command);
+ else
+ vi_Back_motion(command);
+ while (sc-- > cursor)
+ input_delete(1);
+ break;
+ case ' ': /* "d ", "c " */
+ input_delete(1);
+ break;
+ case '$': /* "d$", "c$" */
+ clear_to_eol:
+ while (cursor < len)
+ input_delete(1);
+ break;
}
break;
+ }
case 'p'|vbit:
input_forward();
/* fallthrough */
#if MAX_HISTORY > 0
/* Handle command history log */
/* cleanup may be saved current command line */
- if (len> 0) { /* no put empty line */
+ if (len > 0) { /* no put empty line */
int i = n_history;
free(history[MAX_HISTORY]);
/* After max history, remove the oldest command */
if (i >= MAX_HISTORY) {
free(history[0]);
- for(i = 0; i < (MAX_HISTORY-1); i++)
+ for (i = 0; i < MAX_HISTORY-1; i++)
history[i] = history[i+1];
}
history[i++] = xstrdup(command);
char buff[BUFSIZ];
char *prompt =
#if ENABLE_FEATURE_SH_FANCY_PROMPT
- "\\[\\033[32;1m\\]\\u@\\[\\x1b[33;1m\\]\\h:\
-\\[\\033[34;1m\\]\\w\\[\\033[35;1m\\] \
-\\!\\[\\e[36;1m\\]\\$ \\[\\E[0m\\]";
+ "\\[\\033[32;1m\\]\\u@\\[\\x1b[33;1m\\]\\h:"
+ "\\[\\033[34;1m\\]\\w\\[\\033[35;1m\\] "
+ "\\!\\[\\e[36;1m\\]\\$ \\[\\E[0m\\]";
#else
"% ";
#endif
while (1) {
int l;
l = cmdedit_read_input(prompt, buff);
- if (l > 0 && buff[l-1] == '\n') {
- buff[l-1] = 0;
- printf("*** cmdedit_read_input() returned line =%s=\n", buff);
- } else {
+ if (l <= 0 || buff[l-1] != '\n')
break;
- }
+ buff[l-1] = 0;
+ printf("*** cmdedit_read_input() returned line =%s=\n", buff);
}
printf("*** cmdedit_read_input() detect ^D\n");
return 0;
projects / oweals / busybox.git / blobdiff