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-rw-r--r--shell/ash.c106
1 files changed, 52 insertions, 54 deletions
diff --git a/shell/ash.c b/shell/ash.c
index 2db3302c7..8afdf3d21 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -92,7 +92,6 @@
#include <termios.h>
#endif
-#include "cmdedit.h"
#ifdef __GLIBC__
/* glibc sucks */
@@ -1238,7 +1237,7 @@ static int fgcmd(int, char **);
static int getoptscmd(int, char **);
#endif
static int hashcmd(int, char **);
-#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET
+#if !ENABLE_FEATURE_SH_EXTRA_QUIET
static int helpcmd(int argc, char **argv);
#endif
#if JOBS
@@ -1347,7 +1346,7 @@ static const struct builtincmd builtincmd[] = {
{ BUILTIN_REGULAR "getopts", getoptscmd },
#endif
{ BUILTIN_NOSPEC "hash", hashcmd },
-#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET
+#if !ENABLE_FEATURE_SH_EXTRA_QUIET
{ BUILTIN_NOSPEC "help", helpcmd },
#endif
#if JOBS
@@ -1529,7 +1528,7 @@ static struct var varinit[] = {
{0, VSTRFIXED | VTEXTFIXED | VUNSET, "LC_ALL\0", change_lc_all },
{0, VSTRFIXED | VTEXTFIXED | VUNSET, "LC_CTYPE\0", change_lc_ctype },
#endif
-#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
+#if ENABLE_FEATURE_COMMAND_SAVEHISTORY
{0, VSTRFIXED | VTEXTFIXED | VUNSET, "HISTFILE\0", NULL },
#endif
};
@@ -1934,10 +1933,6 @@ struct shparam {
#define debug optlist[15]
#endif
-#ifndef CONFIG_FEATURE_COMMAND_EDITING_VI
-#define setvimode(on) viflag = 0 /* forcibly keep the option off */
-#endif
-
/* options.c */
@@ -3718,7 +3713,7 @@ shellexec(char **argv, const char *path, int idx)
clearredir(1);
envp = environment();
if (strchr(argv[0], '/') || is_safe_applet(argv[0])
-#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
+#if ENABLE_FEATURE_SH_STANDALONE_SHELL
|| find_applet_by_name(argv[0])
#endif
) {
@@ -3775,7 +3770,7 @@ tryexec(char *cmd, char **argv, char **envp)
applet_name = cmd;
exit(a->main(argc, argv));
}
-#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
+#if ENABLE_FEATURE_SH_STANDALONE_SHELL
if (find_applet_by_name(cmd) != NULL) {
/* re-exec ourselves with the new arguments */
execve(CONFIG_BUSYBOX_EXEC_PATH,argv,envp);
@@ -3949,7 +3944,7 @@ find_command(char *name, struct cmdentry *entry, int act, const char *path)
return;
}
-#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
+#if ENABLE_FEATURE_SH_STANDALONE_SHELL
if (find_applet_by_name(name)) {
entry->cmdtype = CMDNORMAL;
entry->u.index = -1;
@@ -6045,21 +6040,18 @@ static char * pfgets(char *line, int len)
}
-
-#ifdef CONFIG_FEATURE_COMMAND_EDITING
-#ifdef CONFIG_ASH_EXPAND_PRMT
-static char *cmdedit_prompt;
-#else
+#if ENABLE_FEATURE_COMMAND_EDITING
+static line_input_t *line_input_state;
+//static SKIP_ASH_EXPAND_PRMT(const) char *cmdedit_prompt;
static const char *cmdedit_prompt;
-#endif
static void putprompt(const char *s)
{
-#ifdef CONFIG_ASH_EXPAND_PRMT
- free(cmdedit_prompt);
- cmdedit_prompt = xstrdup(s);
-#else
+ if (ENABLE_ASH_EXPAND_PRMT) {
+ free((char*)cmdedit_prompt);
+ cmdedit_prompt = xstrdup(s);
+ return;
+ }
cmdedit_prompt = s;
-#endif
}
#else
static void putprompt(const char *s)
@@ -6068,6 +6060,16 @@ static void putprompt(const char *s)
}
#endif
+#if ENABLE_FEATURE_COMMAND_EDITING_VI
+#define setvimode(on) do { \
+ if (on) line_input_state->flags |= VI_MODE; \
+ else line_input_state->flags &= ~VI_MODE; \
+} while (0)
+#else
+#define setvimode(on) viflag = 0 /* forcibly keep the option off */
+#endif
+
+
static int preadfd(void)
{
int nr;
@@ -6075,25 +6077,25 @@ static int preadfd(void)
parsenextc = buf;
retry:
-#ifdef CONFIG_FEATURE_COMMAND_EDITING
+#if ENABLE_FEATURE_COMMAND_EDITING
if (!iflag || parsefile->fd)
nr = safe_read(parsefile->fd, buf, BUFSIZ - 1);
else {
-#ifdef CONFIG_FEATURE_COMMAND_TAB_COMPLETION
- cmdedit_path_lookup = pathval();
+#if ENABLE_FEATURE_COMMAND_TAB_COMPLETION
+ line_input_state->path_lookup = pathval();
#endif
- nr = cmdedit_read_input((char *) cmdedit_prompt, buf);
- if(nr == 0) {
- /* Ctrl+C presend */
- if(trap[SIGINT]) {
+ nr = read_line_input(cmdedit_prompt, buf, BUFSIZ, line_input_state);
+ if (nr == 0) {
+ /* Ctrl+C pressed */
+ if (trap[SIGINT]) {
buf[0] = '\n';
- buf[1] = 0;
+ buf[1] = '\0';
raise(SIGINT);
return 1;
}
goto retry;
}
- if(nr < 0 && errno == 0) {
+ if (nr < 0 && errno == 0) {
/* Ctrl+D presend */
nr = 0;
}
@@ -7913,6 +7915,10 @@ ash_main(int argc, char **argv)
#if PROFILE
monitor(4, etext, profile_buf, sizeof profile_buf, 50);
#endif
+
+#if ENABLE_FEATURE_COMMAND_EDITING
+ line_input_state = new_line_input_t(FOR_SHELL | WITH_PATH_LOOKUP);
+#endif
state = 0;
if (setjmp(jmploc.loc)) {
int e;
@@ -7954,11 +7960,11 @@ ash_main(int argc, char **argv)
init();
setstackmark(&smark);
procargs(argc, argv);
-#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
- if ( iflag ) {
+#if ENABLE_FEATURE_COMMAND_SAVEHISTORY
+ if (iflag) {
const char *hp = lookupvar("HISTFILE");
- if(hp == NULL ) {
+ if (hp == NULL) {
hp = lookupvar("HOME");
if(hp != NULL) {
char *defhp = concat_path_file(hp, ".ash_history");
@@ -7995,15 +8001,15 @@ state3:
evalstring(minusc, 0);
if (sflag || minusc == NULL) {
-#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
- if ( iflag ) {
- const char *hp = lookupvar("HISTFILE");
+#if ENABLE_FEATURE_COMMAND_SAVEHISTORY
+ if ( iflag ) {
+ const char *hp = lookupvar("HISTFILE");
- if(hp != NULL )
- load_history ( hp );
- }
+ if (hp != NULL)
+ line_input_state->hist_file = hp;
+ }
#endif
-state4: /* XXX ??? - why isn't this before the "if" statement */
+ state4: /* XXX ??? - why isn't this before the "if" statement */
cmdloop(1);
}
#if PROFILE
@@ -11880,7 +11886,7 @@ setinteractive(int on)
setsignal(SIGINT);
setsignal(SIGQUIT);
setsignal(SIGTERM);
-#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET
+#if !ENABLE_FEATURE_SH_EXTRA_QUIET
if(is_interactive > 1) {
/* Looks like they want an interactive shell */
static int do_banner;
@@ -11897,7 +11903,7 @@ setinteractive(int on)
}
-#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET
+#if !ENABLE_FEATURE_SH_EXTRA_QUIET
/*** List the available builtins ***/
static int helpcmd(int argc, char **argv)
@@ -11913,7 +11919,7 @@ static int helpcmd(int argc, char **argv)
col = 0;
}
}
-#ifdef CONFIG_FEATURE_SH_STANDALONE_SHELL
+#if ENABLE_FEATURE_SH_STANDALONE_SHELL
for (i = 0; i < NUM_APPLETS; i++) {
col += out1fmt("%c%s", ((col == 0) ? '\t' : ' '), applets[i].name);
if (col > 60) {
@@ -11945,7 +11951,7 @@ exitshell(void)
/* dash bug: it just does _exit(exitstatus) here
* but we have to do setjobctl(0) first!
* (bug is still not fixed in dash-0.5.3 - if you run dash
- * under Midnight Commander, on exit MC is backgrounded) */
+ * under Midnight Commander, on exit from dash MC is backgrounded) */
status = exitstatus;
goto out;
}
@@ -11955,14 +11961,6 @@ exitshell(void)
evalstring(p, 0);
}
flushall();
-#ifdef CONFIG_FEATURE_COMMAND_SAVEHISTORY
- if (iflag && rootshell) {
- const char *hp = lookupvar("HISTFILE");
-
- if (hp != NULL)
- save_history(hp);
- }
-#endif
out:
setjobctl(0);
_exit(status);
@@ -13491,7 +13489,7 @@ static const char op_tokens[] = {
#define endexpression &op_tokens[sizeof(op_tokens)-7]
-static arith_t arith (const char *expr, int *perrcode)
+static arith_t arith(const char *expr, int *perrcode)
{
char arithval; /* Current character under analysis */
operator lasttok, op;