diff options
Diffstat (limited to 'common/hush.c')
| -rw-r--r-- | common/hush.c | 66 |
1 files changed, 38 insertions, 28 deletions
diff --git a/common/hush.c b/common/hush.c index 1993398..dbb952d 100644 --- a/common/hush.c +++ b/common/hush.c @@ -94,7 +94,8 @@ #include <common.h> /* readline */ #include <hush.h> #include <command.h> /* find_cmd */ -#include <cmd_bootm.h> /* do_bootd */ +/*cmd_boot.c*/ +extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); /* do_bootd */ #endif #ifdef CFG_HUSH_PARSER #ifndef __U_BOOT__ @@ -1048,12 +1049,12 @@ static void get_user_input(struct in_str *i) i->p = the_command; } else { - if (console_buffer[0] != '\n') { - if (strlen(the_command) + strlen(console_buffer) + if (console_buffer[0] != '\n') { + if (strlen(the_command) + strlen(console_buffer) < CFG_CBSIZE) { - n = strlen(the_command); - the_command[n-1] = ' '; - strcpy(&the_command[n],console_buffer); + n = strlen(the_command); + the_command[n-1] = ' '; + strcpy(&the_command[n],console_buffer); } else { the_command[0] = '\n'; @@ -1257,8 +1258,8 @@ static void pseudo_exec(struct child_prog *child) if (p != child->argv[i]) free(p); } child->argv+=i; /* XXX this hack isn't so horrible, since we are about - to exit, and therefore don't need to keep data - structures consistent for free() use. */ + to exit, and therefore don't need to keep data + structures consistent for free() use. */ /* If a variable is assigned in a forest, and nobody listens, * was it ever really set? */ @@ -1648,14 +1649,18 @@ static int run_pipe_real(struct pipe *pi) child->argv[i]); return -1; } - /* Look up command in command table */ + /* Look up command in command table */ + + if ((cmdtp = find_cmd(child->argv[i])) == NULL) { printf ("Unknown command '%s' - try 'help'\n", child->argv[i]); return -1; /* give up after bad command */ } else { int rcode; #if (CONFIG_COMMANDS & CFG_CMD_BOOTD) - /* avoid "bootd" recursion */ + extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); + + /* avoid "bootd" recursion */ if (cmdtp->cmd == do_bootd) { if (flag & CMD_FLAG_BOOTD) { printf ("'bootd' recursion detected\n"); @@ -1665,7 +1670,7 @@ static int run_pipe_real(struct pipe *pi) flag |= CMD_FLAG_BOOTD; } #endif /* CFG_CMD_BOOTD */ - /* found - check max args */ + /* found - check max args */ if ((child->argc - i) > cmdtp->maxargs) { printf ("Usage:\n%s\n", cmdtp->usage); return -1; @@ -1676,15 +1681,20 @@ static int run_pipe_real(struct pipe *pi) rcode = x->function(child); #else /* OK - call function to do the command */ + rcode = (cmdtp->cmd) - (cmdtp, flag,child->argc-i,&child->argv[i]); +(cmdtp, flag,child->argc-i,&child->argv[i]); if ( !cmdtp->repeatable ) flag_repeat = 0; + + #endif child->argv-=i; /* XXX restore hack so free() can work right */ #ifndef __U_BOOT__ + restore_redirects(squirrel); #endif + return rcode; } } @@ -1965,11 +1975,11 @@ static int free_pipe(struct pipe *pi, int indent) #ifndef __U_BOOT__ globfree(&child->glob_result); #else - for (a = child->argc;a >= 0;a--) { - free(child->argv[a]); - } + for (a = child->argc;a >= 0;a--) { + free(child->argv[a]); + } free(child->argv); - child->argc = 0; + child->argc = 0; #endif child->argv=NULL; } else if (child->group) { @@ -2103,17 +2113,17 @@ static int xglob(o_string *dest, int flags, glob_t *pglob) { int gr; - /* short-circuit for null word */ + /* short-circuit for null word */ /* we can code this better when the debug_printf's are gone */ - if (dest->length == 0) { - if (dest->nonnull) { - /* bash man page calls this an "explicit" null */ - gr = globhack(dest->data, flags, pglob); - debug_printf("globhack returned %d\n",gr); - } else { + if (dest->length == 0) { + if (dest->nonnull) { + /* bash man page calls this an "explicit" null */ + gr = globhack(dest->data, flags, pglob); + debug_printf("globhack returned %d\n",gr); + } else { return 0; } - } else if (glob_needed(dest->data)) { + } else if (glob_needed(dest->data)) { gr = glob(dest->data, flags, NULL, pglob); debug_printf("glob returned %d\n",gr); if (gr == GLOB_NOMATCH) { @@ -2462,7 +2472,7 @@ static int done_word(o_string *dest, struct p_context *ctx) } #ifndef __U_BOOT__ glob_target = &child->glob_result; - if (child->argv) flags |= GLOB_APPEND; + if (child->argv) flags |= GLOB_APPEND; #else for (cnt = 1, s = dest->data; s && *s; s++) { if (*s == '\\') s++; @@ -2522,9 +2532,9 @@ static int done_command(struct p_context *ctx) struct child_prog *prog=ctx->child; if (prog && prog->group == NULL - && prog->argv == NULL + && prog->argv == NULL #ifndef __U_BOOT__ - && prog->redirects == NULL) { + && prog->redirects == NULL) { #else ) { #endif @@ -3339,7 +3349,7 @@ int hush_main(int argc, char **argv) debug_printf("\ninteractive=%d\n", interactive); if (interactive) { /* Looks like they want an interactive shell */ -#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET +#ifndef CONFIG_FEATURE_SH_EXTRA_QUIET printf( "\n\n" BB_BANNER " hush - the humble shell v0.01 (testing)\n"); printf( "Enter 'help' for a list of built-in commands.\n\n"); #endif |