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提交 f4248a95 编写于 作者: B Bernard Xiong
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[Finsh] Add script feature for msh.

上级 147901c2
隐藏空白更改
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Showing with 340 addition and 163 deletion
components/finsh/SConscript
浏览文件 @ f4248a95
......@@ -22,8 +22,9 @@ finsh_token.c
''')
msh_src = Split('''
msh_cmd.c
msh.c
msh_cmd.c
msh_file.c
''')
CPPPATH = [cwd]
......
components/finsh/cmd.c
浏览文件 @ f4248a95
......@@ -99,17 +99,17 @@ static long _list_thread(struct rt_list_node *list)
else if (thread->stat == RT_THREAD_INIT) rt_kprintf(" init ");
else if (thread->stat == RT_THREAD_CLOSE) rt_kprintf(" close ");
ptr = (rt_uint8_t*)thread->stack_addr;
ptr = (rt_uint8_t *)thread->stack_addr;
while (*ptr == '#')ptr ++;
rt_kprintf(" 0x%08x 0x%08x 0x%08x 0x%08x %03d\n",
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
}
return 0;
}
......@@ -148,7 +148,7 @@ static long _list_sem(struct rt_list_node *list)
sem = (struct rt_semaphore *)(rt_list_entry(node, struct rt_object, list));
if (!rt_list_isempty(&sem->parent.suspend_thread))
{
rt_kprintf("%-8.*s %03d %d:",
rt_kprintf("%-8.*s %03d %d:",
RT_NAME_MAX,
sem->parent.parent.name,
sem->value,
......@@ -448,7 +448,7 @@ static long _list_device(struct rt_list_node *list)
{
struct rt_device *device;
struct rt_list_node *node;
char * const device_type_str[] =
char *const device_type_str[] =
{
"Character Device",
"Block Device",
......@@ -464,11 +464,11 @@ static long _list_device(struct rt_list_node *list)
"SPI Bus",
"SPI Device",
"SDIO Bus",
"PM Pseudo Device",
"PM Pseudo Device",
"Pipe",
"Portal Device",
"Timer Device",
"Miscellaneous Device",
"Timer Device",
"Miscellaneous Device",
"Unknown"
};
......@@ -507,13 +507,13 @@ int list_module(void)
list = &rt_object_container[RT_Object_Class_Module].object_list;
rt_kprintf("module name ref\n");
rt_kprintf("------------ --------\n");
rt_kprintf("module name ref address \n");
rt_kprintf("------------ -------- ------------\n");
for (node = list->next; node != list; node = node->next)
{
module = (struct rt_module *)(rt_list_entry(node, struct rt_object, list));
rt_kprintf("%-16.*s %-04d\n",
RT_NAME_MAX, module->parent.name, module->nref);
rt_kprintf("%-16.*s %-04d 0x%08x\n",
RT_NAME_MAX, module->parent.name, module->nref, module->module_space);
}
return 0;
......@@ -525,13 +525,13 @@ int list_mod_detail(const char *name)
{
int i;
struct rt_module *module;
/* find module */
if ((module = rt_module_find(name)) != RT_NULL)
{
/* module has entry point */
if (!(module->parent.flag & RT_MODULE_FLAG_WITHOUTENTRY))
{
{
struct rt_thread *thread;
struct rt_list_node *tlist;
rt_uint8_t *ptr;
......@@ -548,15 +548,15 @@ int list_mod_detail(const char *name)
else if (thread->stat == RT_THREAD_SUSPEND) rt_kprintf(" suspend");
else if (thread->stat == RT_THREAD_INIT) rt_kprintf(" init ");
ptr = (rt_uint8_t*)thread->stack_addr;
ptr = (rt_uint8_t *)thread->stack_addr;
while (*ptr == '#')ptr ++;
rt_kprintf(" 0x%08x 0x%08x 0x%08x 0x%08x %03d\n",
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
thread->stack_size + ((rt_uint32_t)thread->stack_addr - (rt_uint32_t)thread->sp),
thread->stack_size,
thread->stack_size - ((rt_uint32_t) ptr - (rt_uint32_t)thread->stack_addr),
thread->remaining_tick,
thread->error);
}
/* list sub thread in module */
......@@ -607,18 +607,18 @@ int list_mod_detail(const char *name)
if (!rt_list_isempty(tlist)) _list_timer(tlist);
}
if (module->nsym > 0)
{
rt_kprintf("symbol address \n");
rt_kprintf("-------- ----------\n");
/* list module export symbols */
for (i=0; i<module->nsym; i++)
{
rt_kprintf("%s 0x%x\n",
module->symtab[i].name, module->symtab[i].addr);
}
}
if (module->nsym > 0)
{
rt_kprintf("symbol address \n");
rt_kprintf("-------- ----------\n");
/* list module export symbols */
for (i = 0; i < module->nsym; i++)
{
rt_kprintf("%s 0x%x\n",
module->symtab[i].name, module->symtab[i].addr);
}
}
}
return 0;
......@@ -632,16 +632,16 @@ long list(void)
struct finsh_syscall_item *syscall_item;
struct finsh_sysvar_item *sysvar_item;
#endif
rt_kprintf("--Function List:\n");
{
struct finsh_syscall *index;
for (index = _syscall_table_begin;
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
{
/* skip the internal command */
if (strncmp((char*)index->name, "__", 2) == 0) continue;
/* skip the internal command */
if (strncmp((char *)index->name, "__", 2) == 0) continue;
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
......@@ -664,8 +664,8 @@ long list(void)
{
struct finsh_sysvar *index;
for (index = _sysvar_table_begin;
index < _sysvar_table_end;
FINSH_NEXT_SYSVAR(index))
index < _sysvar_table_end;
FINSH_NEXT_SYSVAR(index))
{
#ifdef FINSH_USING_DESCRIPTION
rt_kprintf("%-16s -- %s\n", index->name, index->desc);
......@@ -682,7 +682,7 @@ long list(void)
sysvar_item = sysvar_item->next;
}
#endif
return 0;
}
FINSH_FUNCTION_EXPORT(list, list all symbol in system)
......@@ -732,12 +732,12 @@ void list_prefix(char *prefix)
{
struct finsh_syscall *index;
for (index = _syscall_table_begin;
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
{
/* skip internal command */
if (str_is_prefix("__", index->name) == 0) continue;
/* skip internal command */
if (str_is_prefix("__", index->name) == 0) continue;
if (str_is_prefix(prefix, index->name) == 0)
{
if (func_cnt == 0)
......@@ -807,10 +807,10 @@ void list_prefix(char *prefix)
/* checks in system variable */
{
struct finsh_sysvar* index;
struct finsh_sysvar *index;
for (index = _sysvar_table_begin;
index < _sysvar_table_end;
FINSH_NEXT_SYSVAR(index))
index < _sysvar_table_end;
FINSH_NEXT_SYSVAR(index))
{
if (str_is_prefix(prefix, index->name) == 0)
{
......
components/finsh/msh.c
浏览文件 @ f4248a95
......@@ -37,7 +37,7 @@
#endif
#define RT_FINSH_ARG_MAX 10
typedef int (*cmd_function_t)(int argc, char** argv);
typedef int (*cmd_function_t)(int argc, char **argv);
#ifdef FINSH_USING_MSH
#ifdef FINSH_USING_MSH_ONLY
......@@ -56,7 +56,7 @@ rt_bool_t msh_is_used(void)
return __msh_state;
}
static int msh_exit(int argc, char** argv)
static int msh_exit(int argc, char **argv)
{
/* return to finsh shell mode */
__msh_state = RT_FALSE;
......@@ -74,15 +74,15 @@ static int msh_enter(void)
FINSH_FUNCTION_EXPORT_ALIAS(msh_enter, msh, use module shell);
#endif
int msh_help(int argc, char** argv)
int msh_help(int argc, char **argv)
{
rt_kprintf("RT-Thread shell commands:\n");
{
struct finsh_syscall *index;
for (index = _syscall_table_begin;
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
{
if (strncmp(index->name, "__cmd_", 6) != 0) continue;
#if defined(FINSH_USING_DESCRIPTION) && defined(FINSH_USING_SYMTAB)
......@@ -98,7 +98,7 @@ int msh_help(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(msh_help, __cmd_help, RT-Thread shell help.);
static int msh_split(char* cmd, rt_size_t length, char* argv[RT_FINSH_ARG_MAX])
static int msh_split(char *cmd, rt_size_t length, char *argv[RT_FINSH_ARG_MAX])
{
char *ptr;
rt_size_t position;
......@@ -161,13 +161,13 @@ static cmd_function_t msh_get_cmd(char *cmd, int size)
cmd_function_t cmd_func = RT_NULL;
for (index = _syscall_table_begin;
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
index < _syscall_table_end;
FINSH_NEXT_SYSCALL(index))
{
if (strncmp(index->name, "__cmd_", 6) != 0) continue;
if (strncmp(&index->name[6], cmd, size) == 0 &&
index->name[6 + size] == '\0')
index->name[6 + size] == '\0')
{
cmd_func = (cmd_function_t)index->func;
break;
......@@ -180,7 +180,7 @@ static cmd_function_t msh_get_cmd(char *cmd, int size)
#if defined(RT_USING_MODULE) && defined(RT_USING_DFS)
/* Return 0 on module executed. Other value indicate error.
*/
int msh_exec_module(const char* cmd_line, int size)
int msh_exec_module(const char *cmd_line, int size)
{
int ret;
int fd = -1;
......@@ -197,7 +197,7 @@ int msh_exec_module(const char* cmd_line, int size)
length = cmd_length + 32;
/* allocate program name memory */
pg_name = (char*) rt_malloc(length);
pg_name = (char *) rt_malloc(length);
if (pg_name == RT_NULL)
return -RT_ENOMEM;
......@@ -251,12 +251,21 @@ int msh_exec_module(const char* cmd_line, int size)
int system(const char *command)
{
return msh_exec_module(command, rt_strlen(command));
int ret = -RT_ENOMEM;
char *cmd = rt_strdup(command);
if (cmd)
{
ret = msh_exec(cmd, rt_strlen(cmd));
rt_free(cmd);
}
return ret;
}
RTM_EXPORT(system);
#endif
static int _msh_exec_cmd(char* cmd, rt_size_t length, int *retp)
static int _msh_exec_cmd(char *cmd, rt_size_t length, int *retp)
{
int argc;
int cmd0_size = 0;
......@@ -287,12 +296,12 @@ static int _msh_exec_cmd(char* cmd, rt_size_t length, int *retp)
return 0;
}
int msh_exec(char* cmd, rt_size_t length)
int msh_exec(char *cmd, rt_size_t length)
{
int cmd_ret;
/* strim the beginning of command */
while(*cmd == ' ' || *cmd == '\t')
/* strim the beginning of command */
while (*cmd == ' ' || *cmd == '\t')
{
cmd++;
length--;
......@@ -318,7 +327,12 @@ int msh_exec(char* cmd, rt_size_t length)
#endif
#if defined(RT_USING_DFS) && defined(DFS_USING_WORKDIR)
/* change to this directory */
if (msh_exec_script(cmd, length) == 0)
{
return 0;
}
/* change to this directory */
if (chdir(cmd) == 0)
{
return 0;
......@@ -329,7 +343,7 @@ int msh_exec(char* cmd, rt_size_t length)
{
char *tcmd;
tcmd = cmd;
while(*tcmd != ' ' && *tcmd != '\0')
while (*tcmd != ' ' && *tcmd != '\0')
{
tcmd++;
}
......@@ -355,14 +369,14 @@ static int str_common(const char *str1, const char *str2)
#ifdef RT_USING_DFS
void msh_auto_complete_path(char *path)
{
DIR* dir = RT_NULL;
DIR *dir = RT_NULL;
struct dirent *dirent = RT_NULL;
char *full_path, *ptr, *index;
if (!path)
return;
full_path = (char*)rt_malloc(256);
full_path = (char *)rt_malloc(256);
if (full_path == RT_NULL) return; /* out of memory */
if (*path != '/')
......@@ -434,9 +448,9 @@ void msh_auto_complete_path(char *path)
/* save dirent name */
strcpy(full_path, dirent->d_name);
}
length = str_common(dirent->d_name, full_path);
if (length < min_length)
{
min_length = length;
......@@ -460,7 +474,7 @@ void msh_auto_complete_path(char *path)
rt_kprintf("%s\n", dirent->d_name);
}
}
length = index - path;
memcpy(index, full_path, min_length);
path[length + min_length] = '\0';
......@@ -481,7 +495,7 @@ void msh_auto_complete(char *prefix)
min_length = 0;
name_ptr = RT_NULL;
if (*prefix == '\0')
if (*prefix == '\0')
{
msh_help(0, RT_NULL);
return;
......@@ -522,7 +536,7 @@ void msh_auto_complete(char *prefix)
/* skip finsh shell function */
if (strncmp(index->name, "__cmd_", 6) != 0) continue;
cmd_name = (const char*) &index->name[6];
cmd_name = (const char *) &index->name[6];
if (strncmp(prefix, cmd_name, strlen(prefix)) == 0)
{
if (min_length == 0)
......
components/finsh/msh.h
浏览文件 @ f4248a95
......@@ -33,7 +33,10 @@
#include <rtthread.h>
rt_bool_t msh_is_used(void);
int msh_exec(char* cmd, rt_size_t length);
int msh_exec(char *cmd, rt_size_t length);
void msh_auto_complete(char *prefix);
int msh_exec_module(const char *cmd_line, int size);
int msh_exec_script(const char *cmd_line, int size);
#endif
components/finsh/msh_cmd.c
浏览文件 @ f4248a95
......@@ -41,7 +41,7 @@
extern char working_directory[];
#endif
int cmd_ls(int argc, char** argv)
int cmd_ls(int argc, char **argv)
{
extern void ls(const char *pathname);
......@@ -53,7 +53,7 @@ int cmd_ls(int argc, char** argv)
ls("/");
#endif
}
else
else
{
ls(argv[1]);
}
......@@ -62,7 +62,7 @@ int cmd_ls(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_ls, __cmd_ls, List information about the FILEs.);
int cmd_cp(int argc, char** argv)
int cmd_cp(int argc, char **argv)
{
void copy(const char *src, const char *dst);
......@@ -80,7 +80,7 @@ int cmd_cp(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_cp, __cmd_cp, Copy SOURCE to DEST.);
int cmd_mv(int argc, char** argv)
int cmd_mv(int argc, char **argv)
{
if (argc != 3)
{
......@@ -89,66 +89,66 @@ int cmd_mv(int argc, char** argv)
}
else
{
int fd;
char *dest = RT_NULL;
int fd;
char *dest = RT_NULL;
rt_kprintf("%s => %s\n", argv[1], argv[2]);
fd = open(argv[2], O_DIRECTORY, 0);
if (fd >= 0)
{
char *src;
close(fd);
/* it's a directory */
dest = (char*)rt_malloc(DFS_PATH_MAX);
if (dest == RT_NULL)
{
rt_kprintf("out of memory\n");
return -RT_ENOMEM;
}
src = argv[1] + rt_strlen(argv[1]);
while (src != argv[1])
{
if (*src == '/') break;
src --;
}
rt_snprintf(dest, DFS_PATH_MAX - 1, "%s/%s", argv[2], src);
}
else
{
fd = open(argv[2], O_RDONLY, 0);
if (fd >= 0)
{
close(fd);
unlink(argv[2]);
}
dest = argv[2];
}
rename(argv[1], dest);
if (dest != RT_NULL && dest != argv[2]) rt_free(dest);
fd = open(argv[2], O_DIRECTORY, 0);
if (fd >= 0)
{
char *src;
close(fd);
/* it's a directory */
dest = (char *)rt_malloc(DFS_PATH_MAX);
if (dest == RT_NULL)
{
rt_kprintf("out of memory\n");
return -RT_ENOMEM;
}
src = argv[1] + rt_strlen(argv[1]);
while (src != argv[1])
{
if (*src == '/') break;
src --;
}
rt_snprintf(dest, DFS_PATH_MAX - 1, "%s/%s", argv[2], src);
}
else
{
fd = open(argv[2], O_RDONLY, 0);
if (fd >= 0)
{
close(fd);
unlink(argv[2]);
}
dest = argv[2];
}
rename(argv[1], dest);
if (dest != RT_NULL && dest != argv[2]) rt_free(dest);
}
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_mv, __cmd_mv, Rename SOURCE to DEST.);
int cmd_cat(int argc, char** argv)
int cmd_cat(int argc, char **argv)
{
int index;
extern void cat(const char* filename);
extern void cat(const char *filename);
if (argc == 1)
{
rt_kprintf("Usage: cat [FILE]...\n");
rt_kprintf("Concatenate FILE(s)\n");
return 0;
return 0;
}
for (index = 1; index < argc; index ++)
......@@ -160,7 +160,7 @@ int cmd_cat(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_cat, __cmd_cat, Concatenate FILE(s));
int cmd_rm(int argc, char** argv)
int cmd_rm(int argc, char **argv)
{
int index;
......@@ -168,7 +168,7 @@ int cmd_rm(int argc, char** argv)
{
rt_kprintf("Usage: rm FILE...\n");
rt_kprintf("Remove (unlink) the FILE(s).\n");
return 0;
return 0;
}
for (index = 1; index < argc; index ++)
......@@ -178,10 +178,10 @@ int cmd_rm(int argc, char** argv)
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_rm, __cmd_rm, Remove (unlink) the FILE(s).);
FINSH_FUNCTION_EXPORT_ALIAS(cmd_rm, __cmd_rm, Remove(unlink) the FILE(s).);
#ifdef DFS_USING_WORKDIR
int cmd_cd(int argc, char** argv)
int cmd_cd(int argc, char **argv)
{
if (argc == 1)
{
......@@ -196,34 +196,34 @@ int cmd_cd(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_cd, __cmd_cd, Change the shell working directory.);
int cmd_pwd(int argc, char** argv)
int cmd_pwd(int argc, char **argv)
{
rt_kprintf("%s\n", working_directory);
return 0;
rt_kprintf("%s\n", working_directory);
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_pwd, __cmd_pwd, Print the name of the current working directory.);
#endif
int cmd_mkdir(int argc, char** argv)
int cmd_mkdir(int argc, char **argv)
{
if (argc == 1)
{
rt_kprintf("Usage: mkdir [OPTION] DIRECTORY\n");
rt_kprintf("Create the DIRECTORY, if they do not already exist.\n");
}
else
{
mkdir(argv[1], 0);
}
return 0;
if (argc == 1)
{
rt_kprintf("Usage: mkdir [OPTION] DIRECTORY\n");
rt_kprintf("Create the DIRECTORY, if they do not already exist.\n");
}
else
{
mkdir(argv[1], 0);
}
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_mkdir, __cmd_mkdir, Create the DIRECTORY.);
int cmd_mkfs(int argc, char** argv)
int cmd_mkfs(int argc, char **argv)
{
int result = 0;
char* type="elm"; /* use the default file system type as 'fatfs' */
char *type = "elm"; /* use the default file system type as 'fatfs' */
if (argc == 2)
{
......@@ -242,7 +242,7 @@ int cmd_mkfs(int argc, char** argv)
rt_kprintf("Usage: mkfs [-t type] device\n");
return 0;
}
if (result != RT_EOK)
{
rt_kprintf("mkfs failed, result=%d\n", result);
......@@ -255,17 +255,17 @@ FINSH_FUNCTION_EXPORT_ALIAS(cmd_mkfs, __cmd_mkfs, format disk with file system);
#endif
#ifdef RT_USING_LWIP
int cmd_ifconfig(int argc, char** argv)
int cmd_ifconfig(int argc, char **argv)
{
extern void list_if(void);
extern void set_if(char* netif_name, char* ip_addr, char* gw_addr, char* nm_addr);
extern void set_if(char *netif_name, char *ip_addr, char *gw_addr, char *nm_addr);
if(argc == 1)
if (argc == 1)
{
list_if();
}
else if(argc == 5)
else if (argc == 5)
{
rt_kprintf("config : %s\n", argv[1]);
rt_kprintf("IP addr: %s\n", argv[2]);
......@@ -283,22 +283,22 @@ int cmd_ifconfig(int argc, char** argv)
FINSH_FUNCTION_EXPORT_ALIAS(cmd_ifconfig, __cmd_ifconfig, list the information of network interfaces);
#ifdef RT_LWIP_TCP
int cmd_netstat(int argc, char** argv)
int cmd_netstat(int argc, char **argv)
{
extern void list_tcps(void);
extern void list_tcps(void);
list_tcps();
return 0;
list_tcps();
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_netstat, __cmd_netstat, list the information of TCP/IP);
FINSH_FUNCTION_EXPORT_ALIAS(cmd_netstat, __cmd_netstat, list the information of TCP / IP);
#endif
#endif /* RT_USING_LWIP */
int cmd_ps(int argc, char** argv)
int cmd_ps(int argc, char **argv)
{
extern long list_thread(void);
extern int list_module(void);
#ifdef RT_USING_MODULE
if ((argc == 2) && (strcmp(argv[1], "-m") == 0))
list_module();
......@@ -309,14 +309,14 @@ int cmd_ps(int argc, char** argv)
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_ps, __cmd_ps, List threads in the system.);
int cmd_time(int argc, char** argv)
int cmd_time(int argc, char **argv)
{
return 0;
}
FINSH_FUNCTION_EXPORT_ALIAS(cmd_time, __cmd_time, Execute command with time.);
#ifdef RT_USING_HEAP
int cmd_free(int argc, char** argv)
int cmd_free(int argc, char **argv)
{
extern void list_mem(void);
extern void list_memheap(void);
......
components/finsh/msh_file.c 0 → 100644
浏览文件 @ f4248a95
/*
* script for RT-Thread module shell
*
* COPYRIGHT (C) 2013-2015, Shanghai Real-Thread Technology Co., Ltd
*
* This file is part of RT-Thread (http://www.rt-thread.org)
* Maintainer: bernard.xiong <bernard.xiong at gmail.com>
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Change Logs:
* Date Author Notes
* 2015-09-25 Bernard the first verion for FinSH
*/
#include <rtthread.h>
#include <finsh.h>
#include "msh.h"
#if defined(FINSH_USING_MSH) && defined(RT_USING_DFS)
#include <dfs_posix.h>
static int msh_readline(int fd, char *line_buf, int size)
{
char ch;
int index = 0;
do
{
if (read(fd, &ch, 1) != 1)
{
/* nothing in this file */
return 0;
}
}
while (ch == '\n' || ch == '\r');
/* set the first character */
line_buf[index ++] = ch;
while (index < size)
{
if (read(fd, &ch, 1) == 1)
{
if (ch == '\n' || ch == '\r')
{
line_buf[index] = '\0';
break;
}
line_buf[index++] = ch;
}
else
{
line_buf[index] = '\0';
break;
}
}
return index;
}
int msh_exec_script(const char *cmd_line, int size)
{
int ret;
int fd = -1;
char *pg_name;
int length, cmd_length = 0;
if (size == 0) return -RT_ERROR;
/* get the length of command0 */
while ((cmd_line[cmd_length] != ' ' && cmd_line[cmd_length] != '\t') && cmd_length < size)
cmd_length ++;
/* get name length */
length = cmd_length + 32;
/* allocate program name memory */
pg_name = (char *) rt_malloc(length);
if (pg_name == RT_NULL) return -RT_ENOMEM;
/* copy command0 */
memcpy(pg_name, cmd_line, cmd_length);
pg_name[cmd_length] = '\0';
if (strstr(pg_name, ".sh") != RT_NULL || strstr(pg_name, ".SH") != RT_NULL)
{
/* try to open program */
fd = open(pg_name, O_RDONLY, 0);
/* search in /bin path */
if (fd < 0)
{
rt_snprintf(pg_name, length - 1, "/bin/%.*s", cmd_length, cmd_line);
fd = open(pg_name, O_RDONLY, 0);
}
}
rt_free(pg_name);
if (fd >= 0)
{
/* found script */
char *line_buf;
int length;
line_buf = (char *) rt_malloc(RT_CONSOLEBUF_SIZE);
/* read line by line and then exec it */
do
{
length = msh_readline(fd, line_buf, RT_CONSOLEBUF_SIZE);
if (length > 0)
{
char ch = '\0';
int index;
for (index = 0; index < length; index ++)
{
ch = line_buf[index];
if (ch == ' ' || ch == '\t') continue;
else break;
}
if (ch != '#') /* not a comment */
msh_exec(line_buf, length);
}
}
while (length > 0);
close(fd);
rt_free(line_buf);
ret = 0;
}
else
{
ret = -1;
}
return ret;
}
#endif
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