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60 lines
988 B
C
60 lines
988 B
C
/* $Id: sh.c,v 1.1 2002/01/20 21:22:29 ea Exp $
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*
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* baresh - Bare Shell for the PSX subsystem.
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* Copyright (c) 2002 Emanuele Aliberti
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* License: GNU GPL v2
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*/
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#include <stdio.h>
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#include <sys/types.h>
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#include <dirent.h>
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#define INPUT_BUFFER_SIZE 128
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int run=1;
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void cmd_exit(char*buf)
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{
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run=0;
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}
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void cmd_pwd(char * buf)
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{
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char pwd[1024];
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getcwd(pwd,sizeof pwd);
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printf("%s\n",pwd);
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}
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void cmd_ls(char*buf)
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{
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char pwd[1024];
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DIR * dir;
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struct dirent * entry;
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getcwd(pwd,sizeof pwd);
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dir=opendir(pwd);
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while (NULL!=(entry=readdir(dir)))
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{
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printf("%s\n",entry->d_name);
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}
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closedir(dir);
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}
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int main(int argc,char*argv[])
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{
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char buf[INPUT_BUFFER_SIZE];
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while (run)
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{
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printf("# ");
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if (gets(buf))
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{
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if (!strcmp("exit",buf)) cmd_exit(buf);
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else if (!strcmp("pwd",buf)) cmd_pwd(buf);
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else if (!strcmp("ls",buf)) cmd_ls(buf);
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else printf("%s: unknown command\n",argv[0]);
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}
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}
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return 0;
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}
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/* EOF */
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