int main(int argc, char *argv[])
{
int ret;
if(argc != 2)
{
printf("usage:ftw <starting_pathname>");
exit(0);
}
ret = myftw(argv[1], myfunc);
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock;
if(ntot == 0)
ntot = 1;
printf("regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
printf("directories = %7ld, %5.2f %%\n", ndir, ndir*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n", nblk, nblk*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n", nchr, nchr*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n", nfifo, nfifo*100.0/ntot);
printf("symbolic link = %7ld, %5.2f %%\n", nslink, nslink*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n", nsock, nsock*100.0/ntot);
exit(ret);
}
int
main(int argc, char *argv[])
{
int ret;
if (argc != 2)
printf("usage: ftw <starting-pathname>");
ret = myftw(argv[1], myfunc); /* does it all */
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock;
if (ntot == 0)
ntot = 1; /* avoid divide by 0; print 0 for all counts */
printf("regular files = %7ld, %5.2f %%\n", nreg,
nreg*100.0/ntot);
printf("directories = %7ld, %5.2f %%\n", ndir,
ndir*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n", nblk,
nblk*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n", nchr,
nchr*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n", nfifo,
nfifo*100.0/ntot);
printf("symbolic links = %7ld, %5.2f %%\n", nslink,
nslink*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n", nsock,
nsock*100.0/ntot);
exit(ret);
}
int main(int argc, char *argv[])
{
int ret;
if (argc != 2)
{
fprintf(stderr, "usage: ftw starting-pathname\n");
exit(1);
}
ret = myftw(argv[1], myfunc);
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock;
// avoid divided by 0
if (ntot == 0)
ntot = 1;
// DON"T use tab, or it'll be messy
fprintf(stdout, "regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
fprintf(stdout, "dirtories = %7ld, %5.2f %%\n", ndir, ndir*100.0/ntot);
fprintf(stdout, "block special= %7ld, %5.2f %%\n", nblk, nblk *100.0/ntot);
fprintf(stdout, "char special= %7ld, %5.2f %%\n", nchr, nchr*100.0/ntot);
fprintf(stdout, "fifo files = %7ld, %5.2f %%\n", nfifo, nfifo*100.0/ntot);
fprintf(stdout, "symbolic links= %7ld, %5.2f %%\n", nslink, nslink*100.0/ntot);
fprintf(stdout, "sockets = %7ld, %5.2f %%\n", nsock, nsock*100.0/ntot);
fprintf(stdout, "regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
return 0;
}
int main (int argc, char* argv[])
{
int ret;
if (argc != 2)
{
printf("Usage ERROR!");
return -1;
}
ret = myftw(argv[1], myfunc);
ntot = nreg + nblk + nchr + nfifo + nslink + nsock;
if (ntot == 0)
ntot = 1;
printf("regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
printf("directories = %7ld, %5.2f %%\n", ndir, ndir*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n", nblk, nblk*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n", nchr, nchr*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n", nfifo, nfifo*100.0/ntot);
printf("symbolic links = %7ld, %5.2f %%\n", nslink, nslink*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n", nsock, nsock*100.0/ntot);
return ret;
}
int main (int argc, char **argv)
{
// parse program parameters
char *pathname = NULL;
char *searchstr = NULL;
char *filetypes = NULL;
int index;
int c;
struct FlagOpts flags;
flags.c = 0; flags.h = 0; flags.S = 0; flags.l = 0;
opterr = 0;
while ((c = getopt (argc, argv, "p:f:l::s:")) != -1)
switch (c)
{
case 'p':
pathname = optarg;
break;
case 'f':
fileTypesFlag = 1;
filetypes = optarg;
if ( mygrep( "c" , 1, filetypes, strlen(filetypes)) )
flags.c = 1;
if ( mygrep( "h" , 1, filetypes, strlen(filetypes)) )
flags.h = 1;
if ( mygrep( "S" , 1, filetypes, strlen(filetypes)) )
flags.S = 1;
break;
case 'l':
flags.l = 1;
break;
case 's':
searchstr = optarg;
if ( isValidGrepStr(searchstr) == 0 ) {
my_errprintf("Invalid argument for [-s]: %s\n", searchstr );
exit(EXIT_FAILURE);
}
break;
case '?':
if (optopt == 'f')
my_errprintf ("Option -%c requires an argument.\n", optopt);
else if (isprint (optopt))
my_errprintf ("Unknown option `-%c'.\n", optopt);
else
my_errprintf ("Unknown option character `\\x%x'.\n", optopt);
return 1;
default:
abort ();
}
for (index = optind; index < argc; index++)
my_printf ("Non-option argument %s\n", argv[index]);
// Run program with parsed input
myftw(pathname, searchstr, &flags);
return 0;
}
int SearchFile(const char *envpath, const char *file, char *filepath)
{
dirlist=createlist(dirlist);
char path[PATH_MAX+1]={'\0'};
strcpy(path,envpath);
int finished=myftw(path, file,filepath);
deletelist(dirlist);
return finished;
}
int main(int argc, char *argv[])
{
int ret;
if (argc == 2) {
/* 输出各类文件数 */
ret = myftw(argv[1], myfunc);
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock + ntot;
if (ntot == 0)
ntot = 1;
printf("regular files \t= %7ld, %5.2f %%\n", nreg, nreg * 100.0 / ntot);
printf("regular files that\n");
printf("no larger than %d\t= %7ld, %5.2f %%\n", filelen, nreg_small, nreg_small * 100.0 / ntot);
printf("directories \t= %7ld, %5.2f %%\n", ndir, ndir * 100.0 / ntot);
printf("block special \t= %7ld, %5.2f %%\n", nblk, nblk * 100.0 / ntot);
printf("char special \t= %7ld, %5.2f %%\n", nchr, nchr * 100.0 / ntot);
printf("FIFOs \t= %7ld, %5.2f %%\n", nfifo, nfifo * 100.0 / ntot);
printf("symbolic links \t= %7ld, %5.2f %%\n", nslink, nslink * 100.0 / ntot);
printf("sockets \t= %7ld, %5.2f %%\n", nsock, nsock * 100.0 / ntot);
}
else if (argc == 4 && (strcmp(argv[2], "-comp") == 0)) {
/* 输出在<pathname>目录子树之下，
所有与<filename>文件内容一致的文件的绝对路径名 */
if (lstat(argv[3], &filestat) < 0) {
err_quit("stat error");
}
filename = argv[3];
ret = myftw(argv[1], myfunc2);
}
else if (argc >= 4 && (strcmp(argv[2], "-name") == 0)) {
/* 命令输出在<pathname>目录子树之下，
所有与<str>…序列中文件名相同的文件的绝对路径名。*/
strnum = argc - 3;
str = &argv[3];
ret = myftw(argv[1], myfunc3);
}
else {
err_quit("usage: myfind <pathname> [-comp <filename> | -name <str>...]");
}
exit(ret);
}
int main(int argc, char *argv[])
{
int ret;
if (argc != 2) {
printf("usage: ftw <starting-pathname>");
return 0;
}
ret = myftw(argv[1], myfunc);
desktop_list_items(&head);
exit(ret);
}
int main(int argc,char*argv[])
{
int ret;
if(argc!=2) err_quit("Usage error\n");
ret=myftw(argv[1],myfunc);
ntot=nreg+ndir+nblk+nchr+nfifo+nslink+nsock;
if(ntot==0) ntot=1;
printf("regular files = %7ld, %5.2f %%\n",nreg,nreg*100.0/ntot);
printf("dir files = %7ld, %5.2f %%\n",ndir,ndir*100.0/ntot);
printf("block = %7ld, %5.2f %%\n",nblk,nblk*100.0/ntot);
printf("char = %7ld, %5.2f %%\n",nchr,nchr*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n",nfifo,nfifo*100.0/ntot);
exit(0);
}
int myftw(char *path, const char *file, char *filepath)
{
struct stat path_stat;
struct dirent *dirp;
DIR *dp;
int n;
if(stat(path,&path_stat)!=0)
{
printf("stat failed.\n");
return 0;
}
if(S_ISDIR(path_stat.st_mode)==0) //路径是文件，判断文件名是否与目标文件相同
{
char name[255]={'\0'}; int i=0;
for(n=strlen(path)-1;n>=0;n--)
if(path[n]=='/') break;
for(n+=1;n<strlen(path);n++) name[i++]=path[n];
if(!strcmp(name,file))
{
strcpy(filepath,path);
return 1;
}
return 0;
}
else //path正确是一个目录
{
if(traverse(dirlist,path_stat.st_ino)) //没访问过这个文件夹，避免成环
return 0;
insertdir(dirlist,path_stat.st_ino); //存入inode号
n=strlen(path);
path[n++]='/';
path[n]=0;
if((dp=opendir(path))==NULL) //能否打开
return 0;
while((dirp=readdir(dp))!=NULL) //遍历文件夹下的每一个文件或文件夹，调用函数myftw()
{
if(strcmp(dirp->d_name,".")==0 || strcmp(dirp->d_name,"..")==0) //跳过.和..这两个软链接
continue;
strcpy(&path[n],dirp->d_name);
if(myftw(path,file,filepath)==1)
{
closedir(dp);
return 1;
}
}
closedir(dp); //关闭文件夹
}
return 0;
}
int main(int argc,char* argv[])
{
int ret;
if(argc!=2){
printf("usage:walkDir <pathdir>");
exit(1);
}
ret=myftw(argv[1],myfunc);//callback function:myfunc()
printf("regular files:%ld\n",nreg);
printf("diractory files:%ld\n",ndir);
printf("block files:%ld\n",nblk);
printf("char files:%ld\n",nchr);
printf("fifo files:%ld\n",nfifo);
printf("socket files:%ld\n",nsock);
printf("link files:%ld\n",nlink);
exit(ret);
}
/*
* === FUNCTION ======================================================================
* Name: main
* Description:
* =====================================================================================
*/
int main ( int argc, char *argv[] )
{
int ret;
if(argc!=2)
ERR_EXIT("参数个数不对");
ret = myftw(argv[1],myfunc);
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock;
if(ntot==0)
ntot =1;
printf("regular files = %7ld, %5.2f %%\n",nreg,nreg*100.0/ntot);
printf("directories = %7ld, %5.2f %%\n",ndir,ndir*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n",nblk,nblk*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n",nchr,nchr*100.0/ntot);
printf("fifos = %7ld, %5.2f %%\n",nfifo,nfifo*100.0/ntot);
printf("symbolic links = %7ld, %5.2f %%\n",nslink,nslink*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n",nsock,nsock*100.0/ntot);
exit(ret);
} /* ---------- end of function main ---------- */
int main(int argc, char *argv[])
{
int ret;
if (argc != 2)
err_quit("usage: %s <starting-pathname>", argv[0]);
// do it all
ret = myftw(argv[1], myfunc);
ntot = nreg + ndir + nblk + nchr + nfifo + nslink + nsock;
// avoid divide by 0
if (ntot == 0)
ntot = 1;
printf("regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
printf("directories = %7ld, %5.2f %%\n", ndir, ndir*100.0/ntot);
printf("symbolic links = %7ld, %5.2f %%\n", nslink, nslink*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n", nchr, nchr*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n", nblk, nblk*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n", nsock, nsock*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n", nfifo, nfifo*100.0/ntot);
return 0;
}
int main (int argc, char **argv)
{
ar.l = 0;
ar.f = 0; ar.fval = NULL;
ar.p = 0; ar.pval = NULL;
ar.s = 0; ar.sval = NULL;
int index;
int c;
opterr = 0;
int filechk = 0;
DIR *dp;
while ((c = getopt (argc, argv, "lp:s:f:")) != -1){
switch (c)
{
case 'l':
ar.l = 1;
break;
case 'f':
ar.fval = optarg;
if(strcmp(ar.fval, "c") != 0 && strcmp(ar.fval, "h") != 0 && strcmp(ar.fval, "S") != 0 ){
fprintf (stderr, "Option -%c only accepts 'c', 'h', or 'S' as arguments.\n", optopt);
return 1;
}
else{
ar.f = (int)ar.fval[0]; //c = 99, S = 83, h = 104
// fprintf (stderr, "fflag is: %d \n", ar.f);
}
break;
case 'p':
ar.pval = optarg;
if ((dp = opendir((char*)ar.pval)) == NULL){
fprintf (stderr,"%s is not a valid pathname\n", ar.pval);
return 1;
}
else{
ar.p = 1;
int nlen = strlen(ar.pval);
fprintf(stderr, "%d... %c\n " ,nlen, ar.pval[nlen-1]);
if(ar.pval[nlen-1] == '/'){
fprintf(stderr, "deleting... %c\n " ,ar.pval[nlen-1]);
ar.pval[nlen-1] = 0;
}
}
break;
case 's':
ar.s = 1;
ar.sval = optarg;
break;
case '?':
if (optopt == 'f')
fprintf (stderr, "Option -%c requires an argument.\n", optopt);
else if (optopt == 'p')
fprintf (stderr, "Option -%c requires an argument.\n", optopt);
else if (optopt == 's')
fprintf (stderr, "Option -%c requires an argument.\n", optopt);
else if (isprint (optopt))
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
else
fprintf (stderr, "Unknown option character `\\x%x'.\n", optopt);
return 1;
default:
abort ();
} //end switch(c)
} //end while getopt
printf ("pflag = %d, fflag = %d, lflag = %d, sflag = %d\n",
ar.p, ar.f, ar.l, ar.s );
printf ("fvalue = %s, pvalue = %s, svalue = %s\n",
ar.fval, ar.pval, ar.sval );
if(ar.s == 0 || ar.p == 0 ){
fprintf(stderr, "%s\n", "Missing essential -p and -s arguments");
return 1;
}
//Print out bad arguments
for (index = optind; index < argc; index++){
printf ("Non-option argument: %s\n", argv[index]);
}
//traverse through directory
myftw(ar.pval, myfunc);
return 0;
}
int main(int argc, char *argv[])
{
int ret;
struct stat statbuf;
if(!(argc == 2 || (argc == 4 && 0 == strcmp(argv[2], "-comp")) || (argc >= 4 && 0 == strcmp(argv[2], "-name"))))
err_quit("usage: myfind <pathname> [-comp <filename> | -name<str>...]");
if(lstat(argv[1], &statbuf) < 0)
err_quit("lstat error: %s\n", argv[1]);
if(S_ISDIR(statbuf.st_mode) == 0) //equal 0, not a directory, then use current directory
strcpy(argv[1], ".");
if(argc == 2)
{
ret = myftw(argv[1], myfunc);
ntot = nreg + ndir + nblk + nfifo + nslink + nsock + nchr;
if(ntot == 0)
ntot = 1;/* avoid divide by 0; print 0 for all counts*/
printf("regular files = %7ld, %5.2f %%\n", nreg, nreg*100.0/ntot);
printf("less than 4096 = %7ld, %5.2f %%\n", less4096, less4096*100.0/ntot);
printf("derectories = %7ld, %5.2f %%\n", ndir, ndir*100.0/ntot);
printf("block special = %7ld, %5.2f %%\n", nblk, nblk*100.0/ntot);
printf("char special = %7ld, %5.2f %%\n", nchr, nchr*100.0/ntot);
printf("FIFOs = %7ld, %5.2f %%\n", nfifo, nfifo*100.0/ntot);
printf("symbolic links = %7ld, %5.2f %%\n", nslink, nslink*100.0/ntot);
printf("sockets = %7ld, %5.2f %%\n", nsock, nsock*100.0/ntot);
}
/*找出所有与指定文件有 相同内容 的文件*/
if(argc == 4 && 0 == strcmp(argv[2], "-comp"))
{
/*输入判断，如果文件不符合，则可以直接返回错误，不用open了*/
if(lstat(argv[3], &statbuf) < 0)
err_quit("lstat error: %s\n", argv[3]);
if(!S_ISREG(statbuf.st_mode))
err_quit("not a regular file: %s\n", argv[3]);
/*读入文件内容*/
int fd;
filesize = statbuf.st_size;
if((fd = open(argv[3], O_RDONLY, FILE_MODE)) == -1)
err_sys("can't open the file: %s\n", argv[3]);
if((filebuf = (char*)malloc(sizeof(char) * filesize)) == NULL ||
(comparebuf = (char*)malloc(sizeof(char) * filesize)) == NULL)
err_sys("malloc error\n");
if(read(fd, filebuf, filesize) != filesize)
err_sys("read error: %s\n", argv[3]);
close(fd);
/*将起始目录转为绝对路径*/
int len;
inputpath = path_alloc(&len);
getRealPath(argv[1], inputpath);
char* tmp = inputpath + strlen(inputpath);
*(tmp-1) = 0;
//printf("inputpath_after_tmp:%s\n")
//???
char *ptr, *end;
const char *split;
split = getFileName(argv[3]); /*分离目录和文件名*/
//保存指定文件的绝对目录
inputfilepath = path_alloc(&len); //path_alloc返回的类型是char*
getRealPath(argv[1], inputfilepath);
end = argv[3] + strlen(argv[3]);
ptr = inputfilepath + strlen(inputfilepath);
while(split < end)
*ptr++ = *split++;
*ptr = 0;
//开始查找
printf("\nSame content as '%s':\n", argv[3]);
ret = myftw(inputpath, myfuncCompareContent);
if(filefindcount == 0)
printf("Can't find any match file.\n");
printf("\n");
}
/*找出filename相同的文件*/
if(argc >= 4 && strcmp(argv[2], "-name") == 0)
{
int len, i;
const char *split;
inputpath = path_alloc(&len);
inputfilename = path_alloc(&len);
getRealPath(argv[1], inputpath); //inputpath后面有'/'
char* tmp = inputpath + strlen(inputpath);
*(tmp-1) = 0;
printf("\n");
for(i = 3; i < argc; i++)
{
split = getFileName(argv[i]);
if(split != argv[i]) /*输入的文件名包含了路径*/
err_quit("only filename, do you include pathname?");
strncpy(inputfilename, argv[i], len);
filefindcount = 0;
printf("%d. Same filename as '%s':\n", i-2, argv[i]);
ret = myftw(inputpath, myfuncCompareName);
if(filefindcount == 0)
printf("Cannot find any match file\n\n");
}
}
exit(ret);
}
