📄 tree.c
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fprintf(outfile,"\t\t<style type=\"text/css\">\n\t\t\t<!-- \n"); fprintf(outfile,"\t\t\tBODY { font-family : courier, monospace, sans-serif; }\n"); fprintf(outfile,"\t\t\tP { font-weight: normal; font-family : courier, monospace, sans-serif; color: black; background-color: transparent;}\n"); fprintf(outfile,"\t\t\tB { font-weight: normal; color: black; background-color: transparent;}\n"); fprintf(outfile,"\t\t\tA:visited { font-weight : normal; text-decoration : none; background-color : transparent; margin : 0px 0px 0px 0px; padding : 0px 0px 0px 0px; display: inline; }\n"); fprintf(outfile,"\t\t\tA:link { font-weight : normal; text-decoration : none; margin : 0px 0px 0px 0px; padding : 0px 0px 0px 0px; display: inline; }\n"); fprintf(outfile,"\t\t\tA:hover { color : #000000; font-weight : normal; text-decoration : underline; background-color : yellow; margin : 0px 0px 0px 0px; padding : 0px 0px 0px 0px; display: inline; }\n"); fprintf(outfile,"\t\t\tA:active { color : #000000; font-weight: normal; background-color : transparent; margin : 0px 0px 0px 0px; padding : 0px 0px 0px 0px; display: inline; }\n"); fprintf(outfile,"\t\t\t.VERSION { font-size: small; font-family : arial, sans-serif; }\n"); /* We can use CSS for nolinks as well */ fprintf(outfile,"\t\t\t.NORM { color: black; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.FIFO { color: purple; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.CHAR { color: yellow; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.DIR { color: blue; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.BLOCK { color: yellow; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.LINK { color: aqua; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.SOCK { color: fuchsia; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t.EXEC { color: green; background-color: transparent;}\n"); fprintf(outfile,"\t\t\t-->\n\t\t</style>\n"); fprintf(outfile,"\t</head>\n"); fprintf(outfile,"\t<body>\n"); fprintf(outfile,"\t\t<h1>%s</h1>\n\t\t\t<p>",title); fflag = FALSE; if (nolinks) { if (force_color) fprintf(outfile, "<b class=\"NORM\">%s</b>\n",host); else fprintf(outfile,"%s\n",host); } else { if (force_color) fprintf(outfile,"<a class=\"NORM\" href=\"%s\">%s</a>\n",host,host); else fprintf(outfile,"<a href=\"%s\">%s</a>\n",host,host); } curdir = gnu_getcwd(); } if (dirname) { for(colored=i=0;dirname[i];i++,colored=0) { if (fflag) { do { j=strlen(dirname[i]); if (j > 1 && dirname[i][j-1] == '/') dirname[i][--j] = 0; } while (j > 1 && dirname[i][j-1] == '/'); } if ((n = lstat(dirname[i],&st)) >= 0) { saveino(st.st_ino, st.st_dev); if (colorize) colored = color(st.st_mode,dirname[i],n<0,FALSE); } if (!Hflag) printit(dirname[i]); if (colored) fprintf(outfile,"%s",endcode); if (!Hflag) listdir(dirname[i],&dtotal,&ftotal,0,0); else { if (chdir(dirname[i])) { fprintf(outfile,"%s [error opening dir]\n",dirname[i]); exit(1); } else { listdir(".",&dtotal,&ftotal,0,0); chdir(curdir); } } } } else { if ((n = lstat(".",&st)) >= 0) { saveino(st.st_ino, st.st_dev); if (colorize) colored = color(st.st_mode,".",n<0,FALSE); } if (!Hflag) fprintf(outfile,"."); if (colored) fprintf(outfile,"%s",endcode); listdir(".",&dtotal,&ftotal,0,0); } if (Hflag) fprintf(outfile,"\t\t<br><br>\n\t\t</p>\n\t\t<p>\n"); if (!noreport) { if (dflag) fprintf(outfile,"\n%d director%s\n",dtotal,(dtotal==1? "y":"ies")); else fprintf(outfile,"\n%d director%s, %d file%s\n",dtotal,(dtotal==1? "y":"ies"),ftotal,(ftotal==1? "":"s")); } if (Hflag) { fprintf(outfile,"\t\t<br><br>\n\t\t</p>\n"); fprintf(outfile,"\t\t<hr>\n"); fprintf(outfile,"\t\t<p class=\"VERSION\">\n"); fprintf(outfile,hversion,linedraw->copy, linedraw->copy, linedraw->copy); fprintf(outfile,"\t\t</p>\n"); fprintf(outfile,"\t</body>\n"); fprintf(outfile,"</html>\n"); } if (outfilename != NULL) fclose(outfile); return 0;}/*usage: tree [-adfghilnpqrstuxACDFNS] [-H baseHREF] [-T title ] [-L level [-R]] [-P pattern] [-I pattern] [-o filename] [--version] [--help] [--inodes] [--device] [--noreport] [--nolinks] [--dirsfirst] [--charset charset] [<directory list>]*/void usage(int n){ switch(n) { case 1: fprintf(stderr,"usage: tree [-adfghilnpqrstuxACDFNS] [-H baseHREF] [-T title ] [-L level [-R]]\n\t[-P pattern] [-I pattern] [-o filename] [--version] [--help] [--inodes]\n\t[--device] [--noreport] [--nolinks] [--dirsfirst] [--charset charset]\n\t[<directory list>]\n"); break; case 2: fprintf(stderr,"usage: tree [-adfghilnpqrstuxACDFNS] [-H baseHREF] [-T title ] [-L level [-R]]\n\t[-P pattern] [-I pattern] [-o filename] [--version] [--help] [--inodes]\n\t[--device] [--noreport] [--nolinks] [--dirsfirst] [--charset charset]\n\t[<directory list>]\n"); fprintf(stderr," -a All files are listed.\n"); fprintf(stderr," -d List directories only.\n"); fprintf(stderr," -l Follow symbolic links like directories.\n"); fprintf(stderr," -f Print the full path prefix for each file.\n"); fprintf(stderr," -i Don't print indentation lines.\n"); fprintf(stderr," -q Print non-printable characters as '?'.\n"); fprintf(stderr," -N Print non-printable characters as is.\n"); fprintf(stderr," -p Print the protections for each file.\n"); fprintf(stderr," -u Displays file owner or UID number.\n"); fprintf(stderr," -g Displays file group owner or GID number.\n"); fprintf(stderr," -s Print the size in bytes of each file.\n"); fprintf(stderr," -h Print the size in a more human readable way.\n"); fprintf(stderr," -D Print the date of last modification.\n"); fprintf(stderr," -F Appends '/', '=', '*', or '|' as per ls -F.\n"); fprintf(stderr," -r Sort files in reverse alphanumeric order.\n"); fprintf(stderr," -t Sort files by last modification time.\n"); fprintf(stderr," -x Stay on current filesystem only.\n"); fprintf(stderr," -L level Descend only level directories deep.\n"); fprintf(stderr," -A Print ANSI lines graphic indentation lines.\n"); fprintf(stderr," -S Print with ASCII graphics indentation lines.\n"); fprintf(stderr," -n Turn colorization off always (-C overrides).\n"); fprintf(stderr," -C Turn colorization on always.\n"); fprintf(stderr," -P pattern List only those files that match the pattern given.\n"); fprintf(stderr," -I pattern Do not list files that match the given pattern.\n"); fprintf(stderr," -H baseHREF Prints out HTML format with baseHREF as top directory.\n"); fprintf(stderr," -T string Replace the default HTML title and H1 header with string.\n"); fprintf(stderr," -R Rerun tree when max dir level reached.\n"); fprintf(stderr," -o file Output to file instead of stdout.\n"); fprintf(stderr," --inodes Print inode number of each file.\n"); fprintf(stderr," --device Print device ID number to which each file belongs.\n"); fprintf(stderr," --noreport Turn off file/directory count at end of tree listing.\n"); fprintf(stderr," --nolinks Turn off hyperlinks in HTML output.\n"); fprintf(stderr," --dirsfirst List directories before files.\n"); fprintf(stderr," --charset X Use charset X for HTML and indentation line output.\n"); } exit(0);}void listdir(char *d, int *dt, int *ft, u_long lev, dev_t dev){ char *path, nlf = FALSE, colored = FALSE; long pathsize = 0; struct _info **dir, **sav; struct stat sb; int n,m,e; char hclr[20], *hdir, *hcmd; path=malloc(pathsize=4096); if ((Level >= 0) && (lev > Level)) { if (!Hflag) fprintf(outfile,"\n"); return; } if (xdev && lev == 0) { stat(d,&sb); dev = sb.st_dev; } sav = dir = read_dir(d,&n); if (!dir && n) { fprintf(outfile," [error opening dir]\n"); free(path); return; } if (!n) { fprintf(outfile,"\n"); free(path); free_dir(sav); return; } qsort(dir,n,sizeof(struct _info *),cmpfunc); if (lev >= maxdirs-1) dirs = xrealloc(dirs,sizeof(int) * (maxdirs += 1024)); dirs[lev] = 1; if (!*(dir+1)) dirs[lev] = 2; fprintf(outfile,"\n"); while(*dir) { if (!noindent) indent(); path[0] = 0;#ifdef __USE_FILE_OFFSET64 if (inodeflag) sprintf(path," %7lld",(*dir)->inode);#else if (inodeflag) sprintf(path," %7ld",(*dir)->inode);#endif if (devflag) sprintf(path+strlen(path), " %3d", (int)(*dir)->dev);#ifdef __EMX__ if (pflag) sprintf(path+strlen(path), " %s",prot((*dir)->attr));#else if (pflag) sprintf(path+strlen(path), " %s", prot((*dir)->mode));#endif if (uflag) sprintf(path+strlen(path), " %-8.8s", uidtoname((*dir)->uid)); if (gflag) sprintf(path+strlen(path), " %-8.8s", gidtoname((*dir)->gid)); if (sflag) psize(path+strlen(path),(*dir)->size); if (Dflag) sprintf(path+strlen(path), " %s", do_date((*dir)->mtime)); if (path[0] == ' ') { path[0] = '['; if (Hflag) { int i; for(i=0;path[i];i++) { if (path[i] == ' ') fprintf(outfile,"%s",sp); else fprintf(outfile,"%c", path[i]); } fprintf(outfile,"]%s%s", sp, sp); } else fprintf(outfile, "%s] ",path); } if (colorize) colored = color((*dir)->mode,(*dir)->name,(*dir)->orphan,FALSE); if (fflag) { if (sizeof(char) * (strlen(d)+strlen((*dir)->name)+2) > pathsize) path=xrealloc(path,pathsize=(sizeof(char) * (strlen(d)+strlen((*dir)->name)+1024))); if (!strcmp(d,"/")) sprintf(path,"%s%s",d,(*dir)->name); else sprintf(path,"%s/%s",d,(*dir)->name); } else { if (sizeof(char) * (strlen((*dir)->name)+1) > pathsize) path=xrealloc(path,pathsize=(sizeof(char) * (strlen((*dir)->name)+1024))); sprintf(path,"%s",(*dir)->name); } if (Hflag) { if (Rflag && (lev == Level) && (*dir)->isdir) { if (nolinks) fprintf(outfile,"%s",(*dir)->name); else { fprintf(outfile,"<a href=\"%s",host); url_encode(outfile,d+1); putc('/',outfile); url_encode(outfile,(*dir)->name); fprintf(outfile,"/00Tree.html\">"); html_encode(outfile,(*dir)->name); fprintf(outfile,"</a>\n"); } hdir = gnu_getcwd(); if (sizeof(char) * (strlen(hdir)+strlen(d)+strlen((*dir)->name)+2) > pathsize) path = xrealloc(path, pathsize = sizeof(char) * (strlen(hdir)+strlen(d)+strlen((*dir)->name) + 1024)); sprintf(path,"%s%s/%s",hdir,d+1,(*dir)->name); fprintf(stderr,"Entering directory %s\n",path); hcmd = xmalloc(sizeof(char) * (49 + strlen(host) + strlen(d) + strlen((*dir)->name)) + 10 + (2*strlen(path))); sprintf(hcmd,"tree -n -H %s%s/%s -L %d -R -o %s/00Tree.html %s\n", host,d+1,(*dir)->name,Level+1,path,path); system(hcmd); free(hdir); free(hcmd); } else { if (nolinks) { if (force_color) { /* * Note that the B element has been set to normal weight in the * style portion of the output. so using <b> will just gives us a element * for which we can assign a color class to. */ fprintf(outfile, "<b class=\"%s\">%s</b>", (*dir)->isdir ? "DIR" : (*dir)->isexe ? "EXEC" : (*dir)->isfifo ? "FIFO" : (*dir)->issok ? "SOCK" : "NORM", (*dir)->name); } else fprintf(outfile,"%s",(*dir)->name); } else { if (force_color) { sprintf(hclr, "%s", (*dir)->isdir ? "DIR" : (*dir)->isexe ? "EXEC" : (*dir)->isfifo ? "FIFO" : (*dir)->issok ? "SOCK" : "NORM"); fprintf(outfile,"<a class=\"%s\" href=\"%s%s/%s%s\">%s</a>", hclr, host,d+1,(*dir)->name, ((*dir)->isdir?"/":""),(*dir)->name); } else { fprintf(outfile,"<a href=\"%s",host); url_encode(outfile,d+1); putc('/',outfile); url_encode(outfile,(*dir)->name); fprintf(outfile,"%s\">",((*dir)->isdir?"/":"")); html_encode(outfile,(*dir)->name); fprintf(outfile,"</a>"); } } } } else printit(path); if (colored) fprintf(outfile,"%s",endcode); if (Fflag && !(*dir)->lnk) { if (!dflag && (*dir)->isdir) fprintf(outfile,"/"); else if ((*dir)->issok) fprintf(outfile,"="); else if ((*dir)->isfifo) fprintf(outfile,"|"); else if (!(*dir)->isdir && (*dir)->isexe) fprintf(outfile,"*"); } if ((*dir)->lnk && !Hflag) { fprintf(outfile,"%s->%s",sp,sp); if (colorize) colored = color((*dir)->lnkmode,(*dir)->lnk,(*dir)->orphan,TRUE); printit((*dir)->lnk); if (colored) fprintf(outfile,"%s",endcode); if (Fflag) { m = (*dir)->lnkmode & S_IFMT; e = ((*dir)->lnkmode & S_IEXEC) | ((*dir)->lnkmode & (S_IEXEC>>3)) | ((*dir)->lnkmode & (S_IEXEC>>6)); if (!dflag && m == S_IFDIR) fprintf(outfile,"/"); else if (m == S_IFSOCK) fprintf(outfile,"="); else if (m == S_IFIFO) fprintf(outfile,"|"); else if (!(m == S_IFDIR) && e) fprintf(outfile,"*"); } } if ((*dir)->isdir) { if ((*dir)->lnk) { if (lflag && !(xdev && dev != (*dir)->dev)) { if (findino((*dir)->inode,(*dir)->dev)) { fprintf(outfile," [recursive, not followed]"); } else { saveino((*dir)->inode, (*dir)->dev); if (*(*dir)->lnk == '/') listdir((*dir)->lnk,dt,ft,lev+1,dev); else { if (strlen(d)+strlen((*dir)->name)+2 > pathsize) path=xrealloc(path,pathsize=(strlen(d)+strlen((*dir)->name)+1024)); if (fflag && !strcmp(d,"/")) sprintf(path,"%s%s",d,(*dir)->lnk); else sprintf(path,"%s/%s",d,(*dir)->lnk); listdir(path,dt,ft,lev+1,dev); } nlf = TRUE; } } } else if (!(xdev && dev != (*dir)->dev)) { if (strlen(d)+strlen((*dir)->name)+2 > pathsize) path=xrealloc(path,pathsize=(strlen(d)+strlen((*dir)->name)+1024)); if (fflag && !strcmp(d,"/")) sprintf(path,"%s%s",d,(*dir)->name); else sprintf(path,"%s/%s",d,(*dir)->name); saveino((*dir)->inode, (*dir)->dev); listdir(path,dt,ft,lev+1,dev); nlf = TRUE; } *dt += 1; } else *ft += 1; if (*(dir+1) && !*(dir+2)) dirs[lev] = 2; if (nlf) nlf = FALSE; else { if (Hflag) fprintf(outfile,"<br>"); fprintf(outfile,"\n"); } dir++; } dirs[lev] = 0; free(path); free_dir(sav);}struct _info **read_dir(char *dir, int *n){ static char *path = NULL, *lbuf = NULL; static long pathsize, lbufsize; struct _info **dl; struct dirent *ent; struct stat lst,st; DIR *d; int ne, p = 0, len, rs; pathsize = lbufsize = strlen(dir)+4096; if (path == NULL) { path=xmalloc(pathsize); lbuf=xmalloc(lbufsize); } *n = 1; if ((d=opendir(dir)) == NULL) return NULL; dl = (struct _info **)xmalloc(sizeof(struct _info *) * (ne = MINIT)); while((ent = (struct dirent *)readdir(d))) { if (!strcmp("..",ent->d_name) || !strcmp(".",ent->d_name)) continue; if (!Hflag && !strcmp(ent->d_name,"00Tree.html")) continue; if (!aflag && ent->d_name[0] == '.') continue; if (strlen(dir)+strlen(ent->d_name)+2 > pathsize) path = xrealloc(path,pathsize=(strlen(dir)+strlen(ent->d_name)+4096)); sprintf(path,"%s/%s",dir,ent->d_name); if (lstat(path,&lst) < 0) continue; if ((rs = stat(path,&st)) < 0) st.st_mode = 0;#ifndef __EMX__ if ((lst.st_mode & S_IFMT) != S_IFDIR && !(((st.st_mode & S_IFMT) == S_IFLNK) && lflag)) { if (pattern && patmatch(ent->d_name,pattern) != 1) continue; } if (ipattern && patmatch(ent->d_name,ipattern) == 1) continue;#endif if (dflag && ((st.st_mode & S_IFMT) != S_IFDIR)) continue;#ifndef __EMX__ if (pattern && ((st.st_mode & S_IFMT) == S_IFLNK) && !lflag) continue;#endif if (p == (ne-1)) dl = (struct _info **)xrealloc(dl,sizeof(struct _info *) * (ne += MINC)); dl[p] = (struct _info *)xmalloc(sizeof(struct _info)); dl[p]->name = scopy(ent->d_name); dl[p]->mode = lst.st_mode; dl[p]->uid = lst.st_uid; dl[p]->gid = lst.st_gid; dl[p]->size = lst.st_size; dl[p]->dev = st.st_dev; dl[p]->inode = st.st_ino; dl[p]->lnk = NULL; dl[p]->orphan = FALSE; dl[p]->atime = lst.st_atime; dl[p]->ctime = lst.st_ctime; dl[p]->mtime = lst.st_mtime;#ifdef __EMX__ dl[p]->attr = lst.st_attr;#else if ((lst.st_mode & S_IFMT) == S_IFLNK) { if (lst.st_size+1 > lbufsize) lbuf = xrealloc(lbuf,lbufsize=(lst.st_size+8192)); if ((len=readlink(path,lbuf,lbufsize-1)) < 0) { dl[p]->lnk = scopy("[Error reading symbolic link information]"); dl[p]->isdir = dl[p]->issok = dl[p]->isexe = FALSE; dl[p++]->lnkmode = st.st_mode; continue; } else { lbuf[len] = 0;⌨️ 快捷键说明
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