Commit | Line | Data |
---|---|---|
9c79dca0 BJ |
1 | int errcode; |
2 | ||
3 | #include <stdio.h> | |
4 | #include <sys/types.h> | |
5 | #include <sys/stat.h> | |
6 | #include <sys/dir.h> | |
7 | ||
8 | char *sprintf(); | |
9 | ||
10 | main(argc, argv) | |
11 | char *argv[]; | |
12 | { | |
13 | register char *arg; | |
14 | int fflg, iflg, rflg; | |
15 | ||
16 | fflg = 0; | |
17 | if (isatty(0) == 0) | |
18 | fflg++; | |
19 | iflg = 0; | |
20 | rflg = 0; | |
21 | if(argc>1 && argv[1][0]=='-') { | |
22 | arg = *++argv; | |
23 | argc--; | |
24 | while(*++arg != '\0') | |
25 | switch(*arg) { | |
26 | case 'f': | |
27 | fflg++; | |
28 | break; | |
29 | case 'i': | |
30 | iflg++; | |
31 | break; | |
32 | case 'r': | |
33 | rflg++; | |
34 | break; | |
35 | default: | |
36 | printf("rm: unknown option %s\n", *argv); | |
37 | exit(1); | |
38 | } | |
39 | } | |
40 | while(--argc > 0) { | |
41 | if(!strcmp(*++argv, "..")) { | |
42 | fprintf(stderr, "rm: cannot remove `..'\n"); | |
43 | continue; | |
44 | } | |
45 | rm(*argv, fflg, rflg, iflg, 0); | |
46 | } | |
47 | ||
48 | exit(errcode); | |
49 | } | |
50 | ||
51 | rm(arg, fflg, rflg, iflg, level) | |
52 | char arg[]; | |
53 | { | |
54 | struct stat buf; | |
55 | struct direct direct; | |
56 | char name[100]; | |
57 | int d; | |
58 | ||
59 | if(stat(arg, &buf)) { | |
60 | if (fflg==0) { | |
61 | printf("rm: %s nonexistent\n", arg); | |
62 | ++errcode; | |
63 | } | |
64 | return; | |
65 | } | |
66 | if ((buf.st_mode&S_IFMT) == S_IFDIR) { | |
67 | if(rflg) { | |
68 | if (access(arg, 02) < 0) { | |
69 | if (fflg==0) | |
70 | printf("%s not changed\n", arg); | |
71 | errcode++; | |
72 | return; | |
73 | } | |
74 | if(iflg && level!=0) { | |
75 | printf("directory %s: ", arg); | |
76 | if(!yes()) | |
77 | return; | |
78 | } | |
79 | if((d=open(arg, 0)) < 0) { | |
80 | printf("rm: %s: cannot read\n", arg); | |
81 | exit(1); | |
82 | } | |
83 | while(read(d, (char *)&direct, sizeof(direct)) == sizeof(direct)) { | |
84 | if(direct.d_ino != 0 && !dotname(direct.d_name)) { | |
85 | sprintf(name, "%s/%.14s", arg, direct.d_name); | |
86 | rm(name, fflg, rflg, iflg, level+1); | |
87 | } | |
88 | } | |
89 | close(d); | |
90 | errcode += rmdir(arg, iflg); | |
91 | return; | |
92 | } | |
93 | printf("rm: %s directory\n", arg); | |
94 | ++errcode; | |
95 | return; | |
96 | } | |
97 | ||
98 | if(iflg) { | |
99 | printf("%s: ", arg); | |
100 | if(!yes()) | |
101 | return; | |
102 | } | |
103 | else if(!fflg) { | |
104 | if (access(arg, 02)<0) { | |
105 | printf("rm: %s %o mode ", arg, buf.st_mode&0777); | |
106 | if(!yes()) | |
107 | return; | |
108 | } | |
109 | } | |
110 | if(unlink(arg) && (fflg==0 || iflg)) { | |
111 | printf("rm: %s not removed\n", arg); | |
112 | ++errcode; | |
113 | } | |
114 | } | |
115 | ||
116 | dotname(s) | |
117 | char *s; | |
118 | { | |
119 | if(s[0] == '.') | |
120 | if(s[1] == '.') | |
121 | if(s[2] == '\0') | |
122 | return(1); | |
123 | else | |
124 | return(0); | |
125 | else if(s[1] == '\0') | |
126 | return(1); | |
127 | return(0); | |
128 | } | |
129 | ||
130 | rmdir(f, iflg) | |
131 | char *f; | |
132 | { | |
133 | int status, i; | |
134 | ||
135 | if(dotname(f)) | |
136 | return(0); | |
137 | if(iflg) { | |
138 | printf("%s: ", f); | |
139 | if(!yes()) | |
140 | return(0); | |
141 | } | |
142 | while((i=fork()) == -1) | |
143 | sleep(3); | |
144 | if(i) { | |
145 | wait(&status); | |
146 | return(status); | |
147 | } | |
148 | execl("/bin/rmdir", "rmdir", f, 0); | |
149 | execl("/usr/bin/rmdir", "rmdir", f, 0); | |
150 | printf("rm: can't find rmdir\n"); | |
151 | exit(1); | |
152 | } | |
153 | ||
154 | yes() | |
155 | { | |
156 | int i, b; | |
157 | ||
158 | i = b = getchar(); | |
159 | while(b != '\n' && b != EOF) | |
160 | b = getchar(); | |
161 | return(i == 'y'); | |
162 | } |