Commit | Line | Data |
---|---|---|
9c79dca0 BJ |
1 | /* wc line and word count */ |
2 | ||
3 | #include <stdio.h> | |
4 | ||
5 | main(argc, argv) | |
6 | char **argv; | |
7 | { | |
8 | int i, token; | |
9 | register FILE *fp; | |
10 | long linect, wordct, charct; | |
11 | long tlinect=0, twordct=0, tcharct=0; | |
12 | char *wd; | |
13 | register int c; | |
14 | ||
15 | wd = "lwc"; | |
16 | if(argc > 1 && *argv[1] == '-') { | |
17 | wd = ++argv[1]; | |
18 | argc--; | |
19 | argv++; | |
20 | } | |
21 | ||
22 | i = 1; | |
23 | fp = stdin; | |
24 | do { | |
25 | if(argc>1 && (fp=fopen(argv[i], "r")) == NULL) { | |
26 | fprintf(stderr, "wc: can't open %s\n", argv[i]); | |
27 | continue; | |
28 | } | |
29 | linect = 0; | |
30 | wordct = 0; | |
31 | charct = 0; | |
32 | token = 0; | |
33 | for(;;) { | |
34 | c = getc(fp); | |
35 | if (c == EOF) | |
36 | break; | |
37 | charct++; | |
38 | if(' '<c&&c<0177) { | |
39 | if(!token) { | |
40 | wordct++; | |
41 | token++; | |
42 | } | |
43 | continue; | |
44 | } | |
45 | if(c=='\n') | |
46 | linect++; | |
47 | else if(c!=' '&&c!='\t') | |
48 | continue; | |
49 | token = 0; | |
50 | } | |
51 | /* print lines, words, chars */ | |
52 | wcp(wd, charct, wordct, linect); | |
53 | if(argc>1) { | |
54 | printf(" %s\n", argv[i]); | |
55 | } else | |
56 | printf("\n"); | |
57 | fclose(fp); | |
58 | tlinect += linect; | |
59 | twordct += wordct; | |
60 | tcharct += charct; | |
61 | } while(++i<argc); | |
62 | if(argc > 2) { | |
63 | wcp(wd, tcharct, twordct, tlinect); | |
64 | printf(" total\n"); | |
65 | } | |
66 | exit(0); | |
67 | } | |
68 | ||
69 | wcp(wd, charct, wordct, linect) | |
70 | register char *wd; | |
71 | long charct; long wordct; long linect; | |
72 | { | |
73 | while (*wd) switch (*wd++) { | |
74 | case 'l': | |
75 | printf("%7ld", linect); | |
76 | break; | |
77 | ||
78 | case 'w': | |
79 | printf("%7ld ", wordct); | |
80 | break; | |
81 | ||
82 | case 'c': | |
83 | printf("%7ld", charct); | |
84 | break; | |
85 | } | |
86 | } |