1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
|
diff -ur busybox.old/editors/awk.c busybox.dev/editors/awk.c
--- busybox.old/editors/awk.c 2007-01-19 22:23:12.000000000 +0100
+++ busybox.dev/editors/awk.c 2007-01-25 20:01:26.000000000 +0100
@@ -2639,14 +2639,13 @@
int awk_main(int argc, char **argv)
{
- unsigned opt;
- char *opt_F, *opt_v, *opt_W;
int i, j, flen;
var *v;
var tv;
char **envp;
char *vnames = (char *)vNames; /* cheat */
char *vvalues = (char *)vValues;
+ int c;
/* Undo busybox.c, or else strtod may eat ','! This breaks parsing:
* $1,$2 == '$1,' '$2', NOT '$1' ',' '$2' */
@@ -2694,39 +2693,46 @@
free(s);
}
- opt = getopt32(argc, argv, "F:v:f:W:", &opt_F, &opt_v, &programname, &opt_W);
- argv += optind;
- argc -= optind;
- if (opt & 0x1) setvar_s(V[FS], opt_F); // -F
- if (opt & 0x2) if (!is_assignment(opt_v)) bb_show_usage(); // -v
- if (opt & 0x4) { // -f
- char *s = s; /* die, gcc, die */
- FILE *from_file = afopen(programname, "r");
- /* one byte is reserved for some trick in next_token */
- if (fseek(from_file, 0, SEEK_END) == 0) {
- flen = ftell(from_file);
- s = xmalloc(flen + 4);
- fseek(from_file, 0, SEEK_SET);
- i = 1 + fread(s + 1, 1, flen, from_file);
- } else {
- for (i = j = 1; j > 0; i += j) {
- s = xrealloc(s, i + 4096);
- j = fread(s + i, 1, 4094, from_file);
+ while((c = getopt(argc, argv, "F:v:f:W:")) != EOF) {
+ switch (c) {
+ case 'F':
+ setvar_s(V[FS], optarg);
+ break;
+ case 'v':
+ if (! is_assignment(optarg))
+ bb_show_usage();
+ break;
+ case 'f': {
+ FILE *F = afopen(programname = optarg, "r");
+ char *s = NULL;
+ /* one byte is reserved for some trick in next_token */
+ if (fseek(F, 0, SEEK_END) == 0) {
+ flen = ftell(F);
+ s = (char *)xmalloc(flen+4);
+ fseek(F, 0, SEEK_SET);
+ i = 1 + fread(s+1, 1, flen, F);
+ } else {
+ for (i=j=1; j>0; i+=j) {
+ s = (char *)xrealloc(s, i+4096);
+ j = fread(s+i, 1, 4094, F);
+ }
+ }
+ s[i] = '\0';
+ fclose(F);
+ parse_program(s+1);
+ free(s);
+ break;
}
+ case 'W':
+ bb_error_msg("Warning: unrecognized option '-W %s' ignored\n", optarg);
+ break;
+
+ default:
+ bb_show_usage();
}
- s[i] = '\0';
- fclose(from_file);
- parse_program(s + 1);
- free(s);
- } else { // no -f: take program from 1st parameter
- if (!argc)
- bb_show_usage();
- programname = "cmd. line";
- parse_program(*argv++);
- argc--;
}
- if (opt & 0x8) // -W
- bb_error_msg("warning: unrecognized option '-W %s' ignored", opt_W);
+ argc -= optind;
+ argv += optind;
/* fill in ARGV array */
setvar_i(V[ARGC], argc + 1);
|
