package/busybox/patches/360-awk_multi_f.patch

   1 Index: busybox-1.7.2/editors/awk.c
   2 ===================================================================
   3 --- busybox-1.7.2.orig/editors/awk.c    2007-10-30 15:34:59.000000000 -0500
   4 +++ busybox-1.7.2/editors/awk.c 2007-10-30 15:35:03.000000000 -0500
   5 @@ -2757,6 +2757,7 @@
   6  {
   7         unsigned opt;
   8         char *opt_F, *opt_W;
   9 +       llist_t *opt_f = NULL;
  10         llist_t *opt_v = NULL;
  11         int i, j, flen;
  12         var *v;
  13 @@ -2816,8 +2817,8 @@
  14                         *s1 = '=';
  15                 }
  16         }
  17 -       opt_complementary = "v::";
  18 -       opt = getopt32(argv, "F:v:f:W:", &opt_F, &opt_v, &g_progname, &opt_W);
  19 +       opt_complementary = "v::f::";
  20 +       opt = getopt32(argv, "F:v:f:W:", &opt_F, &opt_v, &opt_f, &opt_W);
  21         argv += optind;
  22         argc -= optind;
  23         if (opt & 0x1)
  24 @@ -2826,25 +2827,31 @@
  25                 if (!is_assignment(llist_pop(&opt_v)))
  26                         bb_show_usage();
  27         }
  28 -       if (opt & 0x4) { // -f
  29 -               char *s = s; /* die, gcc, die */
  30 -               FILE *from_file = afopen(g_progname, "r");
  31 -               /* one byte is reserved for some trick in next_token */
  32 -               if (fseek(from_file, 0, SEEK_END) == 0) {
  33 -                       flen = ftell(from_file);
  34 -                       s = xmalloc(flen + 4);
  35 -                       fseek(from_file, 0, SEEK_SET);
  36 -                       i = 1 + fread(s + 1, 1, flen, from_file);
  37 -               } else {
  38 -                       for (i = j = 1; j > 0; i += j) {
  39 -                               s = xrealloc(s, i + 4096);
  40 -                               j = fread(s + i, 1, 4094, from_file);
  41 +       if (opt_f != NULL) { // -f
  42 +               while (opt_f != NULL) {
  43 +                       char *s = NULL;
  44 +                       FILE *from_file;
  45 +
  46 +                       g_progname = opt_f->data;
  47 +                       from_file = afopen(g_progname, "r");
  48 +                       /* one byte is reserved for some trick in next_token */
  49 +                       if (fseek(from_file, 0, SEEK_END) == 0) {
  50 +                               flen = ftell(from_file);
  51 +                               s = xmalloc(flen + 4);
  52 +                               fseek(from_file, 0, SEEK_SET);
  53 +                               i = 1 + fread(s + 1, 1, flen, from_file);
  54 +                       } else {
  55 +                               for (i = j = 1; j > 0; i += j) {
  56 +                                       s = xrealloc(s, i + 4096);
  57 +                                       j = fread(s + i, 1, 4094, from_file);
  58 +                               }
  59                         }
  60 +                       s[i] = '\0';
  61 +                       fclose(from_file);
  62 +                       parse_program(s + 1);
  63 +                       free(s);
  64 +                       opt_f = opt_f->link;
  65                 }
  66 -               s[i] = '\0';
  67 -               fclose(from_file);
  68 -               parse_program(s + 1);
  69 -               free(s);
  70         } else { // no -f: take program from 1st parameter
  71                 if (!argc)
  72                         bb_show_usage();