diff options
| -rw-r--r-- | editors/awk.c | 64 |
1 files changed, 27 insertions, 37 deletions
diff --git a/editors/awk.c b/editors/awk.c index 6e81aa8..c934fe0 100644 --- a/editors/awk.c +++ b/editors/awk.c @@ -2605,6 +2605,8 @@ static rstream *next_input_file(void) int awk_main(int argc, char **argv) { + unsigned long opt; + char *opt_F, *opt_v, *opt_W; char *s, *s1; int i, j, c, flen; var *v; @@ -2660,49 +2662,37 @@ keep_going: free(s); } - 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': - from_file = TRUE; - F = afopen(programname = optarg, "r"); - 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", optarg); - break; - - default: - bb_show_usage(); + opt = bb_getopt_ulflags(argc, argv, "F:v:f:W:", &opt_F, &opt_v, &programname, &opt_W); + 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 + from_file = TRUE; + F = afopen(programname, "r"); + 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); } + if (opt & 0x8) // -W + bb_error_msg("Warning: unrecognized option '-W %s' ignored", opt_W); if (!from_file) { if (argc == optind) bb_show_usage(); - programname="cmd. line"; + programname = "cmd. line"; parse_program(argv[optind++]); } |