auravulpes/FENIX_coreutils
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getopt update

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Gitea 2020-12-13 14:28:17 -06:00
parent c21c4b2739
commit 5366f9d38a
1 changed files with 15 additions and 30 deletions
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45
wc.c
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@ -2,54 +2,37 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <unistd.h>
int count_words(FILE * file); int count_words(FILE * file);
int count_newls(FILE * file); int count_newls(FILE * file);
int count_bytes(FILE * file); int count_bytes(FILE * file);
int main(int argc, char ** argv) { int main(int argc, char ** argv) {
int flags = 0; int flags = 0, do_multibyte = 0;
int c_byte = 0, c_nl = 0, c_word = 0; int c_byte = 0, c_nl = 0, c_word = 0;
int t_byte = 0, t_nl = 0, t_word = 0; int t_byte = 0, t_nl = 0, t_word = 0;
int i, fstart = 1; int i, error = 0; char c;
FILE * in_file; FILE * in_file;
for(i = 1; i < argc; i++) { while((c = getopt(argc, argv, "clwm")) != -1) {
if(argv[i][0] == '-') { switch(c) {
switch(argv[i][1]) { case 'c': flags |= 04; do_multibyte = 0; break;
case 'c': flags |= 04;fstart++; break; case 'l': flags |= 01; break;
case 'l': flags |= 01; fstart++; break; case 'w': flags |= 02; break;
case 'w': flags |= 02; fstart++; break; case 'm': flags |= 04; do_multibyte = 1; break;
default: break;
}
if(argv[i][2] != '\0') {
switch(argv[i][2]) {
case 'c': flags |= 04; break;
case 'l': flags |= 01; break;
case 'w': flags |= 02; break;
default: break;
}
if(argv[i][3] != '\0') {
switch(argv[i][3]) {
case 'c': flags |= 04; break;
case 'l': flags |= 01; break;
case 'w': flags |= 02; break;
default: break;
}
}
}
} }
else break;
} }
if((flags & 03) == 0) { if((flags & 03) == 0) {
flags |= 04; flags |= 04;
} }
for(i = fstart; i < argc; i++) { for(i = optind; i < argc; i++) {
in_file = fopen(argv[i], "r"); in_file = fopen(argv[i], "r");
if(in_file == NULL) { if(in_file == NULL) {
fprintf(stderr, "Cannot find file %s\n", argv[i]); fprintf(stderr, "%s: couldn't open file %s\n", argv[0], argv[i]);
error = 1;
continue; continue;
} }
if(flags & 04) { if(flags & 04) {
@ -80,7 +63,7 @@ int main(int argc, char ** argv) {
fclose(in_file); fclose(in_file);
} }
if((argc - fstart) > 1) { if((argc - optind) > 1) {
if(flags & 01) { if(flags & 01) {
printf("%d ", t_nl); printf("%d ", t_nl);
} }
@ -93,6 +76,8 @@ int main(int argc, char ** argv) {
printf("total\n"); printf("total\n");
} }
return error;
} }
int count_words(FILE * file) { int count_words(FILE * file) {