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did tedious stuff

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This commit is contained in:
John Beppu 2000-01-06 23:49:21 +00:00
parent 3695052813
commit 96f1f33e56
2 changed files with 92 additions and 30 deletions
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61
coreutils/uniq.c
View File

@ -23,6 +23,8 @@
#include "internal.h"
#include <stdio.h>
#include <string.h>
#include <errno.h>
static const char uniq_usage[] =
"haha\n"
@ -105,6 +107,35 @@ subject_study(Subject *self)
return self;
}
static int
set_file_pointers(int schema, FILE **in, FILE **out, char **argv)
{
switch (schema) {
case 0:
*in = stdin;
*out = stdout;
break;
case 1:
*in = fopen(argv[0], "r");
*out = stdout;
break;
case 2:
*in = fopen(argv[0], "r");
*out = fopen(argv[1], "w");
break;
}
if (*in == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[0], strerror(errno));
return errno;
}
if (*out == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[1], strerror(errno));
return errno;
}
return 0;
}
/* one variable is the decision algo */
/* another variable is the printing algo */
@ -122,20 +153,6 @@ uniq_main(int argc, char **argv)
FILE *in, *out;
Subject s;
/* init */
in = stdin;
out = stdout;
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
exit(0);
/* XXX : finish the tedious stuff */
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
@ -152,7 +169,21 @@ uniq_main(int argc, char **argv)
}
}
/* 0 src: stdin; dst: stdout */
/* 1 src: file; dst: stdout */
/* 2 src: file; dst: file */
if (set_file_pointers((argc - 1), &in, &out, &argv[i])) {
exit(1);
}
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
exit(0);
}
/* $Id: uniq.c,v 1.2 2000/01/06 01:14:56 erik Exp $ */
/* $Id: uniq.c,v 1.3 2000/01/06 23:49:21 beppu Exp $ */

61
uniq.c
View File

@ -23,6 +23,8 @@
#include "internal.h"
#include <stdio.h>
#include <string.h>
#include <errno.h>
static const char uniq_usage[] =
"haha\n"
@ -105,6 +107,35 @@ subject_study(Subject *self)
return self;
}
static int
set_file_pointers(int schema, FILE **in, FILE **out, char **argv)
{
switch (schema) {
case 0:
*in = stdin;
*out = stdout;
break;
case 1:
*in = fopen(argv[0], "r");
*out = stdout;
break;
case 2:
*in = fopen(argv[0], "r");
*out = fopen(argv[1], "w");
break;
}
if (*in == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[0], strerror(errno));
return errno;
}
if (*out == NULL) {
fprintf(stderr, "uniq: %s: %s\n", argv[1], strerror(errno));
return errno;
}
return 0;
}
/* one variable is the decision algo */
/* another variable is the printing algo */
@ -122,20 +153,6 @@ uniq_main(int argc, char **argv)
FILE *in, *out;
Subject s;
/* init */
in = stdin;
out = stdout;
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
exit(0);
/* XXX : finish the tedious stuff */
/* parse argv[] */
for (i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
@ -152,7 +169,21 @@ uniq_main(int argc, char **argv)
}
}
/* 0 src: stdin; dst: stdout */
/* 1 src: file; dst: stdout */
/* 2 src: file; dst: file */
if (set_file_pointers((argc - 1), &in, &out, &argv[i])) {
exit(1);
}
subject_init(&s, in, out, NULL);
while (subject_next(&s)) {
subject_study(&s);
}
subject_last(&s);
subject_study(&s);
exit(0);
}
/* $Id: uniq.c,v 1.2 2000/01/06 01:14:56 erik Exp $ */
/* $Id: uniq.c,v 1.3 2000/01/06 23:49:21 beppu Exp $ */