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Add support for multibyte characters.

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This commit is contained in:
Tim J. Robbins 2004-07-16 06:21:40 +00:00
parent 794adb75ee
commit 507e8f1644
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=132245
1 changed files with 9 additions and 4 deletions
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13
usr.bin/rev/rev.c
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@ -50,21 +50,26 @@ __FBSDID("$FreeBSD$");
#include <err.h>
#include <errno.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <wchar.h>
void usage(void);
int
main(int argc, char *argv[])
{
const char *filename, *p, *t;
const char *filename;
wchar_t *p, *t;
FILE *fp;
size_t len;
int ch, rval;
setlocale(LC_ALL, "");
while ((ch = getopt(argc, argv, "")) != -1)
switch(ch) {
case '?':
@ -88,13 +93,13 @@ main(int argc, char *argv[])
}
filename = *argv++;
}
while ((p = fgetln(fp, &len)) != NULL) {
while ((p = fgetwln(fp, &len)) != NULL) {
if (p[len - 1] == '\n')
--len;
t = p + len - 1;
for (t = p + len - 1; t >= p; --t)
putchar(*t);
putchar('\n');
putwchar(*t);
putwchar('\n');
}
if (ferror(fp)) {
warn("%s", filename);