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/* $Id: jconv.c,v 1.3 2000/04/13 22:07:31 a Exp $ */
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#include <errno.h>
#include "jconv.h"
void
usage (const char *argv0)
{
fprintf(stderr,
"Usage: %s [-v] [-c config_file] "
"[to_codeset [from_codeset ...]]\n",
argv0);
exit(1);
}
int
main (int argc, char **argv)
{
int i, num_src_codesets = 0, verbose = 0, actual_codeset;
char *conffile = NULL;
char **src_codesets = NULL;
char *dest_codeset = NULL;
int error_code;
char *src, *dest;
size_t len, dlen;
setlocale(LC_ALL, "");
for (i = 1; i < argc; i++) {
if (strcmp(argv[i], "-c") == 0) {
i++;
if (i >= argc)
usage(argv[0]);
conffile = argv[2];
} else if (strcmp(argv[i], "-v") == 0) {
verbose = 1;
} else if (argv[i][0] == '-') {
usage(argv[0]);
} else if (dest_codeset == NULL) {
dest_codeset = argv[i];
} else {
src_codesets = realloc(src_codesets,
(num_src_codesets + 1) *
sizeof (*src_codesets));
src_codesets[num_src_codesets++] = argv[i];
}
}
if (conffile)
jconv_info_init(conffile);
for (len = 0, src = NULL; !feof(stdin); ) {
src = realloc(src, len + 4096);
len += fread(src + len, 1, 4096, stdin);
}
if (ferror(stdin)) {
perror("jconv(stdin)");
exit(1);
}
src[len] = 0;
error_code = jconv_alloc_conv_autodetect(src, len, &dest, &dlen,
(const char **)src_codesets,
num_src_codesets,
&actual_codeset,
dest_codeset);
if (verbose) {
if (num_src_codesets == 0)
src_codesets = (void *)jconv_info_get_pref_codesets (
&num_src_codesets);
fprintf(stderr, "jconv: actual codeset: %s\n",
src_codesets[actual_codeset]);
}
if (error_code) {
errno = error_code;
perror("jconv(jconv_alloc_conv_autodetect)");
exit(1);
}
fwrite(dest, dlen, 1, stdout);
fflush(stdout);
if (ferror(stdout)) {
perror("jconv(stdout)");
exit(1);
}
return 0;
}
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