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/*
* help.c: usage instructions
*/
#include <stdio.h>
#include "halibut.h"
static const char *const helptext[] = {
"usage: halibut [options] files",
"options: --text[=filename] generate plain text output",
" --html[=filename] generate HTML or XHTML output",
" --chm[=filename] generate Windows HTML Help output",
" --winhelp[=filename] generate legacy Windows Help output",
" --man[=filename] generate man page output",
" --info[=filename] generate GNU info output",
" --ps[=filename] generate PostScript output",
" --pdf[=filename] generate PDF output",
" -Cfoo:bar:baz append \\cfg{foo}{bar}{baz} to input",
" --input-charset=cs change default input file charset",
" --list-charsets display supported character set names",
" --list-fonts display supported font names",
" --precise report column numbers in error messages",
" --help display this text",
" --version display version number",
" --licence display licence text",
NULL
};
static const char *const usagetext[] = {
"usage: halibut [--format[=filename]] [options] file.but [file.but...]",
NULL
};
void help(void) {
const char *const *p;
for (p = helptext; *p; p++)
puts(*p);
}
void usage(void) {
const char *const *p;
for (p = usagetext; *p; p++)
puts(*p);
}
void showversion(void) {
printf("Halibut, %s\n", version);
}
void listcharsets(void) {
int i = 0, c;
do {
c = charset_localenc_nth(i);
if (c == CS_NONE) break;
printf("%s\n", charset_to_localenc(c));
i++;
} while (1);
}
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