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/*
* nvidia-installer: A tool for installing NVIDIA software packages on
* Unix and Linux systems.
*
* Copyright (C) 2003-2009 NVIDIA Corporation
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses>.
*
*
* help-args.c: this file contains a utility function that outputs the
* option table in a human readable format.
*/
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include "nvidia-installer.h"
#include "format.h"
#include "option_table.h"
/*
* cook_description() - the description string may contain text
* within brackets, which is used by the manpage generator
* to denote text to be italicized. We want to omit the bracket
* characters here.
*/
static char *cook_description(const char *description)
{
int len;
char *s, *dst;
const char *src;
len = strlen(description);
s = nvalloc(len + 1);
for (src = description, dst = s; *src; src++) {
if (*src != '[' && (*src != ']')) {
*dst = *src;
dst++;
}
}
*dst = '\0';
return s;
} /* cook_description() */
void print_help_args_only(int is_uninstall, int args_only, int advanced)
{
int i, j, len;
char *msg, *tmp, scratch[64];
const NVGetoptOption *o;
/*
* the args_only parameter is used by makeself.sh to get our
* argument list and description; in this case we don't
* want to format to the width of the terminal, so hardcode
* the width to 65.
*/
if (args_only) reset_current_terminal_width(65);
for (i = 0; __options[i].name; i++) {
o = &__options[i];
/*
* if non-advanced help is requested, and the ALWAYS flag is
* not set, then skip this option
*/
if (!advanced && !(o->flags & NVGETOPT_HELP_ALWAYS)) continue;
/* Skip options with no help text */
if (!o->description) continue;
/* Skip options that do not apply to nvidia-uninstall if we're
* invoked as nvidia-uninstall. */
if (is_uninstall
&& !(o->flags & NVGETOPT_OPTION_APPLIES_TO_NVIDIA_UNINSTALL)) {
continue;
}
if (o->flags & NVGETOPT_IS_BOOLEAN) {
msg = nvstrcat("--", o->name, "/--no-", o->name, NULL);
} else if (isalnum(o->val)) {
sprintf(scratch, "%c", o->val);
msg = nvstrcat("-", scratch, ", --", o->name, NULL);
} else {
msg = nvstrcat("--", o->name, NULL);
}
if (o->flags & NVGETOPT_HAS_ARGUMENT) {
len = strlen(o->name);
for (j = 0; j < len; j++) scratch[j] = toupper(o->name[j]);
scratch[len] = '\0';
tmp = nvstrcat(msg, "=", scratch, NULL);
nvfree(msg);
msg = tmp;
}
fmtoutp(TAB, msg);
if (o->description) {
tmp = cook_description(o->description);
fmtoutp(BIGTAB, tmp);
nvfree(tmp);
}
fmtout("");
nvfree(msg);
}
}
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