/*
* Miscellaneous functions used by the cdecl99 test suite.
* Copyright © 2011-2012, 2021-2023 Nick Bowler
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 .
*/
#include
#include
#include
#include
#include
#include
#include "help.h"
#include "test.h"
static size_t printbuf_size;
static char *printbuf;
void *realloc_nofail(void *ptr, size_t size)
{
void *p;
p = realloc(ptr, size);
if (!p) {
perror("failed to allocate memory");
abort();
}
return p;
}
void *malloc_nofail(size_t size)
{
return realloc_nofail(NULL, size);
}
void test_print_decl(struct cdecl *decl)
{
size_t rc;
retry:
rc = cdecl_declare(printbuf, printbuf_size, decl);
if (rc >= printbuf_size) {
printbuf_size = rc + 1;
printbuf = realloc_nofail(printbuf, printbuf_size);
goto retry;
}
printf("%s\n", printbuf);
}
void test_explain_decl(struct cdecl *decl)
{
size_t rc;
retry:
rc = cdecl_explain(printbuf, printbuf_size, decl);
if (rc >= printbuf_size) {
printbuf_size = rc + 1;
printbuf = realloc_nofail(printbuf, printbuf_size);
goto retry;
}
printf("%s\n", printbuf);
}
bool strict_strtoul(unsigned long *val, const char *str, int base)
{
char *end;
errno = 0;
*val = strtoul(str, &end, base);
if (errno != 0 || *end != 0)
return false;
return true;
}
void test_print_version(const char *program)
{
printf("%s (%s) %s\n", program, PACKAGE_NAME, PACKAGE_VERSION);
puts("Copyright (C) 2023 Nick Bowler.");
puts("License GPLv3+: GNU GPL version 3 or later .");
puts("This is free software: you are free to change and redistribute it.");
puts("There is NO WARRANTY, to the extent permitted by law.");
}
void test_print_options(const struct option *lopts)
{
const struct option *opt;
puts("Options:");
for (opt = lopts; opt->val; opt++) {
if (help_print_optstring(opt, "ARG", 20))
putchar('\n');
}
}