/*
* Miscellaneous functions used by the cdecl99 test suite.
* Copyright © 2011-2012, 2021-2024 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
#include "cdecl.h"
#include "help.h"
#include "test.h"
#include "intconv.h"
void print_error(const char *fmt, ...)
{
extern const char *progname;
va_list ap;
fprintf(stderr, "%s: ", progname);
va_start(ap, fmt);
vfprintf(stderr, fmt, ap);
va_end(ap);
fprintf(stderr, "\n");
}
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);
}
static unsigned intconv_base(const char **str)
{
if ((*str)[0] == '0') {
if ((*str)[1] == 'X' || (*str)[1] == 'x') {
*str += 2;
return INTCONV_HEXADECIMAL;
}
return INTCONV_OCTAL;
}
return INTCONV_DECIMAL;
}
bool test_strtoumax(cdecl_uintmax *out, const char *s, cdecl_uintmax limit)
{
static const char idx[] = "0123456789abcdef0123456789ABCDEF";
unsigned base = intconv_base(&s);
cdecl_uintmax v;
char *c, d;
for (v = 0; (d = *s++);) {
if (!(c = strchr(idx, d)) || (d = (c-idx) & 0xf) >= base)
return 0;
if (!intconv_shift(&v, base, d) || v > limit)
return 0;
}
*out = v;
return true;
}
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');
}
}