Port to use getline.h from dxcommon.

[cdecl99.git] / t / testlib.c

diff --git a/t/testlib.c b/t/testlib.c
index 8edb423bb5004c776140ce096d5c08b5a475a7b4..5902e7beb3dfb5d31c958f39e79c516819a807e8 100644 (file)
--- a/t/testlib.c
+++ b/t/testlib.c
@@ -1,6 +1,6 @@
 /*
  *  Miscellaneous functions used by the cdecl99 test suite.
- *  Copyright © 2011-2012, 2021-2023 Nick Bowler
+ *  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
@@ -19,15 +19,31 @@
 #include <config.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
 #include <errno.h>
 #include <getopt.h>
-#include <cdecl.h>
+
+#include "cdecl.h"
 
 #include "help.h"
 #include "test.h"
+#include "getline.h"
+#include "intconv.h"
+
+void print_error(const char *fmt, ...)
+{
+       extern const char *progname;
+       va_list ap;
 
-static size_t printbuf_size;
-static char *printbuf;
+       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)
 {
@@ -47,55 +63,37 @@ void *malloc_nofail(size_t size)
        return realloc_nofail(NULL, size);
 }
 
-void test_print_decl(struct cdecl *decl)
+static unsigned intconv_base(const char **str)
 {
-       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);
-}
+       if ((*str)[0] == '0') {
+               if ((*str)[1] == 'X' || (*str)[1] == 'x') {
+                       *str += 2;
+                       return INTCONV_HEXADECIMAL;
+               }
 
-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;
+               return INTCONV_OCTAL;
        }
 
-       printf("%s\n", printbuf);
+       return INTCONV_DECIMAL;
 }
 
-bool strict_strtoul(unsigned long *val, const char *str, int base)
+bool test_strtoumax(cdecl_uintmax *out, const char *s, cdecl_uintmax limit)
 {
-       char *end;
+       static const char idx[] = "0123456789abcdef0123456789ABCDEF";
+       unsigned base = intconv_base(&s);
+       cdecl_uintmax v;
+       char *c, d;
 
-       errno = 0;
-       *val = strtoul(str, &end, base);
-       if (errno != 0 || *end != 0)
-               return false;
+       for (v = 0; (d = *s++);) {
+               if (!(c = strchr(idx, d)) || (d = (c-idx) & 0xf) >= base)
+                       return 0;
 
-       return true;
-}
+               if (!intconv_shift(&v, base, d) || v > limit)
+                       return 0;
+       }
 
-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 <http://gnu.org/licenses/gpl.html>.");
-       puts("This is free software: you are free to change and redistribute it.");
-       puts("There is NO WARRANTY, to the extent permitted by law.");
+       *out = v;
+       return true;
 }
 
 void test_print_options(const struct option *lopts)
@@ -108,3 +106,18 @@ void test_print_options(const struct option *lopts)
                        putchar('\n');
        }
 }
+
+int test_getline(char **linebuf, size_t *n)
+{
+       int rc;
+
+       if ((rc = dx_getline(linebuf, n, stdin)) < 0) {
+               if (rc == DX_GETLINE_ENOMEM)
+                       print_error("%s", _("failed to allocate memory"));
+               else
+                       print_error("%s", strerror(errno));
+               abort();
+       }
+
+       return rc;
+}