--- /dev/null
+/*
+ * Helper to verify the output rendering routines.
+ * Copyright © 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <getopt.h>
+#include <assert.h>
+
+#include <cdecl.h>
+#include "test.h"
+
+#define PROGNAME "outbuf"
+static const char *progname = PROGNAME;
+static const char sopts[] = "n:ECVH";
+static const struct option lopts[] = {
+ { "count", 1, NULL, 'n' },
+ { "cdecl", 0, NULL, 'C' },
+ { "english", 0, NULL, 'E' },
+ { "version", 0, NULL, 'V' },
+ { "help", 0, NULL, 'H' },
+ { 0 }
+};
+
+static void print_usage(FILE *f)
+{
+ fprintf(f, "Usage: %s [options]\n", progname);
+}
+
+static void print_help(void)
+{
+ print_usage(stdout);
+ puts("Helper application to test output rendering.\n");
+ test_print_options(lopts);
+}
+
+enum { MODE_CDECL, MODE_ENGLISH };
+
+static int do_test(char *line, unsigned long n, int mode)
+{
+ struct cdecl *decl;
+ size_t rc;
+
+ if (mode)
+ decl = cdecl_parse_english(line);
+ else
+ decl = cdecl_parse_decl(line);
+
+ if (!decl) {
+ fprintf(stderr, "%s: %s\n", progname, cdecl_get_error()->str);
+ fprintf(stderr, "%s: the failed input was: %s\n",
+ progname, line);
+ return -1;
+ }
+
+ memset(line, '\a', n+1);
+ if (mode)
+ rc = cdecl_explain(line, n, decl);
+ else
+ rc = cdecl_declare(line, n, decl);
+
+ if (n && ( rc < n ? line[rc] : line[n-1] ) != '\0') {
+ fprintf(stderr, "%s: output is not 0-terminated\n", progname);
+ return -1;
+ }
+
+ if (line[n] != '\a') {
+ fprintf(stderr, "%s: output overflow\n", progname);
+ return -1;
+ }
+
+ printf("%lu %.*s\n", (unsigned long)rc, -(n>0), line);
+ cdecl_free(decl);
+ return 0;
+}
+
+int main(int argc, char **argv)
+{
+ int opt, mode = MODE_CDECL, ret = EXIT_SUCCESS;
+ unsigned long n = 60;
+ char *line;
+ size_t sz;
+
+ if (argc > 0)
+ progname = argv[0];
+
+ while ((opt = getopt_long(argc, argv, sopts, lopts, NULL)) != -1) {
+ switch (opt) {
+ case 'C':
+ mode = MODE_CDECL;
+ break;
+ case 'E':
+ mode = MODE_ENGLISH;
+ break;
+ case 'n':
+ if (!strict_strtoul(&n, optarg, 0) || n > (size_t)-2) {
+ fprintf(stderr, "%s: invalid count: %s\n",
+ progname, optarg);
+ return EXIT_FAILURE;
+ }
+ break;
+ case 'V':
+ test_print_version(PROGNAME);
+ return EXIT_SUCCESS;
+ case 'H':
+ print_help();
+ return EXIT_SUCCESS;
+ default:
+ print_usage(stderr);
+ return EXIT_FAILURE;
+ }
+ }
+
+ line = malloc_nofail((sz = n+1));
+ while (getline(&line, &sz, stdin) >= 0) {
+ char *c = strchr(line, '\n');
+ if (c)
+ *c = '\0';
+
+ if (do_test(line, n, mode) < 0)
+ ret = EXIT_FAILURE;
+ }
+
+ free(line);
+ return ret;
+}
/*
* Miscellaneous functions used by the cdecl99 test suite.
- * Copyright © 2011-2012, 2021-2022 Nick Bowler
+ * 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
void test_print_version(const char *program)
{
printf("%s (%s) %s\n", program, PACKAGE_NAME, PACKAGE_VERSION);
- puts("Copyright (C) 2022 Nick Bowler.");
+ 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.");