Update mandoc to 20160116

1 files changed, 182 insertions, 0 deletions

diff --git a/contrib/mdocml/soelim.c b/contrib/mdocml/soelim.c
new file mode 100644
index 0000000..3ef3082
--- /dev/null
+++ b/contrib/mdocml/soelim.c
@@ -0,0 +1,182 @@
+/*	$Id: soelim.c,v 1.5 2015/11/07 14:22:29 schwarze Exp $	*/
+/*
+ * Copyright (c) 2014 Baptiste Daroussin <bapt@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer
+ *    in this position and unchanged.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#include "config.h"
+
+#include <sys/types.h>
+
+#include <ctype.h>
+#if HAVE_ERR
+#include <err.h>
+#endif
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#if HAVE_STRINGLIST
+#include <stringlist.h>
+#else
+#include "compat_stringlist.h"
+#endif
+#include <unistd.h>
+
+#define C_OPTION 0x1
+
+static StringList *includes;
+
+static void
+usage(void)
+{
+
+	fprintf(stderr, "usage: soelim [-Crtv] [-I dir] [files]\n");
+
+	exit(EXIT_FAILURE);
+}
+
+static FILE *
+soelim_fopen(const char *name)
+{
+	FILE *f;
+	char path[PATH_MAX];
+	size_t i;
+
+	if (strcmp(name, "-") == 0)
+		return (stdin);
+
+	if ((f = fopen(name, "r")) != NULL)
+		return (f);
+
+	if (*name == '/') {
+		warn("can't open '%s'", name);
+		return (NULL);
+	}
+
+	for (i = 0; i < includes->sl_cur; i++) {
+		snprintf(path, sizeof(path), "%s/%s", includes->sl_str[i],
+		    name);
+		if ((f = fopen(path, "r")) != NULL)
+			return (f);
+	}
+
+	warn("can't open '%s'", name);
+
+	return (f);
+}
+
+static int
+soelim_file(FILE *f, int flag)
+{
+	char *line = NULL;
+	char *walk, *cp;
+	size_t linecap = 0;
+	ssize_t linelen;
+
+	if (f == NULL)
+		return (1);
+
+	while ((linelen = getline(&line, &linecap, f)) > 0) {
+		if (strncmp(line, ".so", 3) != 0) {
+			printf("%s", line);
+			continue;
+		}
+
+		walk = line + 3;
+		if (!isspace(*walk) && ((flag & C_OPTION) == 0)) {
+			printf("%s", line);
+			continue;
+		}
+
+		while (isspace(*walk))
+			walk++;
+
+		cp = walk;
+		while (*cp != '\0' && !isspace(*cp))
+			cp++;
+		*cp = 0;
+		if (cp < line + linelen)
+			cp++;
+
+		if (*walk == '\0') {
+			printf("%s", line);
+			continue;
+		}
+		if (soelim_file(soelim_fopen(walk), flag) == 1) {
+			free(line);
+			return (1);
+		}
+		if (*cp != '\0')
+			printf("%s", cp);
+	}
+
+	free(line);
+	fclose(f);
+
+	return (0);
+}
+
+int
+main(int argc, char **argv)
+{
+	int ch, i;
+	int ret = 0;
+	int flags = 0;
+
+	includes = sl_init();
+	if (includes == NULL)
+		err(EXIT_FAILURE, "sl_init()");
+
+	while ((ch = getopt(argc, argv, "CrtvI:")) != -1) {
+		switch (ch) {
+		case 'C':
+			flags |= C_OPTION;
+			break;
+		case 'r':
+		case 'v':
+		case 't':
+			/* stub compatibility with groff's soelim */
+			break;
+		case 'I':
+			sl_add(includes, optarg);
+			break;
+		default:
+			sl_free(includes, 0);
+			usage();
+		}
+	}
+
+	argc -= optind;
+	argv += optind;
+
+	if (argc == 0)
+		ret = soelim_file(stdin, flags);
+
+	for (i = 0; i < argc; i++)
+		ret = soelim_file(soelim_fopen(argv[i]), flags);
+
+	sl_free(includes, 0);
+
+	return (ret);
+}