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Diffstat (limited to 'usr.bin/mandoc/mandoc_aux.c')
-rw-r--r--usr.bin/mandoc/mandoc_aux.c113
1 files changed, 113 insertions, 0 deletions
diff --git a/usr.bin/mandoc/mandoc_aux.c b/usr.bin/mandoc/mandoc_aux.c
new file mode 100644
index 0000000..7c23ecf
--- /dev/null
+++ b/usr.bin/mandoc/mandoc_aux.c
@@ -0,0 +1,113 @@
+/* $OpenBSD: mandoc_aux.c,v 1.9 2018/02/07 20:04:33 schwarze Exp $ */
+/*
+ * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
+ * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <sys/types.h>
+
+#include <err.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "mandoc.h"
+#include "mandoc_aux.h"
+
+int
+mandoc_asprintf(char **dest, const char *fmt, ...)
+{
+ va_list ap;
+ int ret;
+
+ va_start(ap, fmt);
+ ret = vasprintf(dest, fmt, ap);
+ va_end(ap);
+
+ if (ret == -1)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ret;
+}
+
+void *
+mandoc_calloc(size_t num, size_t size)
+{
+ void *ptr;
+
+ ptr = calloc(num, size);
+ if (ptr == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ptr;
+}
+
+void *
+mandoc_malloc(size_t size)
+{
+ void *ptr;
+
+ ptr = malloc(size);
+ if (ptr == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ptr;
+}
+
+void *
+mandoc_realloc(void *ptr, size_t size)
+{
+ ptr = realloc(ptr, size);
+ if (ptr == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ptr;
+}
+
+void *
+mandoc_reallocarray(void *ptr, size_t num, size_t size)
+{
+ ptr = reallocarray(ptr, num, size);
+ if (ptr == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ptr;
+}
+
+void *
+mandoc_recallocarray(void *ptr, size_t oldnum, size_t num, size_t size)
+{
+ ptr = recallocarray(ptr, oldnum, num, size);
+ if (ptr == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return ptr;
+}
+
+char *
+mandoc_strdup(const char *ptr)
+{
+ char *p;
+
+ p = strdup(ptr);
+ if (p == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return p;
+}
+
+char *
+mandoc_strndup(const char *ptr, size_t sz)
+{
+ char *p;
+
+ p = strndup(ptr, sz);
+ if (p == NULL)
+ err((int)MANDOCLEVEL_SYSERR, NULL);
+ return p;
+}