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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:34:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 03:34:38 +0000
commitfa5845db13c5cc87a03062fedf5d9cc237d14604 (patch)
tree800970ee68d1ce0659dfbde71e1149e6a2cacf9f /compat/err.c
parentInitial commit. (diff)
downloadtmux-fa5845db13c5cc87a03062fedf5d9cc237d14604.tar.xz
tmux-fa5845db13c5cc87a03062fedf5d9cc237d14604.zip
Adding upstream version 3.3a.upstream/3.3a
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compat/err.c')
-rw-r--r--compat/err.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/compat/err.c b/compat/err.c
new file mode 100644
index 0000000..f470692
--- /dev/null
+++ b/compat/err.c
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2017 Nicholas Marriott <nicholas.marriott@gmail.com>
+ *
+ * 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 AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, 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 <errno.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "compat.h"
+
+void
+err(int eval, const char *fmt, ...)
+{
+ va_list ap;
+ int saved_errno = errno;
+
+ fprintf(stderr, "%s: ", getprogname());
+
+ va_start(ap, fmt);
+ if (fmt != NULL) {
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, ": ");
+ }
+ va_end(ap);
+
+ fprintf(stderr, "%s\n", strerror(saved_errno));
+ exit(eval);
+}
+
+void
+errx(int eval, const char *fmt, ...)
+{
+ va_list ap;
+
+ fprintf(stderr, "%s: ", getprogname());
+
+ va_start(ap, fmt);
+ if (fmt != NULL)
+ vfprintf(stderr, fmt, ap);
+ va_end(ap);
+
+ putc('\n', stderr);
+ exit(eval);
+}
+
+void
+warn(const char *fmt, ...)
+{
+ va_list ap;
+ int saved_errno = errno;
+
+ fprintf(stderr, "%s: ", getprogname());
+
+ va_start(ap, fmt);
+ if (fmt != NULL) {
+ vfprintf(stderr, fmt, ap);
+ fprintf(stderr, ": ");
+ }
+ va_end(ap);
+
+ fprintf(stderr, "%s\n", strerror(saved_errno));
+}
+
+void
+warnx(const char *fmt, ...)
+{
+ va_list ap;
+
+ fprintf(stderr, "%s: ", getprogname());
+
+ va_start(ap, fmt);
+ if (fmt != NULL)
+ vfprintf(stderr, fmt, ap);
+ va_end(ap);
+
+ putc('\n', stderr);
+}