usr.bin: Add simple `fetch' program

Signed-off-by: Ian Moffett <ian@osmora.org>

3 files changed, 66 insertions, 0 deletions

diff --git a/usr.bin/fetch/Makefile b/usr.bin/fetch/Makefile
new file mode 100644
index 0000000..4b08e84
--- /dev/null
+++ b/usr.bin/fetch/Makefile
@@ -0,0 +1,6 @@
+include user.mk
+
+CFILES = $(shell find . -name "*.c")
+
+$(ROOT)/base/usr/bin/fetch:
+	gcc $(CFILES) -o $@ $(INTERNAL_CFLAGS)
diff --git a/usr.bin/fetch/fetch.c b/usr.bin/fetch/fetch.c
new file mode 100644
index 0000000..98b2d3c
--- /dev/null
+++ b/usr.bin/fetch/fetch.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2023-2025 Ian Marco Moffett and the Osmora Team.
+ * 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.
+ * 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.
+ * 3. Neither the name of Hyra nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT OWNER OR CONTRIBUTORS 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 <unistd.h>
+#include <fcntl.h>
+#include <string.h>
+
+#define prcons(FD, STR) write((FD), (STR), strlen((STR)))
+
+#define ASCII_ART \
+    "  ____      \n" \
+    " | \\__\\     \n" \
+    " | /\\  \\     user: root\n" \
+    " |/  \\  \\    OS:   Hyra/amd64 v"_OSVER"\n" \
+    " \\ R. \\  \\   arch: "_OSARCH"\n" \
+    "  \\ I. \\  \\\n"
+
+
+int
+main(void)
+{
+    int fd;
+
+    fd = open("/dev/console", O_WRONLY);
+    if (fd < 0) {
+        return fd;
+    }
+
+    prcons(fd, ASCII_ART);
+    close(fd);
+    return 0;
+}
diff --git a/usr.bin/osh/osh.c b/usr.bin/osh/osh.c
index 4e16463..583f29a 100644
--- a/usr.bin/osh/osh.c
+++ b/usr.bin/osh/osh.c
@@ -51,6 +51,7 @@
     "reboot   - Reboot the machine\n" \
     "shutdown - Power off the machine\n" \
     "kmsg     - Print kernel message buffer\n" \
+    "fetch    - System information\n" \
     "exit     - Exit the shell\n"
 
 #define PROMPT "[root::osmora]~ "
@@ -188,6 +189,7 @@ struct command cmds[] = {
     {"reboot", NULL, cmd_reboot},
     {"shutdown", NULL, cmd_shutdown},
     {"kmsg", "/usr/bin/kmsg", NULL},
+    {"fetch", "/usr/bin/fetch", NULL},
     {NULL, NULL}
 };