From d73c5ac9891ea3a88fa6a5ec1339df1f5cdf1a49 Mon Sep 17 00:00:00 2001
From: dzwdz
Date: Sat, 3 Sep 2022 23:41:17 +0200
Subject: user/libc: generate strerror from camellia/errno.h

---
 src/user/lib/include/__errno.h     | 16 ++++++++++++++++
 src/user/lib/include/__errno.h.awk | 20 ++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 src/user/lib/include/__errno.h
 create mode 100644 src/user/lib/include/__errno.h.awk

(limited to 'src/user/lib/include')

diff --git a/src/user/lib/include/__errno.h b/src/user/lib/include/__errno.h
new file mode 100644
index 0000000..d6d5e6a
--- /dev/null
+++ b/src/user/lib/include/__errno.h
@@ -0,0 +1,16 @@
+/* generated by awk */
+#ifdef E
+E(  1, "EGENERIC unknown error")
+E(  2, "EFAULT")
+E(  3, "EBADF bad file descriptor")
+E(  4, "EINVAL")
+E(  5, "ENOSYS unsupported")
+E(  6, "ERANGE")
+E(  7, "ENOMEM")
+E(  8, "ENOENT")
+E(  9, "ENOTEMPTY")
+E( 10, "EACCES")
+E( 11, "EMFILE all file descriptors taken")
+E( 12, "ECONNRESET")
+E(200, "EISDIR")
+#endif
diff --git a/src/user/lib/include/__errno.h.awk b/src/user/lib/include/__errno.h.awk
new file mode 100644
index 0000000..6232835
--- /dev/null
+++ b/src/user/lib/include/__errno.h.awk
@@ -0,0 +1,20 @@
+BEGIN {
+	print "/* generated by awk */";
+	print "#ifdef E";
+}
+
+END {
+	print "#endif";
+}
+
+/#define/ {
+	comment = $2;
+	num = $3;
+	# extract the comment, if present
+	if (index($0, "/*")) {
+		sub(/[^/]*\/\*/, "");
+		sub(/ *\*\//, "");
+		comment = comment $0;
+	}
+	printf "E(%3s, \"%s\")\n", num, comment;
+}
-- 
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