From 7eef4f04d9fd1fc8ecc38392ce1adb1c44899adc Mon Sep 17 00:00:00 2001
From: EuAndreh <eu@euandre.org>
Date: Wed, 1 Sep 2021 11:03:49 -0300
Subject: Refactor C files, split logerr and tests-lib

---
 tests/c-lint.sh | 65 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 mode change 100644 => 100755 tests/c-lint.sh

(limited to 'tests/c-lint.sh')

diff --git a/tests/c-lint.sh b/tests/c-lint.sh
old mode 100644
new mode 100755
index e69de29..0fa0b01
--- a/tests/c-lint.sh
+++ b/tests/c-lint.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+set -eu
+
+awk '
+BEGIN {
+	ret = 0
+	msg = "function not on the start of the line:"
+}
+
+/^[a-zA-Z0-9_]+ .+\(/ {
+	if (ret == 0) {
+		print msg
+	}
+	printf "%s:%s:%s\n", FILENAME, FNR, $0
+	ret = 1
+}
+
+END {
+	exit ret
+}
+' "$@"
+
+
+awk '
+BEGIN {
+	ret = 0
+	static = 1
+	msg = "non-static function is not declared in a header:"
+}
+
+/^[a-zA-Z0-9_]+\(.*$/ && static == 0 {
+	split($0, line, /\(/)
+	fn_name = line[1]
+	if (fn_name != "main") {
+		header = substr(FILENAME, 0, length(FILENAME) - 2)  ".h"
+		if (system("grep -q ^\"" fn_name "\" \"" header "\"")) {
+			if (ret == 0) {
+				print msg
+			}
+			printf "%s:%s:%s\n", FILENAME, FNR, $0
+			ret = 1
+		}
+	}
+}
+
+/^static / {
+	static = 1
+}
+
+!/^static / {
+	static = 0
+}
+
+END {
+	exit ret
+}
+' "$@"
+
+
+RE='[a-z]+\(\) {'
+if grep -Eq "$RE" "$@"; then
+	echo 'Functions with no argument without explicit "void" parameter:' >&2
+	grep -En "$RE" "$@"
+	exit 1
+fi
-- 
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