[src/check-cairoint.h] Test to check that all source files #include "cairoint.h"

as their first include.

src/Makefile.am

@@ -287,5 +287,5 @@ install-data-local:
         fi
 
 TESTS_ENVIRONMENT = srcdir="$(srcdir)"
-TESTS = check-def.sh check-plt.sh check-headers.sh
+TESTS = check-def.sh check-plt.sh check-headers.sh check-cairoint.sh
 EXTRA_DIST += $(TESTS)

src/check-cairoint.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+
+LANG=C
+
+test -z "$srcdir" && srcdir=.
+status=0
+
+echo Checking source files for missing or misplaced \#include cairoint.h
+
+find "$srcdir" -name '*.c' -or -name '*.cpp' |
+while read x; do
+	grep 'include' "$x" /dev/null | head -n 1
+done |
+grep -v '"cairoint.h"' |
+grep . && status = 1
+
+exit $status