1 #include <tools/ccanlint/ccanlint.h>
2 #include <tools/tools.h>
3 #include <ccan/str/str.h>
16 static const char *can_build(struct manifest *m UNNEEDED)
19 return "Safe mode enabled";
23 static struct ccan_file *main_header(struct manifest *m)
27 list_for_each(&m->h_files, f, list) {
28 if (strstarts(f->name, m->basename)
29 && strlen(f->name) == strlen(m->basename) + 2)
32 /* Should not happen: we depend on main_header_compiles */
36 static void check_headers_no_cpp(struct manifest *m,
37 unsigned int *timeleft UNNEEDED,
41 char *tmpsrc, *tmpobj, *cmdout;
43 struct ccan_file *mainh = main_header(m);
45 tmpsrc = temp_file(m, "-included.c", mainh->fullname);
46 tmpobj = temp_file(m, ".o", tmpsrc);
48 /* We don't fail you for this. */
50 fd = open(tmpsrc, O_WRONLY | O_CREAT | O_EXCL, 0600);
52 err(1, "Creating temporary file %s", tmpsrc);
54 contents = tal_fmt(tmpsrc,
55 "#define alignas #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
56 "#define class #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
57 "#define constexpr #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
58 "#define const_cast #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
59 "#define decltype #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
60 "#define delete #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
61 "#define dynamic_cast #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
62 "#define explicit #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
63 "#define false #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
64 "#define friend #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
65 "#define mutable #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
66 "#define namespace #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
67 "#define new #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
68 "#define nullptr #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
69 "#define operator #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
70 "#define public #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
71 "#define private #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
72 "#define protected #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
73 "#define reinterpret_cast #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
74 "#define static_assert #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
75 "#define static_cast #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
76 "#define template #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
77 "#define this #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
78 "#define thread_local #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
79 "#define throw #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
80 "#define true #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
81 "#define try #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
82 "#define typeid #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
83 "#define typename #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
84 "#define using #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
85 "#define virtual #DONT_USE_CPLUSPLUS_RESERVED_NAMES\n"
86 "#include <ccan/%s/%s.h>\n",
87 m->modname, m->basename);
88 if (write(fd, contents, strlen(contents)) != strlen(contents))
89 err(1, "writing to temporary file %s", tmpsrc);
92 if (compile_object(score, tmpsrc, ccan_dir, compiler, cflags,
94 score->score = score->total;
96 score->error = tal_fmt(score,
97 "Main header file with C++ names:\n%s",
102 struct ccanlint avoids_cpp_reserved = {
103 .key = "avoids_cpp_reserved",
104 .name = "Modules main header compiles without C++ reserved words",
105 .check = check_headers_no_cpp,
106 .can_run = can_build,
107 .needs = "main_header_compiles"
110 REGISTER_TEST(avoids_cpp_reserved);