DEFINES_FUNC = 0x2,
INSIDE_MAIN = 0x4,
DEFINES_EVERYTHING = 0x8,
+ MAY_NOT_COMPILE = 0x10,
EXECUTE = 0x8000
};
};
static struct test tests[] = {
+ { "HAVE_32BIT_OFF_T", DEFINES_EVERYTHING|EXECUTE, NULL,
+ "#include <sys/types.h>\n"
+ "int main(int argc, char *argv[]) {\n"
+ " return sizeof(off_t) == 4 ? 0 : 1;\n"
+ "}\n" },
{ "HAVE_ALIGNOF", INSIDE_MAIN, NULL,
"return __alignof__(double) > 0 ? 0 : 1;" },
{ "HAVE_ASPRINTF", DEFINES_FUNC, NULL,
{ "HAVE_COMPOUND_LITERALS", INSIDE_MAIN, NULL,
"int *foo = (int[]) { 1, 2, 3, 4 };\n"
"return foo[0] ? 0 : 1;" },
+ { "HAVE_FILE_OFFSET_BITS", DEFINES_EVERYTHING|EXECUTE,
+ "HAVE_32BIT_OFF_T",
+ "#define _FILE_OFFSET_BITS 64\n"
+ "#include <sys/types.h>\n"
+ "int main(int argc, char *argv[]) {\n"
+ " return sizeof(off_t) == 8 ? 0 : 1;\n"
+ "}\n" },
{ "HAVE_FOR_LOOP_DECLARATION", INSIDE_MAIN, NULL,
"for (int i = 0; i < argc; i++) { return 0; };\n"
"return 1;" },
"static void *func(int fd) {\n"
" return mmap(0, 65536, PROT_READ, MAP_SHARED, fd, 0);\n"
"}" },
- { "HAVE_NESTED_FUNCTIONS", DEFINES_FUNC, NULL,
- "void (*func(int val))(int);\n"
- "void (*func(int val))(int) {\n"
- " auto void add(int val2);\n"
- " void add(int val2) { val += val2; }\n"
- " return add;\n"
+ { "HAVE_QSORT_R_PRIVATE_LAST",
+ DEFINES_EVERYTHING|EXECUTE|MAY_NOT_COMPILE, NULL,
+ "#define _GNU_SOURCE 1\n"
+ "#include <stdlib.h>\n"
+ "static int cmp(const void *lp, const void *rp, void *priv) {\n"
+ " *(unsigned int *)priv = 1;\n"
+ " return *(const int *)lp - *(const int *)rp; }\n"
+ "int main(void) {\n"
+ " int array[] = { 9, 2, 5 };\n"
+ " unsigned int called = 0;\n"
+ " qsort_r(array, 3, sizeof(int), cmp, &called);\n"
+ " return called && array[0] == 2 && array[1] == 5 && array[2] == 9 ? 0 : 1;\n"
"}\n" },
{ "HAVE_STACK_GROWS_UPWARDS", DEFINES_EVERYTHING|EXECUTE, NULL,
"static long nest(const void *base, unsigned int i)\n"
err(1, "creating %s", INPUT_FILE);
fprintf(outf, "%s", PRE_BOILERPLATE);
- switch (test->style & ~EXECUTE) {
+ switch (test->style & ~(EXECUTE|MAY_NOT_COMPILE)) {
case INSIDE_MAIN:
fprintf(outf, "%s", MAIN_START_BOILERPLATE);
fprintf(outf, "%s", test->fragment);
printf("Compile %s for %s, status %i: %s\n",
status ? "fail" : "warning",
test->name, status, output);
- if (test->style & EXECUTE)
+ if ((test->style & EXECUTE) && !(test->style & MAY_NOT_COMPILE))
errx(1, "Test for %s did not compile:\n%s",
test->name, output);
test->answer = false;