hvalue.c

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char** argv)
{
	FILE *f;
	char *cc, cmdline[1024];

	if (argc != 3)
		return fprintf(stderr, "Usage: %s header.h VALUE\n", argv[0]);
	
	f = fopen("hvalue-test.c", "wt");
	fprintf(f, "#include <%s>\n#include <stdio.h>\nvoid main()\n{ printf(\"%%d (0x%%x)\\n\", %s, %s); }\n", argv[1], argv[2], argv[2]);
	fclose(f);

	cc = getenv("CC");
	if (!cc)
		cc = "gcc";

	sprintf(cmdline, "%s hvalue-test.c -o hvalue-test", cc);
	if (system(cmdline))
		return 1;

	if (system("hvalue-test"))
		return 1;

	remove("hvalue-test.c");
	remove("hvalue-test");
	remove("hvalue-test.exe");
}