#include <mLib/mdwopt.h>
#include <mLib/quis.h>
+/*----- Static variables --------------------------------------------------*/
+
+static unsigned int flags = 0;
+#define F_SH 1u
+#define F_CSH 2u
+#define F_SHELL 3u
+#define F_EXPORT 4u
+
/*----- Main code ---------------------------------------------------------*/
static void version(FILE *fp)
unsigned long wd, ht;
int sc;
-#define f_sh 1u
-#define f_csh 2u
-#define f_shell 3u
-#define f_export 4u
-#define f_bogus 8u
+#define f_bogus 1u
/* --- Parse command line options --- */
case 'u': usage(stdout); exit(0); break;
case 'v': version(stdout); exit(0); break;
case 'd': display = optarg; break;
- case 'b': f |= f_sh; break;
- case 'c': f |= f_csh; break;
- case 'x': f |= f_export; break;
+ case 'b': flags |= F_SH; break;
+ case 'c': flags |= F_CSH; break;
+ case 'x': flags |= F_EXPORT; break;
default: f |= f_bogus; break;
}
}
* Otherwise assume it's Bourne. This seems to work in practice.
*/
- if (!(f & f_shell)) {
+ if (!(flags & F_SHELL)) {
s = getenv("SHELL");
- if (!s)
- f |= f_sh;
- if (strstr(s, "csh"))
- f |= f_csh;
- else
- f |= f_sh;
+ if (!s) flags |= F_SH;
+ if (strstr(s, "csh")) flags |= F_CSH;
+ else flags |= F_SH;
}
- if ((f & f_sh) && (f & f_csh)) {
+ if ((flags & F_SH) && (flags & F_CSH)) {
fprintf(stderr, "xscsize: make your mind up about your shell type\n");
exit(EXIT_FAILURE);
}