Virgin import of FILE 3.32

1 files changed, 218 insertions, 0 deletions

diff --git a/contrib/file/print.c b/contrib/file/print.c
new file mode 100644
index 0000000..7992f5c
--- /dev/null
+++ b/contrib/file/print.c
@@ -0,0 +1,218 @@
+/*
+ * print.c - debugging printout routines
+ *
+ * Copyright (c) Ian F. Darwin, 1987.
+ * Written by Ian F. Darwin.
+ *
+ * This software is not subject to any license of the American Telephone
+ * and Telegraph Company or of the Regents of the University of California.
+ *
+ * Permission is granted to anyone to use this software for any purpose on
+ * any computer system, and to alter it and redistribute it freely, subject
+ * to the following restrictions:
+ *
+ * 1. The author is not responsible for the consequences of use of this
+ *    software, no matter how awful, even if they arise from flaws in it.
+ *
+ * 2. The origin of this software must not be misrepresented, either by
+ *    explicit claim or by omission.  Since few users ever read sources,
+ *    credits must appear in the documentation.
+ *
+ * 3. Altered versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.  Since few users
+ *    ever read sources, credits must appear in the documentation.
+ *
+ * 4. This notice may not be removed or altered.
+ */
+
+#include "file.h"
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+#ifdef __STDC__
+# include <stdarg.h>
+#else
+# include <varargs.h>
+#endif
+#include <stdlib.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <time.h>
+
+#ifndef lint
+FILE_RCSID("@(#)$Id: print.c,v 1.31 2000/08/05 17:36:49 christos Exp $")
+#endif  /* lint */
+
+#define SZOF(a)	(sizeof(a) / sizeof(a[0]))
+
+void
+mdump(m)
+	struct magic *m;
+{
+	static const char *typ[] = { "invalid", "byte", "short", "invalid",
+				     "long", "string", "date", "beshort",
+				     "belong", "bedate", "leshort", "lelong",
+				     "ledate" };
+	(void) fputc('[', stderr);
+	(void) fprintf(stderr, ">>>>>>>> %d" + 8 - (m->cont_level & 7),
+		       m->offset);
+
+	if (m->flag & INDIR)
+		(void) fprintf(stderr, "(%s,%d),",
+			       /* Note: in.type is unsigned */
+			       (m->in.type < SZOF(typ)) ? 
+					typ[m->in.type] : "*bad*",
+			       m->in.offset);
+
+	(void) fprintf(stderr, " %s%s", (m->flag & UNSIGNED) ? "u" : "",
+		       /* Note: type is unsigned */
+		       (m->type < SZOF(typ)) ? typ[m->type] : "*bad*");
+	if (m->mask != ~((uint32)0)) {
+		if(STRING != m->type)
+			(void) fprintf(stderr, " & %.8x", m->mask);
+		else {
+			(void) fputc('/', stderr); 
+			if (m->mask & STRING_IGNORE_LOWERCASE) 
+				(void) fputc(CHAR_IGNORE_LOWERCASE, stderr);
+			if (m->mask & STRING_COMPACT_BLANK) 
+				(void) fputc(CHAR_COMPACT_BLANK, stderr);
+			if (m->mask & STRING_COMPACT_OPTIONAL_BLANK) 
+				(void) fputc(CHAR_COMPACT_OPTIONAL_BLANK,
+				stderr);
+		}
+	}
+
+	(void) fprintf(stderr, ",%c", m->reln);
+
+	if (m->reln != 'x') {
+		switch (m->type) {
+		case BYTE:
+		case SHORT:
+		case LONG:
+		case LESHORT:
+		case LELONG:
+		case BESHORT:
+		case BELONG:
+			(void) fprintf(stderr, "%d", m->value.l);
+			break;
+		case STRING:
+			showstr(stderr, m->value.s, -1);
+			break;
+		case DATE:
+		case LEDATE:
+		case BEDATE:
+			{
+				time_t t = m->value.l;
+				char *rt, *pp = ctime(&t);
+
+				if ((rt = strchr(pp, '\n')) != NULL)
+					*rt = '\0';
+				(void) fprintf(stderr, "%s,", pp);
+				if (rt)
+					*rt = '\n';
+			}
+			break;
+		default:
+			(void) fputs("*bad*", stderr);
+			break;
+		}
+	}
+	(void) fprintf(stderr, ",\"%s\"]\n", m->desc);
+}
+
+/*
+ * ckfputs - futs, but with error checking
+ * ckfprintf - fprintf, but with error checking
+ */
+void
+ckfputs(str, fil) 	
+	const char *str;
+	FILE *fil;
+{
+	if (fputs(str,fil) == EOF)
+		error("write failed.\n");
+}
+
+/*VARARGS*/
+void
+#ifdef __STDC__
+ckfprintf(FILE *f, const char *fmt, ...)
+#else
+ckfprintf(va_alist)
+	va_dcl
+#endif
+{
+	va_list va;
+#ifdef __STDC__
+	va_start(va, fmt);
+#else
+	FILE *f;
+	const char *fmt;
+	va_start(va);
+	f = va_arg(va, FILE *);
+	fmt = va_arg(va, const char *);
+#endif
+	(void) vfprintf(f, fmt, va);
+	if (ferror(f))
+		error("write failed.\n");
+	va_end(va);
+}
+
+/*
+ * error - print best error message possible and exit
+ */
+/*VARARGS*/
+void
+#ifdef __STDC__
+error(const char *f, ...)
+#else
+error(va_alist)
+	va_dcl
+#endif
+{
+	va_list va;
+#ifdef __STDC__
+	va_start(va, f);
+#else
+	const char *f;
+	va_start(va);
+	f = va_arg(va, const char *);
+#endif
+	/* cuz we use stdout for most, stderr here */
+	(void) fflush(stdout); 
+
+	if (progname != NULL) 
+		(void) fprintf(stderr, "%s: ", progname);
+	(void) vfprintf(stderr, f, va);
+	va_end(va);
+	exit(1);
+}
+
+/*VARARGS*/
+void
+#ifdef __STDC__
+magwarn(const char *f, ...)
+#else
+magwarn(va_alist)
+	va_dcl
+#endif
+{
+	va_list va;
+#ifdef __STDC__
+	va_start(va, f);
+#else
+	const char *f;
+	va_start(va);
+	f = va_arg(va, const char *);
+#endif
+	/* cuz we use stdout for most, stderr here */
+	(void) fflush(stdout); 
+
+	if (progname != NULL) 
+		(void) fprintf(stderr, "%s: %s, %d: ", 
+			       progname, magicfile, lineno);
+	(void) vfprintf(stderr, f, va);
+	va_end(va);
+	fputc('\n', stderr);
+}