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- /*
- * 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 <stdio.h>
- #include <errno.h>
- #include <string.h>
- #if __STDC__
- # include <stdarg.h>
- #else
- # include <varargs.h>
- #endif
- #include <stdlib.h>
- #ifndef MSC
- #include <unistd.h>
- #endif
- #include "file.h"
-
- #ifndef lint
- static char *moduleid =
- "@(#)$Id: print.c,v 1.18 93/02/19 14:22:47 ian Exp $";
- #endif /* lint */
-
- void
- mdump(m)
- struct magic *m;
- {
- static char *offs[] = { "absolute", "offset",
- "indirect", "indirect-offset" };
- static char *typ[] = { "invalid", "byte", "short", "invalid",
- "long", "string", "date", "beshort",
- "belong", "bedate", "leshort", "lelong",
- "ledate" };
- #ifdef MSC
- (void) fprintf(stderr, "[%s,%ld,%s,%s%c,",
- #else
- (void) fprintf(stderr, "[%s,%d,%s,%s%c,",
- #endif
- (m->flag >= 0 && m->flag < 4 ? offs[m->flag]: "*bad*"),
- m->offset,
- #ifdef OS2 /* bugfix, not OS/2 specific */
- (m->type >= 0 && m->type < sizeof(typ)/sizeof(typ[0]) ?
- #else
- (m->type >= 0 && m->type < 7 ?
- #endif
- typ[(unsigned char) m->type] : "*bad*"),
- m->reln & MASK ? "&" : "",
- m->reln & ~MASK);
-
- if (m->flag & INDIR)
- #ifdef MSC
- (void) fprintf(stderr, "(%s,%ld)",
- #else
- (void) fprintf(stderr, "(%s,%d)",
- #endif
- (m->in.type >= 0 &&
- m->in.type < 6 ? typ[(unsigned char) m->in.type] : "*bad*"),
- m->in.offset);
-
- if (m->type == STRING)
- showstr(m->value.s);
- else
- (void) fprintf(stderr, "%d",m->value.l);
- (void) fprintf(stderr, ",%s", m->desc);
- (void) fputs("]\n", stderr);
- }
-
- /*
- * 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
- #if __STDC__
- ckfprintf(FILE *f, const char *fmt, ...)
- #else
- ckfprintf(va_alist)
- va_dcl
- #endif
- {
- va_list va;
- #if __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
- #if __STDC__
- error(const char *f, ...)
- #else
- error(va_alist)
- va_dcl
- #endif
- {
- va_list va;
- #if __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
- #if __STDC__
- magwarn(const char *f, ...)
- #else
- magwarn(va_alist)
- va_dcl
- #endif
- {
- va_list va;
- #if __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);
- }
-