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cc977a4b8b
errno must be accessed by a macro from errno.h. Tidy includes and add unistd.h for read/write. Consolidate patches for easy of maintenance. This code is borderline useless and certainly broken with modern tape sizes due to the use of ints for sizes. PR: 281781 Approved by: sjroz@verizon.net (maintainer)
33 lines
801 B
C
33 lines
801 B
C
--- copytape.c.orig
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+++ copytape.c
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@@ -28,15 +28,18 @@
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*/
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-#include <stdio.h>
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/mtio.h>
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#include <sys/file.h>
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-extern int errno;
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+#include <errno.h>
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include <string.h>
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+#include <unistd.h>
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-#define BUFLEN 262144 /* max tape block size */
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+#define BUFLEN (1024*1024) /* max tape block size */
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#define TAPE_MARK -100 /* return record length if we read a
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* tape mark */
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#define END_OF_TAPE -101 /* 2 consecutive tape marks */
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@@ -149,7 +152,7 @@
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len = input(from);
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} while (len > 0);
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if (len == FORMAT_ERROR) {
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- perror(stderr, "copytape: format error on skip");
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+ perror("copytape: format error on skip");
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exit(-1);
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};
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if (len == END_OF_TAPE) {
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