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42 lines
594 B
C
42 lines
594 B
C
/* See LICENSE file for copyright and license details. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "text.h"
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#include "util.h"
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static void
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usage(void)
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{
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eprintf("usage: sponge file\n");
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}
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int
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main(int argc, char *argv[])
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{
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FILE *fp, *tmpfp;
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ARGBEGIN {
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default:
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usage();
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} ARGEND;
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if (argc != 1)
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usage();
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if (!(tmpfp = tmpfile()))
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eprintf("tmpfile:");
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concat(stdin, "<stdin>", tmpfp, "<tmpfile>");
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rewind(tmpfp);
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if (!(fp = fopen(argv[0], "w")))
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eprintf("fopen %s:", argv[0]);
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concat(tmpfp, "<tmpfile>", fp, argv[0]);
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fclose(fp);
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fclose(tmpfp);
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return 0;
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}
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