33 lines
640 B
C++
33 lines
640 B
C++
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/* (This program is from p. 154 of the Kernighan and Ritchie text */
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#include <stdio.h>
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main(argc, argv) /* cat: concatenate files */
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int argc;
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char *argv[];
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{
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FILE *fp, *fopen();
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if (argc == 1) /* no args; copy standard input */
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filecopy(stdin);
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else
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while (--argc > 0)
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if ((fp = fopen(*++argv, "r")) == NULL) {
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fprintf(stderr,
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"cat: can't open %s\n", *argv);
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exit(1);
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} else {
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filecopy(fp);
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fclose(fp);
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}
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exit(0);
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}
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filecopy(fp) /* copy file fp to standard output */
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FILE *fp;
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{
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int c;
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while ((c = getc(fp)) != EOF)
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putc(c, stdout);
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}
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p) /* cop
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