21 lines
424 B
C
21 lines
424 B
C
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///********************/
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///* demo_dup2 : ... */
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///********************/
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# include <stdio.h>
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# include <fcntl.h>
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# include <unistd.h>
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# define ENTREE_STANDARD 0
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int main()
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{ int descr_group;
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char c;
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descr_group = open ("/etc/passwd", O_RDONLY);
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dup2 (descr_group, ENTREE_STANDARD);/// retour a tester ...
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c = getchar();
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while (c != EOF)
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{
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putchar(c); c = getchar();
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}
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return 0;
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}
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