36 lines
588 B
C
36 lines
588 B
C
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#include <unistd.h>
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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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int desc_read, desc_write;
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char c;
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int main(int argc, char *argv[]) {
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if (argc != 3) {
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printf("Deux noms de fichiers comme arguments\n");
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exit(1);
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}
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if ((desc_read = open(argv[1], O_RDONLY)) == -1) {
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perror(argv[1]);
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exit(1);
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}
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if ((desc_write = open(argv[2], O_WRONLY|O_CREAT|O_TRUNC, 0666)) == -1) {
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perror(argv[2]);
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exit(1);
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}
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for(;;) {
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if (read(desc_read, &c, 1) != 1) exit(0);
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write(desc_write, &c, 1);
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}
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close(desc_read);
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close(desc_write);
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return EXIT_SUCCESS;
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}
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