Respect exit status in head(1)
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parent
8767e4b320
commit
2a84dd5076
7
head.c
7
head.c
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@ -12,7 +12,7 @@ static void head(FILE *, const char *, long);
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static void
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usage(void)
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{
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eprintf("usage: %s [-n] [FILE...]\n", argv0);
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eprintf("usage: %s [-n lines] [file...]\n", argv0);
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}
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int
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@ -20,6 +20,7 @@ main(int argc, char *argv[])
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{
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long n = 10;
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FILE *fp;
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int ret = 0;
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ARGBEGIN {
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case 'n':
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@ -38,14 +39,14 @@ main(int argc, char *argv[])
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for (; argc > 0; argc--, argv++) {
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if (!(fp = fopen(argv[0], "r"))) {
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weprintf("fopen %s:", argv[0]);
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ret = 1;
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continue;
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}
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head(fp, argv[0], n);
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fclose(fp);
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}
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}
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return 0;
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return ret;
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}
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static void
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