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If read were to return with an error, bad things would happen. Fix it.
Also, make sure read errors are reflected in the applet exit code.
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@ -38,7 +38,7 @@ int tee_main(int argc, char **argv)
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int flags;
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int retval = EXIT_SUCCESS;
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#ifdef CONFIG_FEATURE_TEE_USE_BLOCK_IO
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size_t c;
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ssize_t c;
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RESERVE_CONFIG_BUFFER(buf, BUFSIZ);
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#else
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int c;
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@ -78,12 +78,16 @@ int tee_main(int argc, char **argv)
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*p = NULL; /* Store the sentinal value. */
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#ifdef CONFIG_FEATURE_TEE_USE_BLOCK_IO
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while ((c = read(STDIN_FILENO, buf, BUFSIZ)) != 0) {
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while ((c = safe_read(STDIN_FILENO, buf, BUFSIZ)) > 0) {
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for (p=files ; *p ; p++) {
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fwrite(buf, 1, c, *p);
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}
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}
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if (c < 0) { /* Make sure read errors are signaled. */
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retval = EXIT_FAILURE;
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}
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#ifdef CONFIG_FEATURE_CLEAN_UP
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RELEASE_CONFIG_BUFFER(buf);
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#endif
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