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commit-tree: check return value from write_sha1_file()
... found by Matthias Kestenholz. Signed-off-by: Junio C Hamano <junkio@cox.net>
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@ -125,7 +125,10 @@ int main(int argc, char **argv)
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while (fgets(comment, sizeof(comment), stdin) != NULL)
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add_buffer(&buffer, &size, "%s", comment);
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write_sha1_file(buffer, size, "commit", commit_sha1);
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if (!write_sha1_file(buffer, size, "commit", commit_sha1)) {
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printf("%s\n", sha1_to_hex(commit_sha1));
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return 0;
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}
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else
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return 1;
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}
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