check-attr: add an internal check_attr() function
This step is preparation to introducing --stdin-paths option. I have also added maybe_flush_or_die() at the end of main() to ensure that we exit with the zero code only when we flushed the output successfully. Signed-off-by: Dmitry Potapov <dpotapov@gmail.com> Signed-off-by: Shawn O. Pearce <spearce@spearce.org>
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@ -6,6 +6,27 @@
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static const char check_attr_usage[] =
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static const char check_attr_usage[] =
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"git check-attr attr... [--] pathname...";
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"git check-attr attr... [--] pathname...";
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static void check_attr(int cnt, struct git_attr_check *check,
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const char** name, const char *file)
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{
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int j;
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if (git_checkattr(file, cnt, check))
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die("git_checkattr died");
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for (j = 0; j < cnt; j++) {
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const char *value = check[j].value;
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if (ATTR_TRUE(value))
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value = "set";
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else if (ATTR_FALSE(value))
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value = "unset";
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else if (ATTR_UNSET(value))
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value = "unspecified";
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quote_c_style(file, NULL, stdout, 0);
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printf(": %s: %s\n", name[j], value);
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}
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}
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int cmd_check_attr(int argc, const char **argv, const char *prefix)
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int cmd_check_attr(int argc, const char **argv, const char *prefix)
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{
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{
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struct git_attr_check *check;
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struct git_attr_check *check;
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@ -42,23 +63,8 @@ int cmd_check_attr(int argc, const char **argv, const char *prefix)
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check[i].attr = a;
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check[i].attr = a;
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}
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}
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for (i = doubledash; i < argc; i++) {
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for (i = doubledash; i < argc; i++)
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int j;
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check_attr(cnt, check, argv+1, argv[i]);
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if (git_checkattr(argv[i], cnt, check))
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maybe_flush_or_die(stdout, "attribute to stdout");
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die("git_checkattr died");
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for (j = 0; j < cnt; j++) {
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const char *value = check[j].value;
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if (ATTR_TRUE(value))
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value = "set";
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else if (ATTR_FALSE(value))
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value = "unset";
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else if (ATTR_UNSET(value))
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value = "unspecified";
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quote_c_style(argv[i], NULL, stdout, 0);
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printf(": %s: %s\n", argv[j+1], value);
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}
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}
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return 0;
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return 0;
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}
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}
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