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https://github.com/RubyMetric/chsrc
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重写 iterate_menu()
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@ -122,12 +122,13 @@ cli_print_available_mirrors ()
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/**
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* 遍历以 / 为分隔符的别名字符串,对每个别名调用回调函数
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* @brief 遍历以 / 为分隔符的别名字符串,对每个别名调用回调函数
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*
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* @param aliases 空格分隔的 alias 字符串
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* @param callback 对每个 alias 调用的回调函数
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* @param user_data 传递给回调函数的用户数据
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* @return 如果回调函数返回true则停止遍历并返回true,否则返回false
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* @param aliases 空格分隔的 alias 字符串
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* @param callback 对每个 alias 调用的回调函数
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* @param user_data 传递给回调函数的用户数据
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*
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* @return 如果回调函数返回true则停止遍历并返回true,否则返回false
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*/
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bool
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iterate_aliases (const char *aliases, bool (*callback)(const char *alias, void *user_data), void *user_data)
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@ -166,7 +167,7 @@ iterate_aliases (const char *aliases, bool (*callback)(const char *alias, void *
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* 用于 cli_print_supported_targets_ 的回调函数,打印每个别名
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*/
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bool
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print_alias_callback (const char *alias, void *user_data)
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callback_print_alias (const char *alias, void *user_data)
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{
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printf ("%s ", alias);
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return false; // 继续遍历,不停止
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@ -180,7 +181,7 @@ cli_print_supported_targets_ (TargetRegisterInfo_t menu[], size_t size)
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TargetRegisterInfo_t *entry = &menu[i];
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// 使用通用的别名遍历函数打印所有别名
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iterate_aliases (entry->target->aliases, print_alias_callback, NULL);
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iterate_aliases (entry->target->aliases, callback_print_alias, NULL);
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br(); // 每个target换行
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}
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@ -450,53 +451,56 @@ cli_print_issues ()
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/**
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* 用于 iterate_menu_ 的回调函数,检查别名是否匹配用户输入
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* @brief 用于 callback_find_target() 的回调函数,检查别名是否匹配用户输入
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*/
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bool
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match_alias_callback (const char *alias, void *user_data)
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callback_match_alias (const char *alias, void *user_data)
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{
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const char *input = (const char *)user_data;
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return xy_streql_ic (input, alias);
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}
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/**
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* @brief 用于 iterate_menu() 的回调函数
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*/
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bool
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callback_find_target (void *data)
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{
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target = (Target_t *) data;
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if (iterate_aliases (target->aliases, callback_match_alias, (void *)input))
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{
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target->prelude();
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return true;
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}
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}
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/**
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* 查询用户输入 `input` 是否与该 `menu` 中的某个 target 匹配
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* 若匹配将直接调用 prelude
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*
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* @param[in] menu menu
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* @param[in] size menu 大小
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* @param[in] input 用户输入的目标名
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* @param[out] target 返回匹配到的 Target_t 指针
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* @param[in] menu menu
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* @param[in] input 用户输入的目标名
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* @param[out] target 返回匹配到的 Target_t 指针
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*
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* @return 匹配到则返回true,未匹配到则返回false
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*/
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#define iterate_menu(ary, input, target) iterate_menu_(ary, xy_arylen(ary), input, target)
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bool
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iterate_menu_ (TargetRegisterInfo_t menu[], size_t size, const char *input, Target_t **target)
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iterate_menu (XySeq_t *menu, const char *input, Target_t **target)
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{
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for (int i = 0; i < size; i++)
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Target_t *t = xy_seq_find (menu, callback_find_target);
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if (t)
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{
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TargetRegisterInfo_t *entry = &menu[i];
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if (iterate_aliases (entry->target->aliases, match_alias_callback, (void *)input))
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{
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if (entry->prelude)
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{
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entry->prelude();
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}
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else
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{
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chsrc_error ("该target未定义 prelude()");
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}
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*target = entry->target;
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return true;
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}
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*target = t;
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t->preludefn();
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return true;
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}
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else
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{
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*target = NULL;
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return false;
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}
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*target = NULL;
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return false;
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}
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@ -536,9 +540,9 @@ get_target (const char *input, TargetOp code, char *option)
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Target_t *target = NULL;
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bool matched = iterate_menu (chsrc_pl_menu, input, &target);
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if (!matched) matched = iterate_menu (chsrc_os_menu, input, &target);
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if (!matched) matched = iterate_menu (chsrc_wr_menu, input, &target);
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bool matched = iterate_menu (ProgStore.pl, input, &target);
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if (!matched) matched = iterate_menu (ProgStore.os, input, &target);
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if (!matched) matched = iterate_menu (ProgStore.wr, input, &target);
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if (!matched) return false;
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@ -623,7 +627,8 @@ get_target (const char *input, TargetOp code, char *option)
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int
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main (int argc, char const *argv[])
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{
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chsrc_framework_init ();
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chsrc_init_framework ();
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chsrc_init_menu ();
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argc -= 1;
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