55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
#ifndef __NOB_POPEN_H__
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#define __NOB_POPEN_H__
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#include "nob.h"
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typedef struct {
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Nob_String_Builder out; // stdout 内容
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int exit_code; // 实际退出码
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bool ok; // 是否成功启动
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} Nob_Cmd_Result;
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typedef struct {
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const char **items;
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int capacity;
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int count;
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} Nob_Files;
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// 运行命令，捕获 stdout 和退出码（不支持 stdin 和 stderr）
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bool nob_cmd_capture_popen(const char *tname, Nob_Cmd_Result *res) {
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memset(res, 0, sizeof(*res));
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#ifdef _WIN32
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FILE *fp = _popen(tname, "r");
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#else
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FILE *fp = popen(tname, "r");
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#endif
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if (!fp) {
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nob_log(NOB_ERROR, "popen failed");
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return false;
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}
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// 读取输出到 String_Builder
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char buffer[4096];
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while (fgets(buffer, sizeof(buffer), fp)) {
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nob_sb_append_cstr(&res->out, buffer);
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}
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// 获取退出码
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#ifdef _WIN32
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res->exit_code = _pclose(fp);
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#else
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res->exit_code = pclose(fp);
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if (WIFEXITED(res->exit_code))
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res->exit_code = WEXITSTATUS(res->exit_code);
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#endif
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res->ok = true;
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return true;
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}
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#define nob_cmd_result_free(res) nob_sb_free((res).out)
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#endif /* __NOB_POPEN_H__ */
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