LinuxCUPS 打印示例教程 [关闭]

介绍Linux/CUPS打印示例/教程

sudo apt-get install cups

systemctl status cups

http://localhost:631/

c
#include 
#include 
int main(int argc, char **argv) {
    int num_dests;
    cups_dest_t *dests, *dest;
    const char *printer_name = "printer_name";
    const char *file_name = "file_name";
    // 初始化CUPS
    if (cupsInit(NULL, NULL) != IPP_OK) {
        printf("Failed to initialize CUPS.\n");
        return 1;
    }
    // 获取可用打印机列表
    num_dests = cupsGetDests(&dests);
    if (num_dests <= 0) {
        printf("No printers found.\n");
        return 1;
    }
    // 查找指定名称的打印机
    for (dest = dests; dest != NULL; dest = dest->next) {
        if (strcmp(dest->name, printer_name) == 0) {
            break;
        }
    }
    // 打印文件
    if (dest != NULL) {
        int job_id;
        job_id = cupsPrintFile(dest->name, file_name, "CUPS test", 0, NULL);
        if (job_id > 0) {
            printf("Print job submitted successfully. Job ID: %d\n", job_id);
        } else {
            printf("Failed to submit print job.\n");
            return 1;
        }
    } else {
        printf("Printer not found.\n");
        return 1;
    }
    // 释放资源
    cupsFreeDests(num_dests, dests);
    cupsTerminate();
    return 0;
}

gcc -o print print.c -lcups

./print