102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
#include <sys/stat.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <ioall.h>
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#include "dvm2.h"
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char *get_filename()
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{
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char buf[DVM_FILENAME_SIZE];
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static char retname[sizeof(buf) + sizeof("/tmp/")];
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if (!read_all(0, buf, sizeof(buf)))
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exit(1);
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if (index(buf, '/')) {
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fprintf(stderr, "filename contains /");
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exit(1);
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}
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snprintf(retname, sizeof(retname), "/tmp/%s", buf);
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return retname;
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}
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void copy_file(char *filename)
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{
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int fd = open(filename, O_WRONLY | O_CREAT, 0600);
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if (fd < 0) {
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perror("open file");
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exit(1);
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}
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if (!copy_fd_all(fd, 0))
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exit(1);
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close(fd);
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}
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void send_file_back(char * filename)
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{
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int fd = open(filename, O_RDONLY);
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if (fd < 0) {
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perror("open file");
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exit(1);
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}
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if (!copy_fd_all(1, fd))
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exit(1);
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close(fd);
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}
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int
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main()
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{
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char cmdbuf[512];
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struct stat stat_pre, stat_post;
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char *filename = get_filename();
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int child, status, log_fd;
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copy_file(filename);
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if (stat(filename, &stat_pre)) {
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perror("stat pre");
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exit(1);
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}
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switch (child = fork()) {
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case -1:
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perror("fork");
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exit(1);
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case 0:
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close(0);
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log_fd = open("/tmp/mimeopen.log", O_CREAT | O_APPEND, 0666);
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if (log_fd == -1) {
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perror("open /tmp/mimeopen.log");
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exit(1);
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}
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dup2(log_fd, 1);
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dup2(log_fd, 2);
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close(log_fd);
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setenv("HOME", "/home/user", 1);
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setenv("DISPLAY", ":0", 1);
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execl("/usr/bin/mimeopen", "mimeopen", "-n", "-M", filename);
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perror("execl");
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exit(1);
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default:
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waitpid(child, &status, 0);
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if (status != 0) {
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#ifdef USE_KDIALOG
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system
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("HOME=/home/user DISPLAY=:0 /usr/bin/kdialog --sorry 'Unable to handle mimetype of the requested file!' > /tmp/kdialog.log 2>&1 </dev/null");
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#else
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system
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("HOME=/home/user DISPLAY=:0 /usr/bin/zenity --error --text 'Unable to handle mimetype of the requested file!' > /tmp/kdialog.log 2>&1 </dev/null");
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#endif
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}
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}
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if (stat(filename, &stat_post)) {
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perror("stat post");
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exit(1);
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}
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if (stat_pre.st_mtime != stat_post.st_mtime)
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send_file_back(filename);
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return 0;
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}
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