diff options
Diffstat (limited to 'src/url.c')
| -rw-r--r-- | src/url.c | 34 |
1 files changed, 30 insertions, 4 deletions
@@ -13,10 +13,11 @@ #include <fcntl.h> #include <stdlib.h> #include <unistd.h> +#include <sys/wait.h> #include "apk_io.h" -static const char *url_is_file(const char *url) +const char *apk_url_local_file(const char *url) { if (strncmp(url, "file:", 5) == 0) return &url[5]; @@ -59,8 +60,8 @@ static int fork_wget(const char *url) struct apk_istream *apk_istream_from_url(const char *url) { - if (url_is_file(url) != NULL) - return apk_istream_from_file(url_is_file(url)); + if (apk_url_local_file(url) != NULL) + return apk_istream_from_file(apk_url_local_file(url)); return apk_istream_from_fd(fork_wget(url)); } @@ -72,9 +73,34 @@ struct apk_istream *apk_istream_from_url_gz(const char *file) struct apk_bstream *apk_bstream_from_url(const char *url) { - if (url_is_file(url)) + if (apk_url_local_file(url)) return apk_bstream_from_file(url); return apk_bstream_from_fd(fork_wget(url)); } +int apk_url_download(const char *url, const char *file) +{ + pid_t pid; + int status; + + pid = fork(); + if (pid == -1) + return -1; + + if (pid == 0) { + setsid(); + dup2(open("/dev/null", O_RDONLY), STDIN_FILENO); + execlp("wget", "wget", "-q", "-O", file, url, NULL); + exit(0); + } + + waitpid(pid, &status, 0); + if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) { + unlink(file); + return -1; + } + + return 0; +} + |