From 17d0447a55b971f66e383e5f3b0c12213949dbc9 Mon Sep 17 00:00:00 2001 From: Jack Jamison Date: Fri, 24 Jul 2026 10:35:44 -0400 Subject: unpack source function unpacks tarballs (very hard) --- snag/src/source_db.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'snag/src/source_db.c') diff --git a/snag/src/source_db.c b/snag/src/source_db.c index ab7ec99..86bab8b 100644 --- a/snag/src/source_db.c +++ b/snag/src/source_db.c @@ -9,6 +9,8 @@ #include #include +#define EXTRACT_TAR_SCRIPT "./scripts/extract_tar_contents.sh" + // libcrpyto context EVP_MD_CTX *mdctx = NULL; const EVP_MD *md = NULL; @@ -101,6 +103,28 @@ static size_t download_write_callback(char* ptr, size_t size, size_t nmemb, void return written; } +bool unpack_source(source_info_t* source, char* dest_path) { + + char* source_path = get_source_path(source); + char* command = vastrcat(EXTRACT_TAR_SCRIPT, " ", source_path, " ", dest_path); + + // just run the unpack script. we can rewrite in c in the future + int ret = system(command); + if (ret == -1) { + die("failed to execute unpack command '%s': %s", command, strerror(errno)); + } else if (!WIFEXITED(ret)) { + die("failed to execute unpack command '%s' (didn't exit)", command); + } else if (WEXITSTATUS(ret) != 0) { + die("unpack command '%s' failed: exit status %d", command, WEXITSTATUS(ret)); + } + + free(command); + free(source_path); + + return true; +} + + void ensure_libcrypto() { if (mdctx == NULL) { mdctx = EVP_MD_CTX_new(); -- cgit v1.2.3