From a902bb8250347bd8a7c23f3fba624e386ffa3a50 Mon Sep 17 00:00:00 2001 From: Tatsuhiro Tsujikawa Date: Sat, 30 Jun 2012 21:17:44 +0900 Subject: [PATCH 2/2] Added runtime version check for libmetalink --- src/tool_getparam.c | 21 ++++++++++++++++++++- 1 file changed, 20 insertions(+), 1 deletion(-) diff --git a/src/tool_getparam.c b/src/tool_getparam.c index 4bdf0a5..be4251c 100644 --- a/src/tool_getparam.c +++ b/src/tool_getparam.c @@ -824,7 +824,26 @@ ParameterError getparameter(char *flag, /* f or -long-flag */ case 'J': /* --metalink */ { #ifdef USE_METALINK - config->use_metalink = toggle; + const int req_major = 0; + const int req_minor = 1; + const int req_patch = 0; + int major, minor, patch; + metalink_get_version(&major, &minor, &patch); + if(major > req_major|| + (major == req_major && + (minor > req_minor || + (minor == req_minor && + patch >= req_patch)))) + config->use_metalink = toggle; + else { + warnf(config, + "--metalink option cannot be used because the version of " + "the linked libmetalink library is too old. " + "Required: %d.%d.%d, found %d.%d.%d\n", + req_major, req_minor, req_patch, + major, minor, patch); + return PARAM_BAD_USE; + } #else warnf(config, "--metalink option is ignored because the binary is " "built without the Metalink support.\n"); -- 1.7.10