From af7db9ab05e0c5ffd09135467960721f06338a53 Mon Sep 17 00:00:00 2001 From: midipix Date: Fri, 29 Apr 2016 12:00:49 -0400 Subject: driver: added compatible -rpath support. --- src/driver/slbt_driver_ctx.c | 70 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 70 insertions(+) (limited to 'src') diff --git a/src/driver/slbt_driver_ctx.c b/src/driver/slbt_driver_ctx.c index 29caf2c..d738bd8 100644 --- a/src/driver/slbt_driver_ctx.c +++ b/src/driver/slbt_driver_ctx.c @@ -44,6 +44,16 @@ static const char cfgnmachine[] = "native (derived from -dumpmachine)"; static const char cfgxmachine[] = "foreign (derived from -dumpmachine)"; static const char cfgnative[] = "native"; +/* elf rpath */ +static const char*ldrpath_elf[] = { + "/lib", + "/lib/64", + "/usr/lib", + "/usr/lib64", + "/usr/local/lib", + "usr/local/lib64", + 0}; + struct slbt_split_vector { char ** targv; char ** cargv; @@ -527,6 +537,53 @@ static void slbt_init_flavor_settings( psettings->dsosuffix = cctx->shrext; } +static int slbt_init_ldrpath( + struct slbt_common_ctx * cctx, + struct slbt_host_params * host) +{ + char * buf; + const char ** ldrpath; + + if (!cctx->rpath || !(cctx->drvflags & SLBT_DRIVER_IMAGE_ELF)) { + host->ldrpath = 0; + return 0; + } + + /* common? */ + for (ldrpath=ldrpath_elf; *ldrpath; ldrpath ++) + if (!(strcmp(cctx->rpath,*ldrpath))) { + host->ldrpath = 0; + return 0; + } + + /* buf */ + if (!(buf = malloc(12 + strlen(cctx->host.host)))) + return -1; + + /* /usr/{host}/lib */ + sprintf(buf,"/usr/%s/lib",cctx->host.host); + + if (!(strcmp(cctx->rpath,buf))) { + host->ldrpath = 0; + free(buf); + return 0; + } + + /* /usr/{host}/lib64 */ + sprintf(buf,"/usr/%s/lib64",cctx->host.host); + + if (!(strcmp(cctx->rpath,buf))) { + host->ldrpath = 0; + free(buf); + return 0; + } + + host->ldrpath = cctx->rpath; + + free(buf); + return 0; +} + static int slbt_init_version_info( struct slbt_driver_ctx_impl * ictx, struct slbt_version_info * verinfo) @@ -951,6 +1008,12 @@ int slbt_get_driver_ctx( &ctx->cctx.settings); } + /* ldpath */ + if (slbt_init_ldrpath(&ctx->cctx,&ctx->cctx.host)) { + slbt_free_driver_ctx(&ctx->ctx); + return -1; + } + /* version info */ if (slbt_init_version_info(ctx,&ctx->cctx.verinfo)) { slbt_free_driver_ctx(&ctx->ctx); @@ -1065,6 +1128,13 @@ int slbt_set_alternate_host( &ictx->ctx.cctx.ahost, &ictx->ctx.cctx.asettings); + if (slbt_init_ldrpath( + &ictx->ctx.cctx, + &ictx->ctx.cctx.ahost)) { + slbt_free_host_params(&ictx->ctx.ahost); + return -1; + } + return 0; } -- cgit v1.2.3