From 2ef5be118ccb4838a019549d52544fe800928f67 Mon Sep 17 00:00:00 2001 From: midipix Date: Tue, 5 Apr 2016 16:44:53 -0400 Subject: link mode: slbt_exec_link_adjust_argument_vector(): initial implementation. --- src/logic/slbt_exec_link.c | 98 ++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 90 insertions(+), 8 deletions(-) diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c index b792315..4950bcd 100644 --- a/src/logic/slbt_exec_link.c +++ b/src/logic/slbt_exec_link.c @@ -139,6 +139,78 @@ static bool slbt_adjust_linker_argument( return true; } +static int slbt_exec_link_adjust_argument_vector( + const struct slbt_driver_ctx * dctx, + struct slbt_exec_ctx * ectx, + bool flibrary) +{ + char ** carg; + char ** aarg; + char * slash; + char * mark; + char * dot; + char arg[PATH_MAX]; + bool fwholearchive = false; + + carg = ectx->cargv; + aarg = ectx->altv; + + for (; *carg; ) { + if (!strcmp(*carg,"-Wl,--whole-archive")) + fwholearchive = true; + else if (!strcmp(*carg,"-Wl,--no-whole-archive")) + fwholearchive = false; + + + + if (**carg == '-') { + *aarg++ = *carg++; + + } else if (!(dot = strrchr(*carg,'.'))) { + *aarg++ = *carg++; + + } else if (!(strcmp(dot,".a"))) { + if (flibrary && !fwholearchive) + *aarg++ = "-Wl,--whole-archive"; + + *aarg++ = *carg++; + + if (flibrary && !fwholearchive) + *aarg++ = "-Wl,--no-whole-archive"; + + } else if (strcmp(dot,dctx->cctx->settings.dsosuffix)) { + *aarg++ = *carg++; + + } else { + /* account for {'-','L','-','l'} */ + if ((size_t)snprintf(arg,sizeof(arg),"%s", + *carg) >= (sizeof(arg) - 4)) + return -1; + + if ((slash = strrchr(arg,'/'))) { + sprintf(*carg,"-L%s",arg); + + mark = strrchr(*carg,'/'); + *mark = '\0'; + + *aarg++ = *carg++; + *aarg++ = ++mark; + + ++slash; + slash += strlen(dctx->cctx->settings.dsoprefix); + + sprintf(mark,"-l%s",slash); + dot = strrchr(mark,'.'); + *dot = '\0'; + } else { + *aarg++ = *carg++; + } + } + } + + return 0; +} + static int slbt_exec_link_remove_file( const struct slbt_driver_ctx * dctx, struct slbt_exec_ctx * ectx, @@ -247,10 +319,6 @@ static int slbt_exec_link_create_library( /* placeholders */ slbt_reset_placeholders(ectx); - /* using default argument vector */ - ectx->argv = ectx->cargv; - ectx->program = ectx->cargv[0]; - /* input argument adjustment */ for (parg=ectx->cargv; *parg; parg++) slbt_adjust_input_argument(*parg,true); @@ -282,6 +350,15 @@ static int slbt_exec_link_create_library( *ectx->lout[0] = "-o"; *ectx->lout[1] = output; + /* .libs/libfoo.so --> -L.libs -lfoo */ + if (slbt_exec_link_adjust_argument_vector( + dctx,ectx,true)) + return -1; + + /* using alternate argument vector */ + ectx->argv = ectx->altv; + ectx->program = ectx->altv[0]; + /* step output */ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) if (slbt_output_link(dctx,ectx)) @@ -308,10 +385,6 @@ static int slbt_exec_link_create_executable( /* placeholders */ slbt_reset_placeholders(ectx); - /* using default argument vector */ - ectx->argv = ectx->cargv; - ectx->program = ectx->cargv[0]; - /* input argument adjustment */ for (parg=ectx->cargv; *parg; parg++) slbt_adjust_input_argument(*parg,true); @@ -336,6 +409,15 @@ static int slbt_exec_link_create_executable( *ectx->lout[0] = "-o"; *ectx->lout[1] = output; + /* .libs/libfoo.so --> -L.libs -lfoo */ + if (slbt_exec_link_adjust_argument_vector( + dctx,ectx,false)) + return -1; + + /* using alternate argument vector */ + ectx->argv = ectx->altv; + ectx->program = ectx->altv[0]; + /* step output */ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) if (slbt_output_link(dctx,ectx)) -- cgit v1.2.3