From 3be47d3719ae8cc39c5a966cefdf5ef87f6393e0 Mon Sep 17 00:00:00 2001 From: midipix Date: Sun, 17 Apr 2016 01:58:20 -0400 Subject: link mode: .deps support: initial integration. --- src/logic/slbt_exec_link.c | 101 ++++++++++++++++++++++++++++++++++++--------- 1 file changed, 82 insertions(+), 19 deletions(-) diff --git a/src/logic/slbt_exec_link.c b/src/logic/slbt_exec_link.c index afedc0f..7cf671a 100644 --- a/src/logic/slbt_exec_link.c +++ b/src/logic/slbt_exec_link.c @@ -64,6 +64,19 @@ struct slbt_deps_meta { /* */ /*******************************************************************/ +static int slbt_exec_link_exit( + struct slbt_deps_meta * depsmeta, + int ret) +{ + if (depsmeta->altv) + free(depsmeta->altv); + + if (depsmeta->args) + free(depsmeta->args); + + return ret; +} + static int slbt_get_deps_meta( char * libfilename, struct slbt_deps_meta * depsmeta) @@ -195,6 +208,7 @@ static int slbt_adjust_linker_argument( static int slbt_exec_link_adjust_argument_vector( const struct slbt_driver_ctx * dctx, struct slbt_exec_ctx * ectx, + struct slbt_deps_meta * depsmeta, const char * cwd, bool flibrary) { @@ -202,14 +216,34 @@ static int slbt_exec_link_adjust_argument_vector( char ** aarg; char * slash; char * mark; + char * darg; char * dot; + FILE * fdeps; + char * dpath; + int argc; char arg[PATH_MAX]; + char lib[PATH_MAX]; bool fwholearchive = false; + for (argc=0,carg=ectx->cargv; *carg; carg++) + argc++; + + if (!(depsmeta->args = calloc(1,depsmeta->infolen))) + return -1; + + argc *= 3; + argc += depsmeta->depscnt; + + if (!(depsmeta->altv = calloc(argc,sizeof(char *)))) + return -1; + carg = ectx->cargv; - aarg = ectx->altv; + aarg = depsmeta->altv; + darg = depsmeta->args; for (; *carg; ) { + dpath = 0; + if (!strcmp(*carg,"-Wl,--whole-archive")) fwholearchive = true; else if (!strcmp(*carg,"-Wl,--no-whole-archive")) @@ -227,6 +261,8 @@ static int slbt_exec_link_adjust_argument_vector( if (flibrary && !fwholearchive) *aarg++ = "-Wl,--whole-archive"; + dpath = lib; + sprintf(lib,"%s.slibtool.deps",*carg); *aarg++ = *carg++; if (flibrary && !fwholearchive) @@ -239,6 +275,9 @@ static int slbt_exec_link_adjust_argument_vector( /* ^^^hoppla^^^ */ *aarg++ = *carg++; } else { + dpath = lib; + sprintf(lib,"%s.slibtool.deps",*carg); + /* account for {'-','L','-','l'} */ if ((size_t)snprintf(arg,sizeof(arg),"%s", *carg) >= (sizeof(arg) - 4)) @@ -273,6 +312,30 @@ static int slbt_exec_link_adjust_argument_vector( *aarg++ = *carg++; } } + + if (dpath) { + *aarg = darg; + + if (!(fdeps = fopen(dpath,"r"))) { + free(depsmeta->altv); + free(depsmeta->args); + return -1; + } + + while (fscanf(fdeps,"%s\n",darg) == 1) { + *aarg++ = darg; + darg += strlen(darg) + sizeof('\0'); + } + + if (ferror(fdeps)) { + free(depsmeta->altv); + free(depsmeta->args); + fclose(fdeps); + return -1; + } else { + fclose(fdeps); + } + } } return 0; @@ -506,27 +569,27 @@ static int slbt_exec_link_create_library( /* .libs/libfoo.so --> -L.libs -lfoo */ if (slbt_exec_link_adjust_argument_vector( - dctx,ectx,cwd,true)) + dctx,ectx,&depsmeta,cwd,true)) return -1; /* using alternate argument vector */ - ectx->argv = ectx->altv; - ectx->program = ectx->altv[0]; + ectx->argv = depsmeta.altv; + ectx->program = depsmeta.altv[0]; /* step output */ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) if (slbt_output_link(dctx,ectx)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); /* .deps */ if (slbt_exec_link_create_dep_file(ectx,ectx->argv,dsofilename)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); /* spawn */ if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); - return 0; + return slbt_exec_link_exit(&depsmeta,0); } static int slbt_exec_link_create_executable( @@ -604,12 +667,12 @@ static int slbt_exec_link_create_executable( /* .libs/libfoo.so --> -L.libs -lfoo */ if (slbt_exec_link_adjust_argument_vector( - dctx,ectx,cwd,false)) + dctx,ectx,&depsmeta,cwd,false)) return -1; /* using alternate argument vector */ - ectx->argv = ectx->altv; - ectx->program = ectx->altv[0]; + ectx->argv = depsmeta.altv; + ectx->program = depsmeta.altv[0]; /* executable wrapper: footer */ fabspath = (exefilename[0] == '/'); @@ -622,16 +685,16 @@ static int slbt_exec_link_create_executable( dctx->cctx->settings.ldpathenv, fabspath ? "" : cwd, fabspath ? &exefilename[1] : exefilename) < 0) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); /* step output */ if (!(dctx->cctx->drvflags & SLBT_DRIVER_SILENT)) if (slbt_output_link(dctx,ectx)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); /* spawn */ if ((slbt_spawn(ectx,true) < 0) || ectx->exitcode) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); /* executable wrapper: finalize */ fclose(ectx->fwrapper); @@ -639,21 +702,21 @@ static int slbt_exec_link_create_executable( if ((size_t)snprintf(wraplnk,sizeof(wraplnk),"%s.exe.wrapper", dctx->cctx->output) >= sizeof(wraplnk)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); if (slbt_create_symlink( dctx,ectx, dctx->cctx->output,wraplnk, false)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); if (rename(wrapper,dctx->cctx->output)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); if (chmod(dctx->cctx->output,0755)) - return -1; + return slbt_exec_link_exit(&depsmeta,-1); - return 0; + return slbt_exec_link_exit(&depsmeta,0); } static int slbt_exec_link_create_library_symlink( -- cgit v1.2.3