# This shell script emits a C file. -*- C -*- # It does some substitutions. cat >e${EMULATION_NAME}.c <<EOF /* Copyright 1991, 1993, 1994, 1996, 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of GLD, the Gnu Linker. GLD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 1, or (at your option) any later version. GLD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GLD; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* * emulate the Intels port of gld */ #include "bfd.h" #include "sysdep.h" #include "libiberty.h" #include "safe-ctype.h" #include "bfdlink.h" #include "ld.h" #include "ldmisc.h" #include "ldmain.h" #include "ldexp.h" #include "ldlang.h" #include "ldfile.h" #include "ldemul.h" static void gld960_before_parse PARAMS ((void)); static void gld960_set_output_arch PARAMS ((void)); static char *gld960_choose_target PARAMS ((int, char **)); static char *gld960_get_script PARAMS ((int *)); #ifdef GNU960 static void gld960_before_parse() { static char *env_variables[] = { "G960LIB", "G960BASE", 0 }; char **p; char *env ; for ( p = env_variables; *p; p++ ){ env = (char *) getenv(*p); if (env) { ldfile_add_library_path (concat (env, "/lib/libcoff", (const char *) NULL), false); } } ldfile_output_architecture = bfd_arch_i960; } #else /* not GNU960 */ static void gld960_before_parse() { char *env ; env = getenv("G960LIB"); if (env) { ldfile_add_library_path(env, false); } env = getenv("G960BASE"); if (env) ldfile_add_library_path (concat (env, "/lib", (const char *) NULL), false); ldfile_output_architecture = bfd_arch_i960; } #endif /* GNU960 */ static void gld960_set_output_arch() { if (ldfile_output_machine_name != NULL && *ldfile_output_machine_name != '\0') { char *s, *s1; s = concat ("i960:", ldfile_output_machine_name, (char *) NULL); for (s1 = s; *s1 != '\0'; s1++) *s1 = TOLOWER (*s1); ldfile_set_output_arch (s); free (s); } set_output_arch_default (); } static char * gld960_choose_target (argc, argv) int argc ATTRIBUTE_UNUSED; char **argv ATTRIBUTE_UNUSED; { #ifdef GNU960 output_filename = "b.out"; return bfd_make_targ_name(BFD_BOUT_FORMAT, 0); #else char *from_outside = getenv(TARGET_ENVIRON); output_filename = "b.out"; if (from_outside != (char *)NULL) return from_outside; return "coff-Intel-little"; #endif } static char * gld960_get_script(isfile) int *isfile; EOF if test -n "$COMPILE_IN" then # Scripts compiled in. # sed commands to quote an ld script as a C string. sc="-f stringify.sed" cat >>e${EMULATION_NAME}.c <<EOF { *isfile = 0; if (link_info.relocateable == true && config.build_constructors == true) return EOF sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c echo ' ; else return' >> e${EMULATION_NAME}.c sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c echo '; }' >> e${EMULATION_NAME}.c else # Scripts read from the filesystem. cat >>e${EMULATION_NAME}.c <<EOF { *isfile = 1; if (link_info.relocateable == true && config.build_constructors == true) return "ldscripts/${EMULATION_NAME}.xu"; else if (link_info.relocateable == true) return "ldscripts/${EMULATION_NAME}.xr"; else if (!config.text_read_only) return "ldscripts/${EMULATION_NAME}.xbn"; else if (!config.magic_demand_paged) return "ldscripts/${EMULATION_NAME}.xn"; else return "ldscripts/${EMULATION_NAME}.x"; } EOF fi cat >>e${EMULATION_NAME}.c <<EOF struct ld_emulation_xfer_struct ld_gld960coff_emulation = { gld960_before_parse, syslib_default, hll_default, after_parse_default, after_open_default, after_allocation_default, gld960_set_output_arch, gld960_choose_target, before_allocation_default, gld960_get_script, "960coff", "", NULL, /* finish */ NULL, /* create output section statements */ NULL, /* open dynamic archive */ NULL, /* place orphan */ NULL, /* set symbols */ NULL, /* parse args */ NULL, /* unrecognized file */ NULL, /* list options */ NULL, /* recognized file */ NULL, /* find_potential_libraries */ NULL /* new_vers_pattern */ }; EOF