diff options
Diffstat (limited to 'gcc-4.2.1/gcc/config/alpha/vms-ld.c')
| -rw-r--r-- | gcc-4.2.1/gcc/config/alpha/vms-ld.c | 764 |
1 files changed, 0 insertions, 764 deletions
diff --git a/gcc-4.2.1/gcc/config/alpha/vms-ld.c b/gcc-4.2.1/gcc/config/alpha/vms-ld.c deleted file mode 100644 index 026b762be..000000000 --- a/gcc-4.2.1/gcc/config/alpha/vms-ld.c +++ /dev/null @@ -1,764 +0,0 @@ -/* VMS linker wrapper. - Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 - Free Software Foundation, Inc. - Contributed by Douglas B. Rupp (rupp@gnat.com). - -This file is part of GCC. - -GCC 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 2, or (at your option) -any later version. - -GCC 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 GCC; see the file COPYING. If not, write to -the Free Software Foundation, 51 Franklin Street, Fifth Floor, -Boston, MA 02110-1301, USA. */ - -/* This program is a wrapper around the VMS linker. - It translates Unix style command line options into corresponding - VMS style qualifiers and then spawns the VMS linker. */ - -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "tm.h" - -typedef struct dsc {unsigned short len, mbz; char *adr; } Descr; - -#undef PATH_SEPARATOR -#undef PATH_SEPARATOR_STR -#define PATH_SEPARATOR ',' -#define PATH_SEPARATOR_STR "," - -/* Local variable declarations. */ - -/* File specification for vms-dwarf2.o. */ -static char *vmsdwarf2spec = 0; - -/* File specification for vms-dwarf2eh.o. */ -static char *vmsdwarf2ehspec = 0; - -/* verbose = 1 if -v passed. */ -static int verbose = 0; - -/* save_temps = 1 if -save-temps passed. */ -static int save_temps = 0; - -/* By default don't generate executable file if there are errors - in the link. Override with --noinhibit-exec. */ -static int inhibit_exec = 1; - -/* debug = 1 if -g passed. */ -static int debug = 0; - -/* By default prefer to link with shareable image libraries. - Override with -static. */ -static int staticp = 0; - -/* By default generate an executable, not a shareable image library. - Override with -shared. */ -static int share = 0; - -/* Remember if IDENTIFICATION given on command line. */ -static int ident = 0; - -/* Keep track of arg translations. */ -static int link_arg_max = -1; -static const char **link_args = 0; -static int link_arg_index = -1; - -/* Keep track of filenames */ -static char optfilefullname [267]; -static char *sharefilename = 0; -static char *exefilename = 0; - -/* System search dir list. Leave blank since link handles this - internally. */ -static char *system_search_dirs = ""; - -/* Search dir list passed on command line (with -L). */ -static char *search_dirs; - -/* Local function declarations. */ - -/* Add STR to the list of arguments to pass to the linker. Expand the list as - necessary to accommodate. */ -static void addarg (const char *); - -/* Check to see if NAME is a regular file, i.e. not a directory */ -static int is_regular_file (char *); - -/* Translate a Unix syntax file specification FILESPEC into VMS syntax. - If indicators of VMS syntax found, return input string. */ -static char *to_host_file_spec (char *); - -/* Locate the library named LIB_NAME in the set of paths PATH_VAL. */ -static char *locate_lib (char *, char *); - -/* Given a library name NAME, i.e. foo, Look for libfoo.lib and then - libfoo.a in the set of directories we are allowed to search in. */ -static const char *expand_lib (char *); - -/* Preprocess the number of args P_ARGC in ARGV. - Look for special flags, etc. that must be handled first. */ -static void preprocess_args (int *, char **); - -/* Preprocess the number of args P_ARGC in ARGV. Look for - special flags, etc. that must be handled for the VMS linker. */ -static void process_args (int *, char **); - -/* Action routine called by decc$to_vms. NAME is a file name or - directory name. TYPE is unused. */ -static int translate_unix (char *, int); - -int main (int, char **); - -static void -addarg (const char *str) -{ - int i; - - if (++link_arg_index >= link_arg_max) - { - const char **new_link_args - = (const char **) xcalloc (link_arg_max + 1000, sizeof (char *)); - - for (i = 0; i <= link_arg_max; i++) - new_link_args [i] = link_args [i]; - - if (link_args) - free (link_args); - - link_arg_max += 1000; - link_args = new_link_args; - } - - link_args [link_arg_index] = str; -} - -static char * -locate_lib (char *lib_name, char *path_val) -{ - int lib_len = strlen (lib_name); - char *eptr, *sptr; - - for (sptr = path_val; *sptr; sptr = eptr) - { - char *buf, *ptr; - - while (*sptr == PATH_SEPARATOR) - sptr ++; - - eptr = strchr (sptr, PATH_SEPARATOR); - if (eptr == 0) - eptr = strchr (sptr, 0); - - buf = alloca ((eptr-sptr) + lib_len + 4 + 2); - strncpy (buf, sptr, eptr-sptr); - buf [eptr-sptr] = 0; - strcat (buf, "/"); - strcat (buf, lib_name); - ptr = strchr (buf, 0); - - if (debug || staticp) - { - /* For debug or static links, look for shareable image libraries - last. */ - strcpy (ptr, ".a"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - - strcpy (ptr, ".olb"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - - strcpy (ptr, ".exe"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - } - else - { - /* Otherwise look for shareable image libraries first. */ - strcpy (ptr, ".exe"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - - strcpy (ptr, ".a"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - - strcpy (ptr, ".olb"); - if (is_regular_file (buf)) - return xstrdup (to_host_file_spec (buf)); - } - } - - return 0; -} - -static const char * -expand_lib (char *name) -{ - char *lib, *lib_path; - - if (strcmp (name, "c") == 0) - /* IEEE VAX C compatible library for non-prefixed (e.g. no DECC$) - C RTL functions. */ - return "sys$library:vaxcrtltx.olb"; - - else if (strcmp (name, "m") == 0) - /* No separate library for math functions */ - return ""; - - else - { - lib = xmalloc (strlen (name) + 14); - - strcpy (lib, "lib"); - strcat (lib, name); - lib_path = locate_lib (lib, search_dirs); - - if (lib_path) - return lib_path; - } - - fprintf (stderr, - "Couldn't locate library: lib%s.exe, lib%s.a or lib%s.olb\n", - name, name, name); - - exit (1); -} - -static int -is_regular_file (char *name) -{ - int ret; - struct stat statbuf; - - ret = stat (name, &statbuf); - return !ret && S_ISREG (statbuf.st_mode); -} - -static void -preprocess_args (int *p_argc, char **argv) -{ - int i; - - for (i = 1; i < *p_argc; i++) - if (strlen (argv[i]) >= 6 && strncmp (argv[i], "-shared", 7) == 0) - share = 1; - - for (i = 1; i < *p_argc; i++) - if (strcmp (argv[i], "-o") == 0) - { - char *buff, *ptr; - int out_len; - int len; - - i++; - ptr = to_host_file_spec (argv[i]); - exefilename = xstrdup (ptr); - out_len = strlen (ptr); - buff = xmalloc (out_len + 18); - - if (share) - strcpy (buff, "/share="); - else - strcpy (buff, "/exe="); - - strcat (buff, ptr); - addarg (buff); - - if (share) - { - sharefilename = xmalloc (out_len+5); - if (ptr == strchr (argv[i], ']')) - strcpy (sharefilename, ++ptr); - else if (ptr == strchr (argv[i], ':')) - strcpy (sharefilename, ++ptr); - else if (ptr == strrchr (argv[i], '/')) - strcpy (sharefilename, ++ptr); - else - strcpy (sharefilename, argv[i]); - - len = strlen (sharefilename); - if (strncasecmp (&sharefilename[len-4], ".exe", 4) == 0) - sharefilename[len-4] = 0; - - for (ptr = sharefilename; *ptr; ptr++) - *ptr = TOUPPER (*ptr); - } - } -} - -static void -process_args (int *p_argc, char **argv) -{ - int i; - - for (i = 1; i < *p_argc; i++) - { - if (strlen (argv[i]) < 2) - continue; - - if (strncmp (argv[i], "-L", 2) == 0) - { - char *nbuff, *ptr; - int new_len, search_dirs_len; - - ptr = &argv[i][2]; - new_len = strlen (ptr); - search_dirs_len = strlen (search_dirs); - - nbuff = xmalloc (new_len + 1); - strcpy (nbuff, ptr); - - /* Remove trailing slashes. */ - while (new_len > 1 && nbuff [new_len - 1] == '/') - { - nbuff [new_len - 1] = 0; - new_len--; - } - - search_dirs = xrealloc (search_dirs, search_dirs_len + new_len + 2); - if (search_dirs_len > 0) - strcat (search_dirs, PATH_SEPARATOR_STR); - - strcat (search_dirs, nbuff); - free (nbuff); - } - - /* -v turns on verbose option here and is passed on to gcc. */ - else if (strcmp (argv[i], "-v") == 0) - verbose = 1; - else if (strcmp (argv[i], "-g0") == 0) - addarg ("/notraceback"); - else if (strncmp (argv[i], "-g", 2) == 0) - { - addarg ("/debug"); - debug = 1; - } - else if (strcmp (argv[i], "-static") == 0) - staticp = 1; - else if (strcmp (argv[i], "-map") == 0) - { - char *buff, *ptr; - - buff = xmalloc (strlen (exefilename) + 5); - strcpy (buff, exefilename); - ptr = strchr (buff, '.'); - if (ptr) - *ptr = 0; - - strcat (buff, ".map"); - addarg ("/map="); - addarg (buff); - addarg ("/full"); - } - else if (strcmp (argv[i], "-save-temps") == 0) - save_temps = 1; - else if (strcmp (argv[i], "--noinhibit-exec") == 0) - inhibit_exec = 0; - } -} - -/* The main program. Spawn the VMS linker after fixing up the Unix-like flags - and args to be what the VMS linker wants. */ - -int -main (int argc, char **argv) -{ - int i; - char cwdev [128], *devptr; - int devlen; - int optfd; - FILE *optfile; - char *cwd = getcwd (0, 1024); - char *optfilename; - - devptr = strchr (cwd, ':'); - devlen = (devptr - cwd) + 1; - strncpy (cwdev, cwd, devlen); - cwdev [devlen] = '\0'; - - search_dirs = xstrdup (system_search_dirs); - - addarg ("link"); - - /* Pass to find args that have to be append first. */ - preprocess_args (&argc , argv); - - /* Pass to find the rest of the args. */ - process_args (&argc , argv); - - /* Create a temp file to hold args, otherwise we can easily exceed the VMS - command line length limits. */ - optfilename = alloca (strlen ("LDXXXXXX") + 1); - strcpy (optfilename, "LDXXXXXX"); - optfd = mkstemp (optfilename); - getcwd (optfilefullname, 256, 1); /* VMS style cwd. */ - strcat (optfilefullname, optfilename); - strcat (optfilefullname, "."); - optfile = fdopen (optfd, "w"); - - /* Write out the IDENTIFICATION argument first so that it can be overridden - by an options file. */ - for (i = 1; i < argc; i++) - { - int arg_len = strlen (argv[i]); - - if (arg_len > 6 && strncasecmp (argv[i], "IDENT=", 6) == 0) - { - /* Comes from command line. If present will always appear before - IDENTIFICATION=... and will override. */ - - if (!ident) - ident = 1; - } - else if (arg_len > 15 - && strncasecmp (argv[i], "IDENTIFICATION=", 15) == 0) - { - /* Comes from pragma Ident (). */ - - if (!ident) - { - fprintf (optfile, "case_sensitive=yes\n"); - fprintf (optfile, "IDENTIFICATION=\"%15.15s\"\n", &argv[i][15]); - fprintf (optfile, "case_sensitive=NO\n"); - ident = 1; - } - } - } - - for (i = 1; i < argc; i++) - { - int arg_len = strlen (argv[i]); - - if (strcmp (argv[i], "-o") == 0) - i++; - else if (arg_len > 2 && strncmp (argv[i], "-l", 2) == 0) - { - const char *libname = expand_lib (&argv[i][2]); - const char *ext; - int len; - - if ((len = strlen (libname)) > 0) - { - char buff [256]; - - if (len > 4 && strcasecmp (&libname [len-4], ".exe") == 0) - ext = "/shareable"; - else - ext = "/library"; - - if (libname[0] == '[') - sprintf (buff, "%s%s", cwdev, libname); - else - sprintf (buff, "%s", libname); - - fprintf (optfile, "%s%s\n", buff, ext); - } - } - - else if (strcmp (argv[i], "-v" ) == 0 - || strncmp (argv[i], "-g", 2 ) == 0 - || strcmp (argv[i], "-static" ) == 0 - || strcmp (argv[i], "-map" ) == 0 - || strcmp (argv[i], "-save-temps") == 0 - || strcmp (argv[i], "--noinhibit-exec") == 0 - || (arg_len > 2 && strncmp (argv[i], "-L", 2) == 0) - || (arg_len >= 6 && strncmp (argv[i], "-share", 6) == 0)) - ; - else if (arg_len > 1 && argv[i][0] == '@') - { - FILE *atfile; - char *ptr, *ptr1; - struct stat statbuf; - char *buff; - int len; - - if (stat (&argv[i][1], &statbuf)) - { - fprintf (stderr, "Couldn't open linker response file: %s\n", - &argv[i][1]); - exit (1); - } - - buff = xmalloc (statbuf.st_size + 1); - atfile = fopen (&argv[i][1], "r"); - fgets (buff, statbuf.st_size + 1, atfile); - fclose (atfile); - - len = strlen (buff); - if (buff [len - 1] == '\n') - { - buff [len - 1] = 0; - len--; - } - - ptr = buff; - - do - { - ptr1 = strchr (ptr, ' '); - if (ptr1) - *ptr1 = 0; - ptr = to_host_file_spec (ptr); - if (ptr[0] == '[') - fprintf (optfile, "%s%s\n", cwdev, ptr); - else - fprintf (optfile, "%s\n", ptr); - ptr = ptr1 + 1; - } while (ptr1); - } - - /* Unix style file specs and VMS style switches look alike, so assume an - arg consisting of one and only one slash, and that being first, is - really a switch. */ - else if ((argv[i][0] == '/') && (strchr (&argv[i][1], '/') == 0)) - addarg (argv[i]); - else if (arg_len > 4 - && strncasecmp (&argv[i][arg_len-4], ".OPT", 4) == 0) - { - FILE *optfile1; - char buff [256]; - - optfile1 = fopen (argv[i], "r"); - while (fgets (buff, 256, optfile1)) - fputs (buff, optfile); - - fclose (optfile1); - } - else if (arg_len > 7 && strncasecmp (argv[i], "GSMATCH", 7) == 0) - fprintf (optfile, "%s\n", argv[i]); - else if (arg_len > 6 && strncasecmp (argv[i], "IDENT=", 6) == 0) - { - /* Comes from command line and will override pragma. */ - fprintf (optfile, "case_sensitive=yes\n"); - fprintf (optfile, "IDENT=\"%15.15s\"\n", &argv[i][6]); - fprintf (optfile, "case_sensitive=NO\n"); - ident = 1; - } - else if (arg_len > 15 - && strncasecmp (argv[i], "IDENTIFICATION=", 15) == 0) - ; - else - { - /* Assume filename arg. */ - const char *addswitch = ""; - char buff [256]; - int buff_len; - int is_cld = 0; - - argv[i] = to_host_file_spec (argv[i]); - arg_len = strlen (argv[i]); - - if (arg_len > 4 && strcasecmp (&argv[i][arg_len-4], ".exe") == 0) - addswitch = "/shareable"; - - if (arg_len > 4 && strcasecmp (&argv[i][arg_len-4], ".cld") == 0) - { - addswitch = "/shareable"; - is_cld = 1; - } - - if (arg_len > 2 && strcasecmp (&argv[i][arg_len-2], ".a") == 0) - addswitch = "/lib"; - - if (arg_len > 4 && strcasecmp (&argv[i][arg_len-4], ".olb") == 0) - addswitch = "/lib"; - - if (argv[i][0] == '[') - sprintf (buff, "%s%s%s\n", cwdev, argv[i], addswitch); - else if (strchr (argv[i], ':')) - sprintf (buff, "%s%s\n", argv[i], addswitch); - else - sprintf (buff, "%s%s%s\n", cwd, argv[i], addswitch); - - buff_len = strlen (buff); - - if (buff_len >= 15 - && strcasecmp (&buff[buff_len - 15], "vms-dwarf2eh.o\n") == 0) - vmsdwarf2ehspec = xstrdup (buff); - else if (buff_len >= 13 - && strcasecmp (&buff[buff_len - 13],"vms-dwarf2.o\n") == 0) - vmsdwarf2spec = xstrdup (buff); - else if (is_cld) - { - addarg (buff); - addarg (","); - } - else - fprintf (optfile, buff); - } - } - -#if 0 - if (share) - fprintf (optfile, "symbol_vector=(main=procedure)\n"); -#endif - - if (vmsdwarf2ehspec) - { - fprintf (optfile, "case_sensitive=yes\n"); - fprintf (optfile, "cluster=DWARF2eh,,,%s", vmsdwarf2ehspec); - fprintf (optfile, "collect=DWARF2eh,eh_frame\n"); - fprintf (optfile, "case_sensitive=NO\n"); - } - - if (debug && vmsdwarf2spec) - { - fprintf (optfile, "case_sensitive=yes\n"); - fprintf (optfile, "cluster=DWARF2debug,,,%s", vmsdwarf2spec); - fprintf (optfile, "collect=DWARF2debug,debug_abbrev,debug_aranges,-\n"); - fprintf (optfile, " debug_frame,debug_info,debug_line,debug_loc,-\n"); - fprintf (optfile, " debug_macinfo,debug_pubnames,debug_str,-\n"); - fprintf (optfile, " debug_zzzzzz\n"); - fprintf (optfile, "case_sensitive=NO\n"); - } - - if (debug && share) - { - fprintf (optfile, "case_sensitive=yes\n"); - fprintf (optfile, "symbol_vector=(-\n"); - fprintf (optfile, - "%s$DWARF2.DEBUG_ABBREV/$dwarf2.debug_abbrev=DATA,-\n", - sharefilename); - fprintf (optfile, - "%s$DWARF2.DEBUG_ARANGES/$dwarf2.debug_aranges=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_FRAME/$dwarf2.debug_frame=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_INFO/$dwarf2.debug_info=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_LINE/$dwarf2.debug_line=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_LOC/$dwarf2.debug_loc=DATA,-\n", - sharefilename); - fprintf (optfile, - "%s$DWARF2.DEBUG_MACINFO/$dwarf2.debug_macinfo=DATA,-\n", - sharefilename); - fprintf (optfile, - "%s$DWARF2.DEBUG_PUBNAMES/$dwarf2.debug_pubnames=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_STR/$dwarf2.debug_str=DATA,-\n", - sharefilename); - fprintf (optfile, "%s$DWARF2.DEBUG_ZZZZZZ/$dwarf2.debug_zzzzzz=DATA)\n", - sharefilename); - fprintf (optfile, "case_sensitive=NO\n"); - } - - fclose (optfile); - addarg (optfilefullname); - addarg ("/opt"); - - addarg (NULL); - - if (verbose) - { - int i; - - for (i = 0; i < link_arg_index; i++) - printf ("%s ", link_args [i]); - putchar ('\n'); - } - - { - int i; - int len = 0; - - for (i = 0; link_args[i]; i++) - len = len + strlen (link_args[i]) + 1; - - { - char *allargs = (char *) alloca (len + 1); - Descr cmd; - int status; - int status1 = 1; - - for (i = 0; i < len + 1; i++) - allargs [i] = 0; - - for (i = 0; link_args [i]; i++) - { - strcat (allargs, link_args [i]); - strcat (allargs, " "); - } - - cmd.adr = allargs; - cmd.len = len; - cmd.mbz = 0; - - i = LIB$SPAWN (&cmd, 0, 0, 0, 0, 0, &status); - if ((i & 1) != 1) - { - LIB$SIGNAL (i); - exit (1); - } - - if (debug && !share) - { - strcpy (allargs, "@gnu:[bin]set_exe "); - strcat (allargs, exefilename); - strcat (allargs, " /nodebug /silent"); - len = strlen (allargs); - cmd.adr = allargs; - cmd.len = len; - cmd.mbz = 0; - - if (verbose) - printf (allargs); - - i = LIB$SPAWN (&cmd, 0, 0, 0, 0, 0, &status1); - - if ((i & 1) != 1) - { - LIB$SIGNAL (i); - exit (1); - } - } - - if (!save_temps) - remove (optfilefullname); - - if ((status & 1) == 1 && (status1 & 1) == 1) - exit (0); - - if (exefilename && inhibit_exec == 1) - remove (exefilename); - - exit (1); - } - } -} - -static char new_host_filespec [255]; -static char filename_buff [256]; - -static int -translate_unix (char *name, int type ATTRIBUTE_UNUSED) -{ - strcpy (filename_buff, name); - return 0; -} - -static char * -to_host_file_spec (char *filespec) -{ - strcpy (new_host_filespec, ""); - if (strchr (filespec, ']') || strchr (filespec, ':')) - strcpy (new_host_filespec, filespec); - else - { - decc$to_vms (filespec, translate_unix, 1, 1); - strcpy (new_host_filespec, filename_buff); - } - - return new_host_filespec; -} |