| /* VMS archive wrapper. |
| Copyright (C) 2011-2015 Free Software Foundation, Inc. |
| Contributed by AdaCore. |
| |
| 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 3, 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 COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <errno.h> |
| #include <stdio.h> |
| #include <sys/types.h> |
| #include <sys/stat.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <unistd.h> |
| |
| #include "libiberty.h" |
| |
| #define FATAL_EXIT_CODE (44 | 0x10000000) |
| |
| /* Librarian arguments. */ |
| static int lib_arg_max = 0; |
| static const char **lib_args; |
| static int lib_arg_index = -1; |
| |
| /* Set for r/c/x/v command. */ |
| static int replace_mode = 0; |
| static int create_mode = 0; |
| static int extract_mode = 0; |
| static int verbose_mode = 0; |
| |
| static char modecmd[32]; |
| static char libname[256]; |
| |
| #define TEMP_FILE "arXXXXXX" |
| #define TEMP_FILE_LEN (sizeof(TEMP_FILE) - 1) |
| #define SUFFIX ".com" |
| #define SUFFIX_LEN (sizeof(SUFFIX) - 1) |
| |
| static char *to_host_file_spec (char *filespec); |
| static int is_regular_file (char *name); |
| |
| #ifdef VMS |
| static char new_host_filespec [255]; |
| static char filename_buff [256]; |
| |
| static int |
| translate_unix (char *name, int type) |
| { |
| strcpy (filename_buff, name); |
| return 0; |
| } |
| #endif |
| |
| static char * |
| to_host_file_spec (char *filespec) |
| { |
| #ifdef VMS |
| if (strchr (filespec, ']') || strchr (filespec, ':')) |
| return filespec; |
| else |
| { |
| strcpy (filename_buff, filespec); |
| decc$to_vms (filespec, translate_unix, 1, 1); |
| strcpy (new_host_filespec, filename_buff); |
| return new_host_filespec; |
| } |
| #else |
| return filespec; |
| #endif |
| } |
| |
| /* Check to see if the file named in NAME is a regular file, i.e. not a |
| directory. */ |
| |
| static int |
| is_regular_file (char *name) |
| { |
| int ret; |
| struct stat statbuf; |
| |
| ret = stat (name, &statbuf); |
| return !ret && S_ISREG (statbuf.st_mode); |
| } |
| |
| /* Add the argument contained in STR to the list of arguments to pass to the |
| archiver. */ |
| |
| static void |
| addarg (const char *str) |
| { |
| if (++lib_arg_index >= lib_arg_max) |
| { |
| lib_arg_max += 1000; |
| lib_args = XRESIZEVEC (const char *, lib_args, lib_arg_max); |
| } |
| |
| lib_args[lib_arg_index] = str; |
| } |
| |
| static void |
| usage (void) |
| { |
| printf ("usage: ar -r [-cv] archive file...\n"); |
| printf (" ar -c [-rv] archive file...\n"); |
| printf (" ar -x [-v] archive [module...]\n"); |
| } |
| |
| int |
| main (int argc, char *argv[]) |
| { |
| int i, nexti, iarg; |
| FILE *comfile; |
| int comfd; |
| int outlen, maxoutlen = 4000; |
| char temp_filename[] = TEMP_FILE SUFFIX; |
| char command[256]; |
| int status; |
| |
| if (argc < 2) |
| { |
| fprintf (stderr, "ar: no command or archive\n"); |
| exit (FATAL_EXIT_CODE); |
| } |
| |
| if (argv[1][0] != '-') |
| { |
| int arglen = strlen (argv[1]); |
| |
| /* Compatibility mode. */ |
| for (i = 0; i < arglen; i++) |
| { |
| if (argv[1][i] == 'r') |
| { |
| replace_mode = 1; |
| } |
| else if (argv[1][i] == 'c') |
| { |
| create_mode = 1; |
| } |
| else if (argv[1][i] == 'x') |
| { |
| extract_mode = 1; |
| } |
| else if (argv[1][i] == 'v') |
| { |
| verbose_mode = 1; |
| } |
| else |
| { |
| fprintf (stderr, "ar: unknown command '%c'\n", argv[1][i]); |
| exit (FATAL_EXIT_CODE); |
| } |
| } |
| nexti = 2; |
| } |
| else |
| { |
| /* Option mode. */ |
| nexti = 1; |
| for (i = 1; i < argc; i++) |
| { |
| if (argv[i][0] != '-') |
| { |
| nexti = i; |
| break; |
| } |
| else if (strcmp (argv[i], "-r") == 0) |
| { |
| replace_mode = 1; |
| } |
| else if (strcmp (argv[i], "-c") == 0) |
| { |
| create_mode = 1; |
| } |
| else if (strcmp (argv[i], "-x") == 0) |
| { |
| extract_mode = 1; |
| } |
| else if (strcmp (argv[i], "-v") == 0) |
| { |
| verbose_mode = 1; |
| } |
| else if (strcmp (argv[i], "--help") == 0) |
| { |
| usage (); |
| exit (EXIT_SUCCESS); |
| } |
| else |
| { |
| fprintf (stderr, "ar: unknown option %s\n", argv[i]); |
| exit (FATAL_EXIT_CODE); |
| } |
| } |
| } |
| |
| if (extract_mode) |
| { |
| do |
| { |
| char *lname = argv[nexti]; |
| int lnamelen; |
| |
| /* Next argument is the archive name. */ |
| if (is_regular_file (lname)) |
| { |
| addarg (xstrdup (to_host_file_spec (lname))); |
| break; |
| } |
| |
| /* If not found, try with .olb instead of .a. */ |
| lnamelen = strlen (lname); |
| |
| if (lnamelen > 2 |
| && strcmp (&lname [lnamelen - 2], ".a") == 0) |
| { |
| char *nlibname; |
| |
| nlibname = (char *)alloca (lnamelen + 3); |
| strcpy (nlibname, lname); |
| strcpy (&nlibname [lnamelen - 2], ".olb"); |
| if (is_regular_file (nlibname)) |
| { |
| addarg (xstrdup (to_host_file_spec (nlibname))); |
| break; |
| } |
| } |
| |
| fprintf (stderr, "ar: file '%s' doesn't exist\n", lname); |
| exit (FATAL_EXIT_CODE); |
| } while (0); |
| } |
| else |
| strcpy (libname, to_host_file_spec (argv[nexti])); |
| |
| nexti++; |
| |
| /* Build command mode. */ |
| if (replace_mode) |
| { |
| strcat (modecmd, "/replace"); |
| |
| if (!is_regular_file (libname) || !replace_mode) |
| { |
| /* Really create if the archive doesn't exist. */ |
| strcat (modecmd, "/create"); |
| } |
| } |
| else if (extract_mode) |
| { |
| if (nexti == argc) |
| { |
| /* Extract all. */ |
| strcat (modecmd, "/extract=(*"); |
| } |
| else |
| strcat (modecmd, "/extract=("); |
| } |
| |
| /* Add files. */ |
| for (i = nexti; i < argc; i++) |
| { |
| if (extract_mode) |
| { |
| /* Convert to module name (remove extension) and quote it. */ |
| char *module = argv[i]; |
| int module_len = strlen (module); |
| char *newarg = (char *)xmalloc (module_len + 3); |
| int l; |
| |
| newarg[0] = '"'; |
| memcpy (newarg + 1, module, module_len); |
| |
| l = 1 + module_len; |
| if (module_len > 4 |
| && strcmp (&module[module_len - 4], ".obj") == 0) |
| l -= 4; |
| |
| newarg[l] = '"'; |
| newarg[l + 1] = 0; |
| |
| addarg (newarg); |
| } |
| else |
| { |
| /* Add the filename. */ |
| addarg (xstrdup (to_host_file_spec (argv[i]))); |
| } |
| } |
| |
| if (extract_mode) |
| addarg (")"); |
| |
| /* Create the command file name. */ |
| strcpy (temp_filename, TEMP_FILE SUFFIX); |
| comfd = mkstemps (temp_filename, SUFFIX_LEN); |
| comfile = fdopen (comfd, "w"); |
| |
| /* Write the command file. |
| We need to split to command into severals ones if it is too long. */ |
| outlen = 0; |
| for (iarg = 0; iarg <= lib_arg_index; iarg++) |
| { |
| if (outlen == 0) |
| { |
| fprintf (comfile, "$ library %s %s -\n", modecmd, libname); |
| if (create_mode && iarg == 0) |
| strcpy (modecmd, "/replace"); |
| } |
| |
| fprintf (comfile, "%s", lib_args [iarg]); |
| outlen += strlen (lib_args [iarg]) + 2; |
| |
| if (outlen > maxoutlen || iarg == lib_arg_index) |
| { |
| /* Will write a new command. */ |
| fprintf (comfile, "\n"); |
| outlen = 0; |
| } |
| else |
| { |
| /* Continuation line. */ |
| fprintf (comfile, ",-\n"); |
| } |
| } |
| |
| fclose (comfile); |
| |
| sprintf (command, "@%s", temp_filename); |
| |
| status = system (command); |
| |
| remove (temp_filename); |
| |
| exit (status); |
| } |