diff options
Diffstat (limited to 'gcc-4.2.1-5666.3/gcc/config/darwin-driver.c')
| -rw-r--r-- | gcc-4.2.1-5666.3/gcc/config/darwin-driver.c | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/gcc-4.2.1-5666.3/gcc/config/darwin-driver.c b/gcc-4.2.1-5666.3/gcc/config/darwin-driver.c deleted file mode 100644 index 3d738e3f5..000000000 --- a/gcc-4.2.1-5666.3/gcc/config/darwin-driver.c +++ /dev/null @@ -1,213 +0,0 @@ -/* APPLE LOCAL file 5235474 5683689 */ -/* Additional functions for the GCC driver on Darwin native. - Copyright (C) 2006, 2007 Free Software Foundation, Inc. - Contributed by Apple Computer Inc. - -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. */ - -#ifndef CROSS_DIRECTORY_STRUCTURE -#include "config.h" -#include "system.h" -#include "coretypes.h" -#include "tm.h" -#include "gcc.h" -#include <sys/sysctl.h> -#include "xregex.h" - -#ifndef SWITCH_TAKES_ARG -#define SWITCH_TAKES_ARG(CHAR) DEFAULT_SWITCH_TAKES_ARG(CHAR) -#endif - -#ifndef WORD_SWITCH_TAKES_ARG -#define WORD_SWITCH_TAKES_ARG(STR) DEFAULT_WORD_SWITCH_TAKES_ARG (STR) -#endif - -/* This function is used when running on a Darwin system and using that - system's headers and libraries. Unless specified otherwise by - command-line options or environment variables, this routine will - set the appropriate version specification flag to a default value. - The version flag used is based on VERS_TYPE, and is either: - DARWIN_VERSION_MACOSX to use -mmacosx-version-min and - DARWIN_VERSION_IPHONEOS to use -miphoneos-version-min. */ - -void -darwin_default_min_version (int * argc_p, char *** argv_p, - enum darwin_version_type vers_type) -{ - const int argc = *argc_p; - char ** const argv = *argv_p; - int i; - char osversion[32]; - size_t osversion_len = sizeof (osversion) - 1; - static int osversion_name[2] = { CTL_KERN, KERN_OSRELEASE }; - char * version_p; - char * version_pend; - int major_vers; - char minor_vers[6]; - static char new_flag[sizeof ("-mxxxxxx-version-min=99.99.99") + 6]; - - /* If the command-line is empty, just return. */ - if (argc <= 1) - return; - /* Don't do this if the user has specified -b or -V at the start - of the command-line. */ - if (argv[1][0] == '-' - && (argv[1][1] == 'V' || - ((argv[1][1] == 'b') && (NULL != strchr(argv[1] + 2,'-'))))) - return; - - /* Don't do this if the user specified -mmacosx-version-min=, - -miphoneos-version-min, -mno-macosx-version-min, or - -mno-iphoneos-version-min. */ - for (i = 1; i < argc; i++) - if (argv[i][0] == '-') - { - const char * const p = argv[i]; - if (strncmp (p, "-mno-macosx-version-min", 23) == 0 - || strncmp (p, "-mno-iphoneos-version-min", 25) == 0 - || strncmp (p, "-mmacosx-version-min", 20) == 0 - || strncmp (p, "-miphoneos-version-min", 22) == 0) - return; - - /* It doesn't count if it's an argument to a different switch. */ - if (p[0] == '-' - && ((SWITCH_TAKES_ARG (p[1]) > (p[2] != 0)) - || WORD_SWITCH_TAKES_ARG (p + 1))) - i++; - } - - /* Retrieve the deployment target from the environment and insert - it as a flag. */ - { - const char * macosx_deployment_target; - const char * iphoneos_deployment_target; - bool iphoneos_env_set, macosx_env_set; - - macosx_deployment_target = getenv ("MACOSX_DEPLOYMENT_TARGET"); - iphoneos_deployment_target = getenv ("IPHONEOS_DEPLOYMENT_TARGET"); - - /* We choose to ignore an environment variable set to an empty - string. */ - macosx_env_set = macosx_deployment_target - && macosx_deployment_target[0]; - iphoneos_env_set = iphoneos_deployment_target - && iphoneos_deployment_target[0]; - - if (macosx_env_set && iphoneos_env_set) - { - /* Conflicting DEPLOYMENT_TARGETs given. Don't emit a warning - for now (see rdar://5819018) -- just choose based on - VERS_TYPE. */ - if (vers_type == DARWIN_VERSION_IPHONEOS) - macosx_env_set = 0; - else - iphoneos_env_set = 0; - } - - if (macosx_env_set) - { - ++*argc_p; - *argv_p = xmalloc (sizeof (char *) * *argc_p); - (*argv_p)[0] = argv[0]; - (*argv_p)[1] = concat ("-mmacosx-version-min=", - macosx_deployment_target, NULL); - memcpy (*argv_p + 2, argv + 1, (argc - 1) * sizeof (char *)); - return; - } - - if (iphoneos_env_set) - { - ++*argc_p; - *argv_p = xmalloc (sizeof (char *) * *argc_p); - (*argv_p)[0] = argv[0]; - (*argv_p)[1] = concat ("-miphoneos-version-min=", - iphoneos_deployment_target, NULL); - memcpy (*argv_p + 2, argv + 1, (argc - 1) * sizeof (char *)); - return; - } - } - - /* For iPhone OS, if no version number is specified, we default to - 3.0. */ - if (vers_type == DARWIN_VERSION_IPHONEOS) - { - ++*argc_p; - *argv_p = xmalloc (sizeof (char *) * *argc_p); - (*argv_p)[0] = argv[0]; - (*argv_p)[1] = xstrdup ("-miphoneos-version-min=3.0"); - memcpy (*argv_p + 2, argv + 1, (argc - 1) * sizeof (char *)); - return; - } - - gcc_assert (vers_type == DARWIN_VERSION_MACOSX); - - /* Determine the version of the running OS. If we can't, warn user, - and do nothing. */ - if (sysctl (osversion_name, ARRAY_SIZE (osversion_name), osversion, - &osversion_len, NULL, 0) == -1) - { - fprintf (stderr, "sysctl for kern.osversion failed: %s\n", - xstrerror (errno)); - return; - } - - /* Try to parse the first two parts of the OS version number. Warn - user and return if it doesn't make sense. */ - if (! ISDIGIT (osversion[0])) - goto parse_failed; - major_vers = osversion[0] - '0'; - version_p = osversion + 1; - if (ISDIGIT (*version_p)) - major_vers = major_vers * 10 + (*version_p++ - '0'); - if (major_vers > 4 + 9) - goto parse_failed; - if (*version_p++ != '.') - goto parse_failed; - version_pend = strchr(version_p, '.'); - if (!version_pend) - goto parse_failed; - if (! ISDIGIT (*version_p)) - goto parse_failed; - strncpy(minor_vers, version_p, version_pend - version_p); - minor_vers[version_pend - version_p] = '\0'; - - /* The major kernel version number is 4 plus the second OS version - component. */ - if (major_vers - 4 <= 4) - /* On 10.4 and earlier, the old linker is used which does not - support three-component system versions. */ - sprintf (new_flag, "-mmacosx-version-min=10.%d", major_vers - 4); - else - sprintf (new_flag, "-mmacosx-version-min=10.%d.%s", major_vers - 4, - minor_vers); - - /* Add the new flag. */ - ++*argc_p; - *argv_p = xmalloc (sizeof (char *) * *argc_p); - (*argv_p)[0] = argv[0]; - (*argv_p)[1] = new_flag; - memcpy (*argv_p + 2, argv + 1, (argc - 1) * sizeof (char *)); - return; - - parse_failed: - fprintf (stderr, "couldn't understand kern.osversion `%.*s'\n", - (int) osversion_len, osversion); - return; -} - -#endif /* CROSS_DIRECTORY_STRUCTURE */ |