Search path environment variables for cross-compilers. See the discussion at . Note: Touch 'C_INCLUDE_PATH' et al. rather than 'CPATH', as discussed at . diff --git a/gcc/gcc.c b/gcc/gcc.c index eced0d5..08dec2b 100644 --- a/gcc/gcc.c +++ b/gcc/gcc.c @@ -4317,7 +4317,7 @@ process_command (unsigned int decoded_options_count, } temp = env.get (LIBRARY_PATH_ENV); - if (temp && *cross_compile == '0') + if (temp) { const char *startp, *endp; char *nstore = (char *) alloca (strlen (temp) + 3); diff --git a/gcc/incpath.c b/gcc/incpath.c index 98fe5ec..96aff65 100644 --- a/gcc/incpath.c +++ b/gcc/incpath.c @@ -461,8 +461,8 @@ register_include_chains (cpp_reader *pfile, const char *sysroot, int stdinc, int cxx_stdinc, int verbose) { static const char *const lang_env_vars[] = - { "C_INCLUDE_PATH", "CPLUS_INCLUDE_PATH", - "OBJC_INCLUDE_PATH", "OBJCPLUS_INCLUDE_PATH" }; + { "CROSS_C_INCLUDE_PATH", "CROSS_CPLUS_INCLUDE_PATH", + "CROSS_OBJC_INCLUDE_PATH", "CROSS_OBJCPLUS_INCLUDE_PATH" }; cpp_options *cpp_opts = cpp_get_options (pfile); size_t idx = (cpp_opts->objc ? 2: 0); @@ -473,7 +473,7 @@ register_include_chains (cpp_reader *pfile, const char *sysroot, /* CPATH and language-dependent environment variables may add to the include chain. */ - add_env_var_paths ("CPATH", BRACKET); + add_env_var_paths ("CROSS_CPATH", BRACKET); add_env_var_paths (lang_env_vars[idx], SYSTEM); target_c_incpath.extra_pre_includes (sysroot, iprefix, stdinc); diff --git a/gcc/system.h b/gcc/system.h index 0cbf60a..3242c68 100644 --- a/gcc/system.h +++ b/gcc/system.h @@ -1169,4 +1169,6 @@ helper_const_non_const_cast (const char *p) /* Get definitions of HOST_WIDE_INT. */ #include "hwint.h" +#define LIBRARY_PATH_ENV "CROSS_LIBRARY_PATH" + #endif /* ! GCC_SYSTEM_H */ diff --git a/gcc/tlink.c b/gcc/tlink.c index a2a7db0..2d96872 100644 --- a/gcc/tlink.c +++ b/gcc/tlink.c @@ -456,7 +456,7 @@ recompile_files (void) file *f; putenv (xstrdup ("COMPILER_PATH=")); - putenv (xstrdup ("LIBRARY_PATH=")); + putenv (xstrdup (LIBRARY_PATH_ENV "=")); while ((f = file_pop ()) != NULL) { 73331e6d8077d7eaa0face97e'>build/linux-container.scm
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