83b0a7f41b
* gnu/packages/cross-base.scm (cross-gcc): Apply gcc 8 patch to gcc >= 8. * gnu/packages/patches/gcc-8-cross-environment-variables.patch: New file. * gnu/local.mk (dist_patch_DATA): Add the patch. Signed-off-by: Ludovic Courtès <ludo@gnu.org>
67 lines
2.3 KiB
Diff
67 lines
2.3 KiB
Diff
Search path environment variables for cross-compilers. See the discussion
|
|
at <http://gcc.gnu.org/ml/gcc/2013-02/msg00124.html>.
|
|
|
|
Note: Touch 'C_INCLUDE_PATH' et al. rather than 'CPATH', as discussed
|
|
at <http://bugs.gnu.org/22186>.
|
|
|
|
diff --git a/gcc/gcc.c b/gcc/gcc.c
|
|
index a716f708259..dc7862f413a 100644
|
|
--- a/gcc/gcc.c
|
|
+++ b/gcc/gcc.c
|
|
@@ -4342,7 +4342,7 @@ 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 b11c6a57939..a66a94a04e5 100644
|
|
--- a/gcc/incpath.c
|
|
+++ b/gcc/incpath.c
|
|
@@ -472,8 +472,8 @@ 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);
|
|
|
|
@@ -484,7 +484,7 @@ 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", INC_BRACKET);
|
|
+ add_env_var_paths ("CROSS_CPATH", INC_BRACKET);
|
|
add_env_var_paths (lang_env_vars[idx], INC_SYSTEM);
|
|
|
|
target_c_incpath.extra_pre_includes (sysroot, iprefix, stdinc);
|
|
diff --git a/gcc/system.h b/gcc/system.h
|
|
index 4abc321c71d..d6186476024 100644
|
|
--- a/gcc/system.h
|
|
+++ b/gcc/system.h
|
|
@@ -1209,4 +1209,6 @@ helper_const_non_const_cast (const char *p)
|
|
void qsort_chk (void *, size_t, size_t, int (*)(const void *, const void *));
|
|
#endif
|
|
|
|
+#define LIBRARY_PATH_ENV "CROSS_LIBRARY_PATH"
|
|
+
|
|
#endif /* ! GCC_SYSTEM_H */
|
|
diff --git a/gcc/tlink.c b/gcc/tlink.c
|
|
index ec20bd2fa0f..cd17bdce004 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)
|
|
{
|