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authorJeanHeyd Meneide <phdofthehouse@gmail.com>2020-12-01 14:39:47 -0700
committerJeff Law <law@redhat.com>2020-12-01 14:46:51 -0700
commiteccec8684142e05f2f92f0f5bd5b47dda3ba1529 (patch)
treefe7097d15b7f8eaa5cfa1635f0783e1824908083 /libcpp/include
parent39836f8324d819459cb21198e95b993588c6a2b1 (diff)
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Feature: Macros for identifying the wide and narrow execution string literal encoding
gcc/c-family * c-cppbuiltin.c (c_cpp_builtins): Add predefined {__GNUC_EXECUTION_CHARSET_NAME} and _WIDE_EXECUTION_CHARSET_NAME} macros. gcc/ * doc/cpp.texi: Document new macros. gcc/testsuite/ * c-c++-common/cpp/wide-narrow-predef-macros.c: New test. libcpp/ * charset.c (init_iconv_desc): Initialize "to" and "from" fields. * directives.c (cpp_get_narrow_charset_name): New function. (cpp_get_wide_charset_name): Likewise. * include/cpplib.h (cpp_get_narrow_charset_name): Prototype. (cpp_get_wide_charset_name): Likewise. * internal.h (cset_converter): Add "to" and "from" fields.
Diffstat (limited to 'libcpp/include')
-rw-r--r--libcpp/include/cpplib.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h
index 2becd2e..692aee5 100644
--- a/libcpp/include/cpplib.h
+++ b/libcpp/include/cpplib.h
@@ -1005,6 +1005,11 @@ extern class mkdeps *cpp_get_deps (cpp_reader *) ATTRIBUTE_PURE;
extern const char *cpp_find_header_unit (cpp_reader *, const char *file,
bool angle_p, location_t);
+/* Call these to get name data about the various compile-time
+ charsets. */
+extern const char *cpp_get_narrow_charset_name (cpp_reader *) ATTRIBUTE_PURE;
+extern const char *cpp_get_wide_charset_name (cpp_reader *) ATTRIBUTE_PURE;
+
/* This function reads the file, but does not start preprocessing. It
returns the name of the original file; this is the same as the
input file, except for preprocessed input. This will generate at