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Non-alpha-numeric characters are filtered out of include guards

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Since part of it is based on the filename, which may contain
characters that are not legal identifiers.

Change-Id: I62b8fe228a434a2040fd4ce47d220fc4d3398b41
Tested: on Linux.
This commit is contained in:
Wouter van Oortmerssen
2014-09-05 11:19:51 -07:00
parent f5e343efba
commit f57d012a21
2 changed files with 12 additions and 4 deletions
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10
src/idl_gen_cpp.cpp
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@@ -459,7 +459,7 @@ void CloseNestedNameSpaces(Namespace *ns, std::string *code_ptr) {
// Iterate through all definitions we haven't generate code for (enums, structs,
// and tables) and output them to a single file.
std::string GenerateCPP(const Parser &parser,
const std::string &include_guard_ident,
const std::string &file_name,
const GeneratorOptions &opts) {
using namespace cpp;
@@ -522,8 +522,16 @@ std::string GenerateCPP(const Parser &parser,
" do not modify\n\n";
// Generate include guard.
std::string include_guard_ident = file_name;
// Remove any non-alpha-numeric characters that may appear in a filename.
include_guard_ident.erase(
std::remove_if(include_guard_ident.begin(),
include_guard_ident.end(),
[](char c) { return !isalnum(c); }),
include_guard_ident.end());
std::string include_guard = "FLATBUFFERS_GENERATED_" + include_guard_ident;
include_guard += "_";
// For further uniqueness, also add the namespace.
auto name_space = parser.namespaces_.back();
for (auto it = name_space->components.begin();
it != name_space->components.end(); ++it) {