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Emit alloc and free functions

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This commit is contained in:
Matthias Schiffer 2015-04-09 01:37:18 +02:00
parent 9c990ae801
commit 80abbf2be2
1 changed files with 15 additions and 2 deletions
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17
src/output.cpp
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@ -96,7 +96,12 @@ void output_t::emit_header() {
emit_tokens();
emit_token_value();
std::fprintf(header_file, "typedef struct %scontext %scontext_t;\n", prefix(), prefix());
std::fprintf(header_file, "typedef struct %scontext %scontext_t;\n\n", prefix(), prefix());
std::fprintf(header_file, "%scontext_t * %salloc(void *(*alloc_func)(size_t));\n", prefix(), prefix());
std::fprintf(header_file, "void %sfree(%scontext_t *parser, void (*free_func)(void *));\n\n", prefix(), prefix());
std::fprintf(header_file, "int %spush(%scontext_t *parser, int token, const %stoken_value_t *value);\n", prefix(), prefix(), prefix());
}
void output_t::emit_reduction(unsigned rule_id) {
@ -295,7 +300,15 @@ void output_t::emit_source() {
std::fprintf(source_file, "struct %scontext {\n", prefix());
std::fprintf(source_file, "\tunsigned top;\n");
std::fprintf(source_file, "\t%scontext_state_t stack[%u];\n", prefix(), stack_size);
std::fprintf(source_file, "};\n\n");
std::fprintf(source_file, "};\n\n\n");
std::fprintf(source_file, "%scontext_t * %salloc(void *(*alloc_func)(size_t)) {\n", prefix(), prefix());
std::fprintf(source_file, "\treturn (%scontext_t *)alloc_func(sizeof(%scontext_t));\n", prefix(), prefix());
std::fprintf(source_file, "}\n\n");
std::fprintf(source_file, "void %sfree(%scontext_t *parser, void (*free_func)(void *)) {\n", prefix(), prefix());
std::fprintf(source_file, "\tfree_func(parser);\n");
std::fprintf(source_file, "}\n\n");
emit_reductions();