4coder/meta/out_context.cpp

117 lines
2.5 KiB
C++

/*
* Mr. 4th Dimention - Allen Webster
*
* 25.02.2016
*
* File editing view for 4coder
*
*/
// TOP
#if !defined(OUT_CONTEXT_4CODER)
#define OUT_CONTEXT_4CODER
typedef struct Out_Context{
char out_directory_space[256];
String out_directory;
FILE *file;
String *str;
} Out_Context;
static void
set_context_directory(Out_Context *context, char *dst_directory){
context->out_directory = make_fixed_width_string(context->out_directory_space);
copy_sc(&context->out_directory, dst_directory);
}
static int32_t
begin_file_out(Out_Context *out_context, char *filename, String *out){
char str_space[512];
String name = make_fixed_width_string(str_space);
if (out_context->out_directory.size > 0){
append_ss(&name, out_context->out_directory);
append_sc(&name, "/");
}
append_sc(&name, filename);
terminate_with_null(&name);
int32_t r = 0;
out_context->file = fopen(name.str, "wb");
out_context->str = out;
out->size = 0;
if (out_context->file){
r = 1;
}
return(r);
}
static void
dump_file_out(Out_Context out_context){
fwrite(out_context.str->str, 1, out_context.str->size, out_context.file);
out_context.str->size = 0;
}
static void
end_file_out(Out_Context out_context){
dump_file_out(out_context);
fclose(out_context.file);
}
static String
make_out_string(int32_t x){
String str;
str.size = 0;
str.memory_size = x;
str.str = (char*)malloc(x);
return(str);
}
static void
do_file_copy(Partition *part, char *src_file, char *dst_dir, char *dst_file){
char dst[256];
String str = {0};
int32_t success = 0;
str = make_fixed_width_string(dst);
append_sc(&str, dst_dir);
append_sc(&str, "/");
append_sc(&str, dst_file);
terminate_with_null(&str);
Temp_Memory temp = begin_temp_memory(part);
int32_t mem_size = partition_remaining(part);
void *mem = push_block(part, mem_size);
FILE *in = fopen(src_file, "rb");
if (in){
fseek(in, 0, SEEK_END);
int32_t file_size = ftell(in);
if (mem_size >= file_size){
fseek(in, 0, SEEK_SET);
fread(mem, 1, file_size, in);
FILE *out = fopen(dst, "wb");
if (out){
fwrite(mem, 1, file_size, out);
fclose(out);
success = 1;
}
}
fclose(in);
}
end_temp_memory(temp);
if (!success){
fprintf(stderr, "Could not copy from %s to %s\n", src_file, dst);
}
}
#endif
// BOTTOM