eccodes/tools/compile.c

114 lines
2.9 KiB
C
Executable File

/*
* Copyright 2005-2017 ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include <stdio.h>
#include "grib_api_internal.h"
typedef struct list {
char path[1024];
char name[1024];
struct list* next;
} list;
int main(int argc, char *argv[])
{
int i = 0;
int j = 0;
int fail = 0;
grib_compiler compiler = {0,};
grib_context* c = grib_context_get_default();
grib_action *a;
list *first = NULL;
list *l = NULL;
compiler.out = stdout;
compiler.max = 4096;
printf("#include \"grib_api_internal.h\"\n\n");
for(i = 1; i < argc; i++){
char name[1024];
const char* p = argv[i];
const char* path;
while(*p && strncmp(p,"definitions",strlen("definitions"))) p++;
path = p;
if(!p) {
fprintf(stderr,"Invalid name %s\n",argv[i]);
exit(1);
}
strcpy(name,"grib_");
j = strlen(name);
while(*p) {
if(isalnum(*p)) {
name[j++] = *p;
}
else {
name[j++] = '_';
}
p++;
}
name[j++] = 0;
printf("static grib_action* %s(grib_context *ctx) {\n",name);
printf("grib_action* a[%d] = {0,};\n\n",compiler.max);
printf("grib_action* b[%d] = {0,};\n\n",compiler.max);
compiler.cnt = 0;
printf("/* %s */\n", path);
if(!(a = grib_parse_file(c,argv[i])))
{
fail++;
exit(1);
}
else
{
grib_compile_action_branch(a,&compiler,NULL);
}
printf("return a[0];\n");
printf("}\n");
l = calloc(sizeof(list),1);
l->next = first;
strcpy(l->name,name);
strcpy(l->path,path);
first = l;
}
printf("void grib_load_compiled_definitions(grib_context* ctx){\n");
printf("grib_action_file* af;\n");
printf("ctx = ctx ? ctx : grib_context_get_default();\n\n");
printf("if(!ctx->grib_reader)\n");
printf(" ctx->grib_reader =(grib_action_file_list*)grib_context_malloc_clear_persistent(ctx,sizeof(grib_action_file_list));");
while(l) {
printf("af =(grib_action_file*)grib_context_malloc_clear_persistent(ctx,sizeof(grib_action_file));\n");
printf("af->root = %s(ctx);\n",l->name);
printf("af->filename = grib_context_strdup_persistent(ctx,\"COMPILED/%s\");\n",l->path);
printf("grib_push_action_file(af,ctx->grib_reader);\n\n");
l = l->next;
}
printf("}\n");
printf("int main(int argc,char* argv[]) {grib_load_compiled_definitions(0);return 0 ;}\n");
return fail;
}