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//! @file recipe.h
#ifndef OMC_RECIPE_H
#define OMC_RECIPE_H
#include "str.h"
#include "utils.h"
//! Unable to determine recipe repo type
#define RECIPE_TYPE_UNKNOWN 0
//! Recipe repo is from conda-forge
#define RECIPE_TYPE_CONDA_FORGE 1
//! Recipe repo is from astroconda
#define RECIPE_TYPE_ASTROCONDA 2
//! Recipe repo provides the required build configurations but doesn't match conda-forge or astroconda's signature
#define RECIPE_TYPE_GENERIC 3
/**
* Download a Conda package recipe
*
* ```c
* char *recipe = NULL;
*
* if (recipe_clone("base/dir", "https://github.com/example/repo", "branch", &recipe)) {
* fprintf(stderr, "Failed to clone conda recipe\n");
* exit(1);
* } else {
* chdir(recipe);
* }
* ```
*
* @param recipe_dir path to store repository
* @param url remote address of git repository
* @param gitref branch/tag/commit
* @param result absolute path to downloaded repository
* @return exit code from "git", -1 on error
*/
int recipe_clone(char *recipe_dir, char *url, char *gitref, char **result);
/**
* Determine the layout/type of repository path
*
* ```c
* if (recipe_clone("base/dir", "https://github.com/example/repo", "branch", &recipe)) {
* fprintf(stderr, "Failed to clone conda recipe\n");
* exit(1);
* }
*
* int recipe_type;
* recipe_type = recipe_get_type(recipe);
* switch (recipe_type) {
* case RECIPE_TYPE_CONDA_FORGE:
* // do something specific for conda-forge directory structure
* break;
* case RECIPE_TYPE_ASTROCONDA:
* // do something specific for astroconda directory structure
* break;
* case RECIPE_TYPE_GENERIC:
* // do something specific for a directory containing a meta.yaml config
* break;
* case RECIPE_TYPE_UNKNOWN:
* default:
* // the structure is foreign or the path doesn't contain a conda recipe
* break;
* }
* ```
*
* @param repopath path to git repository containing conda recipe(s)
* @return One of RECIPE_TYPE_UNKNOWN, RECIPE_TYPE_CONDA_FORGE, RECIPE_TYPE_ASTROCONDA, RECIPE_TYPE_GENERIC
*/
int recipe_get_type(char *repopath);
#endif //OMC_RECIPE_H
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