thodg/libgit2/examples/for-each-ref.c

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• Hash : dbc4ac1c
  Author :
  Date : 2022-01-22T23:10:03
  

  oid: `GIT_OID_*SZ` is now `GIT_OID_SHA1_*SIZE` In preparation for SHA256 support, `GIT_OID_RAWSZ` and `GIT_OID_HEXSZ` need to indicate that they're the size of _SHA1_ OIDs.

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• examples/for-each-ref.c

• #include <git2.h>
  #include "common.h"
  
  static int show_ref(git_reference *ref, void *data)
  {
  	git_repository *repo = data;
  	git_reference *resolved = NULL;
  	char hex[GIT_OID_SHA1_HEXSIZE+1];
  	const git_oid *oid;
  	git_object *obj;
  	
  	if (git_reference_type(ref) == GIT_REFERENCE_SYMBOLIC)
  		check_lg2(git_reference_resolve(&resolved, ref),
  				  "Unable to resolve symbolic reference",
  				  git_reference_name(ref));
  	
  	oid = git_reference_target(resolved ? resolved : ref);
  	git_oid_fmt(hex, oid);
  	hex[GIT_OID_SHA1_HEXSIZE] = 0;
  	check_lg2(git_object_lookup(&obj, repo, oid, GIT_OBJECT_ANY),
  			  "Unable to lookup object", hex);
  	
  	printf("%s %-6s\t%s\n",
  		   hex,
  		   git_object_type2string(git_object_type(obj)),
  		   git_reference_name(ref));
  	
  	if (resolved)
  		git_reference_free(resolved);
  	return 0;
  }
  
  int lg2_for_each_ref(git_repository *repo, int argc, char **argv)
  {
  	UNUSED(argv);
  	
  	if (argc != 1)
  		fatal("Sorry, no for-each-ref options supported yet", NULL);
  	
  	check_lg2(git_reference_foreach(repo, show_ref, repo),
  			  "Could not iterate over references", NULL);
  	
  	return 0;
  }
  

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