iframe-proxy | Sunbelt Computer Software

Repository navigation

History

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

#ifndef INCLUDE_iterator_h__

#define INCLUDE_iterator_h__

#include "common.h"

#include "git2/index.h"

#include "vector.h"

#include "buffer.h"

#define ITERATOR_PREFIXCMP(ITER, STR, PREFIX) \

(((ITER).flags & GIT_ITERATOR_IGNORE_CASE) != 0 ? \

git__prefixcmp_icase((STR), (PREFIX)) : \

git__prefixcmp((STR), (PREFIX)))

typedef struct git_iterator git_iterator;

typedef enum {

GIT_ITERATOR_TYPE_EMPTY = 0,

GIT_ITERATOR_TYPE_TREE = 1,

GIT_ITERATOR_TYPE_INDEX = 2,

GIT_ITERATOR_TYPE_WORKDIR = 3,

GIT_ITERATOR_TYPE_SPOOLANDSORT = 4

} git_iterator_type_t;

typedef enum {

GIT_ITERATOR_IGNORE_CASE = (1 << 0), /* ignore_case */

GIT_ITERATOR_DONT_IGNORE_CASE = (1 << 1), /* force ignore_case off */

} git_iterator_flag_t;

typedef struct {

int (*current)(git_iterator *, const git_index_entry **);

int (*at_end)(git_iterator *);

int (*advance)(git_iterator *, const git_index_entry **);

int (*seek)(git_iterator *, const char *prefix);

int (*reset)(git_iterator *, const char *start, const char *end);

void (*free)(git_iterator *);

} git_iterator_callbacks;

struct git_iterator {

git_iterator_type_t type;

git_iterator_callbacks *cb;

git_repository *repo;

char *start;

char *end;

int (*prefixcomp)(const char *str, const char *prefix);

unsigned int flags;

};

extern int git_iterator_for_nothing(

git_iterator **out, git_iterator_flag_t flags);

/* tree iterators will match the ignore_case value from the index of the

* repository, unless you override with a non-zero flag value

extern int git_iterator_for_tree_range(

git_iterator **out,

git_tree *tree,

git_iterator_flag_t flags,

const char *start,

const char *end);

GIT_INLINE(int) git_iterator_for_tree(git_iterator **out, git_tree *tree)

{

return git_iterator_for_tree_range(out, tree, 0, NULL, NULL);

}

/* index iterators will take the ignore_case value from the index; the

* ignore_case flags are not used

extern int git_iterator_for_index_range(

git_iterator **out,

git_index *index,

git_iterator_flag_t flags,

const char *start,

const char *end);

GIT_INLINE(int) git_iterator_for_index(git_iterator **out, git_index *index)

{

return git_iterator_for_index_range(out, index, 0, NULL, NULL);

}

/* workdir iterators will match the ignore_case value from the index of the

* repository, unless you override with a non-zero flag value

extern int git_iterator_for_workdir_range(

git_iterator **out,

git_repository *repo,

git_iterator_flag_t flags,

const char *start,

const char *end);

GIT_INLINE(int) git_iterator_for_workdir(git_iterator **out, git_repository *repo)

{

return git_iterator_for_workdir_range(out, repo, 0, NULL, NULL);

}

extern void git_iterator_free(git_iterator *iter);

/* Spool all iterator values, resort with alternative ignore_case value

* and replace callbacks with spoolandsort alternates.

extern int git_iterator_spoolandsort_push(git_iterator *iter, bool ignore_case);

/* Restore original callbacks - not required in most circumstances */

extern void git_iterator_spoolandsort_pop(git_iterator *iter);

/* Entry is not guaranteed to be fully populated. For a tree iterator,

* we will only populate the mode, oid and path, for example. For a workdir

* iterator, we will not populate the oid.

* You do not need to free the entry. It is still "owned" by the iterator.

* Once you call `git_iterator_advance`, then content of the old entry is

* no longer guaranteed to be valid.

GIT_INLINE(int) git_iterator_current(

git_iterator *iter, const git_index_entry **entry)

{

return iter->cb->current(iter, entry);

}

GIT_INLINE(int) git_iterator_at_end(git_iterator *iter)

{

return iter->cb->at_end(iter);

}

GIT_INLINE(int) git_iterator_advance(

git_iterator *iter, const git_index_entry **entry)

{

return iter->cb->advance(iter, entry);

}

GIT_INLINE(int) git_iterator_seek(

git_iterator *iter, const char *prefix)

{

return iter->cb->seek(iter, prefix);

}

GIT_INLINE(int) git_iterator_reset(

git_iterator *iter, const char *start, const char *end)

{

return iter->cb->reset(iter, start, end);

}

GIT_INLINE(git_iterator_type_t) git_iterator_type(git_iterator *iter)

{

return iter->type;

}

GIT_INLINE(git_repository *) git_iterator_owner(git_iterator *iter)

{

return iter->repo;

}

GIT_INLINE(git_iterator_flag_t) git_iterator_flags(git_iterator *iter)

{

return iter->flags;

}

GIT_INLINE(bool) git_iterator_ignore_case(git_iterator *iter)

{

return ((iter->flags & GIT_ITERATOR_IGNORE_CASE) != 0);

}

extern int git_iterator_current_tree_entry(

git_iterator *iter, const git_tree_entry **tree_entry);

extern int git_iterator_current_parent_tree(

git_iterator *iter, const char *parent_path, const git_tree **tree_ptr);

extern int git_iterator_current_is_ignored(git_iterator *iter);

/**

* Iterate into a workdir directory.

* Workdir iterators do not automatically descend into directories (so that

* when comparing two iterator entries you can detect a newly created

* directory in the workdir). As a result, you may get S_ISDIR items from

* a workdir iterator. If you wish to iterate over the contents of the

* directories you encounter, then call this function when you encounter

* a directory.

* If there are no files in the directory, this will end up acting like a

* regular advance and will skip past the directory, so you should be

* prepared for that case.

* On non-workdir iterators or if not pointing at a directory, this is a

* no-op and will not advance the iterator.

extern int git_iterator_advance_into_directory(

git_iterator *iter, const git_index_entry **entry);

extern int git_iterator_cmp(

git_iterator *iter, const char *path_prefix);

/**

* Get the full path of the current item from a workdir iterator.

* This will return NULL for a non-workdir iterator.

extern int git_iterator_current_workdir_path(

git_iterator *iter, git_buf **path);

extern git_index *git_iterator_index_get_index(git_iterator *iter);

extern git_iterator_type_t git_iterator_inner_type(git_iterator *iter);

#endif

Sunbelt Computer Software

PL/B Language Development and Support

Navigation Menu

Repository navigation

iterator.h

iterator.h

Sunbelt Computer Software

PL/B Language Development and Support

FilesExpand file tree

iterator.h

Latest commit

History

iterator.h

File metadata and controls