diff options
Diffstat (limited to 'archive.c')
| -rw-r--r-- | archive.c | 121 |
1 files changed, 107 insertions, 14 deletions
@@ -5,6 +5,7 @@ #include "archive.h" #include "parse-options.h" #include "unpack-trees.h" +#include "dir.h" static char const * const archive_usage[] = { N_("git archive [options] <tree-ish> [<path>...]"), @@ -98,9 +99,19 @@ static void setup_archive_check(struct git_attr_check *check) check[1].attr = attr_export_subst; } +struct directory { + struct directory *up; + unsigned char sha1[20]; + int baselen, len; + unsigned mode; + int stage; + char path[FLEX_ARRAY]; +}; + struct archiver_context { struct archiver_args *args; write_archive_entry_fn_t write_entry; + struct directory *bottom; }; static int write_archive_entry(const unsigned char *sha1, const char *base, @@ -146,6 +157,73 @@ static int write_archive_entry(const unsigned char *sha1, const char *base, return write_entry(args, sha1, path.buf, path.len, mode); } +static int write_archive_entry_buf(const unsigned char *sha1, struct strbuf *base, + const char *filename, unsigned mode, int stage, + void *context) +{ + return write_archive_entry(sha1, base->buf, base->len, + filename, mode, stage, context); +} + +static void queue_directory(const unsigned char *sha1, + struct strbuf *base, const char *filename, + unsigned mode, int stage, struct archiver_context *c) +{ + struct directory *d; + d = xmallocz(sizeof(*d) + base->len + 1 + strlen(filename)); + d->up = c->bottom; + d->baselen = base->len; + d->mode = mode; + d->stage = stage; + c->bottom = d; + d->len = sprintf(d->path, "%.*s%s/", (int)base->len, base->buf, filename); + hashcpy(d->sha1, sha1); +} + +static int write_directory(struct archiver_context *c) +{ + struct directory *d = c->bottom; + int ret; + + if (!d) + return 0; + c->bottom = d->up; + d->path[d->len - 1] = '\0'; /* no trailing slash */ + ret = + write_directory(c) || + write_archive_entry(d->sha1, d->path, d->baselen, + d->path + d->baselen, d->mode, + d->stage, c) != READ_TREE_RECURSIVE; + free(d); + return ret ? -1 : 0; +} + +static int queue_or_write_archive_entry(const unsigned char *sha1, + struct strbuf *base, const char *filename, + unsigned mode, int stage, void *context) +{ + struct archiver_context *c = context; + + while (c->bottom && + !(base->len >= c->bottom->len && + !strncmp(base->buf, c->bottom->path, c->bottom->len))) { + struct directory *next = c->bottom->up; + free(c->bottom); + c->bottom = next; + } + + if (S_ISDIR(mode)) { + queue_directory(sha1, base, filename, + mode, stage, c); + return READ_TREE_RECURSIVE; + } + + if (write_directory(c)) + return -1; + return write_archive_entry(sha1, base->buf, base->len, filename, mode, + stage, context); +} + int write_archive_entries(struct archiver_args *args, write_archive_entry_fn_t write_entry) { @@ -167,6 +245,7 @@ int write_archive_entries(struct archiver_args *args, return err; } + memset(&context, 0, sizeof(context)); context.args = args; context.write_entry = write_entry; @@ -187,9 +266,17 @@ int write_archive_entries(struct archiver_args *args, } err = read_tree_recursive(args->tree, "", 0, 0, &args->pathspec, - write_archive_entry, &context); + args->pathspec.has_wildcard ? + queue_or_write_archive_entry : + write_archive_entry_buf, + &context); if (err == READ_TREE_RECURSIVE) err = 0; + while (context.bottom) { + struct directory *next = context.bottom->up; + free(context.bottom); + context.bottom = next; + } return err; } @@ -207,11 +294,20 @@ static const struct archiver *lookup_archiver(const char *name) return NULL; } -static int reject_entry(const unsigned char *sha1, const char *base, - int baselen, const char *filename, unsigned mode, +static int reject_entry(const unsigned char *sha1, struct strbuf *base, + const char *filename, unsigned mode, int stage, void *context) { - return -1; + int ret = -1; + if (S_ISDIR(mode)) { + struct strbuf sb = STRBUF_INIT; + strbuf_addbuf(&sb, base); + strbuf_addstr(&sb, filename); + if (!match_pathspec(context, sb.buf, sb.len, 0, NULL, 1)) + ret = READ_TREE_RECURSIVE; + strbuf_release(&sb); + } + return ret; } static int path_exists(struct tree *tree, const char *path) @@ -221,7 +317,9 @@ static int path_exists(struct tree *tree, const char *path) int ret; parse_pathspec(&pathspec, 0, 0, "", paths); - ret = read_tree_recursive(tree, "", 0, 0, &pathspec, reject_entry, NULL); + pathspec.recursive = 1; + ret = read_tree_recursive(tree, "", 0, 0, &pathspec, + reject_entry, &pathspec); free_pathspec(&pathspec); return ret != 0; } @@ -237,6 +335,7 @@ static void parse_pathspec_arg(const char **pathspec, parse_pathspec(&ar_args->pathspec, 0, PATHSPEC_PREFER_FULL, "", pathspec); + ar_args->pathspec.recursive = 1; if (pathspec) { while (*pathspec) { if (**pathspec && !path_exists(ar_args->tree, *pathspec)) @@ -402,14 +501,6 @@ static int parse_archive_args(int argc, const char **argv, return argc; } -static int git_default_archive_config(const char *var, const char *value, - void *cb) -{ - if (!strcmp(var, "uploadarchive.allowunreachable")) - remote_allow_unreachable = git_config_bool(var, value); - return git_default_config(var, value, cb); -} - int write_archive(int argc, const char **argv, const char *prefix, int setup_prefix, const char *name_hint, int remote) { @@ -420,7 +511,9 @@ int write_archive(int argc, const char **argv, const char *prefix, if (setup_prefix && prefix == NULL) prefix = setup_git_directory_gently(&nongit); - git_config(git_default_archive_config, NULL); + git_config_get_bool("uploadarchive.allowunreachable", &remote_allow_unreachable); + git_config(git_default_config, NULL); + init_tar_archiver(); init_zip_archiver(); |