diff options
| -rw-r--r-- | builtin/receive-pack.c | 16 | ||||
| -rw-r--r-- | commit.h | 2 | ||||
| -rw-r--r-- | fetch-pack.c | 11 | ||||
| -rw-r--r-- | shallow.c | 41 | ||||
| -rw-r--r-- | upload-pack.c | 7 |
5 files changed, 40 insertions, 37 deletions
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 85bba356f..c3230817d 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -828,14 +828,10 @@ static void execute_commands(struct command *commands, } } - if (shallow_update) { - if (!checked_connectivity) - error("BUG: run 'git fsck' for safety.\n" - "If there are errors, try to remove " - "the reported refs above"); - if (alt_shallow_file && *alt_shallow_file) - unlink(alt_shallow_file); - } + if (shallow_update && !checked_connectivity) + error("BUG: run 'git fsck' for safety.\n" + "If there are errors, try to remove " + "the reported refs above"); } static struct command *read_head_info(struct sha1_array *shallow) @@ -1087,10 +1083,6 @@ static void update_shallow_info(struct command *commands, cmd->skip_update = 1; } } - if (alt_shallow_file && *alt_shallow_file) { - unlink(alt_shallow_file); - alt_shallow_file = NULL; - } free(ref_status); } @@ -209,7 +209,7 @@ extern int write_shallow_commits(struct strbuf *out, int use_pack_protocol, extern void setup_alternate_shallow(struct lock_file *shallow_lock, const char **alternate_shallow_file, const struct sha1_array *extra); -extern char *setup_temporary_shallow(const struct sha1_array *extra); +extern const char *setup_temporary_shallow(const struct sha1_array *extra); extern void advertise_shallow_grafts(int); struct shallow_info { diff --git a/fetch-pack.c b/fetch-pack.c index 90fdd4982..ae8550eb4 100644 --- a/fetch-pack.c +++ b/fetch-pack.c @@ -947,17 +947,6 @@ static void update_shallow(struct fetch_pack_args *args, if (!si->shallow || !si->shallow->nr) return; - if (alternate_shallow_file) { - /* - * The temporary shallow file is only useful for - * index-pack and unpack-objects because it may - * contain more roots than we want. Delete it. - */ - if (*alternate_shallow_file) - unlink(alternate_shallow_file); - free((char *)alternate_shallow_file); - } - if (args->cloning) { /* * remote is shallow, but this is a clone, there are @@ -8,6 +8,7 @@ #include "diff.h" #include "revision.h" #include "commit-slab.h" +#include "sigchain.h" static int is_shallow = -1; static struct stat_validity shallow_stat; @@ -206,27 +207,53 @@ int write_shallow_commits(struct strbuf *out, int use_pack_protocol, return write_shallow_commits_1(out, use_pack_protocol, extra, 0); } -char *setup_temporary_shallow(const struct sha1_array *extra) +static struct strbuf temporary_shallow = STRBUF_INIT; + +static void remove_temporary_shallow(void) +{ + if (temporary_shallow.len) { + unlink_or_warn(temporary_shallow.buf); + strbuf_reset(&temporary_shallow); + } +} + +static void remove_temporary_shallow_on_signal(int signo) +{ + remove_temporary_shallow(); + sigchain_pop(signo); + raise(signo); +} + +const char *setup_temporary_shallow(const struct sha1_array *extra) { + static int installed_handler; struct strbuf sb = STRBUF_INIT; int fd; + if (temporary_shallow.len) + die("BUG: attempt to create two temporary shallow files"); + if (write_shallow_commits(&sb, 0, extra)) { - struct strbuf path = STRBUF_INIT; - strbuf_addstr(&path, git_path("shallow_XXXXXX")); - fd = xmkstemp(path.buf); + strbuf_addstr(&temporary_shallow, git_path("shallow_XXXXXX")); + fd = xmkstemp(temporary_shallow.buf); + + if (!installed_handler) { + atexit(remove_temporary_shallow); + sigchain_push_common(remove_temporary_shallow_on_signal); + } + if (write_in_full(fd, sb.buf, sb.len) != sb.len) die_errno("failed to write to %s", - path.buf); + temporary_shallow.buf); close(fd); strbuf_release(&sb); - return strbuf_detach(&path, NULL); + return temporary_shallow.buf; } /* * is_repository_shallow() sees empty string as "no shallow * file". */ - return xstrdup(""); + return temporary_shallow.buf; } void setup_alternate_shallow(struct lock_file *shallow_lock, diff --git a/upload-pack.c b/upload-pack.c index 0c44f6b29..a3c52f691 100644 --- a/upload-pack.c +++ b/upload-pack.c @@ -81,7 +81,7 @@ static void create_pack_file(void) const char *argv[12]; int i, arg = 0; FILE *pipe_fd; - char *shallow_file = NULL; + const char *shallow_file = NULL; if (shallow_nr) { shallow_file = setup_temporary_shallow(NULL); @@ -242,11 +242,6 @@ static void create_pack_file(void) error("git upload-pack: git-pack-objects died with error."); goto fail; } - if (shallow_file) { - if (*shallow_file) - unlink(shallow_file); - free(shallow_file); - } /* flush the data */ if (0 <= buffered) { |