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mkdir: walk up tree to mkdir

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Walk up the tree to mkdir, which is less immediately efficient,
but allows us to look at intermediate directories that may need
attention.
This commit is contained in:
Edward Thomson 2015-01-13 11:18:02 -06:00
parent 1fbfcdfcd0
commit fe598f0903
2 changed files with 26 additions and 11 deletions
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1
include/git2/errors.h
View File

@ -93,6 +93,7 @@ typedef enum {
GITERR_CHERRYPICK,
GITERR_DESCRIBE,
GITERR_REBASE,
GITERR_FILESYSTEM
} git_error_t;
/**

36
src/fileops.c
View File

@ -352,26 +352,40 @@ int git_futils_mkdir_withperf(
*tail = '\0';
st.st_mode = 0;
/* make directory */
perfdata->mkdir_calls++;
/* See what's going on with this path component */
perfdata->stat_calls++;
if (p_mkdir(make_path.ptr, mode) < 0) {
int tmp_errno = giterr_system_last();
if (p_lstat(make_path.ptr, &st) < 0) {
perfdata->mkdir_calls++;
/* ignore error if not at end or if directory already exists */
if (lastch == '\0') {
if (errno != ENOENT || p_mkdir(make_path.ptr, mode) < 0) {
giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
giterr_clear();
} else {
/* with exclusive create, existing dir is an error */
if ((flags & GIT_MKDIR_EXCL) != 0) {
giterr_set(GITERR_FILESYSTEM, "Failed to make directory '%s': directory exists", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
if (S_ISLNK(st.st_mode)) {
perfdata->stat_calls++;
if (p_stat(make_path.ptr, &st) < 0 || !S_ISDIR(st.st_mode)) {
giterr_system_set(tmp_errno);
/* Re-stat the target, make sure it's a directory */
if (p_stat(make_path.ptr, &st) < 0) {
giterr_set(GITERR_OS, "Failed to make directory '%s'", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}
}
/* with exclusive create, existing dir is an error */
if ((flags & GIT_MKDIR_EXCL) != 0) {
giterr_set(GITERR_OS, "Directory already exists '%s'", make_path.ptr);
if (!S_ISDIR(st.st_mode)) {
giterr_set(GITERR_FILESYSTEM, "Failed to make directory '%s': directory exists", make_path.ptr);
error = GIT_EEXISTS;
goto done;
}