move batch directory creation to ecore_file.

as suggested by raster, this could be abstracted into ecore-file and
other applications could use it as well.



SVN revision: 39965

1 files changed, 95 insertions, 0 deletions

diff --git a/legacy/ecore/src/lib/ecore_file/ecore_file.c b/legacy/ecore/src/lib/ecore_file/ecore_file.c
index 60b476c8a0..a34e004a93 100644
--- a/legacy/ecore/src/lib/ecore_file/ecore_file.c
+++ b/legacy/ecore/src/lib/ecore_file/ecore_file.c
@@ -6,6 +6,7 @@
 # include <config.h>
 #endif
 
+#include <Ecore_Str.h>
 #include <stdio.h>
 #include <string.h>
 #include <sys/types.h>
@@ -174,6 +175,100 @@ ecore_file_mkdirs(const char **dirs)
 }
 
 /**
+ * Create complete list of sub-directories in a batch (optimized).
+ *
+ * @param base the base directory to act on, will be created if does
+ *     not exists.
+ * @param subdirs list of directories, null terminated. These are
+ *     created similarly to ecore_file_mkdir(), so same mode and whole
+ *     path to that point must exists. So if creating base/a/b/c,
+ *     provide subdirs with "a", "a/b" and "a/b/c" in that order!
+ *
+ * @return number of successfull directories created, -1 if subdirs or
+ *     base is NULL or invalid.
+ *
+ * @see ecore_file_mkdir() and ecore_file_mkpaths()
+ */
+EAPI int
+ecore_file_mksubdirs(const char *base, const char **subdirs)
+{
+#ifndef HAVE_ATFILE_SOURCE
+   char buf[PATH_MAX];
+   int baselen;
+#else
+   int fd;
+   DIR *dir;
+#endif
+   int i;
+
+   if (!subdirs) return -1;
+   if ((!base) || (base[0] == '\0')) return -1;
+
+   if ((!ecore_file_is_dir(base)) && (!ecore_file_mkpath(base)))
+     return 0;
+
+#ifndef HAVE_ATFILE_SOURCE
+   baselen = ecore_strlcpy(buf, base, sizeof(buf));
+   if ((baselen < 1) || (baselen + 1 >= (int)sizeof(buf)))
+     return 0;
+
+   if (buf[baselen - 1] != '/')
+     {
+        buf[baselen] = '/';
+        baselen++;
+     }
+#else
+   dir = opendir(base);
+   if (!dir)
+     return 0;
+   fd = dirfd(dir);
+#endif
+
+   i = 0;
+   for (; *subdirs != NULL; subdirs++)
+     {
+        struct stat st;
+
+#ifndef HAVE_ATFILE_SOURCE
+        ecore_strlcpy(buf + baselen, *subdirs, sizeof(buf) - baselen);
+        printf("no atfile: %s\n", buf);
+        if (stat(buf, &st) == 0)
+#else
+          printf("atfile: %s/%s\n", base, *subdirs);
+        if (fstatat(fd, *subdirs, &st, 0) == 0)
+#endif
+          {
+             if (S_ISDIR(st.st_mode))
+               {
+                  i++;
+                  continue;
+               }
+          }
+        else
+          {
+             if (errno == ENOENT)
+               {
+#ifndef HAVE_ATFILE_SOURCE
+                  if (mkdir(buf, default_mode) == 0)
+#else
+                  if (mkdirat(fd, *subdirs, default_mode) == 0)
+#endif
+                    {
+                       i++;
+                       continue;
+                    }
+                 }
+            }
+     }
+
+#ifdef HAVE_ATFILE_SOURCE
+   closedir(dir);
+#endif
+
+   return i;
+}
+
+/**
  * Delete the given dir
  * @param  dir The name of the directory to delete
  * @return 1 on success, 0 on failure