X-Git-Url: http://git.thejh.net/?p=libjh.git;a=blobdiff_plain;f=fs.c;h=8ffaa3fdd3377c235833b563409e3ef6da1f6358;hp=3e311699aa8eea730fd6b0524e134edad05e985f;hb=b4d8fbd65d908e44f66416f0d523be20604011b4;hpb=f1079bdbda6d755f21ef6b7f11cf479b17324e93

diff --git a/fs.c b/fs.c
index 3e31169..8ffaa3f 100644
--- a/fs.c
+++ b/fs.c
@@ -29,3 +29,24 @@ PUBLIC_FN int dir_foreach(char *path, dir_iterator *iter, void *data) {
   errno = errno_;
   return feach_res;
 }
+
+PUBLIC_FN int mkdir_maybe(const char *path, mode_t mode) {
+  int r = mkdir(path, mode);
+  if (r && errno != EEXIST) {
+    return r;
+  }
+  return 0;
+}
+
+HEADER // requires stdio.h
+HEADER #define FDIR_FOREACH(dir, element_name, code) {                                                     \
+HEADER   struct dirent element_name;                                                                       \
+HEADER   struct dirent *__jh_fdir_foreach_res;                                                             \
+HEADER   while (1) {                                                                                       \
+HEADER     int __jh_fdir_foreach_rd_res = readdir_r(dir, &element_name, &__jh_fdir_foreach_res);           \
+HEADER     if(__jh_fdir_foreach_rd_res) {*(char*)0 = 0; /*crash, boom – EBADF happened (probably)*/}       \
+HEADER     if (__jh_fdir_foreach_res == NULL) goto end;                                                    \
+HEADER     {code}                                                                                          \
+HEADER   }                                                                                                 \
+HEADER   end:;                                                                                             \
+HEADER }