1 files changed, 6 insertions, 0 deletions

diff --git a/src/shared.h b/src/shared.h
index 9cdbd33..3c23676 100644
--- a/src/shared.h
+++ b/src/shared.h
@@ -24,6 +24,12 @@ void* xreallocarray(void *ptr, size_t nmemb, size_t size);
 // Read the entire contents of a file descriptor into a malloc()'ed buffer
 int readwholebuffer(char **str, unsigned long int initsize, int fd);
 
+// Write the entire contents of a buffer into a file descriptor
 int writewholebuffer(int fd, const unsigned char *buf, int len);
 
+// `dirname()` reimplementation that returns a malloc()'ed string. According to the `x___` naming scheme, exits on alloc error.
+// `___VXGG___XALLOC_EXIT_ON_ERROR___` influences whether `exit()` or `abort()` is called on error, and `___VXGG___VERBOSE_ERRORS___`
+// influences whether diagnostic error messages are printed
+char *xdirname(const char * const path);
+
 #endif
\ No newline at end of file