misc: Add `remove_trailing_whitespace()`

This function removes any whitespace found at the end of the supplied
string.

This can be useful when you have a string with whitespace throughout it,
but only want the whitespace at the end removed.

1 files changed, 1 insertions, 0 deletions

diff --git a/misc.h b/misc.h
index eb839de..338c546 100644
--- a/misc.h
+++ b/misc.h
@@ -5,6 +5,7 @@
 
 extern char *read_file(const char *filename, long *size);
 extern char *find_delm(char *str, const char *delm, int skip_delm);
+extern char *remove_trailing_whitespace(char *str);
 extern char *get_str_delm_range(char *str, const char *start_delm, const char *end_delm, char **rhs);
 extern char *get_line(char **str);
 extern char *make_str(const char *str);