dutil: Add a strlwr() helper to lowercase a string, returning it

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-07-14 21:48:39 -03:00 · 2020-07-14 21:48:39 -03:00 · 42b7a759f3
parent a5bb31b86f
commit 42b7a759f3
2 changed files with 12 additions and 0 deletions
--- a/dutil.c
+++ b/dutil.c
@ -188,3 +188,13 @@ Elf_Scn *elf_section_by_name(Elf *elf, GElf_Ehdr *ep,

 	return sec;
 }
+
+char *strlwr(char *s)
+{
+	int len = strlen(s), i;
+
+	for (i = 0; i < len; ++i)
+		s[i] = tolower(s[i]);
+
+	return s;
+}
--- a/dutil.h
+++ b/dutil.h
@ -330,4 +330,6 @@ static inline int elf_getshdrstrndx(Elf *elf, size_t *dst)
 }
 #endif

+char *strlwr(char *s);
+
 #endif /* _DUTIL_H_ */