Cleanup: libsqfs: sqfs_dir_reader_find_by_path

Split out several repated patterns into helper functions and move the
rest of the code back into dir_reader.c

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/compat/strchrnul.c b/lib/compat/strchrnul.c
new file mode 100644
index 0000000..681b287
--- /dev/null
+++ b/lib/compat/strchrnul.c
@@ -0,0 +1,12 @@
+#include "config.h"
+#include "compat.h"
+
+#ifndef HAVE_STRCHRNUL
+char *strchrnul(const char *s, int c)
+{
+	while (*s && *((unsigned char *)s) != c)
+		++s;
+
+	return (char *)s;
+}
+#endif