fix(printf): change char* to void* pointer to avoid cast-align trouble

Closes #17 again

1 files changed, 6 insertions, 6 deletions

diff --git a/printf.c b/printf.c
index 5203932..0fd6569 100644
--- a/printf.c
+++ b/printf.c
@@ -74,7 +74,7 @@
 

 

 // output function type

-typedef void (*out_fct_type)(char character, char* buffer, size_t idx, size_t maxlen);

+typedef void (*out_fct_type)(char character, void* buffer, size_t idx, size_t maxlen);

 

 

 // wrapper (used as buffer) for output function type

@@ -85,23 +85,23 @@ typedef struct {
 

 

 // internal buffer output

-static inline void _out_buffer(char character, char* buffer, size_t idx, size_t maxlen)

+static inline void _out_buffer(char character, void* buffer, size_t idx, size_t maxlen)

 {

   if (idx < maxlen) {

-    buffer[idx] = character;

+    ((char*)buffer)[idx] = character;

   }

 }

 

 

 // internal null output

-static inline void _out_null(char character, char* buffer, size_t idx, size_t maxlen)

+static inline void _out_null(char character, void* buffer, size_t idx, size_t maxlen)

 {

   (void)character; (void)buffer; (void)idx; (void)maxlen;

 }

 

 

 // internal _putchar wrapper

-static inline void _out_char(char character, char* buffer, size_t idx, size_t maxlen)

+static inline void _out_char(char character, void* buffer, size_t idx, size_t maxlen)

 {

   (void)buffer; (void)idx; (void)maxlen;

   if (character) {

@@ -111,7 +111,7 @@ static inline void _out_char(char character, char* buffer, size_t idx, size_t ma
 

 

 // internal output function wrapper

-static inline void _out_fct(char character, char* buffer, size_t idx, size_t maxlen)

+static inline void _out_fct(char character, void* buffer, size_t idx, size_t maxlen)

 {

   (void)idx; (void)maxlen;

   // buffer is the output fct pointer