diff options
Diffstat (limited to 'src/hs_pushstring.c')
-rw-r--r-- | src/hs_pushstring.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/hs_pushstring.c b/src/hs_pushstring.c new file mode 100644 index 0000000..f7da0d0 --- /dev/null +++ b/src/hs_pushstring.c @@ -0,0 +1,31 @@ +#include <stdlib.h> + +#include "honeysuckle.h" + +void hs_vpushstring(lua_State *L, const char *format_string, va_list args) +{ + va_list args_; + va_copy(args_, args); + + int string_size = vsnprintf(NULL, 0, format_string, args_); + va_end(args_); + + char *string = malloc((string_size+1) * sizeof(char)); + if (string == NULL) { + lua_pushstring(L, "there was an error allocating memory for a string"); + lua_error(L); + } + + vsnprintf(string, string_size+1, format_string, args); + lua_pushstring(L, string); + free(string); +} + + +void hs_pushstring(lua_State *L, const char *format_string, ...) +{ + va_list args; + va_start(args, format_string); + hs_vpushstring(L, format_string, args); + va_end(args); +} |