From 2d6c8fec45b23a8a28668ecf3ef281139ab778a7 Mon Sep 17 00:00:00 2001 From: Mitya Selivanov Date: Fri, 29 Dec 2023 06:21:33 +0100 Subject: refactor dependencies; include dependencies source code --- source/kit/string_ref.h | 72 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 source/kit/string_ref.h (limited to 'source/kit/string_ref.h') diff --git a/source/kit/string_ref.h b/source/kit/string_ref.h new file mode 100644 index 0000000..38ade80 --- /dev/null +++ b/source/kit/string_ref.h @@ -0,0 +1,72 @@ +#ifndef KIT_STRING_REF_H +#define KIT_STRING_REF_H + +#include "array_ref.h" + +#include + +#ifdef __cplusplus +extern "C" { +#endif + +typedef KIT_AR(char) kit_str_t; + +#if defined(__GNUC__) || defined(__clang__) +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wunused-function" +# pragma GCC diagnostic ignored "-Wunknown-pragmas" +# pragma GCC push_options +# pragma GCC optimize("O3") +#endif + +static kit_str_t kit_str(i64 size, char const *static_string) { + kit_str_t s = { .size = size, .values = (char *) static_string }; + return s; +} + +// Make a barbarian string for C standard library functions. +// Not thread safe. +// Use with caution. +// +static char *kit_make_bs(kit_str_t s) { + static char buf[8][4096]; + static i32 index = 0; + i64 n = s.size; + if (n > 4095) + n = 4095; + if (n > 0) + memcpy(buf[index], s.values, n); + buf[index][n] = '\0'; + char *result = buf[index]; + index = (index + 1) % 8; + return result; +} + +#if defined(__GNUC__) || defined(__clang__) +# pragma GCC pop_options +# pragma GCC diagnostic pop +#endif + +#define KIT_SZ(static_str_) \ + kit_str(sizeof(static_str_) - 1, (static_str_)) + +#define KIT_WRAP_BS(string_) kit_str(strlen(string_), (string_)) + +#define KIT_WRAP_STR(...) \ + kit_str((__VA_ARGS__).size, (__VA_ARGS__).values) + +#ifndef KIT_DISABLE_SHORT_NAMES +# define BS(...) kit_make_bs(KIT_WRAP_STR(__VA_ARGS__)) + +# define str_t kit_str_t + +# define SZ KIT_SZ +# define WRAP_BS KIT_WRAP_BS +# define WRAP_STR KIT_WRAP_STR +#endif + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.2.3