Added ev_log

Signed-off-by: Robear Selwans <robear.selwans@outlook.com>

.gitignore

@@ -0,0 +1,2 @@
+.cache
+build

build_options/meson-clang-linux

@@ -0,0 +1,11 @@
+[binaries]
+c = 'clang-19'
+c_ld = 'lld-19'
+cpp = 'clang++-19'
+cpp_ld = 'lld-19'
+
+[properties]
+c_args = ['-DEV_CC_CLANG=1','-fcolor-diagnostics', '-fansi-escape-codes', '-fms-extensions']
+
+[cmake]
+CMAKE_C_COMPILER = 'clang-19'

build_options/meson-clang-win

@@ -0,0 +1,11 @@
+[binaries]
+c = 'clang.exe'
+c_ld = 'lld'
+cpp = 'clang++.exe'
+cpp_ld = 'lld'
+
+[properties]
+c_args = ['-DEV_CC_CLANG=1','-fcolor-diagnostics', '-fansi-escape-codes']
+
+[cmake]
+CMAKE_C_COMPILER = 'clang.exe'

buildfiles/ev_log.c

@@ -0,0 +1,2 @@
+#define EV_LOG_IMPLEMENTATION
+#include "../ev_log.h"

ev_helpers.h

@@ -23,12 +23,17 @@ evstring_readFile(
 #ifdef EV_HELPERS_IMPLEMENTATION
 #undef EV_HELPERS_IMPLEMENTATION
 
+
 evstring
 evstring_readFile(
   evstring filePath)
 {
-  FILE* f = fopen(filePath, "rb");
+  FILE* f = NULL;
-  if(f == NULL) return EV_INVALID(evstring);
+#if EV_OS_WINDOWS
+  if(fopen_s(&f,filePath,"rb")) return EV_INVALID(evstring);
+#else
+  f = fopen(filePath, "rb");
+#endif
 
   fseek(f, 0, SEEK_END);
   u32 buflen = ftell(f);

ev_log.h

@@ -0,0 +1,202 @@
+#ifndef EV_HEADERS_LOG_H
+#define EV_HEADERS_LOG_H
+
+#define EV_LOG_USE_COLOR
+
+#include "ev_internal.h"
+
+#include "stdarg.h"
+#include "stdbool.h"
+#include "stdio.h"
+#include "time.h"
+
+typedef struct {
+  va_list ap;
+  const char* fmt;
+  const char* file;
+  struct tm* time;
+  void* udata;
+  int line;
+  int level;
+} ev_log_event_t;
+
+typedef void (*ev_log_log_fn)(ev_log_event_t* ev);
+typedef void (*ev_log_lock_fn)(bool lock, void* udata);
+
+typedef enum {
+  EV_LOG_TRACE,
+  EV_LOG_DEBUG,
+  EV_LOG_INFO ,
+  EV_LOG_WARN ,
+  EV_LOG_ERROR,
+  EV_LOG_FATAL,
+} ev_log_level;
+
+#define ev_log_trace(...) ev_log(EV_LOG_TRACE, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_debug(...) ev_log(EV_LOG_DEBUG, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_info(...)  ev_log(EV_LOG_INFO , __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_warn(...)  ev_log(EV_LOG_WARN , __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_error(...) ev_log(EV_LOG_ERROR, __FILE__, __LINE__, __VA_ARGS__)
+#define ev_log_fatal(...) ev_log(EV_LOG_FATAL, __FILE__, __LINE__, __VA_ARGS__)
+
+const char* ev_log_level_string(ev_log_level level);
+void ev_log_set_lock(ev_log_lock_fn fn, void* udata);
+void ev_log_set_level(ev_log_level level);
+void ev_log_set_quiet(bool enable);
+i32 ev_log_add_callback(ev_log_log_fn fn, void* udata, ev_log_level level);
+i32 ev_log_add_fp(FILE *fp, ev_log_level level);
+
+void ev_log(ev_log_level level, const char* file, u32 line, const char* fmt, ...);
+
+#ifdef EV_LOG_IMPLEMENTATION
+#undef EV_LOG_IMPLEMENTATION
+
+#define MAX_CALLBACKS 32
+
+typedef struct {
+  ev_log_log_fn fn;
+  void* udata;
+  ev_log_level level;
+} ev_log_callback_t;
+
+struct {
+  void* udata;
+  ev_log_lock_fn lock;
+  ev_log_level level;
+  bool quiet;
+  ev_log_callback_t callbacks[MAX_CALLBACKS];
+} G;
+
+static const char* level_strings[] = {
+  "TRACE", "DEBUG", "INFO", "WARN", "ERROR", "FATAL"
+};
+
+static const char* level_colors[] = {
+  "\x1b[94m", "\x1b[36m", "\x1b[32m", "\x1b[33m", "\x1b[31m", "\x1b[35m"
+};
+
+static void ev_log_stdout_callback(ev_log_event_t* ev)
+{
+  char buf[16];
+  buf[strftime(buf, sizeof(buf), "%H:%M:%S", ev->time)] = '\0';
+#ifdef EV_LOG_USE_COLOR
+  fprintf(
+    ev->udata, "%s %s%-5s\x1b[0m \x1b[90m%s:%d:\x1b[0m ",
+    buf, level_colors[ev->level], level_strings[ev->level],
+    ev->file, ev->line);
+#else
+  fprintf(
+    ev->udata, "%s %-5s %s:%d: ",
+    buf, level_strings[ev->level], ev->file, ev->line);
+#endif
+  vfprintf(ev->udata, ev->fmt, ev->ap);
+  fprintf(ev->udata, "\n");
+  fflush(ev->udata);
+}
+
+static void ev_log_file_callback(ev_log_event_t* ev) 
+{
+  char buf[64];
+  buf[strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M:%S", ev->time)] = '\0';
+  fprintf(
+    ev->udata, "%s %-5s %s:%d: ",
+    buf, level_strings[ev->level], ev->file, ev->line);
+  vfprintf(ev->udata, ev->fmt, ev->ap);
+  fprintf(ev->udata, "\n");
+  fflush(ev->udata);
+}
+
+static void lock(void)
+{
+  if(G.lock)
+    G.lock(true, G.udata);
+}
+
+static void unlock(void)
+{
+  if(G.lock)
+    G.lock(false, G.udata);
+}
+
+const char* ev_log_level_string(ev_log_level level) 
+{
+  return level_strings[level];
+}
+
+void ev_log_set_lock(ev_log_lock_fn fn, void* udata) 
+{
+  G.lock = fn;
+  G.udata = udata;
+}
+
+
+void ev_log_set_level(ev_log_level level) 
+{
+  G.level = level;
+}
+
+void ev_log_set_quiet(bool enable) 
+{
+  G.quiet = enable;
+}
+
+i32 ev_log_add_callback(ev_log_log_fn fn, void* udata, ev_log_level level) 
+{
+  for (i32 i = 0; i < MAX_CALLBACKS; i++) {
+    if (!G.callbacks[i].fn) {
+      G.callbacks[i] = (ev_log_callback_t) { fn, udata, level };
+      return 0;
+    }
+  }
+  return -1;
+}
+
+
+i32 log_add_fp(FILE *fp, ev_log_level level) 
+{
+  return ev_log_add_callback(ev_log_file_callback, fp, level);
+}
+
+
+static void init_event(ev_log_event_t* ev, void* udata) 
+{
+  if (!ev->time) {
+    time_t t = time(NULL);
+    ev->time = localtime(&t);
+  }
+  ev->udata = udata;
+}
+
+void ev_log(ev_log_level level, const char* file, u32 line, const char* fmt, ...) 
+{
+  ev_log_event_t ev = {
+    .fmt   = fmt,
+    .file  = file,
+    .line  = line,
+    .level = level,
+  };
+
+  lock();
+
+  if (!G.quiet && level >= G.level) {
+    init_event(&ev, stderr);
+    va_start(ev.ap, fmt);
+    ev_log_stdout_callback(&ev);
+    va_end(ev.ap);
+  }
+
+  for (i32 i = 0; i < MAX_CALLBACKS && G.callbacks[i].fn; i++) {
+    ev_log_callback_t* cb = &G.callbacks[i];
+    if (level >= cb->level) {
+      init_event(&ev, cb->udata);
+      va_start(ev.ap, fmt);
+      cb->fn(&ev);
+      va_end(ev.ap);
+    }
+  }
+
+  unlock();
+}
+
+#endif
+#endif

ev_numeric.h

@@ -97,4 +97,15 @@ static const struct Float64Data Float64 =
   .EPS     =  2.2204460492503131e-016
 };
 
+#if !EV_OS_WINDOWS
+#define max(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a > _b ? _a : _b; })
+#define min(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a < _b ? _a : _b; })
+#endif
+
 #endif // EV_HEADERS_NUMERIC_H

ev_str.h

@@ -197,8 +197,20 @@ DEFINE_EQUAL_FUNCTION(evstring, Default)
   return evstring_cmp(*(evstring*)self, *(evstring*)other) == 0;
 }
 
+DEFINE_COPY_FUNCTION(evstring, Default)
+{
+  *(evstring*)dst = evstring_newFromStr(*src);
+}
+
+DEFINE_FREE_FUNCTION(evstring, Default)
+{
+  evstring_free(*self);
+}
+
 TYPEDATA_GEN(evstring,
-    EQUAL(Default)
+    EQUAL(Default),
+    COPY(Default),
+    FREE(Default)
 );
 
 

ev_types.h

@@ -30,12 +30,12 @@ typedef struct {
   void *invalid_val;
 } EvTypeData;
 
-#define COPY_FUNCTION(T,name)     EV_CATN(EV_COPY_FUNCTION_,T,_,name)
+#define COPY_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_COPY_FUNCTION_    ,T),_),name)
-#define FREE_FUNCTION(T,name)     EV_CATN(EV_FREE_FUNCTION_,T,_,name)
+#define FREE_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_FREE_FUNCTION_    ,T),_),name)
-#define HASH_FUNCTION(T,name)     EV_CATN(EV_HASH_FUNCTION_,T,_,name)
+#define HASH_FUNCTION(T    ,name) EV_CAT(EV_CAT(EV_CAT(EV_HASH_FUNCTION_    ,T),_),name)
-#define EQUAL_FUNCTION(T,name)    EV_CATN(EV_EQUAL_FUNCTION_,T,_,name)
+#define EQUAL_FUNCTION(T   ,name) EV_CAT(EV_CAT(EV_CAT(EV_EQUAL_FUNCTION_   ,T),_),name)
-#define TOSTR_FUNCTION(T,name)    EV_CATN(EV_TOSTR_FUNCTION_,T,_,name)
+#define TOSTR_FUNCTION(T   ,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTR_FUNCTION_   ,T),_),name)
-#define TOSTRLEN_FUNCTION(T,name) EV_CATN(EV_TOSTRLEN_FUNCTION_,T,_,name)
+#define TOSTRLEN_FUNCTION(T,name) EV_CAT(EV_CAT(EV_CAT(EV_TOSTRLEN_FUNCTION_,T),_),name)
 
 #define DEFINE_COPY_FUNCTION(T,name) static inline void COPY_FUNCTION(T,name)(T *dst, T *src)
 #define DEFINE_DEFAULT_COPY_FUNCTION(T) \
@@ -94,7 +94,7 @@ typedef struct {
   EV_WARNING_POP(); \
   EV_UNUSED static T EV_OVERRIDE_VAR(T)
 
-#define __EV_STRUCT_METHOD_DEF(T, ...) EV_CATN(__EV_,EV_HEAD __VA_ARGS__,_FN)(T, EV_TAIL __VA_ARGS__)
+#define __EV_STRUCT_METHOD_DEF(T, ...) EV_CAT(EV_CAT(__EV_,EV_HEAD __VA_ARGS__),_FN)(T, EV_TAIL __VA_ARGS__)
 
 #define COPY(...)     (COPY     , __VA_ARGS__)
 #define FREE(...)     (FREE     , __VA_ARGS__)

ev_vec.h

@@ -6,6 +6,10 @@
 #include "ev_types.h"
 #include "ev_numeric.h"
 
+#if !EV_OS_WINDOWS
+#include <string.h>
+#endif
+
 #if defined(EV_VEC_SHARED)
 # if defined (EV_VEC_IMPL)
 #  define EV_VEC_API EV_EXPORT
@@ -99,8 +103,12 @@ TYPEDATA_GEN(ev_vec_overrides_t);
  */
 #define ev_svec(T) T*
 
+#define EV_VEC_MAGIC (0x65765F7665635F74)
+
 //! Metadata that is stored with a vector. Unique to each vector.
 struct ev_vec_meta_t {
+  u64 _magic;
+
   //! The number of elements in the vector.
   u64 length;
   //! The maximum length of the vector before it needs to be resized.
@@ -140,15 +148,19 @@ ev_vec_init_impl(
 
 static struct ev_vec_meta_t *__svec_interm_md;
 #define __ev_svec_init_impl(T, len, cap, ...) (                                                       \
-    __svec_interm_md = (u8[sizeof(T)*cap + sizeof(struct ev_vec_meta_t)]){},                          \
+    EV_WARNING_PUSH()                                                                                 \
+    EV_WARNING_DISABLE_CLANG("unsequenced")                                                           \
+    __svec_interm_md = (void*)(u8[sizeof(T)*cap + sizeof(struct ev_vec_meta_t)]){},                   \
     *__svec_interm_md = (struct ev_vec_meta_t){                                                       \
+      ._magic = EV_VEC_MAGIC,                                                                         \
       .length = len,                                                                                  \
       .capacity = cap,                                                                                \
       .typeData = TypeData(T),                                                                        \
       .allocationType = EV_VEC_ALLOCATION_TYPE_STACK,                                                 \
     },                                                                                                \
     EV_VA_OPT(__VA_ARGS__)(memcpy(&__svec_interm_md[1], (T[])__VA_ARGS__, sizeof((T[])__VA_ARGS__)),) \
-    &(__svec_interm_md[1])                                                                            \
+    (void*)&(__svec_interm_md[1])                                                                     \
+    EV_WARNING_POP()                                                                                  \
   )
 
 /*!
@@ -169,46 +181,46 @@ static struct ev_vec_meta_t *__svec_interm_md;
 #define __ev_vec_internal_push(v, var) ev_vec_push_impl((ev_vec_t*)v, var);
 
 /*!
- * \param v A pointer to the vector that we want an iterator for
+ * \param vec_p A pointer to the vector that we want an iterator for
  *
  * \returns A pointer to the first element in a vector
  */
 EV_VEC_API void *
 ev_vec_iter_begin(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
- * \param v A pointer to the vector that we want an iterator for
+ * \param vec_p A pointer to the vector that we want an iterator for
  *
  * \returns A pointer to the memory block right after the last element in the vector
  */
 EV_VEC_API void *
 ev_vec_iter_end(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief A function that increments an iterator to make it point to the next
  * element in the vector
  *
- * \param v A pointer to the vector that is being iterated over
+ * \param vec_p A pointer to the vector that is being iterated over
  * \param iter Reference to the iterator that is being incremented
  */
 EV_VEC_API void
 ev_vec_iter_next(
-  const ev_vec_t* v, 
+  const void* vec_p, 
   void **iter);
 
 /*!
  * \brief A function that looks for the index of `val` in `v`
  *
- * \param v A pointer to the vector that is being iterated over
+ * \param vec_p A pointer to the vector that is being iterated over
  * \param val A pointer to the object that will be compared with vector elements
  *
  * \returns If found, index of element in vector. Otherwise, -1.
  */
 EV_VEC_API i32
 ev_vec_find(
-    const ev_vec_t* v,
+    const void* vec_p,
     void* val);
 
 /*!
@@ -219,11 +231,11 @@ ev_vec_find(
  * *Note*: For stack-allocated vectors (`svec`), destructors are called for 
  * elements but no memory is freed.
  *
- * \param v A pointer to the vector that is being destroyed
+ * \param vec_p A pointer to the vector that is being destroyed
  */
 EV_VEC_API void
 ev_vec_fini(
-  ev_vec_t* v);
+  void* vec_p);
 
 /*!
  * \brief A function that copies a value to the end of a vector. If the element
@@ -235,7 +247,7 @@ ev_vec_fini(
  * For `svec`, as long as the capacity is more than the current size, a push
  * operation is permitted. Otherwise, the operation is treated as an OOM.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param val A pointer to the element that is to be copied to the end of the
  * vector
  *
@@ -244,7 +256,7 @@ ev_vec_fini(
  */
 EV_VEC_API int
 ev_vec_push_impl(
-  ev_vec_t *v,
+  void* vec_p,
   void *val);
 
 /*!
@@ -260,7 +272,7 @@ ev_vec_push_impl(
  * operation. If a deep copy is needed, individually pushing the elements of
  * the array is the way to go.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param arr A pointer to the array that is to be copied to the end of the
  * vector
  * \param size Number of elements in the array
@@ -270,17 +282,28 @@ ev_vec_push_impl(
  */
 EV_VEC_API u32
 ev_vec_append(
-  ev_vec_t *v,
+  void* vec_p,
   void **arr,
   u64 size);
 
+/*!
+ * \brief A function that duplicates the passed vector into a new one and returns it.
+ *
+ * \param vec_p Reference to the vector object
+ *
+ * \returns The newly created vector.
+ */
+EV_VEC_API ev_vec_t
+ev_vec_dup(
+    const void* vec_p);
+
 /*!
  * \brief A function that copies the value at the end of a vector and removes
  * it from the vector. If a copy function was passed while initializing the 
  * vector, then this function is used. Otherwise, memcpy is used with a length 
  * of `vec_meta.elemsize`
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param out A pointer to the memory block at which the popped element will be
  * copied. If NULL is passed, then the element is destructed. Otherwise, the
  * element is copied to `out` and the receiving code is responsible for its
@@ -291,54 +314,54 @@ ev_vec_append(
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_pop(
-    ev_vec_t *v, 
+    void* vec_p, 
     void *out);
 
 /*!
  * \brief A function that returns the last element in the vector.
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  * 
  * \returns Pointer to the last element in the vector. NULL if the vector is
  * empty.
  */
 EV_VEC_API void *
 ev_vec_last(
-    const ev_vec_t* v);
+    const void* v);
 
 /*!
  * \brief A function that returns the length of a vector
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns Current length of the vector
  */
 EV_VEC_API u64
 ev_vec_len(
-  const ev_vec_t* v);
+  void* vec_p);
 
 /*!
  * \brief A function that returns the capacity of a vector
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns Current capacity of the vector
  */
 EV_VEC_API u64
 ev_vec_capacity(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief Calls the free operation (if exists) on every element, then sets
  * the length to 0.
  *
- * \param v A pointer to the vector object
+ * \param vec_p A pointer to the vector object
  *
  * \returns 0 on success
  */
 EV_VEC_API u32
 ev_vec_clear(
-  const ev_vec_t* v);
+  const void* vec_p);
 
 /*!
  * \brief Sets the length of the vector to `len`.
@@ -350,20 +373,20 @@ ev_vec_clear(
  * For `svec`, if the `len` is more than the already allocated capacity, it is
  * treated as an OOM.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param len The desired new length
  *
  * \returns `VEC_ERR_NONE` on success
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_setlen(
-  ev_vec_t *v, 
+  void* vec_p, 
   u64 len);
 
 /*!
  * \brief Sets the capacity of the vector to `cap`.
  *
- * \param v Reference to the vector object
+ * \param vec_p Reference to the vector object
  * \param cap The desired new capacity
  *
  * For stack-allocated vectors, `VEC_ERR_OOM` is returned
@@ -372,25 +395,26 @@ ev_vec_setlen(
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_setcapacity(
-  ev_vec_t *v, 
+  void* vec_p, 
   u64 cap);
 
 /*!
  * \brief Grows the vector's capacity by a factor of `VEC_GROWTH_RATE`
  *
- * \param Reference to the vector object
+ * \param vec_p Reference to the vector object
  *
  * \returns `VEC_ERR_NONE` on success
  */
 EV_VEC_API ev_vec_error_t
 ev_vec_grow(
-  ev_vec_t *v);
+  void* vec_p);
 
 static const ev_vec_t EV_VEC_EMPTY = 
   (ev_vec(i32))&((struct {
     struct ev_vec_meta_t meta;
     EV_ALIGNAS(EV_ALIGNOF(i32)) i32 data[0];
     }) {
+      .meta._magic = EV_VEC_MAGIC,
       .meta.length = 0,
       .meta.capacity = 0,
       .meta.typeData = TypeData(i32),
@@ -412,6 +436,7 @@ TYPEDATA_GEN(
 #ifdef EV_VEC_IMPLEMENTATION
 #undef EV_VEC_IMPLEMENTATION
 
+
 #ifdef EV_VEC_API_CHECK
 #define EV_VEC_CHECK(x) do { x; } while (0)
 #else
@@ -425,7 +450,8 @@ TYPEDATA_GEN(
   ((struct ev_vec_meta_t *)v) - 1
 
 #define __ev_vec_getmeta(v) \
-  struct ev_vec_meta_t *metadata = ((struct ev_vec_meta_t *)(v)) - 1;
+  struct ev_vec_meta_t *metadata = ((struct ev_vec_meta_t *)(v)) - 1; \
+  assert(metadata->_magic == EV_VEC_MAGIC);
 
 #define __ev_vec_syncmeta(v) \
   metadata = ((struct ev_vec_meta_t *)(v)) - 1;
@@ -450,6 +476,7 @@ ev_vec_init_impl(
 
   struct ev_vec_meta_t *metadata = (struct ev_vec_meta_t *)v;
   *metadata = (struct ev_vec_meta_t){
+    ._magic = EV_VEC_MAGIC,
     .length   = 0,
     .capacity = EV_VEC_INIT_CAP,
     .allocationType = EV_VEC_ALLOCATION_TYPE_HEAP,
@@ -461,9 +488,10 @@ ev_vec_init_impl(
 
 i32
 ev_vec_find(
-    const ev_vec_t* v,
+    const void* vec_p,
     void *val)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   if(metadata->typeData.equal_fn) {
     for (void *elem = ev_vec_iter_begin(v); elem != ev_vec_iter_end(v); ev_vec_iter_next(v, &elem)) {
@@ -486,8 +514,9 @@ ev_vec_find(
 
 void
 ev_vec_fini(
-    ev_vec_t* v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->typeData.free_fn) {
@@ -505,9 +534,10 @@ ev_vec_fini(
 
 int
 ev_vec_push_impl(
-    ev_vec_t *v,
+    void* vec_p,
     void *val)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->length == metadata->capacity) {
@@ -531,15 +561,16 @@ ev_vec_push_impl(
 
 void *
 ev_vec_iter_begin(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
-  return *v;
+  return *(void**)vec_p;
 }
 
 void *
 ev_vec_iter_end(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   return ((char *)*v) + (metadata->typeData.size * metadata->length);
@@ -547,19 +578,21 @@ ev_vec_iter_end(
 
 void
 ev_vec_iter_next(
-    const ev_vec_t* v,
+    const void* vec_p,
     void **iter)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   *iter = ((char*)*iter) + metadata->typeData.size;
 }
 
 EV_VEC_API u32
 ev_vec_append(
-  ev_vec_t *v,
+  void* vec_p,
   void **arr,
   u64 size)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   size_t old_len = metadata->length;
   size_t req_len = old_len + size;
@@ -576,11 +609,35 @@ ev_vec_append(
   return (int)old_len;
 }
 
+EV_VEC_API ev_vec_t
+ev_vec_dup(
+    const void* vec_p)
+{
+  ev_vec_t v_orig = *(ev_vec_t*)vec_p;
+  __ev_vec_getmeta(v_orig)
+  ev_vec_t v_new = ev_vec_init_impl(metadata->typeData, (ev_vec_overrides_t){0});
+  ev_vec_setcapacity(&v_new, metadata->length);
+
+  if(metadata->typeData.copy_fn)
+  {
+    for(int i = 0; i < metadata->length; i++)
+      ev_vec_push_impl(&v_new, (u8*)v_orig + (metadata->typeData.size * i));
+  }
+  else
+  {
+    ev_vec_setlen(&v_new, metadata->length);
+    memcpy(v_new, v_orig, metadata->length * metadata->typeData.size);
+  }
+
+  return v_new;
+}
+
 ev_vec_error_t
 ev_vec_pop(
-    ev_vec_t *v, 
+    void* vec_p, 
     void *out)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if(out != NULL) {
@@ -604,8 +661,9 @@ ev_vec_pop(
 
 void *
 ev_vec_last(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if(metadata->length == 0) {
@@ -617,24 +675,27 @@ ev_vec_last(
 
 u64
 ev_vec_len(
-    const ev_vec_t* v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   return metadata->length;
 }
 
 u64
 ev_vec_capacity(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   return metadata->capacity;
 }
 
 u32
 ev_vec_clear(
-    const ev_vec_t* v)
+    const void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if (metadata->typeData.free_fn) {
@@ -650,9 +711,10 @@ ev_vec_clear(
 
 ev_vec_error_t
 ev_vec_setlen(
-    ev_vec_t *v, 
+    void* vec_p, 
     u64 len)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   while(len > metadata->capacity) {
@@ -669,9 +731,10 @@ ev_vec_setlen(
 
 ev_vec_error_t
 ev_vec_setcapacity(
-    ev_vec_t *v, 
+    void* vec_p, 
     u64 cap)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
 
   if(metadata->allocationType == EV_VEC_ALLOCATION_TYPE_STACK) {
@@ -701,8 +764,9 @@ ev_vec_setcapacity(
 
 ev_vec_error_t
 ev_vec_grow(
-    ev_vec_t *v)
+    void* vec_p)
 {
+  ev_vec_t* v = (ev_vec_t*)vec_p;
   __ev_vec_getmeta(*v)
   return ev_vec_setcapacity(v, metadata->capacity * EV_VEC_GROWTH_RATE);
 }

log_test.c

@@ -0,0 +1,9 @@
+#define EV_LOG_IMPLEMENTATION
+#include "ev_log.h"
+
+
+int main()
+{
+  ev_log_trace("Trace Log");
+  return 0;
+}

meson-native-clang

@@ -1,4 +0,0 @@
-[binaries]
-c = 'clang.exe'
-c_ld = 'lld'
-cpp = 'clang++.exe'

meson.build

@@ -24,26 +24,32 @@ endif
 str_lib = static_library('ev_str', files('buildfiles/ev_str.c'), c_args: evh_c_args)
 vec_lib = static_library('ev_vec', files('buildfiles/ev_vec.c'), c_args: evh_c_args)
 helpers_lib = static_library('ev_helpers', files('buildfiles/ev_helpers.c'), c_args: evh_c_args)
+log_lib = static_library('ev_log', files('buildfiles/ev_log.c'), c_args: evh_c_args)
 
 str_dep = declare_dependency(link_with: str_lib, include_directories: headers_include)
 vec_dep = declare_dependency(link_with: vec_lib, include_directories: headers_include)
 helpers_dep = declare_dependency(link_with: helpers_lib, include_directories: headers_include)
+log_dep = declare_dependency(link_with: log_lib, include_directories: headers_include)
 
 headers_dep = declare_dependency(
   dependencies: [
     str_dep,
     vec_dep,
     helpers_dep,
+    log_dep
   ]
 )
 
 # Tests
 str_test = executable('str_test', 'str_test.c', dependencies: [str_dep], c_args: evh_c_args)
 test('evstr', str_test)
+log_test = executable('log_test', 'log_test.c', dependencies: [log_dep], c_args: evh_c_args)
+test('evlog', log_test)
 
 if meson.version().version_compare('>= 0.54.0')
   meson.override_dependency('ev_vec', vec_dep)
   meson.override_dependency('ev_str', str_dep)
   meson.override_dependency('ev_helpers', helpers_dep)
+  meson.override_dependency('ev_log', log_dep)
   meson.override_dependency('evol-headers', headers_dep)
 endif