Minor Additions
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gingerBill
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d92dda8ecc
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105
gb.h
105
gb.h
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@ -1,4 +1,4 @@
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/* gb.h - v0.23 - Ginger Bill's C Helper Library - public domain
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/* gb.h - v0.24a - Ginger Bill's C Helper Library - public domain
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- no warranty implied; use at your own risk
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This is a single header file with a bunch of useful stuff
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@ -58,6 +58,7 @@ TODOS
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- More date & time functions
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VERSION HISTORY
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0.24a - Minor additions
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0.24 - Enum convention change
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0.23 - Optional Windows.h removal (because I'm crazy)
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0.22a - Remove gbVideoMode from gb_platform_init_*
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@ -889,7 +890,8 @@ typedef struct gbSemaphore { sem_t unix_handle; } gbSemaphore;
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GB_DEF void gb_semaphore_init (gbSemaphore *s);
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GB_DEF void gb_semaphore_destroy(gbSemaphore *s);
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GB_DEF void gb_semaphore_post (gbSemaphore *s, i32 count); // NOTE(bill): Default count = 1
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GB_DEF void gb_semaphore_post (gbSemaphore *s, i32 count);
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GB_DEF void gb_semaphore_release(gbSemaphore *s); // NOTE(bill): gb_semaphore_post(s, 1)
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GB_DEF void gb_semaphore_wait (gbSemaphore *s);
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@ -1394,6 +1396,7 @@ GB_DEF void gb_str_concat(char *dest, isize dest_len,
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char const *src_a, isize src_a_len,
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char const *src_b, isize src_b_len);
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GB_DEF u64 gb_str_to_u64(char const *str, char **end_ptr, i32 base); // TODO(bill): Support more than just decimal and hexadecimal
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GB_DEF i64 gb_str_to_i64(char const *str, char **end_ptr, i32 base); // TODO(bill): Support more than just decimal and hexadecimal
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GB_DEF f32 gb_str_to_f32(char const *str, char **end_ptr);
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GB_DEF f64 gb_str_to_f64(char const *str, char **end_ptr);
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@ -1891,8 +1894,8 @@ gb_internal gb_inline isize GB_JOIN2(FUNC,_add_entry)(NAME *h, u64 key) { \
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return i; \
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} \
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gb_internal gb_inline isize GB_JOIN2(FUNC,_is_full)(NAME *h) { \
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f64 const MAXIMUM_LOAD_COEFFICIENT = 0.85; \
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return gb_array_count(h->entries) >= MAXIMUM_LOAD_COEFFICIENT * gb_array_count(h->hashes); \
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f64 const maximum_load_coefficient = 0.85; \
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return gb_array_count(h->entries) >= maximum_load_coefficient * gb_array_count(h->hashes); \
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} \
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gb_internal gb_inline void GB_JOIN2(FUNC,_table_grow)(NAME *h); \
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gb_inline void GB_JOIN2(FUNC,multi_insert)(NAME *h, u64 key, VALUE value) { \
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@ -2174,11 +2177,12 @@ GB_DEF b32 gb_file_move (char const *existing_filename, char co
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#endif
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#endif
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GB_DEF b32 gb_path_is_absolute(char const *path);
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GB_DEF b32 gb_path_is_relative(char const *path);
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GB_DEF b32 gb_path_is_root (char const *path);
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GB_DEF char const *gb_path_base_name (char const *path);
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GB_DEF char const *gb_path_extension (char const *path);
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GB_DEF b32 gb_path_is_absolute (char const *path);
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GB_DEF b32 gb_path_is_relative (char const *path);
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GB_DEF b32 gb_path_is_root (char const *path);
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GB_DEF char const *gb_path_base_name (char const *path);
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GB_DEF char const *gb_path_extension (char const *path);
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GB_DEF char * gb_path_get_full_name(gbAllocator a, char const *path);
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////////////////////////////////////////////////////////////////
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@ -4465,6 +4469,7 @@ gb_inline void gb_lfence(void) {
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}
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gb_inline void gb_semaphore_release(gbSemaphore *s) { gb_semaphore_post(s, 1); }
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#if defined(GB_SYSTEM_WINDOWS)
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gb_inline void gb_semaphore_init (gbSemaphore *s) { s->win32_handle = CreateSemaphoreA(NULL, 0, I32_MAX, NULL); }
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@ -4539,7 +4544,7 @@ gb_inline void gb_mutex_unlock(gbMutex *m) {
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if (gb_atomic32_fetch_add(&m->counter, -1) > 1) {
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if (recursion == 0)
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gb_semaphore_post(&m->semaphore, 1);
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gb_semaphore_release(&m->semaphore);
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}
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}
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@ -4566,7 +4571,7 @@ void gb_thread_destory(gbThread *t) {
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gb_inline void gb__thread_run(gbThread *t) {
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gb_semaphore_post(&t->semaphore, 1);
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gb_semaphore_release(&t->semaphore);
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t->proc(t->data);
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}
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@ -4711,7 +4716,7 @@ void gb_sync_set_target(gbSync *s, i32 count) {
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void gb_sync_release(gbSync *s) {
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if (s->waiting) {
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gb_semaphore_post(&s->release, 1);
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gb_semaphore_release(&s->release);
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} else {
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s->target = 0;
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gb_mutex_unlock(&s->start);
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@ -6122,6 +6127,52 @@ gb_internal isize gb__scan_i64(char const *text, i32 base, i64 *value) {
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return (text - text_begin);
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}
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gb_internal isize gb__scan_u64(char const *text, i32 base, u64 *value) {
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char const *text_begin = text;
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u64 result = 0;
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if (base == 16 && gb_strncmp(text, "0x", 2) == 0)
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text += 2;
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for (;;) {
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u64 v;
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if (gb_char_is_digit(*text))
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v = *text - '0';
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else if (base == 16 && gb_char_is_hex_digit(*text))
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v = gb_hex_digit_to_int(*text);
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else {
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break;
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}
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result *= base;
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result += v;
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text++;
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}
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if (value)
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*value = result;
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return (text - text_begin);
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}
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// TODO(bill): Make better
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u64 gb_str_to_u64(char const *str, char **end_ptr, i32 base) {
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isize len;
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u64 value;
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if (!base) {
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if ((gb_strlen(str) > 2) && (gb_strncmp(str, "0x", 2) == 0))
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base = 16;
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else
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base = 10;
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}
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len = gb__scan_u64(str, base, &value);
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if (end_ptr)
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*end_ptr = (char *)str + len;
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return value;
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}
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i64 gb_str_to_i64(char const *str, char **end_ptr, i32 base) {
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isize len;
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@ -6200,8 +6251,8 @@ gb_inline f32 gb_str_to_f32(char const *str, char **end_ptr) {
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}
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}
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if (gb_char_to_upper(c) == 'E') {
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isize sign = +1, i = 0;
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if (c == 'e' || c == 'E') {
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i64 sign = +1, i = 0;
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c = *str++;
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if (c == '+') {
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c = *str++;
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@ -6247,8 +6298,8 @@ gb_inline f64 gb_str_to_f64(char const *str, char **end_ptr) {
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}
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}
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if (gb_char_to_upper(c) == 'E') {
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isize sign = +1, i = 0;
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if (c == 'e' || c == 'E') {
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i64 sign = +1, i = 0;
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c = *str++;
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if (c == '+') {
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c = *str++;
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@ -6319,8 +6370,8 @@ gb_inline void gb_string_free(gbString str) {
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gbStringHeader *header = GB_STRING_HEADER(str);
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gb_free(header->allocator, header);
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}
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}
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}
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gb_inline gbString gb_string_duplicate(gbAllocator a, gbString const str) { return gb_string_make_length(a, str, gb_string_length(str)); }
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@ -7621,6 +7672,26 @@ gb_inline char const *gb_path_extension(char const *path) {
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}
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#if !defined(_WINDOWS_)
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GB_DLL_IMPORT DWORD WINAPI GetFullPathNameA(char const *lpFileName, DWORD nBufferLength, char *lpBuffer, char **lpFilePart);
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#endif
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char *gb_path_get_full_name(gbAllocator a, char const *path) {
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#if defined(GB_SYSTEM_WINDOWS)
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// TODO(bill): Make UTF-8
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char buf[300];
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isize len = GetFullPathNameA(path, gb_count_of(buf), buf, NULL);
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return gb_alloc_str_len(a, buf, len+1);
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#else
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// TODO(bill): Make work on *nix, etc.
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return gb_alloc_str_len(a, path, gb_strlen(path));
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#endif
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}
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////////////////////////////////////////////////////////////////
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//
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// Printing
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