Reorganise src directory

This commit is contained in:
2024-10-06 12:54:04 +01:00
parent e9451f10f8
commit a48002996e
20 changed files with 7 additions and 6 deletions

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@@ -1,53 +0,0 @@
#include "mem_utils.h"
#include "mem_utils_ops.h"
#include "aliases.h"
#include "platform.h"
#include <assert.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#if defined(WAPP_PLATFORM_WINDOWS)
#include "mem_utils_win.h"
#elif defined(WAPP_PLATFORM_POSIX)
#include "mem_utils_posix.h"
#else
#error "Unrecognised platform"
#endif
internal bool is_power_of_two(u64 num) { return (num & (num - 1)) == 0; }
void *wapp_mem_util_align_forward(void *ptr, u64 alignment) {
if (!ptr) {
return NULL;
}
assert(is_power_of_two(alignment));
uptr p = (uptr)ptr;
uptr align = (uptr)alignment;
// Similar to p % align, but it's a faster implementation that works fine
// because align is guaranteed to be a power of 2
uptr modulo = p & (align - 1);
if (modulo != 0) {
p += align - modulo;
}
return (void *)p;
}
void *wapp_mem_util_alloc(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
void *output = mem_util_allocate(addr, size, access, flags, type);
if (type == WAPP_MEM_INIT_INITIALISED) {
memset(output, 0, size);
}
return output;
}
void wapp_mem_util_free(void *ptr, u64 size) {
mem_util_free(ptr, size);
}

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@@ -1,32 +0,0 @@
#ifndef MEM_UTILS_H
#define MEM_UTILS_H
#include "aliases.h"
#include "platform.h"
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
#include "mem_utils_ops.h"
#if defined(WAPP_PLATFORM_WINDOWS)
#include "mem_utils_win.h"
#elif defined(WAPP_PLATFORM_POSIX)
#include "mem_utils_posix.h"
#else
#error "Unrecognised platform"
#endif
void *wapp_mem_util_align_forward(void *ptr, u64 alignment);
void *wapp_mem_util_alloc(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type);
void wapp_mem_util_free(void *ptr, u64 size);
external void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type);
external void mem_util_free(void *ptr, u64 size);
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !MEM_UTILS_H

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@@ -1,26 +0,0 @@
#ifndef MEM_UTILS_OPS_H
#define MEM_UTILS_OPS_H
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
typedef enum mem_access {
WAPP_MEM_ACCESS_NONE,
WAPP_MEM_ACCESS_READ_ONLY,
WAPP_MEM_ACCESS_EXEC_ONLY,
WAPP_MEM_ACCESS_READ_WRITE,
WAPP_MEM_ACCESS_READ_EXEC,
WAPP_MEM_ACCESS_READ_WRITE_EXEC,
} MemAccess;
typedef enum mem_init_type {
WAPP_MEM_INIT_UNINITIALISED,
WAPP_MEM_INIT_INITIALISED,
} MemInitType;
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !MEM_UTILS_OPS_H

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@@ -1,33 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_POSIX
#include "mem_utils_ops.h"
#include "mem_utils_posix.h"
#include <sys/mman.h>
internal const i32 access_types[] = {
[WAPP_MEM_ACCESS_NONE] = PROT_NONE,
[WAPP_MEM_ACCESS_READ_ONLY] = PROT_READ,
[WAPP_MEM_ACCESS_EXEC_ONLY] = PROT_EXEC,
[WAPP_MEM_ACCESS_READ_WRITE] = PROT_READ | PROT_WRITE,
[WAPP_MEM_ACCESS_READ_EXEC] = PROT_READ | PROT_EXEC,
[WAPP_MEM_ACCESS_READ_WRITE_EXEC] = PROT_READ | PROT_WRITE | PROT_EXEC,
};
void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
i32 alloc_flags = flags | MAP_ANON | MAP_PRIVATE;
#if defined(WAPP_PLATFORM_LINUX) || defined(WAPP_PLATFORM_GNU) || defined(WAPP_PLATFORM_NET_BSD)
alloc_flags |= MAP_NORESERVE;
#endif
return mmap(addr, size, access_types[access], alloc_flags, -1, 0);
}
void mem_util_free(void *ptr, u64 size) {
munmap(ptr, size);
}
#endif // !WAPP_PLATFORM_POSIX

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@@ -1,33 +0,0 @@
#ifndef MEM_UTILS_POSIX_H
#define MEM_UTILS_POSIX_H
#include "platform.h"
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // !__cplusplus
#ifdef WAPP_PLATFORM_POSIX
#include <sys/mman.h>
typedef enum mem_alloc_flags {
#if defined(WAPP_PLATFORM_LINUX) || defined(WAPP_PLATFORM_GNU)
WAPP_MEM_ALLOC_RESERVE = 0,
WAPP_MEM_ALLOC_COMMIT = MAP_POPULATE,
#elif defined(WAPP_PLATFORM_FREE_BSD)
WAPP_MEM_ALLOC_RESERVE = 0,
WAPP_MEM_ALLOC_COMMIT = MAP_PREFAULT_READ,
#elif defined(WAPP_PLATFORM_BSD) || defined(WAPP_PLATFORM_UNIX) || defined(WAPP_PLATFORM_APPLE)
WAPP_MEM_ALLOC_RESERVE = 0,
WAPP_MEM_ALLOC_COMMIT = 0,
#endif
} MemAllocFlags;
#endif // !WAPP_PLATFORM_POSIX
#ifdef __cplusplus
END_C_LINKAGE
#endif // !__cplusplus
#endif // !MEM_UTILS_POSIX_H

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@@ -1,35 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_WINDOWS
#include "mem_utils_ops.h"
#include "mem_utils_win.h"
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <memoryapi.h>
internal const i32 access_types[] = {
[WAPP_MEM_ACCESS_NONE] = PAGE_NOACCESS,
[WAPP_MEM_ACCESS_READ_ONLY] = PAGE_READONLY,
[WAPP_MEM_ACCESS_EXEC_ONLY] = PAGE_EXECUTE,
[WAPP_MEM_ACCESS_READ_WRITE] = PAGE_READWRITE,
[WAPP_MEM_ACCESS_READ_EXEC] = PAGE_EXECUTE_READ,
[WAPP_MEM_ACCESS_READ_WRITE_EXEC] = PAGE_EXECUTE_READWRITE,
};
void *mem_util_allocate(void *addr, u64 size, MemAccess access, MemAllocFlags flags, MemInitType type) {
// Ensure memory is committed if it's meant to be initialised
if (type == WAPP_MEM_INIT_INITIALISED) {
flags |= WAPP_MEM_ALLOC_COMMIT;
}
return VirtualAlloc(addr, (SIZE_T)size, flags, access_types[access]);
}
void mem_util_free(void *ptr, u64 size) {
VirtualFree(ptr, size, MEM_RELEASE);
}
#endif // !WAPP_PLATFORM_WINDOWS

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@@ -1,27 +0,0 @@
#ifndef MEM_UTILS_WIN_H
#define MEM_UTILS_WIN_H
#include "platform.h"
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // !__cplusplus
#ifdef WAPP_PLATFORM_WINDOWS
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
#include <memoryapi.h>
typedef enum mem_alloc_flags {
WAPP_MEM_ALLOC_RESERVE = MEM_RESERVE,
WAPP_MEM_ALLOC_COMMIT = MEM_COMMIT,
} MemAllocFlags;
#endif // !WAPP_PLATFORM_WINDOWS
#ifdef __cplusplus
END_C_LINKAGE
#endif // !__cplusplus
#endif // !MEM_UTILS_WIN_H

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@@ -1,118 +0,0 @@
#include "commander.h"
#include "aliases.h"
#include "shell_utils.h"
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define CMD_BUF_LEN 8192
#define OUT_BUF_LEN 4096
internal inline CMDError build_command_from_args(char *cmd, u64 buf_len, va_list args);
internal inline CMDResult execute_command(const char *cmd, CMDOutHandling out_handling, char *out_buf,
u64 buf_size);
internal inline CMDError get_command_output(FILE *fp, CMDOutHandling out_handling, char *out_buf,
u64 buf_size);
CMDResult run_command(CMDOutHandling out_handling, char *out_buf, u64 buf_size, ...) {
va_list args;
va_start(args, buf_size);
char cmd[CMD_BUF_LEN] = {0};
CMDError err = build_command_from_args(cmd, CMD_BUF_LEN, args);
if (err > SHELL_ERR_NO_ERROR) {
va_end(args);
return CMD_NO_EXIT(err);
}
va_end(args);
return execute_command(cmd, out_handling, out_buf, buf_size);
}
internal inline CMDError build_command_from_args(char *cmd, u64 buf_len,
va_list args) {
u64 size = 0;
u64 arg_len = 0;
const char *arg = va_arg(args, const char *);
while (arg) {
arg_len = strlen(arg);
if (arg_len >= buf_len - size) {
return SHELL_ERR_CMD_BUF_FULL;
}
strcat(cmd, arg);
cmd[size + arg_len] = ' ';
size += arg_len + 1;
arg = va_arg(args, const char *);
}
return SHELL_ERR_NO_ERROR;
}
internal inline CMDResult execute_command(const char *cmd,
CMDOutHandling out_handling,
char *out_buf, u64 buf_size) {
FILE *fp = wapp_shell_utils_popen(cmd, "r");
if (!fp) {
return CMD_NO_EXIT(SHELL_ERR_PROC_START_FAIL);
}
CMDResult output;
CMDError err = get_command_output(fp, out_handling, out_buf, buf_size);
if (err > SHELL_ERR_NO_ERROR) {
output = CMD_NO_EXIT(err);
goto EXECUTE_COMMAND_CLOSE;
}
i32 st = EXIT_SUCCESS;
err = get_output_status(fp, &st);
if (err > SHELL_ERR_NO_ERROR) {
output = CMD_NO_EXIT(err);
goto EXECUTE_COMMAND_CLOSE;
}
// Process is already closed in get_output_status
fp = NULL;
output = (CMDResult){
.exited = true,
.exit_code = st,
.error = SHELL_ERR_NO_ERROR,
};
EXECUTE_COMMAND_CLOSE:
if (fp) {
wapp_shell_utils_pclose(fp);
}
return output;
}
internal inline CMDError get_command_output(FILE *fp,
CMDOutHandling out_handling,
char *out_buf, u64 buf_size) {
char out[OUT_BUF_LEN] = {0};
u64 max_out_length = OUT_BUF_LEN - 1;
u64 buf_filled = 0;
while (fgets(out, (i32)max_out_length, fp)) {
if (out_handling == SHELL_OUTPUT_CAPTURE && out_buf != NULL) {
buf_filled += strlen(out);
if (buf_filled >= buf_size) {
return SHELL_ERR_OUT_BUF_FULL;
}
strcat(out_buf, out);
} else if (out_handling == SHELL_OUTPUT_PRINT) {
printf("%s", out);
}
}
return SHELL_ERR_NO_ERROR;
}

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@@ -1,26 +0,0 @@
#ifndef COMMANDER_H
#define COMMANDER_H
#include "aliases.h"
#include "commander_output.h"
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
#define CMD_NO_EXIT(ERR) ((CMDResult){.exited = false, .exit_code = EXIT_FAILURE, .error = ERR})
#define wapp_shell_commander_execute(HANDLE_OUTPUT, OUT_BUF, BUF_SIZE, ...) \
run_command(HANDLE_OUTPUT, OUT_BUF, BUF_SIZE, __VA_ARGS__, "2>&1", NULL)
CMDResult run_command(CMDOutHandling out_handling, char *out_buf, u64 buf_size, ...);
external CMDError get_output_status(FILE *fp, i32 *status_out);
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !COMMANDER_H

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@@ -1,42 +0,0 @@
#ifndef COMMANDER_OUTPUT_H
#define COMMANDER_OUTPUT_H
#include "aliases.h"
#include "platform.h"
#include <stdbool.h>
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
typedef enum {
SHELL_OUTPUT_DISCARD,
SHELL_OUTPUT_PRINT,
SHELL_OUTPUT_CAPTURE,
} CMDOutHandling;
typedef enum {
SHELL_ERR_NO_ERROR,
SHELL_ERR_CMD_BUF_FULL,
SHELL_ERR_PROC_START_FAIL,
SHELL_ERR_OUT_BUF_FULL,
SHELL_ERR_PROC_EXIT_FAIL,
} CMDError;
typedef struct commander_result CMDResult;
struct commander_result {
i32 exit_code;
CMDError error;
bool exited;
#ifdef WAPP_PLATFORM_WINDOWS
#include "misc_utils.h"
wapp_misc_utils_padding_size(sizeof(bool) + sizeof(i32) + sizeof(CMDError));
#endif // !WAPP_PLATFORM_WINDOWS
};
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !COMMANDER_OUTPUT_H

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@@ -1,23 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_POSIX
#include "commander_output.h"
#include "shell_utils.h"
#include <stdio.h>
#include <stdlib.h>
CMDError get_output_status(FILE *fp, i32 *status_out) {
*status_out = wapp_shell_utils_pclose(fp);
if (!WIFEXITED(*status_out)) {
return SHELL_ERR_PROC_EXIT_FAIL;
}
*status_out = WEXITSTATUS(*status_out);
return SHELL_ERR_NO_ERROR;
}
#endif // !WAPP_PLATFORM_POSIX

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@@ -1,22 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_WINDOWS
#include "commander_output.h"
#include "shell_utils.h"
#include <stdio.h>
CMDError get_output_status(FILE *fp, i32 *status_out) {
if (!feof(fp)) {
// Ensure process is closed on failure
wapp_shell_utils_pclose(fp);
return SHELL_ERR_PROC_EXIT_FAIL;
}
*status_out = wapp_shell_utils_pclose(fp);
return SHELL_ERR_NO_ERROR;
}
#endif // !WAPP_PLATFORM_WINDOWS

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@@ -1,33 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_POSIX
#include "terminal_colours.h"
#include <stdio.h>
internal const char *colours[COUNT_TERM_COLOUR] = {
[WAPP_TERM_COLOUR_FG_BLACK] = "\033[30m",
[WAPP_TERM_COLOUR_FG_RED] = "\033[31m",
[WAPP_TERM_COLOUR_FG_GREEN] = "\033[32m",
[WAPP_TERM_COLOUR_FG_BLUE] = "\033[34m",
[WAPP_TERM_COLOUR_FG_CYAN] = "\033[36m",
[WAPP_TERM_COLOUR_FG_MAGENTA] = "\033[35m",
[WAPP_TERM_COLOUR_FG_YELLOW] = "\033[33m",
[WAPP_TERM_COLOUR_FG_WHITE] = "\033[37m",
[WAPP_TERM_COLOUR_FG_BR_BLACK] = "\033[90m",
[WAPP_TERM_COLOUR_FG_BR_RED] = "\033[91m",
[WAPP_TERM_COLOUR_FG_BR_GREEN] = "\033[92m",
[WAPP_TERM_COLOUR_FG_BR_BLUE] = "\033[94m",
[WAPP_TERM_COLOUR_FG_BR_CYAN] = "\033[96m",
[WAPP_TERM_COLOUR_FG_BR_MAGENTA] = "\033[95m",
[WAPP_TERM_COLOUR_FG_BR_YELLOW] = "\033[93m",
[WAPP_TERM_COLOUR_FG_BR_WHITE] = "\033[97m",
[WAPP_TERM_COLOUR_CLEAR] = "\033[0m",
};
void print_coloured_text(const char *text, TerminalColour colour) {
printf("%s%s", colours[colour], text);
}
#endif // !WAPP_PLATFORM_POSIX

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@@ -1,14 +0,0 @@
#include "termcolour.h"
#include "terminal_colours.h"
void wapp_shell_termcolour_print_text(const char *text, TerminalColour colour) {
if (colour < WAPP_TERM_COLOUR_FG_BLACK || colour > WAPP_TERM_COLOUR_FG_BR_WHITE) {
return;
}
print_coloured_text(text, colour);
}
void wapp_shell_termcolour_clear_colour(void) {
print_coloured_text("", WAPP_TERM_COLOUR_CLEAR);
}

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@@ -1,20 +0,0 @@
#ifndef TERM_COLOUR_H
#define TERM_COLOUR_H
#include "aliases.h"
#include "terminal_colours.h"
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
void wapp_shell_termcolour_print_text(const char *text, TerminalColour colour);
void wapp_shell_termcolour_clear_colour(void);
external void print_coloured_text(const char *text, TerminalColour colour);
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !TERM_COLOUR_H

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@@ -1,34 +0,0 @@
#ifndef TERMINAL_COLOURS_H
#define TERMINAL_COLOURS_H
#ifdef __cplusplus
BEGIN_C_LINKAGE
#endif // __cplusplus
typedef enum {
WAPP_TERM_COLOUR_FG_BLACK,
WAPP_TERM_COLOUR_FG_RED,
WAPP_TERM_COLOUR_FG_GREEN,
WAPP_TERM_COLOUR_FG_BLUE,
WAPP_TERM_COLOUR_FG_CYAN,
WAPP_TERM_COLOUR_FG_MAGENTA,
WAPP_TERM_COLOUR_FG_YELLOW,
WAPP_TERM_COLOUR_FG_WHITE,
WAPP_TERM_COLOUR_FG_BR_BLACK,
WAPP_TERM_COLOUR_FG_BR_RED,
WAPP_TERM_COLOUR_FG_BR_GREEN,
WAPP_TERM_COLOUR_FG_BR_BLUE,
WAPP_TERM_COLOUR_FG_BR_CYAN,
WAPP_TERM_COLOUR_FG_BR_MAGENTA,
WAPP_TERM_COLOUR_FG_BR_YELLOW,
WAPP_TERM_COLOUR_FG_BR_WHITE,
WAPP_TERM_COLOUR_CLEAR,
COUNT_TERM_COLOUR,
} TerminalColour;
#ifdef __cplusplus
END_C_LINKAGE
#endif // __cplusplus
#endif // !TERMINAL_COLOURS_H

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@@ -1,70 +0,0 @@
#include "aliases.h"
#include "platform.h"
#ifdef WAPP_PLATFORM_WINDOWS
#include "misc_utils.h"
#include "terminal_colours.h"
#include <stdio.h>
#define WIN32_LEAN_AND_MEAN
#include <Windows.h>
typedef struct termcolour_data TermcolourData;
struct termcolour_data {
HANDLE handle;
WORD default_colour;
WORD current_colour;
wapp_misc_utils_padding_size(sizeof(HANDLE) + sizeof(WORD) + sizeof(WORD));
};
internal void init_data(TermcolourData *data);
internal WORD colours[COUNT_TERM_COLOUR] = {
[WAPP_TERM_COLOUR_FG_BLACK] = 0,
[WAPP_TERM_COLOUR_FG_RED] = FOREGROUND_RED,
[WAPP_TERM_COLOUR_FG_GREEN] = FOREGROUND_GREEN,
[WAPP_TERM_COLOUR_FG_BLUE] = FOREGROUND_BLUE,
[WAPP_TERM_COLOUR_FG_CYAN] = FOREGROUND_GREEN | FOREGROUND_BLUE,
[WAPP_TERM_COLOUR_FG_MAGENTA] = FOREGROUND_RED | FOREGROUND_BLUE,
[WAPP_TERM_COLOUR_FG_YELLOW] = FOREGROUND_RED | FOREGROUND_GREEN,
[WAPP_TERM_COLOUR_FG_WHITE] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE,
[WAPP_TERM_COLOUR_FG_BR_BLACK] = FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_RED] = FOREGROUND_RED | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_GREEN] = FOREGROUND_GREEN | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_BLUE] = FOREGROUND_BLUE | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_CYAN] = FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_MAGENTA] = FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_YELLOW] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY,
[WAPP_TERM_COLOUR_FG_BR_WHITE] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY,
};
void print_coloured_text(const char *text, TerminalColour colour) {
persistent TermcolourData data = {0};
if (data.handle == 0) {
init_data(&data);
}
if (colour == WAPP_TERM_COLOUR_CLEAR) {
data.current_colour = data.default_colour;
} else {
data.current_colour = colours[colour];
}
SetConsoleTextAttribute(data.handle, data.current_colour);
printf("%s", text);
}
internal void init_data(TermcolourData *data) {
// create handle
data->handle = GetStdHandle(STD_OUTPUT_HANDLE);
// get console colour information
CONSOLE_SCREEN_BUFFER_INFO csbi;
GetConsoleScreenBufferInfo(data->handle, &csbi);
data->default_colour = csbi.wAttributes;
data->current_colour = data->default_colour;
}
#endif // !WAPP_PLATFORM_WINDOWS

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@@ -1,15 +0,0 @@
#ifndef SHELL_UTILS_H
#define SHELL_UTILS_H
#include "platform.h"
#include <stdio.h>
#ifdef WAPP_PLATFORM_WINDOWS
#define wapp_shell_utils_popen _popen
#define wapp_shell_utils_pclose _pclose
#else
#define wapp_shell_utils_popen popen
#define wapp_shell_utils_pclose pclose
#endif /* ifdef WAPP_PLATFORM_WINDOWS */
#endif // !SHELL_UTILS_H