#include CBS_LIBRARY_PATH
#define CC "cc"
+#define CFLAGS "-Wall", "-Wextra", "-Wpedantic"
+#ifdef __MACH__
+#define LDFLAGS "-L./external/raylib/lib", "-lraylib", \
+ "-framework", "CoreVideo", \
+ "-framework", "IOKit", \
+ "-framework", "Cocoa", \
+ "-framework", "GLUT", \
+ "-framework", "OpenGL"
+#else
+#define LDFLAGS "-L./external/raylib/lib", "-lraylib"
+#endif // __MACH__
int main(int argc, char **argv) {
cbs_rebuild_self(argv);
cbs_subbuild("./external");
cbs_run("mkdir", "-p", "./bin");
-#ifdef __MACH__
- cbs_run(CC, "-Wall", "-Wextra", "-Wpedantic",
- "-I./external/raylib/src",
- "-o", "./bin/simplexpm",
- "./src/simplexpm.c",
- "-L./external/raylib/lib",
- "-lraylib",
- "-framework", "CoreVideo",
- "-framework", "IOKit",
- "-framework", "Cocoa",
- "-framework", "GLUT",
- "-framework", "OpenGL");
-#endif // __MACH__
- cbs_run("./bin/simplexpm");
+ Cbs_File_Paths src_files = {0};
+ cbs_file_paths_build_file_ext(&src_files, "./src", ".c");
+ cbs_file_paths_for_each (src_file, src_files) {
+ const char *obj_file = cbs_string_build(cbs_strip_file_ext(src_file), ".o");
+ if (cbs_needs_rebuild(obj_file, src_file))
+ cbs_run(CC, CFLAGS, "-c", "-I./include", "-I./external/raylib/src",
+ "-I./external/stb", "-o", obj_file, src_file);
+ }
+
+ Cbs_File_Paths obj_files = {0};
+ cbs_file_paths_build_file_ext(&obj_files, "./src", ".o");
+ const char *bin_file = "./bin/simplexpm";
+ Cbs_Cmd cmd = {0};
+ cbs_cmd_build(&cmd, CC, "-o", bin_file);
+ cbs_cmd_build_file_paths(&cmd, obj_files);
+ cbs_cmd_build(&cmd, LDFLAGS);
+ cbs_cmd_run(&cmd);
+
+ cbs_run(bin_file);
return 0;
}
--- /dev/null
+#ifndef _PARSER_H_
+#define _PARSER_H_
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include "raylib.h"
+
+extern FILE *file;
+extern char *line_buffer;
+extern char *keys;
+extern unsigned int *color_table;
+extern unsigned int *pixels;
+
+bool parse_xpm_file(Image *image, const char *file_path);
+
+#endif // _PARSER_H_
--- /dev/null
+#ifndef _TOKENIZER_H_
+#define _TOKENIZER_H_
+
+#include <stdbool.h>
+#include <stdio.h>
+
+int get_next_line(char **buffer, FILE *file);
+void check_next_token(char **string, char *token);
+char *get_next_token(char **string);
+bool get_terminal_token(char **string, char **token);
+size_t convert_token_to_num(char *token, int base);
+
+#endif // _TOKENIZER_H_
--- /dev/null
+#ifndef _UTILS_H_
+#define _UTILS_H_
+
+#include <setjmp.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "parser.h"
+
+#define SIMPLE_XPM_MALLOC(p, size) \
+ do { \
+ p = malloc(size); \
+ if (p == NULL) { \
+ fprintf(stderr, "simplexpm: OUT OF MEMORY (buy more RAM?)"); \
+ exit(EXIT_FAILURE); \
+ } \
+ memset(p, 0, size); \
+ } while (0)
+
+#define SIMPLE_XPM_FREE(p) \
+ do { \
+ if (p) free(p); \
+ p = NULL; \
+ } while (0)
+
+#define ERROR_MESSAGE_CAP 2048
+extern char error_message[ERROR_MESSAGE_CAP];
+extern jmp_buf env;
+
+#define SIMPLE_XPM_ERROR(...) \
+ do { \
+ if (file) fclose(file); \
+ SIMPLE_XPM_FREE(line_buffer); \
+ SIMPLE_XPM_FREE(keys); \
+ SIMPLE_XPM_FREE(color_table); \
+ SIMPLE_XPM_FREE(pixels); \
+ snprintf(error_message, ERROR_MESSAGE_CAP, __VA_ARGS__); \
+ siglongjmp(env, 1); \
+ } while (0)
+
+char *strstrip(char **string);
+
+#endif // _UTILS_H_
--- /dev/null
+#ifndef _XPM_MODE_H_
+#define _XPM_MODE_H_
+
+typedef enum {
+ XPM_MODE_MONO = 0,
+ XPM_MODE_SYMBOLIC,
+ XPM_MODE_GRAYSCALE_4,
+ XPM_MODE_GRAYSCALE,
+ XPM_MODE_COLOR,
+ NUM_XPM_MODES,
+} Xpm_Mode;
+
+Xpm_Mode convert_token_to_mode(char *token);
+
+#endif // _XPM_MODE_H_
--- /dev/null
+#include <setjmp.h>
+#include <stdbool.h>
+#include <string.h>
+
+#include "parser.h"
+#include "raylib.h"
+#include "stb_c_lexer.h"
+#include "utils.h"
+
+#define FILE_PATH_CAP 2048
+
+int main(int argc, char **argv) {
+ char file_path[FILE_PATH_CAP] = {0};
+ Texture2D texture = {0};
+ bool have_texture = false;
+
+ // Check if a file was given on the command line
+ if (argc >= 2) {
+ strncpy(file_path, argv[2], FILE_PATH_CAP);
+ Image image = {0};
+ if (!parse_xpm_file(&image, file_path))
+ have_texture = false;
+ else {
+ UnloadTexture(texture);
+ texture = LoadTextureFromImage(image);
+ have_texture = true;
+ }
+ }
+
+ int screenWidth = 800;
+ int screenHeight = 600;
+ SetTraceLogLevel(LOG_WARNING);
+ InitWindow(screenWidth, screenHeight, "simplexpm");
+
+ while (!WindowShouldClose()) {
+ if (IsFileDropped()) {
+ FilePathList file_paths = LoadDroppedFiles();
+ strncpy(file_path, file_paths.paths[0], FILE_PATH_CAP);
+ UnloadDroppedFiles(file_paths);
+ Image image = {0};
+ if (!parse_xpm_file(&image, file_path))
+ have_texture = false;
+ else {
+ UnloadTexture(texture);
+ texture = LoadTextureFromImage(image);
+ have_texture = true;
+ }
+ }
+
+ BeginDrawing();
+ ClearBackground(RAYWHITE);
+ if (have_texture)
+ DrawTexture(texture, screenWidth / 2 - texture.width / 2, screenHeight / 2 - texture.height / 2, WHITE);
+ else
+ DrawText(error_message, GetScreenWidth() / 2, GetScreenHeight() / 2, 24, RED);
+ EndDrawing();
+ }
+
+ UnloadTexture(texture);
+ CloseWindow();
+
+ return 0;
+}
#include <ctype.h>
-#include <limits.h>
#include <setjmp.h>
#include <stdbool.h>
#include <stdio.h>
-#include <stdlib.h>
#include <string.h>
-#include <sys/errno.h>
#include "raylib.h"
-
-#include "../external/stb/stb_c_lexer.h"
-
-#define FILE_PATH_CAP 2048
+#include "tokenizer.h"
+#include "utils.h"
+#include "xpm_mode.h"
FILE *file;
char *line_buffer;
unsigned int *color_table;
unsigned int *pixels;
-#define SIMPLE_XPM_MALLOC(p, size) \
- do { \
- p = malloc(size); \
- if (p == NULL) { \
- fprintf(stderr, "simplexpm: OUT OF MEMORY (buy more RAM?)"); \
- exit(EXIT_FAILURE); \
- } \
- memset(p, 0, size); \
- } while (0)
-
-#define SIMPLE_XPM_FREE(p) \
- do { \
- if (p) free(p); \
- p = NULL; \
- } while (0)
-
-#define ERROR_MESSAGE_CAP 2048
-char error_message[ERROR_MESSAGE_CAP] = "Drag and drop .xpm files here";
-jmp_buf env;
-
-#define SIMPLE_XPM_ERROR(...) \
- do { \
- if (file) fclose(file); \
- SIMPLE_XPM_FREE(line_buffer); \
- SIMPLE_XPM_FREE(keys); \
- SIMPLE_XPM_FREE(color_table); \
- SIMPLE_XPM_FREE(pixels); \
- snprintf(error_message, ERROR_MESSAGE_CAP, __VA_ARGS__); \
- siglongjmp(env, 1); \
- } while(0)
-
-typedef enum {
- XPM_MODE_MONO = 0,
- XPM_MODE_SYMBOLIC,
- XPM_MODE_GRAYSCALE_4,
- XPM_MODE_GRAYSCALE,
- XPM_MODE_COLOR,
- NUM_XPM_MODES,
-} Xpm_Mode;
-
-Xpm_Mode convert_token_to_mode(char *token) {
- if (strcmp(token, "m") == 0) return XPM_MODE_MONO;
- if (strcmp(token, "s") == 0) return XPM_MODE_SYMBOLIC;
- if (strcmp(token, "g4") == 0) return XPM_MODE_GRAYSCALE_4;
- if (strcmp(token, "g") == 0) return XPM_MODE_GRAYSCALE;
- if (strcmp(token, "c") == 0) return XPM_MODE_COLOR;
- SIMPLE_XPM_ERROR("\"%s\" is not a valid color mode", token);
-}
-
-char *strstrip(char **string) {
- for (; isspace(**string) && **string != '\0'; ++*string);
- if (**string == '\0') return *string;
- char *end;
- for (end = *string + strlen(*string); isspace(*(end - 1)); --end);
- *end = '\0';
- return *string;
-}
-
-// TODO: Ignore comments
-int get_next_line(char **buffer, FILE *file) {
- static size_t line_cap = 0;
- errno = 0;
- if (getline(buffer, &line_cap, file) == -1) {
- if (errno != 0)
- SIMPLE_XPM_ERROR("Unable to parse provided file: expected a new line");
- return 0;
- }
- return 1;
-}
-
-void check_next_token(char **string, char *token) {
- size_t token_len = strlen(token);
- if (strncmp(strstrip(string), token, token_len) != 0)
- SIMPLE_XPM_ERROR("Unable to parse provided file: expected token \"%s\"", token);
- *string += token_len;
-}
-
-char *get_next_token(char **string) {
- char *result;
- do {
- if ((result = strsep(string, "\t ")) == NULL)
- SIMPLE_XPM_ERROR("Couldn't parse expected next token");
- } while (*result == '\0');
- if (*string == NULL)
- SIMPLE_XPM_ERROR("Did not expect next token to be a terminal token");
- if (strlen(result) != strlen(strstrip(&result)))
- SIMPLE_XPM_ERROR("Weird whitespace characters between array tokens");
- return result;
-}
-
-bool get_terminal_token(char **string, char **token) {
- bool result = true;
- while (**string == '\t' || **string == ' ') ++*string;
- *token = *string;
- while (**string != '\t' && **string != ' ') {
- if (**string == '"') {
- *(*string)++ = '\0';
- goto check_comma;
- }
- ++*string;
- }
- *(*string)++ = '\0';
- if (*token == *string)
- SIMPLE_XPM_ERROR("Couldn't parse potential last token");
- while (**string == '\t' || **string == ' ') ++*string;
- if (**string != '"') {
- result = false;
- goto defer;
- }
-
-check_comma:
- check_next_token(string, ",");
-
-defer:
- if (strlen(*token) != strlen(strstrip(token)))
- SIMPLE_XPM_ERROR("Weird whitespace characters between array tokens");
- return result;
-}
-
-size_t convert_token_to_num(char *token, int base) {
- if (token == NULL)
- SIMPLE_XPM_ERROR("Expected non-null token to parse");
- errno = 0;
- char *end_p;
- long result = strtol(token, &end_p, base);
- if (*end_p != '\0' || errno == ERANGE || result < 0)
- SIMPLE_XPM_ERROR("\"%s\" is not a valid number", token);
- return (size_t)result;
-}
-
bool parse_xpm_file(Image *image, const char *file_path) {
switch (sigsetjmp(env, 0)) {
case 1:
};
return true;
}
-
-int main(int argc, char **argv) {
- char file_path[FILE_PATH_CAP] = {0};
- Texture2D texture = {0};
- bool have_texture = false;
-
- // Check if a file was given on the command line
- if (argc >= 2) {
- strncpy(file_path, argv[2], FILE_PATH_CAP);
- Image image = {0};
- if (!parse_xpm_file(&image, file_path))
- have_texture = false;
- else {
- UnloadTexture(texture);
- texture = LoadTextureFromImage(image);
- have_texture = true;
- }
- }
-
- int screenWidth = 800;
- int screenHeight = 600;
- SetTraceLogLevel(LOG_WARNING);
- InitWindow(screenWidth, screenHeight, "simplexpm");
-
- while (!WindowShouldClose()) {
- if (IsFileDropped()) {
- FilePathList file_paths = LoadDroppedFiles();
- strncpy(file_path, file_paths.paths[0], FILE_PATH_CAP);
- UnloadDroppedFiles(file_paths);
- Image image = {0};
- if (!parse_xpm_file(&image, file_path))
- have_texture = false;
- else {
- UnloadTexture(texture);
- texture = LoadTextureFromImage(image);
- have_texture = true;
- }
- }
-
- BeginDrawing();
- ClearBackground(RAYWHITE);
- if (have_texture) {
- DrawTexture(texture, screenWidth / 2 - texture.width / 2, screenHeight / 2 - texture.height / 2, WHITE);
- } else {
- DrawText(error_message, GetScreenWidth() / 2, GetScreenHeight() / 2, 24, RED);
- }
- EndDrawing();
- }
-
- UnloadTexture(texture);
- CloseWindow();
-
- return 0;
-}
--- /dev/null
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/errno.h>
+
+#include "raylib.h"
+#include "utils.h"
+
+// TODO: Ignore comments
+int get_next_line(char **buffer, FILE *file) {
+ static size_t line_cap = 0;
+ errno = 0;
+ if (getline(buffer, &line_cap, file) == -1) {
+ if (errno != 0)
+ SIMPLE_XPM_ERROR("Unable to parse provided file: expected a new line");
+ return 0;
+ }
+ return 1;
+}
+
+void check_next_token(char **string, char *token) {
+ size_t token_len = strlen(token);
+ if (strncmp(strstrip(string), token, token_len) != 0)
+ SIMPLE_XPM_ERROR("Unable to parse provided file: expected token \"%s\"", token);
+ *string += token_len;
+}
+
+char *get_next_token(char **string) {
+ char *result;
+ do {
+ if ((result = strsep(string, "\t ")) == NULL)
+ SIMPLE_XPM_ERROR("Couldn't parse expected next token");
+ } while (*result == '\0');
+ if (*string == NULL)
+ SIMPLE_XPM_ERROR("Did not expect next token to be a terminal token");
+ if (strlen(result) != strlen(strstrip(&result)))
+ SIMPLE_XPM_ERROR("Weird whitespace characters between array tokens");
+ return result;
+}
+
+bool get_terminal_token(char **string, char **token) {
+ bool result = true;
+ while (**string == '\t' || **string == ' ') ++*string;
+ *token = *string;
+ while (**string != '\t' && **string != ' ') {
+ if (**string == '"') {
+ *(*string)++ = '\0';
+ goto check_comma;
+ }
+ ++*string;
+ }
+ *(*string)++ = '\0';
+ if (*token == *string)
+ SIMPLE_XPM_ERROR("Couldn't parse potential last token");
+ while (**string == '\t' || **string == ' ') ++*string;
+ if (**string != '"') {
+ result = false;
+ goto defer;
+ }
+
+check_comma:
+ check_next_token(string, ",");
+
+defer:
+ if (strlen(*token) != strlen(strstrip(token)))
+ SIMPLE_XPM_ERROR("Weird whitespace characters between array tokens");
+ return result;
+}
+
+size_t convert_token_to_num(char *token, int base) {
+ if (token == NULL)
+ SIMPLE_XPM_ERROR("Expected non-null token to parse");
+ errno = 0;
+ char *end_p;
+ long result = strtol(token, &end_p, base);
+ if (*end_p != '\0' || errno == ERANGE || result < 0)
+ SIMPLE_XPM_ERROR("\"%s\" is not a valid number", token);
+ return (size_t)result;
+}
--- /dev/null
+#include <ctype.h>
+#include <setjmp.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "utils.h"
+
+char error_message[ERROR_MESSAGE_CAP] = "Drag and drop .xpm files here";
+jmp_buf env;
+
+char *strstrip(char **string) {
+ for (; isspace(**string) && **string != '\0'; ++*string);
+ if (**string == '\0') return *string;
+ char *end;
+ for (end = *string + strlen(*string); isspace(*(end - 1)); --end);
+ *end = '\0';
+ return *string;
+}
--- /dev/null
+#include <string.h>
+
+#include "xpm_mode.h"
+#include "utils.h"
+
+Xpm_Mode convert_token_to_mode(char *token) {
+ if (strcmp(token, "m") == 0) return XPM_MODE_MONO;
+ if (strcmp(token, "s") == 0) return XPM_MODE_SYMBOLIC;
+ if (strcmp(token, "g4") == 0) return XPM_MODE_GRAYSCALE_4;
+ if (strcmp(token, "g") == 0) return XPM_MODE_GRAYSCALE;
+ if (strcmp(token, "c") == 0) return XPM_MODE_COLOR;
+ SIMPLE_XPM_ERROR("\"%s\" is not a valid color mode", token);
+}
code / xpmview.git / commitdiff