From d7c3bb4868f984375d70a12d60db9d10f547a0b6 Mon Sep 17 00:00:00 2001 From: Ledda Date: Tue, 31 Dec 2024 15:25:22 +0000 Subject: [PATCH] first commit --- .clangd | 3 + .gitignore | 5 + app.cpp | 340 +++++++++++++++++++++++++++++++++++++ build | 3 + build.bat | 26 +++ core.hpp | 484 +++++++++++++++++++++++++++++++++++++++++++++++++++++ run | 3 + 7 files changed, 864 insertions(+) create mode 100644 .clangd create mode 100644 .gitignore create mode 100644 app.cpp create mode 100644 build create mode 100644 build.bat create mode 100644 core.hpp create mode 100644 run diff --git a/.clangd b/.clangd new file mode 100644 index 0000000..55c7526 --- /dev/null +++ b/.clangd @@ -0,0 +1,3 @@ +CompileFlags: + Add: + - -DENVIRONMENT_WINDOWS diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..013e320 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +/target +/.vscode +app +log.gtl +db.gtd diff --git a/app.cpp b/app.cpp new file mode 100644 index 0000000..c14334e --- /dev/null +++ b/app.cpp @@ -0,0 +1,340 @@ +#include +#include +#include "core.hpp" + +const string LOG_FILE_LOCATION = strlit(".\\log.gtl"); +const string DB_FILE_LOCATION = strlit(".\\db.gtd"); + +struct GymLogDbHeader { + uint32 nextId; +}; + +struct GymLogDbEntry { + uint32 id; + uint32 nameLength; +}; + +struct GymLogDbParsedEntry { + uint32 id; + string name; +}; + +struct GymLogDbParsed { + GymLogDbHeader header; + list entries; +}; + +struct GymLogEntry { + uint64 timestamp; + uint32 exerciseId; + union { + struct WeightReps { + uint8 reps; + real32 weight; + } weightRepsInfo; + }; +}; + +GymLogDbParsed *parseDb(Arena *arena, string database) { + GymLogDbParsed *dbParsed = PushStruct(arena, GymLogDbParsed); + + GymLogDbHeader *header = (GymLogDbHeader *)database.str; + dbParsed->header = *header; + + size_t head = sizeof(GymLogDbHeader); + uint32 entriesLeft = header->nextId - 1; + dbParsed->entries = PushList(arena, GymLogDbParsedEntry, entriesLeft); + + while (entriesLeft > 0 && head < database.length) { + GymLogDbEntry *currentEntry = (GymLogDbEntry *)((byte *)database.str + head); + GymLogDbParsedEntry parsedEntry = { currentEntry->id, PushString(arena, currentEntry->nameLength) }; + head += sizeof(GymLogDbEntry); + memcpy(parsedEntry.name.str, database.str + head, currentEntry->nameLength); + appendList(&dbParsed->entries, parsedEntry); + head += currentEntry->nameLength; + } + + return dbParsed; +} + +int gymTrackerWorkForExercise(Arena *arena, uint32 exerciseId) { + int statusCode = 0; + string logfile = readEntireFile(arena, LOG_FILE_LOCATION); + + if (logfile.length % sizeof(GymLogEntry) != 0) { + puts("Log file corrupted."); + statusCode = 1; + } else { + size_t entryCount = logfile.length / sizeof(GymLogEntry); + int currentDay = 0; + int currentYear = 0; + list logEntries = { (GymLogEntry *)logfile.str, entryCount, entryCount }; + + tm todayTs = {0}; + time_t todayUnix = getSystemUnixTime(); + gmtime_s(&todayTs, (time_t *)&todayUnix); + + real32 work = 0; + for (EachIn(logEntries, i)) { + GymLogEntry logEntry = logEntries.data[i]; + tm logTs = {0}; + gmtime_s(&logTs, (time_t *)&logEntry.timestamp); + if (logTs.tm_yday == todayTs.tm_yday && todayTs.tm_year == logTs.tm_year) { + work += logEntry.weightRepsInfo.weight * logEntry.weightRepsInfo.reps; + } + } + + printf("Total work for this exercise today:\n%.2f J * m/ex\n", work); + } + + return statusCode; +} + +int gymTrackerStatus(Arena *arena, list args) { + int statusCode = 0; + string file = readEntireFile(arena, LOG_FILE_LOCATION); + + GymLogDbParsed *db = parseDb(arena, readEntireFile(arena, DB_FILE_LOCATION)); + + if (file.length % sizeof(GymLogEntry) != 0) { + puts("Log file corrupted."); + statusCode = 1; + } else { + tm stopTs = {0}; + if (args.length > 0 && strEql(args.data[0], strlit("--today"))) { + time_t todayUnix = getSystemUnixTime(); + gmtime_s(&stopTs, (time_t *)&todayUnix); + } else if (args.length > 1 && strEql(args.data[0], strlit("--days")) || strEql(args.data[0], strlit("-d"))) { + size_t l; + int numDays = parsePositiveInt(args.data[1], &l); + if (numDays == -1) { + puts("Bad argument for --days parameter."); + statusCode = 1; + } else { + uint64 todayUnix = getSystemUnixTime(); + time_t stopUnix = (time_t)(todayUnix - numDays * 24 * 60 * 60); + gmtime_s(&stopTs, (time_t *)&stopUnix); + } + } + + if (statusCode == 0) { + size_t entryCount = file.length / sizeof(GymLogEntry); + int currentDay = -1; + int currentYear = -1; + list logEntries = { (GymLogEntry *)file.str, entryCount, entryCount }; + + list workPerExerciseByDay = PushFullList(arena, real32, db->header.nextId); + list nameByExercise = PushFullList(arena, string, db->header.nextId); + zeroListFull(&workPerExerciseByDay); + zeroListFull(&nameByExercise); + + int dayCount = 0; + + tm timestamp = {0}; + if (logEntries.length > 0) { + gmtime_s(×tamp, (time_t *)&logEntries.data[logEntries.length - 1].timestamp); + } + + for (EachInReversed(logEntries, i)) { + GymLogEntry entry = logEntries.data[i]; + if (timestamp.tm_yday != currentDay || timestamp.tm_year != currentYear) { + if (timestamp.tm_year < stopTs.tm_year || timestamp.tm_yday < stopTs.tm_yday) { + break; + } + if (dayCount > 0) { + puts(""); + } + printf("--- %s ---\n", cstring(arena, formatTimeYmd(arena, ×tamp))); + currentDay = timestamp.tm_yday; + currentYear = timestamp.tm_year; + dayCount++; + } + + workPerExerciseByDay.data[entry.exerciseId] += entry.weightRepsInfo.reps * entry.weightRepsInfo.weight; + + char *format; + if (entry.weightRepsInfo.weight == (int32)entry.weightRepsInfo.weight) { + format = "%s: %s, %.0fkg X %i\n"; + } else { + format = "%s: %s, %.2fkg X %i\n"; + } + + string *exerciseName = &(nameByExercise.data[entry.exerciseId]); + if (exerciseName->str == 0) { + for (EachIn(db->entries, j)) { + GymLogDbParsedEntry dbEntry = db->entries.data[j]; + if (dbEntry.id == entry.exerciseId) { + *exerciseName = dbEntry.name; + } + } + } + + printf(format, + cstring(arena, formatTimeHms(arena, ×tamp)), + exerciseName->str ? cstring(arena, *exerciseName) : "unknown-exercise", + entry.weightRepsInfo.weight, + entry.weightRepsInfo.reps); + + if (i > 0) { + gmtime_s(×tamp, (time_t *)&logEntries.data[i - 1].timestamp); + } + + if (i == 0 || timestamp.tm_yday != currentDay || timestamp.tm_year != currentYear) { + puts(""); + puts("Work summary:"); + for (size_t j = 0; j < workPerExerciseByDay.length; j++) { + if (workPerExerciseByDay.data[j] != 0.0f) { + printf("%s: %.2f J * m/ex\n", cstring(arena, nameByExercise.data[j]), workPerExerciseByDay.data[j]); + } + } + zeroListFull(&workPerExerciseByDay); + } + } + } + } + + return statusCode; +} + +// Syntax: do weightKg reps +int gymTrackerDo(Arena *arena, list args) { + int statusCode = 0; + string newExerciseName = {0}; + if (args.length < 3 || args.data[0].length == 0) { + printf("Invalid exercise name and/or number of arguments."); + statusCode = 1; + } else { + newExerciseName = args.data[0]; + } + + GymLogDbParsedEntry *existingEntry = 0; + + if (statusCode == 0) { + GymLogDbParsed *db = parseDb(arena, readEntireFile(arena, DB_FILE_LOCATION)); + for (EachIn(db->entries, i)) { + GymLogDbParsedEntry entry = db->entries.data[i]; + if (strEql(entry.name, newExerciseName)) { + existingEntry = &entry; + break; + } + } + if (!existingEntry) { + statusCode = 1; + } + } + + if (statusCode == 0) { + uint32 exerciseId = existingEntry->id; + size_t parsedCount = 0; + real32 kg = parsePositiveReal32(arena, args.data[1], &parsedCount); + uint8 reps = parsePositiveInt(args.data[2], &parsedCount); + if (parsedCount == 0 || kg == NAN || reps == 0 || kg == 0) { + printf("Invalid reps or weight input."); + statusCode = 1; + } else { + GymLogEntry entry = { + getSystemUnixTime(), + exerciseId, + reps, + kg, + }; + + fileAppend(arena, LOG_FILE_LOCATION, (byte *)&entry, sizeof(entry)); + statusCode = gymTrackerWorkForExercise(arena, exerciseId); + } + } + + return statusCode; +} + +int gymTrackerAddExercise(Arena *arena, list args) { + int statusCode = 0; + string newExerciseName = args.data[0]; + if (newExerciseName.length == 0) { + printf("No exercise name provided."); + statusCode = 1; + } + + if (statusCode != 1) { + string databaseLocation = DB_FILE_LOCATION; + string database = readEntireFile(arena, databaseLocation); + + byte *buf = 0; + size_t newEntryStartIndex = 0; + + if (database.length == 0) { + // Initialise DB + newEntryStartIndex = sizeof(GymLogDbHeader); + buf = PushArray(arena, byte, sizeof(GymLogDbHeader) + sizeof(GymLogDbEntry) + newExerciseName.length); + GymLogDbHeader *header = (GymLogDbHeader *)buf; + header->nextId = 1; + } else { + // Validate entry not already present + bool invalid = false; + GymLogDbHeader *header = (GymLogDbHeader *)database.str; + size_t head = sizeof(GymLogDbHeader); + uint32 entriesLeft = header->nextId - 1; + while (entriesLeft > 0 && head < database.length) { + GymLogDbEntry *currentEntry = (GymLogDbEntry *)((byte *)database.str + head); + head += sizeof(GymLogDbEntry); + string entryName = {(char *)((byte *)database.str + head), currentEntry->nameLength }; + if (strEql(entryName, newExerciseName)) { + invalid = true; + printf("Exercise \"%s\" already registered (entry #%i)\n", cstring(arena, entryName), currentEntry->id); + break; + } + head += currentEntry->nameLength; + } + + if (!invalid) { + newEntryStartIndex = database.length; + buf = PushArray(arena, byte, database.length + sizeof(GymLogDbEntry) + newExerciseName.length); + memcpy(buf, database.str, database.length); + } else { + statusCode = 1; + } + } + + if (statusCode != 1) { + // Add entry + GymLogDbHeader *header = (GymLogDbHeader *)buf; + GymLogDbEntry *entry = (GymLogDbEntry *)(buf + newEntryStartIndex); + entry->id = header->nextId; + entry->nameLength = (uint32)newExerciseName.length; + header->nextId++; + byte *newExerciseNameDb = buf + newEntryStartIndex + sizeof(GymLogDbEntry); + memcpy(newExerciseNameDb, newExerciseName.str, newExerciseName.length); + size_t bufSize = newEntryStartIndex + sizeof(GymLogDbEntry) + newExerciseName.length; + writeEntireFile(arena, databaseLocation, buf, bufSize); + } + } + + return statusCode; +} + +int main(int argc, char **argv) { + Arena *arena = arenaAlloc(Megabytes(64)); + list args = getArgs(arena, argc, argv); + int statusCode = 0; + + + if (args.length < 1) { + puts("At least one arg is required."); + statusCode = 1; + } + + if (statusCode == 0) { + if (strEql(args.data[0], strlit("status"))) { + statusCode = gymTrackerStatus(arena, listSlice(args, 1)); + } else if (strEql(args.data[0], strlit("do"))) { + statusCode = gymTrackerDo(arena, listSlice(args, 1)); + } else if (strEql(args.data[0], strlit("add"))) { + statusCode = gymTrackerAddExercise(arena, listSlice(args, 1)); + } else { + printf("Unknown command \"%s\"", cstring(arena, args.data[0])); + statusCode = 1; + } + } + + return statusCode; +} diff --git a/build b/build new file mode 100644 index 0000000..41f7456 --- /dev/null +++ b/build @@ -0,0 +1,3 @@ +#!/bin/bash + +gcc -g -g3 ./app.cpp -o ./target/app diff --git a/build.bat b/build.bat new file mode 100644 index 0000000..6557a97 --- /dev/null +++ b/build.bat @@ -0,0 +1,26 @@ +@echo off + +if NOT EXIST .\target mkdir .\target + +set commonLinkerFlags=-opt:ref +set commonCompilerFlags=^ + -MT %= Make sure the C runtime library is statically linked =%^ + -Gm- %= Turns off incremently building =%^ + -nologo %= No one cares you made the compiler Microsoft =%^ + -Oi %= Always use intrinsics =%^ + -EHa- %= Disable exception handling =%^ + -GR- %= Never use runtime type info from C++ =%^ + -WX -W4 -wd4201 -wd4100 -wd4189 -wd4505 %= Compiler warnings, -WX warnings as errors, -W4 warning level 4, -wdXXXX disable warning XXXX =%^ + -DAPP_DEBUG=0 -DSLOWMODE=1 -DENVIRONMENT_WINDOWS=1 %= Custom #defines =%^ + -FC %= Full path of source code file in diagnostics =%^ + -Zi %= Generate debugger info =% + +pushd .\target +cl %commonCompilerFlags% -Fe:.\app.exe ..\app.cpp /link -incremental:no %commonLinkerFlags% +popd + +exit /b + +:error +echo Failed with error #%errorlevel%. +exit /b %errorlevel% diff --git a/core.hpp b/core.hpp new file mode 100644 index 0000000..e5155dd --- /dev/null +++ b/core.hpp @@ -0,0 +1,484 @@ +#ifndef CORE_HPP +#define CORE_HPP + +#include +#include +#include +#include + +#if ENVIRONMENT_WINDOWS +#include "Windows.h" +#endif + +#if ENVIRONMENT_LINUX +#include +#include +#endif + +// ### Misc macros ### +#if SLOWMODE +#define Assert(expression) if (!(expression)) {*(volatile int *)0 = 0;} +#else +#define Assert(expression) +#endif + +// ### Types ### +typedef int8_t int8; +typedef int16_t int16; +typedef int32_t int32; +typedef int64_t int64; +typedef uint8_t uint8; +typedef uint16_t uint16; +typedef uint32_t uint32; +typedef uint64_t uint64; + +typedef uint8_t byte; + +typedef float real32; +typedef double real64; + +// ### Sizes and Numbers ### +#define Bytes(n) (n) +#define Kilobytes(n) (n << 10) +#define Megabytes(n) (n << 20) +#define Gigabytes(n) (((uint64)n) << 30) +#define Terabytes(n) (((uint64)n) << 40) + +#define Thousand(n) ((n)*1000) +#define Million(n) ((n)*1000000) +#define Billion(n) ((n)*1000000000LL) + +#define ArrayCount(arr) (sizeof(arr) / sizeof((arr)[0])) + +// ### Arenas ### +struct Arena { + void *memory; + size_t capacity; + size_t head; +}; + +void *pushSize(Arena *arena, size_t bytes) { + if (arena->capacity - arena->head >= bytes) { + void *ptr = (char *)arena->memory + arena->head; + arena->head += bytes; + return ptr; + } + return 0; +} + +#define PushArray(arena, type, size) (type *)pushSize(arena, sizeof(type) * (size)) +#define PushStruct(arena, type) (type *)pushSize(arena, sizeof(type)) + +Arena *arenaAlloc(size_t capacity) { +#if ENVIRONMENT_WINDOWS + Arena *result = (Arena *)VirtualAlloc(NULL, sizeof(Arena) + capacity, MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE); +#endif + +#if ENVIRONMENT_LINUX + Arena *result = (Arena *)mmap(0, capacity, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); +#endif + result->memory = result + sizeof(Arena); + result->capacity = capacity; + result->head = 0; + return result; +} + +void arenaFree(Arena *arena) { +#if ENVIRONMENT_WINDOWS + VirtualFree(arena, NULL, MEM_RELEASE); +#endif + +#if ENVIRONMENT_LINUX + // TODO(dledda): implement this for Linux +#endif +} + +// ### Lists ### +template +struct list { + T* data; + size_t capacity; + size_t length; +}; + +#define PushList(arena, type, size) (list{ PushArray(arena, type, size), size, 0 }) +#define PushFullList(arena, type, size) (list{ PushArray(arena, type, size), size, size }) +#define EachIn(list, it) size_t it = 0; it < list.length; it++ +#define EachInReversed(list, it) size_t it = list.length - 1; it >= 0 && it < list.length; it-- +// TODO(dledda): test assignment in for loop? +#define EachInArray(arr, it) size_t it = 0; it < ArrayCount(arr); ++it + +template +T *appendList(list *list, T element) { + if (list->length < list->capacity) { + list->data[list->length] = element; + list->length++; + return &(list->data[list->length - 1]); + } else { + return 0; + } +} + +template +void zeroListFull(list *list) { + memset(list->data, 0, list->capacity * sizeof(T)); +} + +template +void zeroList(list *list) { + list->length = 0; + memset(list->data, 0, list->capacity * sizeof(T)); +} + +// ### Strings ### +#define strlit(lit) (string{(char *)(lit), sizeof(lit) - 1}) + +struct string { + char *str; + size_t length; +}; + +#define PushString(arena, length) (string{ (char *)pushSize(arena, length), (length) }) + +const char *cstring(Arena *arena, list buf) { + char *arr = PushArray(arena, char, buf.length + 1); + memmove(arr, buf.data, buf.length); + arr[buf.length] = '\0'; + return arr; +} + +const char *cstring(Arena *arena, string str) { + char *arr = PushArray(arena, char, str.length + 1); + memmove(arr, str.str, str.length); + arr[str.length] = '\0'; + return arr; +} + +bool strEql(string s1, string s2) { + if (s1.length != s2.length) { + return false; + } + for (size_t i = 0; i < s1.length; i++) { + if (s1.str[i] != s2.str[i]) { + return false; + } + } + return true; +} + +size_t calcStringLen(const char *str) { + size_t size = 0; + if (str == NULL) { + return size; + } + while (str[size] != '\0') { + size++; + } + return size; +} + +string strFromCString(Arena *arena, const char *str) { + string result = PushString(arena, calcStringLen(str)); + memcpy(result.str, str, result.length); + return result; +} + +string strReverse(Arena *arena, string str) { + string reversed = PushString(arena, str.length); + for ( + size_t mainIndex = str.length - 1, reversedIndex = 0; + mainIndex < str.length; + mainIndex--, reversedIndex++ + ) { + reversed.str[reversedIndex] = str.str[mainIndex]; + } + return reversed; +} + +template +list listSlice(list l, size_t start, size_t stop = 0) { + if (stop == 0) { + stop = l.length; + } + // TODO(dledda): maybe assert instead + if (stop > l.length || start > stop) { + return {0}; + } + return { + l.data + start, + stop - start, + stop - start, + }; +} + +string strSlice(string str, size_t start, size_t stop = 0) { + if (stop == 0) { + stop = str.length; + } + // TODO(dledda): maybe assert instead + if (stop > str.length || start > stop) { + return {0}; + } + return { + str.str + start, + stop - start, + }; +} + +string strSlice(char *data, size_t start, size_t stop) { + return { + data + start, + stop - start, + }; +} + +bool stringContains(string str, char c) { + for (size_t i = 0; i < str.length; i++) { + if (str.str[i] == c) { + return true; + } + } + return false; +} + +const char NUMERIC_CHARS[] = "0123456789"; +inline bool isNumeric(char c) { + return stringContains(strlit(NUMERIC_CHARS), c); +} + +list strSplit(Arena *arena, string splitStr, string inputStr) { + list result = {0}; + if (inputStr.length > 0) { + size_t splitCount = 0; + size_t c = 0; + size_t start = 0; + void *beginning = (char *)arena->memory + arena->head; + while (c < inputStr.length - splitStr.length) { + if (strEql(strSlice(inputStr, c, splitStr.length), splitStr)) { + string *splitString = PushStruct(arena, string); + splitString->str = inputStr.str + start; + splitString->length = c - start; + splitCount++; + start = c + 1; + } + c++; + } + + string *splitString = PushStruct(arena, string); + splitString->str = inputStr.str + start; + splitString->length = inputStr.length - start; + splitCount++; + result.data = (string *)beginning, + result.capacity = splitCount, + result.length = splitCount; + } + return result; +} + +int8 parsePositiveInt(string str, size_t *lengthPointer) { + size_t numEnd = 0; + char currChar = str.str[numEnd]; + while (numEnd < str.length && isNumeric(currChar)) { + currChar = str.str[++numEnd]; + *lengthPointer += 1; + } + *lengthPointer -= 1; + if (numEnd > 0) { + uint8 result = 0; + for (size_t i = 0; i < numEnd; i++) { + result *= 10; + result += str.str[i] - '0'; + } + return result; + } else { + return -1; + } +} + +real32 parsePositiveReal32(Arena *arena, string str, size_t *lengthPointer) { + real32 result = NAN; + + string wholePartStr = string{0}; + string fractionalPartStr = string{0}; + + bool split = false; + size_t c = 0; + while (c < str.length) { + if (str.str[c] == '.') { + wholePartStr.str = str.str; + wholePartStr.length = c; + fractionalPartStr.str = str.str + c + 1; + fractionalPartStr.length = str.length - c - 1; + split = true; + break; + } + c++; + } + if (split) { + int wholePart = parsePositiveInt(wholePartStr, lengthPointer); + *lengthPointer += 1; + int fractionalPart = parsePositiveInt(fractionalPartStr, lengthPointer); + if (wholePart >= 0 && fractionalPart >= 0) { + real32 fractionalPartMultiplier = 1.0f / powf(10.0f, (real32)fractionalPartStr.length); + result = (real32)wholePart + (real32)fractionalPart * (real32)fractionalPartMultiplier; + } + } else if (c > 0) { + result = (real32)parsePositiveInt(str, lengthPointer); + } + return result; +} + +// ### File IO ### +string readEntireFile(Arena *arena, string filename) { +#if ENVIRONMENT_WINDOWS + string result = {0}; + HANDLE fileHandle = CreateFileA(cstring(arena, filename), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, NULL, NULL); + if (fileHandle != INVALID_HANDLE_VALUE) { + LARGE_INTEGER fileSize; + if (GetFileSizeEx(fileHandle, &fileSize)) { + string readfile = PushString(arena, (size_t)fileSize.QuadPart); + if (readfile.str) { + DWORD bytesRead; + if (ReadFile(fileHandle, readfile.str, (DWORD)fileSize.QuadPart, &bytesRead, NULL) && (fileSize.QuadPart == bytesRead)) { + result = readfile; + } + } + } + CloseHandle(fileHandle); + } + return result; +#endif + +#if ENVIRONMENT_LINUX + FILE *input = fopen((char *)file.str, "r"); + struct stat st; + stat((char *)file.str, &st); + size_t fsize = st.st_size; + string readBuffer = PushString(arena, filesize); + readBuffer.length = filesize; + fread(readBuffer.str, sizeof(byte), filesize, input); + fclose(input); + return readBuffer; +#endif +} + +bool writeEntireFile(Arena *arena, string filename, const byte *contents, size_t contentsLength) { +#if ENVIRONMENT_WINDOWS + bool result = false; + HANDLE fileHandle = CreateFileA(cstring(arena, filename), GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, NULL, NULL); + if (fileHandle != INVALID_HANDLE_VALUE) { + DWORD bytesWritten; + if (WriteFile(fileHandle, contents, (DWORD)contentsLength, &bytesWritten, NULL)) { + // file written successfully + result = bytesWritten == contentsLength; + } + CloseHandle(fileHandle); + } + return result; +#endif + +#if ENVIRONMENT_LINUX + Assert(false); +#endif +} + +bool fileAppend(Arena *arena, string filename, const byte *contents, size_t contentsLength) { +#if ENVIRONMENT_WINDOWS + bool result = false; + HANDLE fileHandle = CreateFileA(cstring(arena, filename), FILE_APPEND_DATA | FILE_GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); + if (fileHandle != INVALID_HANDLE_VALUE) { + DWORD bytesWritten; + DWORD position = SetFilePointer(fileHandle, 0, NULL, FILE_END); + if (WriteFile(fileHandle, contents, (DWORD)contentsLength, &bytesWritten, NULL)) { + // file written successfully + result = bytesWritten == contentsLength; + } + CloseHandle(fileHandle); + } + return result; +#endif + +#if ENVIRONMENT_LINUX + Assert(false); +#endif +} + +// ### Misc ### +int cmpint(const void *a, const void *b) { + int *x = (int *)a; + int *y = (int *)b; + return (*x > *y) - (*x < *y); +} + +list getArgs(Arena *arena, int argc, char **argv) { + list args = PushList(arena, string, (size_t)argc); + for (int i = 1; i < argc; i++) { + appendList(&args, strFromCString(arena, argv[i])); + } + return args; +} + +uint64 getSystemUnixTime() { + time_t now; + time(&now); + return now; +} + +string formatTimeHms(Arena *arena, time_t time) { + static const string format = strlit("HH-MM-SS"); + string buf = PushString(arena, format.length); + tm timestamp; + gmtime_s(×tamp, &time); + strftime(buf.str, buf.length + 1, "%T", ×tamp); + return buf; +} + +string formatTimeHms(Arena *arena, tm *time) { + static const string format = strlit("HH-MM-SS"); + string buf = PushString(arena, format.length); + strftime(buf.str, buf.length + 1, "%T", time); + return buf; +} + +string formatTimeYmd(Arena *arena, time_t time) { + static const string format = strlit("YYYY-mm-dd"); + string buf = PushString(arena, format.length); + tm timestamp; + gmtime_s(×tamp, &time); + strftime(buf.str, buf.length + 1, "%Y-%m-%d", ×tamp); + return buf; +} + +string formatTimeYmd(Arena *arena, tm *time) { + static const string format = strlit("YYYY-mm-dd"); + string buf = PushString(arena, format.length); + strftime(buf.str, buf.length + 1, "%Y-%m-%d", time); + return buf; +} + +// ### Logging ### +void print(Arena *arena, list l) { + for (size_t i = 0; i < l.length; i++) { + if (i != 0) { + printf(", "); + } else { + printf("{ "); + } + printf("%i", l.data[i]); + } + printf(" } length: %zu, capacity: %zu\n", l.capacity, l.length); +} + +void print(Arena *arena, list l) { + for (size_t i = 0; i < l.length; i++) { + if (i != 0) { + printf(", "); + } else { + printf("{ "); + } + printf("\"%s\"", cstring(arena, l.data[i])); + } + printf(" } length: %zu, capacity: %zu\n", l.capacity, l.length); +} + +#endif diff --git a/run b/run new file mode 100644 index 0000000..9eef17e --- /dev/null +++ b/run @@ -0,0 +1,3 @@ +#!/bin/bash + +./target/app "$@"