VecInit

Macro
October 8, 2025

Table of Contents

`VecInit`

Description

Initialize vector. Default alignment is 1 It is mandatory to initialize vectors before use. Not doing so is undefined behaviour.

Usage example (from documentation)

  Vec(HttpRequest) requests = VecInit();

Usage example (Cross-references)

In Str.c:96:

    ValidateStr(s);
    
    StrIters sv     = VecInit();
    size     keylen = ZstrLen(key);

In Dir.c:78:

    }
    
    SysDirContents dc = VecInit();
    
    // Construct the search path with a wildcard

In Dir.c:124:

    }
    
    SysDirContents dc = VecInit();
    
    DIR *dir = opendir(path);

In Vec.Foreach.c:34:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:73:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:109:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:150:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:181:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:214:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:241:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:275:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Foreach.c:309:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some elements

In Vec.Foreach.c:349:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some elements

In Vec.Foreach.c:387:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add several elements

In Vec.Foreach.c:426:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add several elements

In Vec.Foreach.c:464:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add several elements

In Vec.Foreach.c:501:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add several elements

In Vec.Foreach.c:539:

    
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add several elements

In Vec.Type.c:25:

    // Define a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Check initial state

In Vec.Type.c:37:

    // Test with a struct type
    typedef Vec(TestItem) TestVec;
    TestVec test_vec = VecInit();
    
    // Check initial state

In Vec.Type.c:55:

    // Create a valid vector
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // This should not abort

In Vec.Memory.c:21:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Reserve more space than needed

In Vec.Memory.c:58:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Memory.c:103:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Initial capacity should be 0

In Vec.Memory.c:147:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Str.Type.c:95:

    
    // Create a valid Strs
    Strs sv = VecInit();
    
    // This should not crash

In Str.Type.c:133:

    
    // Create an invalid Strs by corrupting its fields
    Strs sv = VecInit();
    
    // Corrupt the vector to make it invalid

In Vec.Complex.c:350:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Test VecPushBackL

In Vec.Complex.c:398:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some initial elements

In Vec.Complex.c:433:

    
    // Now test VecInsertRangeFastR in isolation
    IntVec vec2 = VecInit();
    
    // Add some initial elements

In Vec.Complex.c:475:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some initial elements

In Vec.Complex.c:566:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Test pushing to empty vector

In Vec.Access.c:23:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Access.c:55:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Access.c:92:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Access.c:123:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Access.c:153:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Check initial size and length

In Vec.Access.c:203:

    // Create a vector of integers with default alignment (1)
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Check offsets

In Vec.Remove.c:33:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:81:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:129:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:177:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:214:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:250:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:326:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:372:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:408:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:443:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:524:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:601:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:638:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:673:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Remove.c:752:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Init.c:43:

    // Test basic vector initialization
    bool test_vec_init_basic(void) {
    WriteFmt("Testing VecInit\n");
    
    // Test with int type

In Vec.Init.c:47:

    // Test with int type
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Check initial state

In Vec.Init.c:59:

    // Test with struct type
    typedef Vec(TestItem) TestVec;
    TestVec test_vec = VecInit();
    
    // Check initial state

In Vec.Init.c:217:

    // Create a source vector
    typedef Vec(int) IntVec;
    IntVec src = VecInit();
    
    // Add some data

In Vec.Init.c:225:

    
    // Create a destination vector
    IntVec clone = VecInit();
    
    // Clone the source vector into the destination

In Vec.Ops.c:34:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Ops.c:69:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data

In Vec.Ops.c:121:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some data in unsorted order

In Vec.Insert.c:28:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Push some elements to the back

In Vec.Insert.c:56:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Push some elements to the front

In Vec.Insert.c:84:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Insert at index 0 (empty vector)

In Vec.Insert.c:119:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Push an array to the back

In Vec.Insert.c:160:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Push an array to the front of empty vector

In Vec.Insert.c:201:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Push some elements first

In Vec.Insert.c:234:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Add some initial elements

In Vec.Insert.c:241:

    
    // Create another vector with elements to insert
    IntVec src          = VecInit();
    int    src_values[] = {40, 50, 60};
    VecPushBackArrR(&src, src_values, 3);

In Vec.Insert.c:272:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec1 = VecInit();
    
    // Add some elements to first vector

In Vec.Insert.c:279:

    
    // Create second vector
    IntVec vec2 = VecInit();
    
    // Add some elements to second vector

In Vec.Insert.c:313:

    // Create a vector of integers
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Test R-value insert operations

In Vec.Insert.c:396:

    // Create a vector of integers without copy_init
    typedef Vec(int) IntVec;
    IntVec vec = VecInit();
    
    // Test VecPushBackL

In Vec.Insert.c:446:

    
    // Test VecMergeL
    IntVec vec2         = VecInit();
    int    merge_vals[] = {140, 150, 160};
    for (int i = 0; i < 3; i++) {

In RoundTrip.c:352:

    
    // Original data
    Vec(i32) original_numbers = VecInit();
    Vec(Str) original_strings = VecInitWithDeepCopy(NULL, StrDeinit);

In RoundTrip.c:380:

    
    // Read back from JSON
    Vec(i32) parsed_numbers = VecInit();
    Vec(Str) parsed_strings = VecInitWithDeepCopy(NULL, StrDeinit);

In RoundTrip.c:648:

    
    // Original empty data
    Vec(i32) empty_numbers = VecInit();
    Vec(Str) empty_strings = VecInitWithDeepCopy(NULL, StrDeinit);
    Str empty_str          = StrInit();

In RoundTrip.c:668:

    
    // Read back from JSON
    Vec(i32) parsed_numbers = VecInit();
    Vec(Str) parsed_strings = VecInitWithDeepCopy(NULL, StrDeinit);
    Str  parsed_str         = StrInit();

In Read.EdgeCases.c:102:

    StrIter si1   = StrIterFromStr(json1);
    
    Vec(i32) items = VecInit();
    
    JR_OBJ(si1, {

In Read.EdgeCases.c:501:

    i32 x_value;
    Vec(i32) filled_items;
    } obj = {0, VecInit()};
    
    JR_OBJ(si, {

In Write.EdgeCases.c:102:

    Str  json    = StrInit();
    
    Vec(i32) empty_numbers = VecInit();
    Vec(Str) empty_strings = VecInitWithDeepCopy(NULL, StrDeinit);

In Write.EdgeCases.c:310:

    Str  json    = StrInit();
    
    Vec(i32) empty_list = VecInit();
    
    JW_OBJ(json, {

In Write.EdgeCases.c:349:

    Str  json    = StrInit();
    
    Vec(i32) empty_arr  = VecInit();
    Vec(i32) filled_arr = VecInit();
    i32 val1 = 1, val2 = 2;

In Write.EdgeCases.c:350:

    
    Vec(i32) empty_arr  = VecInit();
    Vec(i32) filled_arr = VecInit();
    i32 val1 = 1, val2 = 2;
    VecPushBack(&filled_arr, val1);

In Write.Nested.c:484:

    Str  json    = StrInit();
    
    Vec(u32) numbers = VecInit();
    u32 num1 = 1, num2 = 2, num3 = 3;
    VecPushBack(&numbers, num1);

In Write.Nested.c:501:

    VecPushBack(&strings, str3);
    
    Vec(bool) booleans = VecInit();
    bool bool1 = true, bool2 = false, bool3 = true;
    VecPushBack(&booleans, bool1);

In ElfInfo.c:414:

    );
    
    Vec(int) vi = VecInit();
    VecForeachIdx(&vi, val, i) {
    WriteFmtLn("{}", val);

In MisraEnum.c:52:

    ReadCompleteFile(input_filename, &code.data, &code.length, &code.capacity);
    
    EnumEntries entries = VecInit();
    
    StrIter json        = StrIterFromStr(code);

In MisraDoc.c:120:

    
    // recursively explore directories and get files that need documentation
    Strs file_paths = VecInit();
    Scope(&file_paths, VecDeinit, {
    // temporary vector to store all directory paths to explore files in

In Init.h:96:

    
    #ifdef __cplusplus
    #    define StrInit() (Str VecInit())
    #else
    ///

In Init.h:106:

    /// FAILURE : NULL
    ///
    #    define StrInit() ((Str)VecInit())
    #endif

VecInit

`VecInit`

Description

Usage example (from documentation)

Usage example (Cross-references)

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