{"id":353394,"date":"2024-10-20T00:57:48","date_gmt":"2024-10-20T00:57:48","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-iec-98992018\/"},"modified":"2024-10-26T01:04:45","modified_gmt":"2024-10-26T01:04:45","slug":"bs-iso-iec-98992018","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-iec-98992018\/","title":{"rendered":"BS ISO\/IEC 9899:2018"},"content":{"rendered":"<p>This document specifies the form and establishes the interpretation of programs written in the C programming language.<sup>1)<\/sup> It specifies<\/p>\n<ul>\n<li>\n<p>the representation of C programs;<\/p>\n<\/li>\n<li>\n<p>the syntax and constraints of the C language;<\/p>\n<\/li>\n<li>\n<p>the semantic rules for interpreting C programs;<\/p>\n<\/li>\n<li>\n<p>the representation of input data to be processed by C programs;<\/p>\n<\/li>\n<li>\n<p>the representation of output data produced by C programs;<\/p>\n<\/li>\n<li>\n<p>the restrictions and limits imposed by a conforming implementation of C.<\/p>\n<\/li>\n<\/ul>\n<p>This document does not specify<\/p>\n<ul>\n<li>\n<p>the mechanism by which C programs are transformed for use by a data-processing system;<\/p>\n<\/li>\n<li>\n<p>the mechanism by which C programs are invoked for use by a data-processing system;<\/p>\n<\/li>\n<li>\n<p>the mechanism by which input data are transformed for use by a C program;<\/p>\n<\/li>\n<li>\n<p>the mechanism by which output data are transformed after being produced by a C program;<\/p>\n<\/li>\n<li>\n<p>the size or complexity of a program and its data that will exceed the capacity of any specific data-processing system or the capacity of a particular processor;<\/p>\n<\/li>\n<li>\n<p>all minimal requirements of a data-processing system that is capable of supporting a conforming implementation.<\/p>\n<\/li>\n<\/ul>\n<h4>PDF Catalog<\/h4>\n<table border=\"1px\" class=\"des-table\">\n<tr>\n<th>PDF Pages<\/th>\n<th>PDF Title<\/th>\n<\/tr>\n<tr>\n<td><b>2<b><\/td>\n<td>undefined  <\/td>\n<\/tr>\n<tr>\n<td><b>3<b><\/td>\n<td>74528.pdf  <\/td>\n<\/tr>\n<tr>\n<td><b>5<b><\/td>\n<td>Contents  <\/td>\n<\/tr>\n<tr>\n<td><b>13<b><\/td>\n<td>Foreword  <\/td>\n<\/tr>\n<tr>\n<td><b>14<b><\/td>\n<td>Introduction  <\/td>\n<\/tr>\n<tr>\n<td><b>15<b><\/td>\n<td>1 Scope  <\/td>\n<\/tr>\n<tr>\n<td><b>16<b><\/td>\n<td>2 Normative references  <\/td>\n<\/tr>\n<tr>\n<td><b>17<b><\/td>\n<td>3 Terms, definitions, and symbols <br \/> 3.1 access (verb) <br \/> 3.2 alignment <br \/> 3.3 argument <br \/> 3.4 behavior <br \/> 3.4.1 implementation-defined behavior <br \/> 3.4.2 locale-specific behavior  <\/td>\n<\/tr>\n<tr>\n<td><b>18<b><\/td>\n<td>3.4.3 undefined behavior <br \/> 3.4.4 unspecified behavior <br \/> 3.5 bit <br \/> 3.6 byte <br \/> 3.7 character <br \/> 3.7.1 character <br \/> 3.7.2 multibyte character  <\/td>\n<\/tr>\n<tr>\n<td><b>19<b><\/td>\n<td>3.7.3 wide character <br \/> 3.8 constraint <br \/> 3.9 correctly rounded result <br \/> 3.10 diagnostic message <br \/> 3.11 forward reference <br \/> 3.12 implementation <br \/> 3.13 implementation limit <br \/> 3.14 memory location  <\/td>\n<\/tr>\n<tr>\n<td><b>20<b><\/td>\n<td>3.15 object <br \/> 3.16 parameter <br \/> 3.17 recommended practice <br \/> 3.18 runtime-constraint <br \/> 3.19 value <br \/> 3.19.1 implementation-defined value <br \/> 3.19.2 indeterminate value <br \/> 3.19.3 unspecified value  <\/td>\n<\/tr>\n<tr>\n<td><b>21<b><\/td>\n<td>3.19.4 trap representation <br \/> 3.19.5 perform a trap <br \/> 3.20 ceiling <br \/> 3.21 floor  <\/td>\n<\/tr>\n<tr>\n<td><b>22<b><\/td>\n<td>4 Conformance  <\/td>\n<\/tr>\n<tr>\n<td><b>23<b><\/td>\n<td>5 Environment <br \/> 5.1 Conceptual models <br \/> 5.1.1 Translation environment <br \/> 5.1.1.1 Program structure <br \/> 5.1.1.2 Translation phases  <\/td>\n<\/tr>\n<tr>\n<td><b>24<b><\/td>\n<td>5.1.1.3 Diagnostics <br \/> 5.1.2 Execution environments <br \/> 5.1.2.1 Freestanding environment <br \/> 5.1.2.2 Hosted environment  <\/td>\n<\/tr>\n<tr>\n<td><b>25<b><\/td>\n<td>5.1.2.2.1 Program startup <br \/> 5.1.2.2.2 Program execution <br \/> 5.1.2.2.3 Program termination <br \/> 5.1.2.3 Program execution  <\/td>\n<\/tr>\n<tr>\n<td><b>28<b><\/td>\n<td>5.1.2.4 Multi-threaded executions and data races  <\/td>\n<\/tr>\n<tr>\n<td><b>31<b><\/td>\n<td>5.2 Environmental considerations <br \/> 5.2.1 Character sets  <\/td>\n<\/tr>\n<tr>\n<td><b>32<b><\/td>\n<td>5.2.1.1 Trigraph sequences <br \/> 5.2.1.2 Multibyte characters  <\/td>\n<\/tr>\n<tr>\n<td><b>33<b><\/td>\n<td>5.2.2 Character display semantics <br \/> 5.2.3 Signals and interrupts <br \/> 5.2.4 Environmental limits <br \/> 5.2.4.1 Translation limits  <\/td>\n<\/tr>\n<tr>\n<td><b>34<b><\/td>\n<td>5.2.4.2 Numerical limits <br \/> 5.2.4.2.1 Sizes of integer types   <\/td>\n<\/tr>\n<tr>\n<td><b>36<b><\/td>\n<td>5.2.4.2.2 Characteristics of floating types   <\/td>\n<\/tr>\n<tr>\n<td><b>42<b><\/td>\n<td>6 Language <br \/> 6.1 Notation <br \/> 6.2 Concepts <br \/> 6.2.1 Scopes of identifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>43<b><\/td>\n<td>6.2.2 Linkages of identifiers <br \/> 6.2.3 Name spaces of identifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>44<b><\/td>\n<td>6.2.4 Storage durations of objects  <\/td>\n<\/tr>\n<tr>\n<td><b>45<b><\/td>\n<td>6.2.5 Types  <\/td>\n<\/tr>\n<tr>\n<td><b>47<b><\/td>\n<td>6.2.6 Representations of types <br \/> 6.2.6.1 General  <\/td>\n<\/tr>\n<tr>\n<td><b>48<b><\/td>\n<td>6.2.6.2 Integer types  <\/td>\n<\/tr>\n<tr>\n<td><b>49<b><\/td>\n<td>6.2.7 Compatible type and composite type  <\/td>\n<\/tr>\n<tr>\n<td><b>50<b><\/td>\n<td>6.2.8 Alignment of objects  <\/td>\n<\/tr>\n<tr>\n<td><b>51<b><\/td>\n<td>6.3 Conversions <br \/> 6.3.1 Arithmetic operands <br \/> 6.3.1.1 Boolean, characters, and integers  <\/td>\n<\/tr>\n<tr>\n<td><b>52<b><\/td>\n<td>6.3.1.2 Boolean type <br \/> 6.3.1.3 Signed and unsigned integers <br \/> 6.3.1.4 Real floating and integer  <\/td>\n<\/tr>\n<tr>\n<td><b>53<b><\/td>\n<td>6.3.1.5 Real floating types <br \/> 6.3.1.6 Complex types <br \/> 6.3.1.7 Real and complex <br \/> 6.3.1.8 Usual arithmetic conversions  <\/td>\n<\/tr>\n<tr>\n<td><b>54<b><\/td>\n<td>6.3.2 Other operands <br \/> 6.3.2.1 Lvalues, arrays, and function designators <br \/> 6.3.2.2 void  <\/td>\n<\/tr>\n<tr>\n<td><b>55<b><\/td>\n<td>6.3.2.3 Pointers <br \/> 6.4 Lexical elements  <\/td>\n<\/tr>\n<tr>\n<td><b>56<b><\/td>\n<td>6.4.1 Keywords  <\/td>\n<\/tr>\n<tr>\n<td><b>57<b><\/td>\n<td>6.4.2 Identifiers <br \/> 6.4.2.1 General  <\/td>\n<\/tr>\n<tr>\n<td><b>58<b><\/td>\n<td>6.4.2.2 Predefined identifiers <br \/> 6.4.3 Universal character names  <\/td>\n<\/tr>\n<tr>\n<td><b>59<b><\/td>\n<td>6.4.4 Constants <br \/> 6.4.4.1 Integer constants  <\/td>\n<\/tr>\n<tr>\n<td><b>61<b><\/td>\n<td>6.4.4.2 Floating constants  <\/td>\n<\/tr>\n<tr>\n<td><b>62<b><\/td>\n<td>6.4.4.3 Enumeration constants <br \/> 6.4.4.4 Character constants  <\/td>\n<\/tr>\n<tr>\n<td><b>64<b><\/td>\n<td>6.4.5 String literals  <\/td>\n<\/tr>\n<tr>\n<td><b>66<b><\/td>\n<td>6.4.6 Punctuators  <\/td>\n<\/tr>\n<tr>\n<td><b>67<b><\/td>\n<td>6.4.7 Header names <br \/> 6.4.8 Preprocessing numbers  <\/td>\n<\/tr>\n<tr>\n<td><b>68<b><\/td>\n<td>6.4.9 Comments  <\/td>\n<\/tr>\n<tr>\n<td><b>69<b><\/td>\n<td>6.5 Expressions  <\/td>\n<\/tr>\n<tr>\n<td><b>70<b><\/td>\n<td>6.5.1 Primary expressions <br \/> 6.5.1.1 Generic selection  <\/td>\n<\/tr>\n<tr>\n<td><b>71<b><\/td>\n<td>6.5.2 Postfix operators <br \/> 6.5.2.1 Array subscripting  <\/td>\n<\/tr>\n<tr>\n<td><b>72<b><\/td>\n<td>6.5.2.2 Function calls  <\/td>\n<\/tr>\n<tr>\n<td><b>73<b><\/td>\n<td>6.5.2.3 Structure and union members  <\/td>\n<\/tr>\n<tr>\n<td><b>75<b><\/td>\n<td>6.5.2.4 Postfix increment and decrement operators <br \/> 6.5.2.5 Compound literals  <\/td>\n<\/tr>\n<tr>\n<td><b>77<b><\/td>\n<td>6.5.3 Unary operators <br \/> 6.5.3.1 Prefix increment and decrement operators  <\/td>\n<\/tr>\n<tr>\n<td><b>78<b><\/td>\n<td>6.5.3.2 Address and indirection operators <br \/> 6.5.3.3 Unary arithmetic operators <br \/> 6.5.3.4 The sizeof and _Alignof operators  <\/td>\n<\/tr>\n<tr>\n<td><b>79<b><\/td>\n<td>6.5.4 Cast operators  <\/td>\n<\/tr>\n<tr>\n<td><b>80<b><\/td>\n<td>6.5.5 Multiplicative operators <br \/> 6.5.6 Additive operators  <\/td>\n<\/tr>\n<tr>\n<td><b>82<b><\/td>\n<td>6.5.7 Bitwise shift operators <br \/> 6.5.8 Relational operators  <\/td>\n<\/tr>\n<tr>\n<td><b>83<b><\/td>\n<td>6.5.9 Equality operators  <\/td>\n<\/tr>\n<tr>\n<td><b>84<b><\/td>\n<td>6.5.10 Bitwise AND operator <br \/> 6.5.11 Bitwise exclusive OR operator <br \/> 6.5.12 Bitwise inclusive OR operator  <\/td>\n<\/tr>\n<tr>\n<td><b>85<b><\/td>\n<td>6.5.13 Logical AND operator <br \/> 6.5.14 Logical OR operator <br \/> 6.5.15 Conditional operator  <\/td>\n<\/tr>\n<tr>\n<td><b>86<b><\/td>\n<td>6.5.16 Assignment operators  <\/td>\n<\/tr>\n<tr>\n<td><b>87<b><\/td>\n<td>6.5.16.1 Simple assignment  <\/td>\n<\/tr>\n<tr>\n<td><b>88<b><\/td>\n<td>6.5.16.2 Compound assignment  <\/td>\n<\/tr>\n<tr>\n<td><b>89<b><\/td>\n<td>6.5.17 Comma operator  <\/td>\n<\/tr>\n<tr>\n<td><b>90<b><\/td>\n<td>6.6 Constant expressions  <\/td>\n<\/tr>\n<tr>\n<td><b>92<b><\/td>\n<td>6.7 Declarations  <\/td>\n<\/tr>\n<tr>\n<td><b>93<b><\/td>\n<td>6.7.1 Storage-class specifiers <br \/> 6.7.2 Type specifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>95<b><\/td>\n<td>6.7.2.1 Structure and union specifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>98<b><\/td>\n<td>6.7.2.2 Enumeration specifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>99<b><\/td>\n<td>6.7.2.3 Tags  <\/td>\n<\/tr>\n<tr>\n<td><b>101<b><\/td>\n<td>6.7.2.4 Atomic type specifiers <br \/> 6.7.3 Type qualifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>103<b><\/td>\n<td>6.7.3.1 Formal definition of restrict  <\/td>\n<\/tr>\n<tr>\n<td><b>104<b><\/td>\n<td>6.7.4 Function specifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>106<b><\/td>\n<td>6.7.5 Alignment specifier <br \/> 6.7.6 Declarators  <\/td>\n<\/tr>\n<tr>\n<td><b>107<b><\/td>\n<td>6.7.6.1 Pointer declarators  <\/td>\n<\/tr>\n<tr>\n<td><b>108<b><\/td>\n<td>6.7.6.2 Array declarators  <\/td>\n<\/tr>\n<tr>\n<td><b>110<b><\/td>\n<td>6.7.6.3 Function declarators (including prototypes)  <\/td>\n<\/tr>\n<tr>\n<td><b>112<b><\/td>\n<td>6.7.7 Type names  <\/td>\n<\/tr>\n<tr>\n<td><b>113<b><\/td>\n<td>6.7.8 Type definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>114<b><\/td>\n<td>6.7.9 Initialization  <\/td>\n<\/tr>\n<tr>\n<td><b>119<b><\/td>\n<td>6.7.10 Static assertions  <\/td>\n<\/tr>\n<tr>\n<td><b>120<b><\/td>\n<td>6.8 Statements and blocks <br \/> 6.8.1 Labeled statements  <\/td>\n<\/tr>\n<tr>\n<td><b>121<b><\/td>\n<td>6.8.2 Compound statement <br \/> 6.8.3 Expression and null statements  <\/td>\n<\/tr>\n<tr>\n<td><b>122<b><\/td>\n<td>6.8.4 Selection statements <br \/> 6.8.4.1 The if statement <br \/> 6.8.4.2 The switch statement  <\/td>\n<\/tr>\n<tr>\n<td><b>123<b><\/td>\n<td>6.8.5 Iteration statements <br \/> 6.8.5.1 The while statement <br \/> 6.8.5.2 The do statement  <\/td>\n<\/tr>\n<tr>\n<td><b>124<b><\/td>\n<td>6.8.5.3 The for statement <br \/> 6.8.6 Jump statements <br \/> 6.8.6.1 The goto statement  <\/td>\n<\/tr>\n<tr>\n<td><b>125<b><\/td>\n<td>6.8.6.2 The continue statement <br \/> 6.8.6.3 The break statement <br \/> 6.8.6.4 The return statement  <\/td>\n<\/tr>\n<tr>\n<td><b>127<b><\/td>\n<td>6.9 External definitions <br \/> 6.9.1 Function definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>129<b><\/td>\n<td>6.9.2 External object definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>131<b><\/td>\n<td>6.10 Preprocessing directives  <\/td>\n<\/tr>\n<tr>\n<td><b>132<b><\/td>\n<td>6.10.1 Conditional inclusion  <\/td>\n<\/tr>\n<tr>\n<td><b>133<b><\/td>\n<td>6.10.2 Source file inclusion  <\/td>\n<\/tr>\n<tr>\n<td><b>135<b><\/td>\n<td>6.10.3 Macro replacement  <\/td>\n<\/tr>\n<tr>\n<td><b>136<b><\/td>\n<td>6.10.3.1 Argument substitution <br \/> 6.10.3.2 The # operator <br \/> 6.10.3.3 The ## operator  <\/td>\n<\/tr>\n<tr>\n<td><b>137<b><\/td>\n<td>6.10.3.4 Rescanning and further replacement  <\/td>\n<\/tr>\n<tr>\n<td><b>138<b><\/td>\n<td>6.10.3.5 Scope of macro definitions  <\/td>\n<\/tr>\n<tr>\n<td><b>140<b><\/td>\n<td>6.10.4 Line control <br \/> 6.10.5 Error directive  <\/td>\n<\/tr>\n<tr>\n<td><b>141<b><\/td>\n<td>6.10.6 Pragma directive <br \/> 6.10.7 Null directive <br \/> 6.10.8 Predefined macro names <br \/> 6.10.8.1 Mandatory macros  <\/td>\n<\/tr>\n<tr>\n<td><b>142<b><\/td>\n<td>6.10.8.2 Environment macros <br \/> 6.10.8.3 Conditional feature macros  <\/td>\n<\/tr>\n<tr>\n<td><b>143<b><\/td>\n<td>6.10.9 Pragma operator  <\/td>\n<\/tr>\n<tr>\n<td><b>144<b><\/td>\n<td>6.11 Future language directions <br \/> 6.11.1 Floating types <br \/> 6.11.2 Linkages of identifiers <br \/> 6.11.3 External names <br \/> 6.11.4 Character escape sequences <br \/> 6.11.5 Storage-class specifiers <br \/> 6.11.6 Function declarators <br \/> 6.11.7 Function definitions <br \/> 6.11.8 Pragma directives <br \/> 6.11.9 Predefined macro names  <\/td>\n<\/tr>\n<tr>\n<td><b>145<b><\/td>\n<td>7 Library <br \/> 7.1 Introduction <br \/> 7.1.1 Definitions of terms <br \/> 7.1.2 Standard headers  <\/td>\n<\/tr>\n<tr>\n<td><b>146<b><\/td>\n<td>7.1.3 Reserved identifiers <br \/> 7.1.4 Use of library functions  <\/td>\n<\/tr>\n<tr>\n<td><b>149<b><\/td>\n<td>7.2 Diagnostics  <br \/> 7.2.1 Program diagnostics <br \/> 7.2.1.1 The assert macro  <\/td>\n<\/tr>\n<tr>\n<td><b>150<b><\/td>\n<td>7.3 Complex arithmetic  <br \/> 7.3.1 Introduction <br \/> 7.3.2 Conventions <br \/> 7.3.3 Branch cuts  <\/td>\n<\/tr>\n<tr>\n<td><b>151<b><\/td>\n<td>7.3.4 The CX_LIMITED_RANGE pragma <br \/> 7.3.5 Trigonometric functions <br \/> 7.3.5.1 The cacos functions  <\/td>\n<\/tr>\n<tr>\n<td><b>152<b><\/td>\n<td>7.3.5.2 The casin functions <br \/> 7.3.5.3 The catan functions <br \/> 7.3.5.4 The ccos functions <br \/> 7.3.5.5 The csin functions  <\/td>\n<\/tr>\n<tr>\n<td><b>153<b><\/td>\n<td>7.3.5.6 The ctan functions <br \/> 7.3.6 Hyperbolic functions <br \/> 7.3.6.1 The cacosh functions <br \/> 7.3.6.2 The casinh functions <br \/> 7.3.6.3 The catanh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>154<b><\/td>\n<td>7.3.6.4 The ccosh functions <br \/> 7.3.6.5 The csinh functions <br \/> 7.3.6.6 The ctanh functions <br \/> 7.3.7 Exponential and logarithmic functions <br \/> 7.3.7.1 The cexp functions  <\/td>\n<\/tr>\n<tr>\n<td><b>155<b><\/td>\n<td>7.3.7.2 The clog functions <br \/> 7.3.8 Power and absolute-value functions <br \/> 7.3.8.1 The cabs functions <br \/> 7.3.8.2 The cpow functions  <\/td>\n<\/tr>\n<tr>\n<td><b>156<b><\/td>\n<td>7.3.8.3 The csqrt functions <br \/> 7.3.9 Manipulation functions <br \/> 7.3.9.1 The carg functions <br \/> 7.3.9.2 The cimag functions <br \/> 7.3.9.3 The CMPLX macros  <\/td>\n<\/tr>\n<tr>\n<td><b>157<b><\/td>\n<td>7.3.9.4 The conj functions <br \/> 7.3.9.5 The cproj functions <br \/> 7.3.9.6 The creal functions  <\/td>\n<\/tr>\n<tr>\n<td><b>159<b><\/td>\n<td>7.4 Character handling  <br \/> 7.4.1 Character classification functions <br \/> 7.4.1.1 The isalnum function <br \/> 7.4.1.2 The isalpha function <br \/> 7.4.1.3 The isblank function  <\/td>\n<\/tr>\n<tr>\n<td><b>160<b><\/td>\n<td>7.4.1.4 The iscntrl function <br \/> 7.4.1.5 The isdigit function <br \/> 7.4.1.6 The isgraph function <br \/> 7.4.1.7 The islower function <br \/> 7.4.1.8 The isprint function <br \/> 7.4.1.9 The ispunct function  <\/td>\n<\/tr>\n<tr>\n<td><b>161<b><\/td>\n<td>7.4.1.10 The isspace function <br \/> 7.4.1.11 The isupper function <br \/> 7.4.1.12 The isxdigit function <br \/> 7.4.2 Character case mapping functions <br \/> 7.4.2.1 The tolower function <br \/> 7.4.2.2 The toupper function  <\/td>\n<\/tr>\n<tr>\n<td><b>163<b><\/td>\n<td>7.5 Errors   <\/td>\n<\/tr>\n<tr>\n<td><b>164<b><\/td>\n<td>7.6 Floating-point environment   <\/td>\n<\/tr>\n<tr>\n<td><b>165<b><\/td>\n<td>7.6.1 The FENV_ACCESS pragma  <\/td>\n<\/tr>\n<tr>\n<td><b>166<b><\/td>\n<td>7.6.2 Floating-point exceptions <br \/> 7.6.2.1 The feclearexcept function <br \/> 7.6.2.2 The fegetexceptflag function  <\/td>\n<\/tr>\n<tr>\n<td><b>167<b><\/td>\n<td>7.6.2.3 The feraiseexcept function <br \/> 7.6.2.4 The fesetexceptflag function <br \/> 7.6.2.5 The fetestexcept function  <\/td>\n<\/tr>\n<tr>\n<td><b>168<b><\/td>\n<td>7.6.3 Rounding <br \/> 7.6.3.1 The fegetround function <br \/> 7.6.3.2 The fesetround function  <\/td>\n<\/tr>\n<tr>\n<td><b>169<b><\/td>\n<td>7.6.4 Environment <br \/> 7.6.4.1 The fegetenv function <br \/> 7.6.4.2 The feholdexcept function <br \/> 7.6.4.3 The fesetenv function  <\/td>\n<\/tr>\n<tr>\n<td><b>170<b><\/td>\n<td>7.6.4.4 The feupdateenv function  <\/td>\n<\/tr>\n<tr>\n<td><b>171<b><\/td>\n<td>7.7 Characteristics of floating types   <\/td>\n<\/tr>\n<tr>\n<td><b>172<b><\/td>\n<td>7.8 Format conversion of integer types  <br \/> 7.8.1 Macros for format specifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>173<b><\/td>\n<td>7.8.2 Functions for greatest-width integer types <br \/> 7.8.2.1 The imaxabs function <br \/> 7.8.2.2 The imaxdiv function <br \/> 7.8.2.3 The strtoimax and strtoumax functions <br \/> 7.8.2.4 The wcstoimax and wcstoumax functions  <\/td>\n<\/tr>\n<tr>\n<td><b>175<b><\/td>\n<td>7.9 Alternative spellings   <\/td>\n<\/tr>\n<tr>\n<td><b>176<b><\/td>\n<td>7.10 Sizes of integer types   <\/td>\n<\/tr>\n<tr>\n<td><b>177<b><\/td>\n<td>7.11 Localization  <br \/> 7.11.1 Locale control <br \/> 7.11.1.1 The setlocale function  <\/td>\n<\/tr>\n<tr>\n<td><b>178<b><\/td>\n<td>7.11.2 Numeric formatting convention inquiry <br \/> 7.11.2.1 The localeconv function  <\/td>\n<\/tr>\n<tr>\n<td><b>183<b><\/td>\n<td>7.12 Mathematics   <\/td>\n<\/tr>\n<tr>\n<td><b>184<b><\/td>\n<td>7.12.1 Treatment of error conditions  <\/td>\n<\/tr>\n<tr>\n<td><b>185<b><\/td>\n<td>7.12.2 The FP_CONTRACT pragma  <\/td>\n<\/tr>\n<tr>\n<td><b>186<b><\/td>\n<td>7.12.3 Classification macros <br \/> 7.12.3.1 The fpclassify macro <br \/> 7.12.3.2 The isfinite macro <br \/> 7.12.3.3 The isinf macro <br \/> 7.12.3.4 The isnan macro  <\/td>\n<\/tr>\n<tr>\n<td><b>187<b><\/td>\n<td>7.12.3.5 The isnormal macro <br \/> 7.12.3.6 The signbit macro <br \/> 7.12.4 Trigonometric functions <br \/> 7.12.4.1 The acos functions  <\/td>\n<\/tr>\n<tr>\n<td><b>188<b><\/td>\n<td>7.12.4.2 The asin functions <br \/> 7.12.4.3 The atan functions <br \/> 7.12.4.4 The atan2 functions <br \/> 7.12.4.5 The cos functions  <\/td>\n<\/tr>\n<tr>\n<td><b>189<b><\/td>\n<td>7.12.4.6 The sin functions <br \/> 7.12.4.7 The tan functions <br \/> 7.12.5 Hyperbolic functions <br \/> 7.12.5.1 The acosh functions <br \/> 7.12.5.2 The asinh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>190<b><\/td>\n<td>7.12.5.3 The atanh functions <br \/> 7.12.5.4 The cosh functions <br \/> 7.12.5.5 The sinh functions <br \/> 7.12.5.6 The tanh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>191<b><\/td>\n<td>7.12.6 Exponential and logarithmic functions <br \/> 7.12.6.1 The exp functions <br \/> 7.12.6.2 The exp2 functions <br \/> 7.12.6.3 The expm1 functions <br \/> 7.12.6.4 The frexp functions  <\/td>\n<\/tr>\n<tr>\n<td><b>192<b><\/td>\n<td>7.12.6.5 The ilogb functions <br \/> 7.12.6.6 The ldexp functions <br \/> 7.12.6.7 The log functions  <\/td>\n<\/tr>\n<tr>\n<td><b>193<b><\/td>\n<td>7.12.6.8 The log10 functions <br \/> 7.12.6.9 The log1p functions <br \/> 7.12.6.10 The log2 functions <br \/> 7.12.6.11 The logb functions  <\/td>\n<\/tr>\n<tr>\n<td><b>194<b><\/td>\n<td>7.12.6.12 The modf functions <br \/> 7.12.6.13 The scalbn and scalbln functions <br \/> 7.12.7 Power and absolute-value functions <br \/> 7.12.7.1 The cbrt functions  <\/td>\n<\/tr>\n<tr>\n<td><b>195<b><\/td>\n<td>7.12.7.2 The fabs functions <br \/> 7.12.7.3 The hypot functions <br \/> 7.12.7.4 The pow functions <br \/> 7.12.7.5 The sqrt functions  <\/td>\n<\/tr>\n<tr>\n<td><b>196<b><\/td>\n<td>7.12.8 Error and gamma functions <br \/> 7.12.8.1 The erf functions <br \/> 7.12.8.2 The erfc functions <br \/> 7.12.8.3 The lgamma functions  <\/td>\n<\/tr>\n<tr>\n<td><b>197<b><\/td>\n<td>7.12.8.4 The tgamma functions <br \/> 7.12.9 Nearest integer functions <br \/> 7.12.9.1 The ceil functions <br \/> 7.12.9.2 The floor functions <br \/> 7.12.9.3 The nearbyint functions  <\/td>\n<\/tr>\n<tr>\n<td><b>198<b><\/td>\n<td>7.12.9.4 The rint functions <br \/> 7.12.9.5 The lrint and llrint functions <br \/> 7.12.9.6 The round functions <br \/> 7.12.9.7 The lround and llround functions  <\/td>\n<\/tr>\n<tr>\n<td><b>199<b><\/td>\n<td>7.12.9.8 The trunc functions <br \/> 7.12.10 Remainder functions <br \/> 7.12.10.1 The fmod functions <br \/> 7.12.10.2 The remainder functions  <\/td>\n<\/tr>\n<tr>\n<td><b>200<b><\/td>\n<td>7.12.10.3 The remquo functions <br \/> 7.12.11 Manipulation functions <br \/> 7.12.11.1 The copysign functions <br \/> 7.12.11.2 The nan functions  <\/td>\n<\/tr>\n<tr>\n<td><b>201<b><\/td>\n<td>7.12.11.3 The nextafter functions <br \/> 7.12.11.4 The nexttoward functions <br \/> 7.12.12 Maximum, minimum, and positive difference functions <br \/> 7.12.12.1 The fdim functions  <\/td>\n<\/tr>\n<tr>\n<td><b>202<b><\/td>\n<td>7.12.12.2 The fmax functions <br \/> 7.12.12.3 The fmin functions <br \/> 7.12.13 Floating multiply-add <br \/> 7.12.13.1 The fma functions  <\/td>\n<\/tr>\n<tr>\n<td><b>203<b><\/td>\n<td>7.12.14 Comparison macros <br \/> 7.12.14.1 The isgreater macro <br \/> 7.12.14.2 The isgreaterequal macro <br \/> 7.12.14.3 The isless macro  <\/td>\n<\/tr>\n<tr>\n<td><b>204<b><\/td>\n<td>7.12.14.4 The islessequal macro <br \/> 7.12.14.5 The islessgreater macro <br \/> 7.12.14.6 The isunordered macro  <\/td>\n<\/tr>\n<tr>\n<td><b>205<b><\/td>\n<td>7.13 Nonlocal jumps  <br \/> 7.13.1 Save calling environment <br \/> 7.13.1.1 The setjmp macro <br \/> 7.13.2 Restore calling environment <br \/> 7.13.2.1 The longjmp function  <\/td>\n<\/tr>\n<tr>\n<td><b>207<b><\/td>\n<td>7.14 Signal handling  <br \/> 7.14.1 Specify signal handling <br \/> 7.14.1.1 The signal function  <\/td>\n<\/tr>\n<tr>\n<td><b>208<b><\/td>\n<td>7.14.2 Send signal <br \/> 7.14.2.1 The raise function  <\/td>\n<\/tr>\n<tr>\n<td><b>210<b><\/td>\n<td>7.15 Alignment   <\/td>\n<\/tr>\n<tr>\n<td><b>211<b><\/td>\n<td>7.16 Variable arguments  <br \/> 7.16.1 Variable argument list access macros <br \/> 7.16.1.1 The va_arg macro  <\/td>\n<\/tr>\n<tr>\n<td><b>212<b><\/td>\n<td>7.16.1.2 The va_copy macro <br \/> 7.16.1.3 The va_end macro <br \/> 7.16.1.4 The va_start macro  <\/td>\n<\/tr>\n<tr>\n<td><b>214<b><\/td>\n<td>7.17 Atomics  <br \/> 7.17.1 Introduction  <\/td>\n<\/tr>\n<tr>\n<td><b>215<b><\/td>\n<td>7.17.2 Initialization <br \/> 7.17.2.1 The ATOMIC_VAR_INIT macro <br \/> 7.17.2.2 The atomic_init generic function <br \/> 7.17.3 Order and consistency  <\/td>\n<\/tr>\n<tr>\n<td><b>217<b><\/td>\n<td>7.17.3.1 The kill_dependency macro  <\/td>\n<\/tr>\n<tr>\n<td><b>218<b><\/td>\n<td>7.17.4 Fences <br \/> 7.17.4.1 The atomic_thread_fence function <br \/> 7.17.4.2 The atomic_signal_fence function  <\/td>\n<\/tr>\n<tr>\n<td><b>219<b><\/td>\n<td>7.17.5 Lock-free property <br \/> 7.17.5.1 The atomic_islockfree generic function <br \/> 7.17.6 Atomic integer types  <\/td>\n<\/tr>\n<tr>\n<td><b>220<b><\/td>\n<td>7.17.7 Operations on atomic types <br \/> 7.17.7.1 The atomic_store generic functions <br \/> 7.17.7.2 The atomic_load generic functions  <\/td>\n<\/tr>\n<tr>\n<td><b>221<b><\/td>\n<td>7.17.7.3 The atomic_exchange generic functions <br \/> 7.17.7.4 The atomic_compare_exchange generic functions  <\/td>\n<\/tr>\n<tr>\n<td><b>222<b><\/td>\n<td>7.17.7.5 The atomic_fetch and modify generic functions <br \/> 7.17.8 Atomic flag type and operations  <\/td>\n<\/tr>\n<tr>\n<td><b>223<b><\/td>\n<td>7.17.8.1 The atomic_flag_test_and_set functions <br \/> 7.17.8.2 The atomic_flag_clear functions  <\/td>\n<\/tr>\n<tr>\n<td><b>224<b><\/td>\n<td>7.18 Boolean type and values   <\/td>\n<\/tr>\n<tr>\n<td><b>225<b><\/td>\n<td>7.19 Common definitions   <\/td>\n<\/tr>\n<tr>\n<td><b>226<b><\/td>\n<td>7.20 Integer types  <br \/> 7.20.1 Integer types <br \/> 7.20.1.1 Exact-width integer types <br \/> 7.20.1.2 Minimum-width integer types  <\/td>\n<\/tr>\n<tr>\n<td><b>227<b><\/td>\n<td>7.20.1.3 Fastest minimum-width integer types <br \/> 7.20.1.4 Integer types capable of holding object pointers <br \/> 7.20.1.5 Greatest-width integer types <br \/> 7.20.2 Limits of specified-width integer types  <\/td>\n<\/tr>\n<tr>\n<td><b>228<b><\/td>\n<td>7.20.2.1 Limits of exact-width integer types <br \/> 7.20.2.2 Limits of minimum-width integer types <br \/> 7.20.2.3 Limits of fastest minimum-width integer types <br \/> 7.20.2.4 Limits of integer types capable of holding object pointers  <\/td>\n<\/tr>\n<tr>\n<td><b>229<b><\/td>\n<td>7.20.2.5 Limits of greatest-width integer types <br \/> 7.20.3 Limits of other integer types  <\/td>\n<\/tr>\n<tr>\n<td><b>230<b><\/td>\n<td>7.20.4 Macros for integer constants <br \/> 7.20.4.1 Macros for minimum-width integer constants <br \/> 7.20.4.2 Macros for greatest-width integer constants  <\/td>\n<\/tr>\n<tr>\n<td><b>231<b><\/td>\n<td>7.21 Input\/output  <br \/> 7.21.1 Introduction  <\/td>\n<\/tr>\n<tr>\n<td><b>232<b><\/td>\n<td>7.21.2 Streams  <\/td>\n<\/tr>\n<tr>\n<td><b>233<b><\/td>\n<td>7.21.3 Files  <\/td>\n<\/tr>\n<tr>\n<td><b>235<b><\/td>\n<td>7.21.4 Operations on files <br \/> 7.21.4.1 The remove function <br \/> 7.21.4.2 The rename function  <\/td>\n<\/tr>\n<tr>\n<td><b>236<b><\/td>\n<td>7.21.4.3 The tmpfile function <br \/> 7.21.4.4 The tmpnam function <br \/> 7.21.5 File access functions <br \/> 7.21.5.1 The fclose function  <\/td>\n<\/tr>\n<tr>\n<td><b>237<b><\/td>\n<td>7.21.5.2 The fflush function <br \/> 7.21.5.3 The fopen function  <\/td>\n<\/tr>\n<tr>\n<td><b>238<b><\/td>\n<td>7.21.5.4 The freopen function  <\/td>\n<\/tr>\n<tr>\n<td><b>239<b><\/td>\n<td>7.21.5.5 The setbuf function <br \/> 7.21.5.6 The setvbuf function <br \/> 7.21.6 Formatted input\/output functions  <\/td>\n<\/tr>\n<tr>\n<td><b>240<b><\/td>\n<td>7.21.6.1 The fprintf function  <\/td>\n<\/tr>\n<tr>\n<td><b>246<b><\/td>\n<td>7.21.6.2 The fscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>251<b><\/td>\n<td>7.21.6.3 The printf function <br \/> 7.21.6.4 The scanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>252<b><\/td>\n<td>7.21.6.5 The snprintf function <br \/> 7.21.6.6 The sprintf function <br \/> 7.21.6.7 The sscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>253<b><\/td>\n<td>7.21.6.8 The vfprintf function <br \/> 7.21.6.9 The vfscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>254<b><\/td>\n<td>7.21.6.10 The vprintf function <br \/> 7.21.6.11 The vscanf function <br \/> 7.21.6.12 The vsnprintf function  <\/td>\n<\/tr>\n<tr>\n<td><b>255<b><\/td>\n<td>7.21.6.13 The vsprintf function <br \/> 7.21.6.14 The vsscanf function <br \/> 7.21.7 Character input\/output functions <br \/> 7.21.7.1 The fgetc function  <\/td>\n<\/tr>\n<tr>\n<td><b>256<b><\/td>\n<td>7.21.7.2 The fgets function <br \/> 7.21.7.3 The fputc function <br \/> 7.21.7.4 The fputs function  <\/td>\n<\/tr>\n<tr>\n<td><b>257<b><\/td>\n<td>7.21.7.5 The getc function <br \/> 7.21.7.6 The getchar function <br \/> 7.21.7.7 The putc function <br \/> 7.21.7.8 The putchar function  <\/td>\n<\/tr>\n<tr>\n<td><b>258<b><\/td>\n<td>7.21.7.9 The puts function <br \/> 7.21.7.10 The ungetc function <br \/> 7.21.8 Direct input\/output functions <br \/> 7.21.8.1 The fread function  <\/td>\n<\/tr>\n<tr>\n<td><b>259<b><\/td>\n<td>7.21.8.2 The fwrite function <br \/> 7.21.9 File positioning functions <br \/> 7.21.9.1 The fgetpos function  <\/td>\n<\/tr>\n<tr>\n<td><b>260<b><\/td>\n<td>7.21.9.2 The fseek function <br \/> 7.21.9.3 The fsetpos function <br \/> 7.21.9.4 The ftell function  <\/td>\n<\/tr>\n<tr>\n<td><b>261<b><\/td>\n<td>7.21.9.5 The rewind function <br \/> 7.21.10 Error-handling functions <br \/> 7.21.10.1 The clearerr function <br \/> 7.21.10.2 The feof function  <\/td>\n<\/tr>\n<tr>\n<td><b>262<b><\/td>\n<td>7.21.10.3 The ferror function <br \/> 7.21.10.4 The perror function  <\/td>\n<\/tr>\n<tr>\n<td><b>263<b><\/td>\n<td>7.22 General utilities  <br \/> 7.22.1 Numeric conversion functions <br \/> 7.22.1.1 The atof function  <\/td>\n<\/tr>\n<tr>\n<td><b>264<b><\/td>\n<td>7.22.1.2 The atoi, atol, and atoll functions <br \/> 7.22.1.3 The strtod, strtof, and strtold functions  <\/td>\n<\/tr>\n<tr>\n<td><b>266<b><\/td>\n<td>7.22.1.4 The strtol, strtoll, strtoul, and strtoull functions  <\/td>\n<\/tr>\n<tr>\n<td><b>267<b><\/td>\n<td>7.22.2 Pseudo-random sequence generation functions <br \/> 7.22.2.1 The rand function <br \/> 7.22.2.2 The srand function  <\/td>\n<\/tr>\n<tr>\n<td><b>268<b><\/td>\n<td>7.22.3 Memory management functions <br \/> 7.22.3.1 The alignedalloc function <br \/> 7.22.3.2 The calloc function  <\/td>\n<\/tr>\n<tr>\n<td><b>269<b><\/td>\n<td>7.22.3.3 The free function <br \/> 7.22.3.4 The malloc function <br \/> 7.22.3.5 The realloc function  <\/td>\n<\/tr>\n<tr>\n<td><b>270<b><\/td>\n<td>7.22.4 Communication with the environment <br \/> 7.22.4.1 The abort function <br \/> 7.22.4.2 The atexit function <br \/> 7.22.4.3 The atquickexit function  <\/td>\n<\/tr>\n<tr>\n<td><b>271<b><\/td>\n<td>7.22.4.4 The exit function <br \/> 7.22.4.5 The Exit function <br \/> 7.22.4.6 The getenv function  <\/td>\n<\/tr>\n<tr>\n<td><b>272<b><\/td>\n<td>7.22.4.7 The quickexit function <br \/> 7.22.4.8 The system function  <\/td>\n<\/tr>\n<tr>\n<td><b>273<b><\/td>\n<td>7.22.5 Searching and sorting utilities <br \/> 7.22.5.1 The bsearch function  <\/td>\n<\/tr>\n<tr>\n<td><b>274<b><\/td>\n<td>7.22.5.2 The qsort function <br \/> 7.22.6 Integer arithmetic functions <br \/> 7.22.6.1 The abs, labs and dlabs functions <br \/> 7.22.6.2 The div, ldiv, and lldiv functions  <\/td>\n<\/tr>\n<tr>\n<td><b>275<b><\/td>\n<td>7.22.7 Multibyte\/wide character conversion functions <br \/> 7.22.7.1 The mblen function <br \/> 7.22.7.2 The mbtowc function  <\/td>\n<\/tr>\n<tr>\n<td><b>276<b><\/td>\n<td>7.22.7.3 The wctomb function <br \/> 7.22.8 Multibyte\/wide string conversion functions <br \/> 7.22.8.1 The mbstowcs function  <\/td>\n<\/tr>\n<tr>\n<td><b>277<b><\/td>\n<td>7.22.8.2 The wcstombs function  <\/td>\n<\/tr>\n<tr>\n<td><b>278<b><\/td>\n<td>7.23 _Noreturn   <\/td>\n<\/tr>\n<tr>\n<td><b>279<b><\/td>\n<td>7.24 String handling  <br \/> 7.24.1 String function conventions <br \/> 7.24.2 Copying functions <br \/> 7.24.2.1 The memcpy function <br \/> 7.24.2.2 The memmove function <br \/> 7.24.2.3 The strcpy function  <\/td>\n<\/tr>\n<tr>\n<td><b>280<b><\/td>\n<td>7.24.2.4 The strncpy function <br \/> 7.24.3 Concatenation functions <br \/> 7.24.3.1 The strcat function <br \/> 7.24.3.2 The strncat function  <\/td>\n<\/tr>\n<tr>\n<td><b>281<b><\/td>\n<td>7.24.4 Comparison functions <br \/> 7.24.4.1 The memcmp function <br \/> 7.24.4.2 The strcmp function <br \/> 7.24.4.3 The strcoll function  <\/td>\n<\/tr>\n<tr>\n<td><b>282<b><\/td>\n<td>7.24.4.4 The strncmp function <br \/> 7.24.4.5 The strxfrm function <br \/> 7.24.5 Search functions <br \/> 7.24.5.1 The memchr function  <\/td>\n<\/tr>\n<tr>\n<td><b>283<b><\/td>\n<td>7.24.5.2 The strchr function <br \/> 7.24.5.3 The strcspn function <br \/> 7.24.5.4 The strpbrk function <br \/> 7.24.5.5 The strrchr function  <\/td>\n<\/tr>\n<tr>\n<td><b>284<b><\/td>\n<td>7.24.5.6 The strspn function <br \/> 7.24.5.7 The strstr function <br \/> 7.24.5.8 The strtok function  <\/td>\n<\/tr>\n<tr>\n<td><b>285<b><\/td>\n<td>7.24.6 Miscellaneous functions <br \/> 7.24.6.1 The memset function <br \/> 7.24.6.2 The strerror function  <\/td>\n<\/tr>\n<tr>\n<td><b>286<b><\/td>\n<td>7.24.6.3 The strlen function  <\/td>\n<\/tr>\n<tr>\n<td><b>287<b><\/td>\n<td>7.25 Type-generic math   <\/td>\n<\/tr>\n<tr>\n<td><b>289<b><\/td>\n<td>7.26 Threads  <br \/> 7.26.1 Introduction  <\/td>\n<\/tr>\n<tr>\n<td><b>290<b><\/td>\n<td>7.26.2 Initialization functions <br \/> 7.26.2.1 The callonce function <br \/> 7.26.3 Condition variable functions <br \/> 7.26.3.1 The cndbroadcast function  <\/td>\n<\/tr>\n<tr>\n<td><b>291<b><\/td>\n<td>7.26.3.2 The cnddestroy function <br \/> 7.26.3.3 The cndinit function <br \/> 7.26.3.4 The cndsignal function <br \/> 7.26.3.5 The cndtimedwait function  <\/td>\n<\/tr>\n<tr>\n<td><b>292<b><\/td>\n<td>7.26.3.6 The cndwait function <br \/> 7.26.4 Mutex functions <br \/> 7.26.4.1 The mtxdestroy function <br \/> 7.26.4.2 The mtxinit function  <\/td>\n<\/tr>\n<tr>\n<td><b>293<b><\/td>\n<td>7.26.4.3 The mtxlock function <br \/> 7.26.4.4 The mtxtimedlock function <br \/> 7.26.4.5 The mtxtrylock function  <\/td>\n<\/tr>\n<tr>\n<td><b>294<b><\/td>\n<td>7.26.4.6 The mtxunlock function <br \/> 7.26.5 Thread functions <br \/> 7.26.5.1 The thrdcreate function <br \/> 7.26.5.2 The thrdcurrent function  <\/td>\n<\/tr>\n<tr>\n<td><b>295<b><\/td>\n<td>7.26.5.3 The thrddetach function <br \/> 7.26.5.4 The thrdequal function <br \/> 7.26.5.5 The thrdexit function <br \/> 7.26.5.6 The thrdjoin function  <\/td>\n<\/tr>\n<tr>\n<td><b>296<b><\/td>\n<td>7.26.5.7 The thrdsleep function <br \/> 7.26.5.8 The thrdyield function <br \/> 7.26.6 Thread-specific storage functions <br \/> 7.26.6.1 The tsscreate function  <\/td>\n<\/tr>\n<tr>\n<td><b>297<b><\/td>\n<td>7.26.6.2 The tssdelete function <br \/> 7.26.6.3 The tssget function <br \/> 7.26.6.4 The tssset function  <\/td>\n<\/tr>\n<tr>\n<td><b>299<b><\/td>\n<td>7.27 Date and time <time> <br \/> 7.27.1 Components of time  <\/td>\n<\/tr>\n<tr>\n<td><b>300<b><\/td>\n<td>7.27.2 Time manipulation functions <br \/> 7.27.2.1 The clock function <br \/> 7.27.2.2 The difftime function <br \/> 7.27.2.3 The mktime function  <\/td>\n<\/tr>\n<tr>\n<td><b>301<b><\/td>\n<td>7.27.2.4 The time function <br \/> 7.27.2.5 The timespecget function  <\/td>\n<\/tr>\n<tr>\n<td><b>302<b><\/td>\n<td>7.27.3 Time conversion functions <br \/> 7.27.3.1 The asctime function <br \/> 7.27.3.2 The ctime function  <\/td>\n<\/tr>\n<tr>\n<td><b>303<b><\/td>\n<td>7.27.3.3 The gmtime function <br \/> 7.27.3.4 The localtime function <br \/> 7.27.3.5 The strftime function  <\/td>\n<\/tr>\n<tr>\n<td><b>307<b><\/td>\n<td>7.28 Unicode utilities  <br \/> 7.28.1 Restartable multibyte\/wide character conversion functions <br \/> 7.28.1.1 The mbrtoc16 function  <\/td>\n<\/tr>\n<tr>\n<td><b>308<b><\/td>\n<td>7.28.1.2 The c16rtomb function <br \/> 7.28.1.3 The mbrtoc32 function  <\/td>\n<\/tr>\n<tr>\n<td><b>309<b><\/td>\n<td>7.28.1.4 The c32rtomb function  <\/td>\n<\/tr>\n<tr>\n<td><b>310<b><\/td>\n<td>7.29 Extended multibyte and wide character utilities  <br \/> 7.29.1 Introduction <br \/> 7.29.2 Formatted wide character input\/output functions  <\/td>\n<\/tr>\n<tr>\n<td><b>311<b><\/td>\n<td>7.29.2.1 The fwprintf function  <\/td>\n<\/tr>\n<tr>\n<td><b>315<b><\/td>\n<td>7.29.2.2 The fwscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>319<b><\/td>\n<td>7.29.2.3 The swprintf function <br \/> 7.29.2.4 The swscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>320<b><\/td>\n<td>7.29.2.5 The vfwprintf function <br \/> 7.29.2.6 The vfwscanf function  <\/td>\n<\/tr>\n<tr>\n<td><b>321<b><\/td>\n<td>7.29.2.7 The vswprintf function <br \/> 7.29.2.8 The vswscanf function <br \/> 7.29.2.9 The vwprintf function  <\/td>\n<\/tr>\n<tr>\n<td><b>322<b><\/td>\n<td>7.29.2.10 The vwscanf function <br \/> 7.29.2.11 The wprintf function <br \/> 7.29.2.12 The wscanf function <br \/> 7.29.3 Wide character input\/output functions <br \/> 7.29.3.1 The fgetwc function  <\/td>\n<\/tr>\n<tr>\n<td><b>323<b><\/td>\n<td>7.29.3.2 The fgetws function <br \/> 7.29.3.3 The fputwc function  <\/td>\n<\/tr>\n<tr>\n<td><b>324<b><\/td>\n<td>7.29.3.4 The fputws function <br \/> 7.29.3.5 The fwide function <br \/> 7.29.3.6 The getwc function <br \/> 7.29.3.7 The getwchar function  <\/td>\n<\/tr>\n<tr>\n<td><b>325<b><\/td>\n<td>7.29.3.8 The putwc function <br \/> 7.29.3.9 The putwchar function <br \/> 7.29.3.10 The ungetwc function  <\/td>\n<\/tr>\n<tr>\n<td><b>326<b><\/td>\n<td>7.29.4 General wide string utilities <br \/> 7.29.4.1 Wide string numeric conversion functions <br \/> 7.29.4.1.1 The wcstod, wcstof, and wcstold functions  <\/td>\n<\/tr>\n<tr>\n<td><b>327<b><\/td>\n<td>7.29.4.1.2 The wcstol, wcstoll, wcstoul, and wcstoull functions  <\/td>\n<\/tr>\n<tr>\n<td><b>329<b><\/td>\n<td>7.29.4.2 Wide string copying functions <br \/> 7.29.4.2.1 The wcscpy function <br \/> 7.29.4.2.2 The wcsncpy function <br \/> 7.29.4.2.3 The wmemcpy function <br \/> 7.29.4.2.4 The wmemmove function  <\/td>\n<\/tr>\n<tr>\n<td><b>330<b><\/td>\n<td>7.29.4.3 Wide string concatenation functions <br \/> 7.29.4.3.1 The wcscat function <br \/> 7.29.4.3.2 The wcsncat function <br \/> 7.29.4.4 Wide string comparison functions <br \/> 7.29.4.4.1 The wcscmp function  <\/td>\n<\/tr>\n<tr>\n<td><b>331<b><\/td>\n<td>7.29.4.4.2 The wcscoll function <br \/> 7.29.4.4.3 The wcsncmp function <br \/> 7.29.4.4.4 The wcsxfrm function  <\/td>\n<\/tr>\n<tr>\n<td><b>332<b><\/td>\n<td>7.29.4.4.5 The wmemcmp function <br \/> 7.29.4.5 Wide string search functions <br \/> 7.29.4.5.1 The wcschr function <br \/> 7.29.4.5.2 The wcscspn function  <\/td>\n<\/tr>\n<tr>\n<td><b>333<b><\/td>\n<td>7.29.4.5.3 The wcspbrk function <br \/> 7.29.4.5.4 The wcsrchr function <br \/> 7.29.4.5.5 The wcsspn function <br \/> 7.29.4.5.6 The wcsstr function  <\/td>\n<\/tr>\n<tr>\n<td><b>334<b><\/td>\n<td>7.29.4.5.7 The wcstok function <br \/> 7.29.4.5.8 The wmemchr function  <\/td>\n<\/tr>\n<tr>\n<td><b>335<b><\/td>\n<td>7.29.4.6 Miscellaneous functions <br \/> 7.29.4.6.1 The wcslen function <br \/> 7.29.4.6.2 The wmemset function <br \/> 7.29.5 Wide character time conversion functions <br \/> 7.29.5.1 The wcsftime function  <\/td>\n<\/tr>\n<tr>\n<td><b>336<b><\/td>\n<td>7.29.6 Extended multibyte\/wide character conversion utilities <br \/> 7.29.6.1 Single-byte\/wide character conversion functions <br \/> 7.29.6.1.1 The btowc function <br \/> 7.29.6.1.2 The wctob function  <\/td>\n<\/tr>\n<tr>\n<td><b>337<b><\/td>\n<td>7.29.6.2 Conversion state functions <br \/> 7.29.6.2.1 The mbsinit function <br \/> 7.29.6.3 Restartable multibyte\/wide character conversion functions <br \/> 7.29.6.3.1 The mbrlen function <br \/> 7.29.6.3.2 The mbrtowc function  <\/td>\n<\/tr>\n<tr>\n<td><b>338<b><\/td>\n<td>7.29.6.3.3 The wcrtomb function  <\/td>\n<\/tr>\n<tr>\n<td><b>339<b><\/td>\n<td>7.29.6.4 Restartable multibyte\/wide string conversion functions <br \/> 7.29.6.4.1 The mbsrtowcs function <br \/> 7.29.6.4.2 The wcsrtombs function  <\/td>\n<\/tr>\n<tr>\n<td><b>341<b><\/td>\n<td>7.30 Wide character classification and mapping utilities  <br \/> 7.30.1 Introduction <br \/> 7.30.2 Wide character classification utilities <br \/> 7.30.2.1 Wide character classification functions  <\/td>\n<\/tr>\n<tr>\n<td><b>342<b><\/td>\n<td>7.30.2.1.1 The iswalnum function <br \/> 7.30.2.1.2 The iswalpha function <br \/> 7.30.2.1.3 The iswblank function <br \/> 7.30.2.1.4 The iswcntrl function <br \/> 7.30.2.1.5 The iswdigit function  <\/td>\n<\/tr>\n<tr>\n<td><b>343<b><\/td>\n<td>7.30.2.1.6 The iswgraph function <br \/> 7.30.2.1.7 The iswlower function <br \/> 7.30.2.1.8 The iswprint function <br \/> 7.30.2.1.9 The iswpunct function <br \/> 7.30.2.1.10 The iswspace function <br \/> 7.30.2.1.11 The iswupper function  <\/td>\n<\/tr>\n<tr>\n<td><b>344<b><\/td>\n<td>7.30.2.1.12 The iswxdigit function <br \/> 7.30.2.2 Extensible wide character classification functions <br \/> 7.30.2.2.1 The iswctype function <br \/> 7.30.2.2.2 The wctype function  <\/td>\n<\/tr>\n<tr>\n<td><b>345<b><\/td>\n<td>7.30.3 Wide character case mapping utilities <br \/> 7.30.3.1 Wide character case mapping functions <br \/> 7.30.3.1.1 The towlower function <br \/> 7.30.3.1.2 The towupper function <br \/> 7.30.3.2 Extensible wide character case mapping functions <br \/> 7.30.3.2.1 The towctrans function  <\/td>\n<\/tr>\n<tr>\n<td><b>346<b><\/td>\n<td>7.30.3.2.2 The wctrans function  <\/td>\n<\/tr>\n<tr>\n<td><b>347<b><\/td>\n<td>7.31 Future library directions <br \/> 7.31.1 Complex arithmetic  <br \/> 7.31.2 Character handling  <br \/> 7.31.3 Errors  <br \/> 7.31.4 Floating-point environment  <br \/> 7.31.5 Format conversion of integer types  <br \/> 7.31.6 Localization  <br \/> 7.31.7 Signal handling  <br \/> 7.31.8 Atomics  <br \/> 7.31.9 Boolean type and values  <br \/> 7.31.10 Integer types   <\/td>\n<\/tr>\n<tr>\n<td><b>348<b><\/td>\n<td>7.31.11 Input\/output  <br \/> 7.31.12 General utilities  <br \/> 7.31.13 String handling  <br \/> 7.31.14 Date and time <time> <br \/> 7.31.15 Threads  <br \/> 7.31.16 Extended multibyte and wide character utilities  <br \/> 7.31.17 Wide character classification and mapping utilities   <\/td>\n<\/tr>\n<tr>\n<td><b>349<b><\/td>\n<td>Annex A (informative) Language syntax summary <br \/> A.1 Lexical grammar <br \/> A.1.1 Lexical elements <br \/> A.1.2 Keywords <br \/> A.1.3 Identifiers  <\/td>\n<\/tr>\n<tr>\n<td><b>350<b><\/td>\n<td>A.1.4 Universal character names <br \/> A.1.5 Constants  <\/td>\n<\/tr>\n<tr>\n<td><b>352<b><\/td>\n<td>A.1.6 String literals <br \/> A.1.7 Punctuators  <\/td>\n<\/tr>\n<tr>\n<td><b>353<b><\/td>\n<td>A.1.8 Header names <br \/> A.1.9 Preprocessing numbers <br \/> A.2 Phrase structure grammar <br \/> A.2.1 Expressions  <\/td>\n<\/tr>\n<tr>\n<td><b>355<b><\/td>\n<td>A.2.2 Declarations  <\/td>\n<\/tr>\n<tr>\n<td><b>358<b><\/td>\n<td>A.2.3 Statements  <\/td>\n<\/tr>\n<tr>\n<td><b>359<b><\/td>\n<td>A.2.4 External definitions <br \/> A.3 Preprocessing directives  <\/td>\n<\/tr>\n<tr>\n<td><b>360<b><\/td>\n<td>A.4 Floating-point subject sequence <br \/> A.4.1 NaN char sequence <br \/> A.4.2 NaN wchar sequence  <\/td>\n<\/tr>\n<tr>\n<td><b>361<b><\/td>\n<td>Annex B (informative) Library summary <br \/> B.1 Diagnostics  <br \/> B.2 Complex   <\/td>\n<\/tr>\n<tr>\n<td><b>362<b><\/td>\n<td>B.3 Character handling  <br \/> B.4 Errors  <br \/> B.5 Floating-point environment   <\/td>\n<\/tr>\n<tr>\n<td><b>363<b><\/td>\n<td>B.6 Characteristics of floating types  <br \/> B.7 Format conversion of integer types   <\/td>\n<\/tr>\n<tr>\n<td><b>364<b><\/td>\n<td>B.8 Alternative spellings  <br \/> B.9 Sizes of integer types  <br \/> B.10 Localization  <br \/> B.11 Mathematics   <\/td>\n<\/tr>\n<tr>\n<td><b>367<b><\/td>\n<td>B.12 Nonlocal jumps  <br \/> B.13 Signal handling   <\/td>\n<\/tr>\n<tr>\n<td><b>368<b><\/td>\n<td>B.14 Alignment  <br \/> B.15 Variable arguments  <br \/> B.16 Atomics   <\/td>\n<\/tr>\n<tr>\n<td><b>369<b><\/td>\n<td>B.17 Boolean type and values  <br \/> B.18 Common definitions  <br \/> B.19 Integer types   <\/td>\n<\/tr>\n<tr>\n<td><b>370<b><\/td>\n<td>B.20 Input\/output   <\/td>\n<\/tr>\n<tr>\n<td><b>372<b><\/td>\n<td>B.21 General utilities   <\/td>\n<\/tr>\n<tr>\n<td><b>373<b><\/td>\n<td>B.22 _Noreturn  <br \/> B.23 String handling   <\/td>\n<\/tr>\n<tr>\n<td><b>374<b><\/td>\n<td>B.24 Type-generic math   <\/td>\n<\/tr>\n<tr>\n<td><b>375<b><\/td>\n<td>B.25 Threads  <br \/> B.26 Date and time <time>  <\/td>\n<\/tr>\n<tr>\n<td><b>376<b><\/td>\n<td>B.27 Unicode utilities  <br \/> B.28 Extended multibyte\/wide character utilities   <\/td>\n<\/tr>\n<tr>\n<td><b>379<b><\/td>\n<td>B.29 Wide character classification and mapping utilities   <\/td>\n<\/tr>\n<tr>\n<td><b>381<b><\/td>\n<td>Annex C (informative) Sequence points  <\/td>\n<\/tr>\n<tr>\n<td><b>382<b><\/td>\n<td>Annex D (normative) Universal character names for identifiers <br \/> D.1 Ranges of characters allowed <br \/> D.2 Ranges of characters disallowed initially  <\/td>\n<\/tr>\n<tr>\n<td><b>383<b><\/td>\n<td>Annex E (informative) Implementation limits  <\/td>\n<\/tr>\n<tr>\n<td><b>385<b><\/td>\n<td>Annex F (normative) IEC 60559 floating-point arithmetic <br \/> F.1 Introduction <br \/> F.2 Types <br \/> F.2.1 Infinities, signed zeros, and NaNs <br \/> F.3 Operators and functions  <\/td>\n<\/tr>\n<tr>\n<td><b>387<b><\/td>\n<td>F.4 Floating to integer conversion <br \/> F.5 Binary-decimal conversion <br \/> F.6 The return statement <br \/> F.7 Contracted expressions  <\/td>\n<\/tr>\n<tr>\n<td><b>388<b><\/td>\n<td>F.8 Floating-point environment <br \/> F.8.1 Environment management <br \/> F.8.2 Translation <br \/> F.8.3 Execution <br \/> F.8.4 Constant expressions  <\/td>\n<\/tr>\n<tr>\n<td><b>389<b><\/td>\n<td>F.8.5 Initialization <br \/> F.8.6 Changing the environment  <\/td>\n<\/tr>\n<tr>\n<td><b>390<b><\/td>\n<td>F.9 Optimization <br \/> F.9.1 Global transformations <br \/> F.9.2 Expression transformations  <\/td>\n<\/tr>\n<tr>\n<td><b>391<b><\/td>\n<td>F.9.3 Relational operators  <\/td>\n<\/tr>\n<tr>\n<td><b>392<b><\/td>\n<td>F.9.4 Constant arithmetic <br \/> F.10 Mathematics   <\/td>\n<\/tr>\n<tr>\n<td><b>393<b><\/td>\n<td>F.10.1 Trigonometric functions <br \/> F.10.1.1 The acos functions <br \/> F.10.1.2 The asin functions <br \/> F.10.1.3 The atan functions <br \/> F.10.1.4 The atan2 functions <br \/> F.10.1.5 The cos functions <br \/> F.10.1.6 The sin functions <br \/> F.10.1.7 The tan functions  <\/td>\n<\/tr>\n<tr>\n<td><b>394<b><\/td>\n<td>F.10.2 Hyperbolic functions <br \/> F.10.2.1 The acosh functions <br \/> F.10.2.2 The asinh functions <br \/> F.10.2.3 The atanh functions <br \/> F.10.2.4 The cosh functions <br \/> F.10.2.5 The sinh functions <br \/> F.10.2.6 The tanh functions <br \/> F.10.3 Exponential and logarithmic functions <br \/> F.10.3.1 The exp functions <br \/> F.10.3.2 The exp2 functions <br \/> F.10.3.3 The expm1 functions  <\/td>\n<\/tr>\n<tr>\n<td><b>395<b><\/td>\n<td>F.10.3.4 The frexp functions <br \/> F.10.3.5 The ilogb functions <br \/> F.10.3.6 The ldexp functions <br \/> F.10.3.7 The log functions <br \/> F.10.3.8 The log10 functions <br \/> F.10.3.9 The log1p functions  <\/td>\n<\/tr>\n<tr>\n<td><b>396<b><\/td>\n<td>F.10.3.10 The log2 functions <br \/> F.10.3.11 The logb functions <br \/> F.10.3.12 The modf functions <br \/> F.10.3.13 The scalbn and scalbln functions <br \/> F.10.4 Power and absolute value functions <br \/> F.10.4.1 The cbrt functions  <\/td>\n<\/tr>\n<tr>\n<td><b>397<b><\/td>\n<td>F.10.4.2 The fabs functions <br \/> F.10.4.3 The hypot functions <br \/> F.10.4.4 The pow functions <br \/> F.10.4.5 The sqrt functions  <\/td>\n<\/tr>\n<tr>\n<td><b>398<b><\/td>\n<td>F.10.5 Error and gamma functions <br \/> F.10.5.1 The erf functions <br \/> F.10.5.2 The erfc functions <br \/> F.10.5.3 The lgamma functions <br \/> F.10.5.4 The tgamma functions <br \/> F.10.6 Nearest integer functions <br \/> F.10.6.1 The ceil functions  <\/td>\n<\/tr>\n<tr>\n<td><b>399<b><\/td>\n<td>F.10.6.2 The floor functions <br \/> F.10.6.3 The nearbyint functions <br \/> F.10.6.4 The rint functions <br \/> F.10.6.5 The lrint and llrint functions <br \/> F.10.6.6 The round functions  <\/td>\n<\/tr>\n<tr>\n<td><b>400<b><\/td>\n<td>F.10.6.7 The lround and llround functions <br \/> F.10.6.8 The trunc functions <br \/> F.10.7 Remainder functions <br \/> F.10.7.1 The fmod functions <br \/> F.10.7.2 The remainder functions <br \/> F.10.7.3 The remquo functions <br \/> F.10.8 Manipulation functions <br \/> F.10.8.1 The copysign functions  <\/td>\n<\/tr>\n<tr>\n<td><b>401<b><\/td>\n<td>F.10.8.2 The nan functions <br \/> F.10.8.3 The nextafter functions <br \/> F.10.8.4 The nexttoward functions <br \/> F.10.9 Maximum, minimum, and positive difference functions <br \/> F.10.9.1 The fdim functions <br \/> F.10.9.2 The fmax functions <br \/> F.10.9.3 The fmin functions <br \/> F.10.10 Floating multiply-add <br \/> F.10.10.1 The fma functions <br \/> F.10.11 Comparison macros  <\/td>\n<\/tr>\n<tr>\n<td><b>403<b><\/td>\n<td>Annex G (normative) IEC 60559-compatible complex arithmetic <br \/> G.1 Introduction <br \/> G.2 Types <br \/> G.3 Conventions <br \/> G.4 Conversions <br \/> G.4.1 Imaginary types <br \/> G.4.2 Real and imaginary <br \/> G.4.3 Imaginary and complex <br \/> G.5 Binary operators  <\/td>\n<\/tr>\n<tr>\n<td><b>404<b><\/td>\n<td>G.5.1 Multiplicative operators  <\/td>\n<\/tr>\n<tr>\n<td><b>406<b><\/td>\n<td>G.5.2 Additive operators <br \/> G.6 Complex arithmetic   <\/td>\n<\/tr>\n<tr>\n<td><b>407<b><\/td>\n<td>G.6.1 Trigonometric functions <br \/> G.6.1.1 The cacos functions  <\/td>\n<\/tr>\n<tr>\n<td><b>408<b><\/td>\n<td>G.6.2 Hyperbolic functions <br \/> G.6.2.1 The cacosh functions <br \/> G.6.2.2 The casinh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>409<b><\/td>\n<td>G.6.2.3 The catanh functions <br \/> G.6.2.4 The ccosh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>410<b><\/td>\n<td>G.6.2.5 The csinh functions <br \/> G.6.2.6 The ctanh functions  <\/td>\n<\/tr>\n<tr>\n<td><b>411<b><\/td>\n<td>G.6.3 Exponential and logarithmic functions <br \/> G.6.3.1 The cexp functions <br \/> G.6.3.2 The clog functions  <\/td>\n<\/tr>\n<tr>\n<td><b>412<b><\/td>\n<td>G.6.4 Power and absolute-value functions <br \/> G.6.4.1 The cpow functions <br \/> G.6.4.2 The csqrt functions <br \/> G.7 Type-generic math   <\/td>\n<\/tr>\n<tr>\n<td><b>413<b><\/td>\n<td>Annex H (informative) Language independent arithmetic <br \/> H.1 Introduction <br \/> H.2 Types <br \/> H.2.1 Boolean type <br \/> H.2.2 Integer types <br \/> H.2.2.1 Integer operations  <\/td>\n<\/tr>\n<tr>\n<td><b>414<b><\/td>\n<td>H.2.3 Floating-point types <br \/> H.2.3.1 Floating-point parameters <br \/> H.2.3.2 Floating-point operations  <\/td>\n<\/tr>\n<tr>\n<td><b>415<b><\/td>\n<td>H.2.3.3 Rounding styles <br \/> H.2.4 Type conversions <br \/> H.3 Notification  <\/td>\n<\/tr>\n<tr>\n<td><b>416<b><\/td>\n<td>H.3.1 Notification alternatives <br \/> H.3.1.1 Indicators <br \/> H.3.1.2 Traps  <\/td>\n<\/tr>\n<tr>\n<td><b>417<b><\/td>\n<td>Annex I (informative) Common warnings  <\/td>\n<\/tr>\n<tr>\n<td><b>418<b><\/td>\n<td>Annex J (informative) Portability issues <br \/> J.1 Unspecified behavior  <\/td>\n<\/tr>\n<tr>\n<td><b>420<b><\/td>\n<td>J.2 Undefined behavior  <\/td>\n<\/tr>\n<tr>\n<td><b>431<b><\/td>\n<td>J.3 Implementation-defined behavior <br \/> J.3.1 Translation <br \/> J.3.2 Environment <br \/> J.3.3 Identifiers <br \/> J.3.4 Characters  <\/td>\n<\/tr>\n<tr>\n<td><b>432<b><\/td>\n<td>J.3.5 Integers <br \/> J.3.6 Floating point  <\/td>\n<\/tr>\n<tr>\n<td><b>433<b><\/td>\n<td>J.3.7 Arrays and pointers <br \/> J.3.8 Hints <br \/> J.3.9 Structures, unions, enumerations, and bit-fields <br \/> J.3.10 Qualifiers <br \/> J.3.11 Preprocessing directives  <\/td>\n<\/tr>\n<tr>\n<td><b>434<b><\/td>\n<td>J.3.12 Library functions  <\/td>\n<\/tr>\n<tr>\n<td><b>436<b><\/td>\n<td>J.3.13 Architecture <br \/> J.4 Locale-specific behavior  <\/td>\n<\/tr>\n<tr>\n<td><b>437<b><\/td>\n<td>J.5 Common extensions <br \/> J.5.1 Environment arguments <br \/> J.5.2 Specialized identifiers <br \/> J.5.3 Lengths and cases of identifiers <br \/> J.5.4 Scopes of identifiers <br \/> J.5.5 Writable string literals <br \/> J.5.6 Other arithmetic types <br \/> J.5.7 Function pointer casts <br \/> J.5.8 Extended bit-field types <br \/> J.5.9 The fortran keyword <br \/> J.5.10 The asm keyword  <\/td>\n<\/tr>\n<tr>\n<td><b>438<b><\/td>\n<td>J.5.11 Multiple external definitions <br \/> J.5.12 Predefined macro names <br \/> J.5.13 Floating-point status flags <br \/> J.5.14 Extra arguments for signal handlers <br \/> J.5.15 Additional stream types and file-opening modes <br \/> J.5.16 Defined file position indicator <br \/> J.5.17 Math error reporting  <\/td>\n<\/tr>\n<tr>\n<td><b>439<b><\/td>\n<td>Annex K (normative) Bounds-checking interfaces <br \/> K.1 Background <br \/> K.2 Scope <br \/> K.3 Library <br \/> K.3.1 Introduction <br \/> K.3.1.1 Standard headers  <\/td>\n<\/tr>\n<tr>\n<td><b>440<b><\/td>\n<td>K.3.1.2 Reserved identifiers <br \/> K.3.1.3 Use of errno <br \/> K.3.1.4 Runtime-constraint violations <br \/> K.3.2 Errors   <\/td>\n<\/tr>\n<tr>\n<td><b>441<b><\/td>\n<td>K.3.3 Common definitions  <br \/> K.3.4 Integer types  <br \/> K.3.5 Input\/output   <\/td>\n<\/tr>\n<tr>\n<td><b>442<b><\/td>\n<td>K.3.5.1 Operations on files <br \/> The tmpfile_s function <br \/> The tmpnam_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>443<b><\/td>\n<td>K.3.5.2 File access functions <br \/> The fopen_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>444<b><\/td>\n<td>The freopen_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>445<b><\/td>\n<td>K.3.5.3 Formatted input\/output functions <br \/> The fprintf_s function <br \/> The fscanf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>447<b><\/td>\n<td>The printf_s function <br \/> The scanf_s function <br \/> The snprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>448<b><\/td>\n<td>The sprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>449<b><\/td>\n<td>The sscanf_s function <br \/> The vfprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>450<b><\/td>\n<td>The vfscanf_s function <br \/> The vprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>451<b><\/td>\n<td>The vscanf_s function <br \/> The vsnprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>452<b><\/td>\n<td>The vsprintf_s function <br \/> The vsscanf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>453<b><\/td>\n<td>K.3.5.4 Character input\/output functions <br \/> The gets_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>454<b><\/td>\n<td>K.3.6 General utilities  <br \/> K.3.6.1 Runtime-constraint handling <br \/> The set_constraint_handler_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>455<b><\/td>\n<td>The abort_handler_s function <br \/> The ignore_handler_s function <br \/> K.3.6.2 Communication with the environment <br \/> The getenv_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>456<b><\/td>\n<td>K.3.6.3 Searching and sorting utilities <br \/> The bsearch_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>457<b><\/td>\n<td>The qsort_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>458<b><\/td>\n<td>K.3.6.4 Multibyte\/wide character conversion functions <br \/> The wctomb_s function <br \/> K.3.6.5 Multibyte\/wide string conversion functions  <\/td>\n<\/tr>\n<tr>\n<td><b>459<b><\/td>\n<td>The mbstowcs_s function <br \/> The wcstombs_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>460<b><\/td>\n<td>K.3.7 String handling   <\/td>\n<\/tr>\n<tr>\n<td><b>461<b><\/td>\n<td>K.3.7.1 Copying functions <br \/> The memcpy_s function <br \/> The memmove_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>462<b><\/td>\n<td>The strcpy_s function <br \/> The strncpy_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>463<b><\/td>\n<td>K.3.7.2 Concatenation functions <br \/> The strcat_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>464<b><\/td>\n<td>The strncat_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>465<b><\/td>\n<td>K.3.7.3 Search functions <br \/> The strtok_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>466<b><\/td>\n<td>K.3.7.4 Miscellaneous functions <br \/> The memset_s function <br \/> The strerror_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>467<b><\/td>\n<td>The strerrorlen_s function <br \/> The strnlen_s function <br \/> K.3.8 Date and time <time>  <\/td>\n<\/tr>\n<tr>\n<td><b>468<b><\/td>\n<td>K.3.8.1 Components of time <br \/> K.3.8.2 Time conversion functions <br \/> The asctime_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>469<b><\/td>\n<td>The ctime_s function <br \/> The gmtime_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>470<b><\/td>\n<td>The localtime_s function <br \/> K.3.9 Extended multibyte and wide character utilities  <br \/> K.3.9.1 Formatted wide character input\/output functions <br \/> The fwprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>471<b><\/td>\n<td>The fwscanf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>472<b><\/td>\n<td>The snwprintf_s function <br \/> The swprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>473<b><\/td>\n<td>The swscanf_s function <br \/> The vfwprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>474<b><\/td>\n<td>The vfwscanf_s function <br \/> The vsnwprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>475<b><\/td>\n<td>The vswprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>476<b><\/td>\n<td>The vswscanf_s function <br \/> The vwprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>477<b><\/td>\n<td>The vwscanf_s function <br \/> The wprintf_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>478<b><\/td>\n<td>The wscanf_s function <br \/> K.3.9.2 General wide string utilities <br \/> Wide string copying functions <br \/> The wcscpy_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>479<b><\/td>\n<td>The wcsncpy_s function <br \/> The wmemcpy_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>480<b><\/td>\n<td>The wmemmove_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>481<b><\/td>\n<td>Wide string concatenation functions <br \/> The wcscat_s function <br \/> The wcsncat_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>482<b><\/td>\n<td>Wide string search functions <br \/> The wcstok_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>483<b><\/td>\n<td>Miscellaneous functions <br \/> The wcsnlen_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>484<b><\/td>\n<td>K.3.9.3 Extended multibyte\/wide character conversion utilities <br \/> Restartable multibyte\/wide character conversion functions <br \/> The wcrtomb_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>485<b><\/td>\n<td>Restartable multibyte\/wide string conversion functions <br \/> The mbsrtowcs_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>486<b><\/td>\n<td>The wcsrtombs_s function  <\/td>\n<\/tr>\n<tr>\n<td><b>488<b><\/td>\n<td>Annex L (normative) Analyzability <br \/> L.1 Scope <br \/> L.2 Definitions <br \/> L.2.1 out-of-bounds store <br \/> L.2.2 bounded undefined behavior <br \/> L.2.3 critical undefined behavior <br \/> L.3 Requirements  <\/td>\n<\/tr>\n<tr>\n<td><b>490<b><\/td>\n<td>Annex M (informative) Change History <br \/> M.1 Fourth Edition <br \/> M.2 Third Edition <br \/> M.3 Second Edition  <\/td>\n<\/tr>\n<tr>\n<td><b>492<b><\/td>\n<td>M.4 First Edition, Amendment 1  <\/td>\n<\/tr>\n<tr>\n<td><b>493<b><\/td>\n<td>Bibliography  <\/td>\n<\/tr>\n<tr>\n<td><b>494<b><\/td>\n<td>Index  <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p><b>Information technology. Programming languages. C<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/bsi\/\"><b>BSI<\/b><\/a><\/td>\n<td>2018<\/td>\n<td>536<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":353401,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-353394","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/353394","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/353401"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=353394"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=353394"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=353394"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}