Table of Contents Introduction ................................................... 1 C and the Standard. 1 The X3J11 Committee . 1 Differences from Kernighan & Ritchie C. 2 The Standard and This Manual. 4 The Lexicon................................................... 5 Example . Give an example of the Lexicon format . 7 ! . Logical negation operator . 8 != . Inequality operator . 8 ´’ . String literal character . 8 # . String-ize operator . 9 ## . Token-pasting operator . 10 #define . Define an identifier as a macro . 11 #elif . Include code conditionally. 13 #else . Include code conditionally. 13 #endif . End conditional inclusion of code . 14 #error . Error directive . 14 #if . Include code conditionally. 14 #ifdef . Include code conditionally. 15 #ifndef . Include code conditionally. 16 #include . Read another file and include it . 16 abort(). End program immediately . 1 abs(). Compute the absolute value of an integer. 2 acos() . Calculate inverse cosine . 2 additive operators. 3 address . 3 aggregate types . 3 alias.................................................. 3 alignment . 4 argc.................................................. 5 argument. 5 argv.................................................. 5 arithmetic types . 6 array declarators . 6 array types . 7 ASCII.................................................. 7 asctime() . Convert broken-down time to text . 10 as if rule . 11 asin() . Calculate inverse sine . 11 assert() . Check assertion at run time. 12 assert.h. Header for assertions. 13 assignment operators . 13 atan() . Calculate inverse tangent . 14 atan2() . Calculate inverse tangent . 14 atexit() . Register a function to be performed at exit . 15 atof() . Convert string to floating-point number. 16 atoi(). Convert string to integer . 16 atol(). Convert string to long integer . 17 auto . Automatic storage duration . 17 i ii Contents basic types . 18 behavior . 18 bit.................................................. 19 bit-fields . 19 bitwise operators . 20 block.................................................. 22 break . Exit unconditionally from loop or switch . 22 broken-down time . 23 bsearch() . Search an array . 23 buffer . 25 BUFSIZ . Default size of buffer . 25 byte.................................................. 26 calendar time . 27 calloc() . Allocate and clear dynamic memory . 27 case . Mark entry in switch table. 28 cast operators . Convert the type of an expression . 28 ceil() . Integral ceiling. 29 char.................................................. 29 CHAR_BIT . 30 CHAR_MAX . 30 CHAR_MIN . 30 character-case mapping . 31 character constant . 32 character display semantics. 33 character handling . 34 character sets . 35 character testing . 35 clearerr() . Clear a stream´s error indicator . 37 CLK_TCK . 37 clock(). Get processor time used . 38 clock_t . System time . 38 close.................................................. 39 command processor . 39 comment . 39 compatible types . 40 compile . 41 compliance. 41 composite types . 41 compound statement. 42 conditional inclusion . 42 const . Qualify an identifier as not modifiable. ..