setjmp.h is a header defined in the C standard library to provide "non-local jumps": control flow that deviates from the usual subroutine call and return...

ratified in 1995. Six more header files (complex.h, fenv.h, inttypes.h, stdbool.h, stdint.h, and tgmath.h) were added with C99, a revision to the C Standard...

stdarg.h is a header in the C standard library of the C programming language that allows functions to accept an indefinite number of arguments. It provides...

errno.h is a header file in the standard library of the C programming language. It defines macros for reporting and retrieving error conditions using...

In the C and C++ programming languages, unistd.h is the name of the header file that provides access to the POSIX operating system API. It is defined...

assert.h is a header file in the C standard library. It defines the C preprocessor macro assert and implements runtime assertion in C. assert.h is defined...

keyboard). The C standard defines only 6 signals. They are all defined in signal.h header (csignal header in C++): SIGABRT – "abort", abnormal termination. SIGFPE...

<pthread.h> <setjmp.h> <signal.h> <stdarg.h> <stdbool.h> <stddef.h> <stdint.h> <stdio.h> <stdlib.h> <string.h> <sys/stat.h> <tgmath.h> <time.h> <unistd.h> <utime...

includes new real floating-point types float_t and double_t, defined in <math.h>. They correspond to the types used for the intermediate results of floating-point...

also incorporates most headers of the ISO C standard library ending with ".h", but their use was deprecated (reverted the deprecation since C++23). C++23...

current time to the standard output stream. #include <time.h> #include <stdlib.h> #include <stdio.h> int main(void) { time_t current_time; char* c_time_string;...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

function ends. The C dynamic memory allocation functions are defined in stdlib.h header (cstdlib header in C++). malloc() takes a single argument (the amount...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

moved into the std namespace, and the main header changed from <iostream.h> to <iostream>. It is this standardized version that is covered in the rest...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

declared in the string.h header (cstring in C++), while functions that operate on C wide strings are declared in the wchar.h header (cwchar in C++)....

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

These functions make up the bulk of the C standard library header <stdio.h>. The functionality descends from a "portable I/O package" written by Mike...

value) to work around these problems. #include <stdio.h> #include <stdlib.h> #include <locale.h> int main(void) { /* Locale is set to "C" before this...

environment operations. The process control functions are defined in the stdlib.h header (cstdlib header in C++). Crawford, Tony; Peter Prinz (December 2005)...

forms of such tests that were placed in the system-wide header file ctype.h. Unlike the above example, the character classification routines are not written...

<math.h> (<cmath> header in C++). The functions that operate on integers, such as abs, labs, div, and ldiv, are instead defined in the <stdlib.h> header...

implemented as a group of macro constants in the C standard library in the iso646.h header. The tokens were created by Bjarne Stroustrup for the pre-standard...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

Date/time Localization Memory allocation Process control Signals Alternative tokens Miscellaneous headers: <assert.h> <errno.h> <setjmp.h> <stdarg.h> v t e...

handling in standard C is to use setjmp/longjmp functions: #include <setjmp.h> #include <stdio.h> #include <stdlib.h> enum { SOME_EXCEPTION = 1 } exception;...

different scopes are disallowed Pointer-returning functions must execute return setjmp and longjmp are not supported To maintain the tool set that C programmers...