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| author | Craig Jennings <c@cjennings.net> | 2025-08-14 22:58:58 -0500 |
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| committer | Craig Jennings <c@cjennings.net> | 2025-08-14 22:58:58 -0500 |
| commit | 82ba818ff456bcd6d56a06226e3f27e98fbb55c3 (patch) | |
| tree | 158cfc17b2f644a10f063cb546752cfaae12c97f /devdocs/c/program%2Fexit_status.html | |
| parent | 9278ddd4ea1a8b1a4c1edaa8894516e3f48d245b (diff) | |
| download | dotemacs-82ba818ff456bcd6d56a06226e3f27e98fbb55c3.tar.gz dotemacs-82ba818ff456bcd6d56a06226e3f27e98fbb55c3.zip | |
removing all downloaded devdocs files
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| -rw-r--r-- | devdocs/c/program%2Fexit_status.html | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/devdocs/c/program%2Fexit_status.html b/devdocs/c/program%2Fexit_status.html deleted file mode 100644 index 89cd2252..00000000 --- a/devdocs/c/program%2Fexit_status.html +++ /dev/null @@ -1,41 +0,0 @@ - <h1 id="firstHeading" class="firstHeading">EXIT_SUCCESS, EXIT_FAILURE</h1> <table class="t-dcl-begin"> <tr class="t-dsc-header"> <th> Defined in header <code><stdlib.h></code> </th> <th> </th> <th> </th> </tr> <tr class="t-dcl"> <td class="t-dcl-nopad"> <pre data-language="c">#define EXIT_SUCCESS /*implementation defined*/</pre> -</td> <td class="t-dcl-nopad"> </td> <td class="t-dcl-nopad"> </td> </tr> <tr class="t-dcl"> <td class="t-dcl-nopad"> <pre data-language="c">#define EXIT_FAILURE /*implementation defined*/</pre> -</td> <td class="t-dcl-nopad"> </td> <td class="t-dcl-nopad"> </td> </tr> </table> <p>The <code>EXIT_SUCCESS</code> and <code>EXIT_FAILURE</code> macros expand into integral expressions that can be used as arguments to the <code><a href="exit" title="c/program/exit">exit</a></code> function (and, therefore, as the values to return from the <a href="../language/main_function" title="c/language/main function">main function</a>), and indicate program execution status.</p> -<table class="t-dsc-begin"> <tr class="t-dsc-hitem"> <th> Constant </th> <th> Explanation </th> -</tr> <tr class="t-dsc"> <td> <code>EXIT_SUCCESS</code> </td> <td> successful execution of a program </td> -</tr> <tr class="t-dsc"> <td> <code>EXIT_FAILURE</code> </td> <td> unsuccessful execution of a program </td> -</tr> </table> <h3 id="Notes"> Notes</h3> <p>Both <code>EXIT_SUCCESS</code> and the value zero indicate successful program execution status (see <code><a href="exit" title="c/program/exit">exit</a></code>), although it is not required that <code>EXIT_SUCCESS</code> equals zero.</p> -<h3 id="Example"> Example</h3> <div class="t-example"> <div class="c source-c"><pre data-language="c">#include <stdio.h> -#include <stdlib.h> - -int main(void) -{ - FILE *fp = fopen("data.txt","r"); - if (fp == NULL) - { - fprintf(stderr, "fopen() failed in file %s at line # %d", __FILE__,__LINE__); - exit(EXIT_FAILURE); - } - - /* Normal processing continues here. */ - fclose(fp); - printf("Normal Return\n"); - - return EXIT_SUCCESS; -}</pre></div> <p>Output:</p> -<div class="text source-text"><pre data-language="c">fopen() failed in file main.cpp at line # 9</pre></div> </div> <h3 id="References"> References</h3> <ul> -<li> C17 standard (ISO/IEC 9899:2018): </li> -<ul><li> 7.22/3 General utilities <stdlib.h> (p: 248) </li></ul> -<li> C11 standard (ISO/IEC 9899:2011): </li> -<ul><li> 7.22/3 General utilities <stdlib.h> (p: 340) </li></ul> -<li> C99 standard (ISO/IEC 9899:1999): </li> -<ul><li> 7.20/3 General utilities <stdlib.h> (p: 306) </li></ul> -<li> C89/C90 standard (ISO/IEC 9899:1990): </li> -<ul><li> 4.10 General utilities <stdlib.h> </li></ul> -</ul> <h3 id="See_also"> See also</h3> <table class="t-dsc-begin"> <tr class="t-dsc"> <td colspan="2"> <span><a href="https://en.cppreference.com/w/cpp/utility/program/EXIT_status" title="cpp/utility/program/EXIT status">C++ documentation</a></span> for <code>EXIT_SUCCESS, EXIT_FAILURE</code> </td> -</tr> </table> <div class="_attribution"> - <p class="_attribution-p"> - © cppreference.com<br>Licensed under the Creative Commons Attribution-ShareAlike Unported License v3.0.<br> - <a href="https://en.cppreference.com/w/c/program/EXIT_status" class="_attribution-link">https://en.cppreference.com/w/c/program/EXIT_status</a> - </p> -</div> |
