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79 lines
2.9 KiB
79 lines
2.9 KiB
/* /////////////////////////////////////////////////////////////////////////
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* File: examples/c/example.c.log_n/example.c.log_n.c
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*
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* Purpose: C example program for Pantheios. Demonstrates:
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*
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* - use of pantheios_log_?() in C compilation units
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*
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* Created: 31st August 2006
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* Updated: 22nd March 2010
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*
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* www: http://www.pantheios.org/
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*
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* License: This source code is placed into the public domain 2006
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* by Synesis Software Pty Ltd. There are no restrictions
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* whatsoever to your use of the software.
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*
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* This software is provided "as is", and any warranties,
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* express or implied, of any kind and for any purpose, are
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* disclaimed.
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*
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* ////////////////////////////////////////////////////////////////////// */
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/* Pantheios Header Files */
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#include <pantheios/pantheios.h> /* Pantheios C main header */
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#include <pantheios/util/string/snprintf.h> /* for pantheios_util_snprintf() */
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#include <pantheios/internal/safestr.h>
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/* Standard C Header Files */
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#include <stdio.h> /* for sprintf() */
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#include <stdlib.h> /* for exit codes */
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/* ////////////////////////////////////////////////////////////////////// */
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/* Define the stock front-end process identity, so that it links when using
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* fe.N, fe.simple, etc. */
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const PAN_CHAR_T PANTHEIOS_FE_PROCESS_IDENTITY[] = PANTHEIOS_LITERAL_STRING("example.c.log_n");
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/* ////////////////////////////////////////////////////////////////////// */
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int main()
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{
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/* Must initialise Pantheios, when using from C (and there are no C++
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* compilation units in the link-unit).
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*
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* If this is not done, undefined behaviour will ensue ...
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*/
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if(pantheios_init() < 0)
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{
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return EXIT_FAILURE;
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}
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else
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{
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int numUsers = 1000000;
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PAN_CHAR_T szNumUsers[101];
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/* Log a three part statement. Note that specifying -1
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* for the length causes the corresponding string argument to be
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* interpreted as a nul-terminated string, and its length to be
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* calculated (via strlen()); Output:
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* "We're sure there're likely to be >00000000000001000000 satisfied users of Pantheios"
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*/
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pantheios_log_3(PANTHEIOS_SEV_CRITICAL
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, PANTHEIOS_LITERAL_STRING("We're sure there're likely to be >"), -1
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, szNumUsers, pantheios_util_snprintf(&szNumUsers[0], STLSOFT_NUM_ELEMENTS(szNumUsers), PANTHEIOS_LITERAL_STRING("%020d"), numUsers)
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, PANTHEIOS_LITERAL_STRING(" satisfied users of Pantheios"), -1);
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/* Must uninitialise Pantheios.
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*
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* pantheios_uninit() must be called once for each successful (>=0)
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* invocation of pantheios_init().
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*/
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pantheios_uninit();
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return EXIT_SUCCESS;
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}
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}
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/* ////////////////////////////////////////////////////////////////////// */
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