string_test.c
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上传日期:2022-01-05
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- /*
- ** Copyright (C) 2003-2009 Erik de Castro Lopo <erikd@mega-nerd.com>
- **
- ** This program is free software; you can redistribute it and/or modify
- ** it under the terms of the GNU General Public License as published by
- ** the Free Software Foundation; either version 2 of the License, or
- ** (at your option) any later version.
- **
- ** This program is distributed in the hope that it will be useful,
- ** but WITHOUT ANY WARRANTY; without even the implied warranty of
- ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ** GNU General Public License for more details.
- **
- ** You should have received a copy of the GNU General Public License
- ** along with this program; if not, write to the Free Software
- ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- #include "sfconfig.h"
- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- #include <math.h>
- #if HAVE_UNISTD_H
- #include <unistd.h>
- #endif
- #include <sndfile.h>
- #include "utils.h"
- #define BUFFER_LEN (1 << 10)
- #define LOG_BUFFER_SIZE 1024
- static void string_start_test (const char *filename, int typemajor) ;
- static void string_start_end_test (const char *filename, int typemajor) ;
- static void string_multi_set_test (const char *filename, int typemajor) ;
- static void string_rdwr_test (const char *filename, int typemajor) ;
- static void string_short_rdwr_test (const char *filename, int typemajor) ;
- static int str_count (const char * haystack, const char * needle) ;
- int
- main (int argc, char *argv [])
- { int do_all = 0 ;
- int test_count = 0 ;
- if (argc != 2)
- { printf ("Usage : %s <test>n", argv [0]) ;
- printf (" Where <test> is one of the following:n") ;
- printf (" wav - test adding strings to WAV filesn") ;
- printf (" aiff - test adding strings to AIFF filesn") ;
- printf (" flac - test adding strings to FLAC filesn") ;
- printf (" ogg - test adding strings to OGG filesn") ;
- printf (" all - perform all testsn") ;
- exit (1) ;
- } ;
- do_all =! strcmp (argv [1], "all") ;
- if (do_all || ! strcmp (argv [1], "wav"))
- { string_start_end_test ("strings.wav", SF_FORMAT_WAV) ;
- string_multi_set_test ("multi.wav", SF_FORMAT_WAV) ;
- string_rdwr_test ("rdwr.wav", SF_FORMAT_WAV) ;
- string_short_rdwr_test ("short_rdwr.wav", SF_FORMAT_WAV) ;
- string_start_end_test ("strings.wavex", SF_FORMAT_WAVEX) ;
- string_multi_set_test ("multi.wavex", SF_FORMAT_WAVEX) ;
- string_rdwr_test ("rdwr.wavex", SF_FORMAT_WAVEX) ;
- string_short_rdwr_test ("short_rdwr.wavex", SF_FORMAT_WAVEX) ;
- string_start_end_test ("strings.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV) ;
- string_multi_set_test ("multi.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV) ;
- string_rdwr_test ("rdwr.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV) ;
- string_short_rdwr_test ("short_rdwr.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV) ;
- test_count++ ;
- } ;
- if (do_all || ! strcmp (argv [1], "aiff"))
- { string_start_end_test ("strings.aiff", SF_FORMAT_AIFF) ;
- /*
- string_multi_set_test ("multi.aiff", SF_FORMAT_AIFF) ;
- string_rdwr_test ("rdwr.aiff", SF_FORMAT_AIFF) ;
- string_short_rdwr_test ("short_rdwr.aiff", SF_FORMAT_AIFF) ;
- */
- test_count++ ;
- } ;
- if (do_all || ! strcmp (argv [1], "flac"))
- { if (HAVE_EXTERNAL_LIBS)
- string_start_test ("strings.flac", SF_FORMAT_FLAC) ;
- else
- puts (" No FLAC tests because FLAC support was not compiled in.") ;
- test_count++ ;
- } ;
- if (do_all || ! strcmp (argv [1], "ogg"))
- { if (HAVE_EXTERNAL_LIBS)
- string_start_test ("vorbis.oga", SF_FORMAT_OGG) ;
- else
- puts (" No Ogg/Vorbis tests because Ogg/Vorbis support was not compiled in.") ;
- test_count++ ;
- } ;
- if (do_all || ! strcmp (argv [1], "rf64"))
- { puts ("nn **** String test not working yet for RF64 format. ****n") ;
- /*
- string_start_end_test ("strings.rf64", SF_FORMAT_RF64) ;
- string_multi_set_test ("multi.rf64", SF_FORMAT_RF64) ;
- string_rdwr_test ("rdwr.rf64", SF_FORMAT_RF64) ;
- string_short_rdwr_test ("short_rdwr.rf64", SF_FORMAT_RF64) ;
- */
- test_count++ ;
- } ;
- if (test_count == 0)
- { printf ("Mono : ************************************n") ;
- printf ("Mono : * No '%s' test defined.n", argv [1]) ;
- printf ("Mono : ************************************n") ;
- return 1 ;
- } ;
- return 0 ;
- } /* main */
- /*============================================================================================
- ** Here are the test functions.
- */
- static const char
- software [] = "software (libsndfile-X.Y.Z)",
- artist [] = "The Artist",
- copyright [] = "Copyright (c) 2001 Artist",
- comment [] = "Comment goes here!!!",
- date [] = "2001/01/27",
- album [] = "The Album",
- license [] = "The license",
- title [] = "This is the title",
- long_title [] = "This is a very long and very boring title for this file",
- long_artist [] = "The artist who kept on changing its name" ;
- static short data_out [BUFFER_LEN] ;
- static void
- string_start_end_test (const char *filename, int typemajor)
- { const char *cptr ;
- SNDFILE *file ;
- SF_INFO sfinfo ;
- int frames, errors = 0 ;
- typemajor = typemajor ;
- print_test_name ("string_start_end_test", filename) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.channels = 1 ;
- sfinfo.frames = 0 ;
- sfinfo.format = typemajor | SF_FORMAT_PCM_16 ;
- frames = BUFFER_LEN / sfinfo.channels ;
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- /* Write stuff at start of file. */
- sf_set_string (file, SF_STR_TITLE, filename) ;
- sf_set_string (file, SF_STR_SOFTWARE, software) ;
- sf_set_string (file, SF_STR_ARTIST, artist) ;
- /* Write data to file. */
- test_write_short_or_die (file, 0, data_out, BUFFER_LEN, __LINE__) ;
- test_seek_or_die (file, 0, SEEK_SET, 0, sfinfo.channels, __LINE__) ;
- /* Write more stuff at end of file. */
- sf_set_string (file, SF_STR_COPYRIGHT, copyright) ;
- sf_set_string (file, SF_STR_COMMENT, comment) ;
- sf_set_string (file, SF_STR_DATE, date) ;
- sf_set_string (file, SF_STR_ALBUM, album) ;
- sf_set_string (file, SF_STR_LICENSE, license) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- check_log_buffer_or_die (file, __LINE__) ;
- if (sfinfo.frames != BUFFER_LEN)
- { printf ("***** Bad frame count %d (should be %d)nn", (int) sfinfo.frames, BUFFER_LEN) ;
- errors ++ ;
- } ;
- cptr = sf_get_string (file, SF_STR_TITLE) ;
- if (cptr == NULL || strcmp (filename, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad filename : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_COPYRIGHT) ;
- if (cptr == NULL || strcmp (copyright, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad copyright : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_SOFTWARE) ;
- if (cptr == NULL || strstr (cptr, software) != cptr)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad software : %sn", cptr) ;
- } ;
- if (str_count (cptr, "libsndfile") != 1)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad software : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_ARTIST) ;
- if (cptr == NULL || strcmp (artist, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad artist : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_COMMENT) ;
- if (cptr == NULL || strcmp (comment, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad comment : %sn", cptr) ;
- } ;
- if (typemajor != SF_FORMAT_AIFF)
- { cptr = sf_get_string (file, SF_STR_DATE) ;
- if (cptr == NULL || strcmp (date, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad date : %sn", cptr) ;
- } ;
- } ;
- switch (typemajor)
- { case SF_FORMAT_AIFF :
- case SF_FORMAT_WAV :
- case SF_FORMAT_WAVEX :
- case SF_ENDIAN_BIG | SF_FORMAT_WAV :
- break ;
- default :
- cptr = sf_get_string (file, SF_STR_ALBUM) ;
- if (cptr == NULL || strcmp (album, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad album : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_LICENSE) ;
- if (cptr == NULL || strcmp (license, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad license : %sn", cptr) ;
- } ;
- break ;
- } ;
- if (errors > 0)
- { printf ("n*** Error count : %d ***nn", errors) ;
- dump_log_buffer (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- unlink (filename) ;
- puts ("ok") ;
- } /* string_start_end_test */
- static void
- string_start_test (const char *filename, int typemajor)
- { const char *cptr ;
- SNDFILE *file ;
- SF_INFO sfinfo ;
- int frames, errors = 0 ;
- print_test_name ("string_start_test", filename) ;
- sfinfo.samplerate = 44100 ;
- sfinfo.channels = 1 ;
- sfinfo.frames = 0 ;
- switch (typemajor)
- { case SF_FORMAT_OGG :
- sfinfo.format = typemajor | SF_FORMAT_VORBIS ;
- break ;
- default :
- sfinfo.format = typemajor | SF_FORMAT_PCM_16 ;
- break ;
- } ;
- frames = BUFFER_LEN / sfinfo.channels ;
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- /* Write stuff at start of file. */
- sf_set_string (file, SF_STR_TITLE, filename) ;
- sf_set_string (file, SF_STR_SOFTWARE, software) ;
- sf_set_string (file, SF_STR_ARTIST, artist) ;
- sf_set_string (file, SF_STR_COPYRIGHT, copyright) ;
- sf_set_string (file, SF_STR_COMMENT, comment) ;
- sf_set_string (file, SF_STR_DATE, date) ;
- sf_set_string (file, SF_STR_ALBUM, album) ;
- sf_set_string (file, SF_STR_LICENSE, license) ;
- /* Write data to file. */
- test_write_short_or_die (file, 0, data_out, BUFFER_LEN, __LINE__) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- check_log_buffer_or_die (file, __LINE__) ;
- if (sfinfo.frames != BUFFER_LEN)
- { printf ("***** Bad frame count %d (should be %d)nn", (int) sfinfo.frames, BUFFER_LEN) ;
- errors ++ ;
- } ;
- cptr = sf_get_string (file, SF_STR_TITLE) ;
- if (cptr == NULL || strcmp (filename, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad filename : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_COPYRIGHT) ;
- if (cptr == NULL || strcmp (copyright, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad copyright : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_SOFTWARE) ;
- if (cptr == NULL || strstr (cptr, software) != cptr)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad software : %sn", cptr) ;
- } ;
- if (str_count (cptr, "libsndfile") != 1)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad software : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_ARTIST) ;
- if (cptr == NULL || strcmp (artist, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad artist : %sn", cptr) ;
- } ;
- cptr = sf_get_string (file, SF_STR_COMMENT) ;
- if (cptr == NULL || strcmp (comment, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad comment : %sn", cptr) ;
- } ;
- if (typemajor != SF_FORMAT_AIFF)
- { cptr = sf_get_string (file, SF_STR_DATE) ;
- if (cptr == NULL || strcmp (date, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad date : %sn", cptr) ;
- } ;
- } ;
- if (typemajor != SF_FORMAT_WAV && typemajor != SF_FORMAT_AIFF)
- { cptr = sf_get_string (file, SF_STR_ALBUM) ;
- if (cptr == NULL || strcmp (album, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad album : %sn", cptr) ;
- } ;
- } ;
- if (typemajor != SF_FORMAT_WAV && typemajor != SF_FORMAT_AIFF)
- { cptr = sf_get_string (file, SF_STR_LICENSE) ;
- if (cptr == NULL || strcmp (license, cptr) != 0)
- { if (errors++ == 0)
- puts ("n") ;
- printf (" Bad license : %sn", cptr) ;
- } ;
- } ;
- if (errors > 0)
- { printf ("n*** Error count : %d ***nn", errors) ;
- dump_log_buffer (file) ;
- exit (1) ;
- } ;
- sf_close (file) ;
- unlink (filename) ;
- puts ("ok") ;
- } /* string_start_test */
- static void
- string_multi_set_test (const char *filename, int typemajor)
- { static const char
- new_software [] = "new software (libsndfile-X.Y.Z)",
- new_copyright [] = "Copyright (c) 2001 New Artist",
- new_artist [] = "The New Artist",
- new_title [] = "This is the new title" ;
- static char buffer [2048] ;
- SNDFILE *file ;
- SF_INFO sfinfo ;
- int count ;
- print_test_name (__func__, filename) ;
- sfinfo.format = typemajor | SF_FORMAT_PCM_16 ;
- sfinfo.samplerate = 44100 ;
- sfinfo.channels = 1 ;
- sfinfo.frames = 0 ;
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- /* Write stuff at start of file. */
- sf_set_string (file, SF_STR_TITLE, title) ;
- sf_set_string (file, SF_STR_SOFTWARE, software) ;
- sf_set_string (file, SF_STR_ARTIST, artist) ;
- /* Write data to file. */
- test_write_short_or_die (file, 0, data_out, BUFFER_LEN, __LINE__) ;
- /* Write it all again. */
- sf_set_string (file, SF_STR_TITLE, new_title) ;
- sf_set_string (file, SF_STR_SOFTWARE, new_software) ;
- sf_set_string (file, SF_STR_ARTIST, new_artist) ;
- sf_set_string (file, SF_STR_COPYRIGHT, copyright) ;
- sf_set_string (file, SF_STR_COMMENT, comment) ;
- sf_set_string (file, SF_STR_DATE, date) ;
- sf_set_string (file, SF_STR_ALBUM, album) ;
- sf_set_string (file, SF_STR_LICENSE, license) ;
- sf_set_string (file, SF_STR_COPYRIGHT, new_copyright) ;
- sf_set_string (file, SF_STR_COMMENT, comment) ;
- sf_set_string (file, SF_STR_DATE, date) ;
- sf_set_string (file, SF_STR_ALBUM, album) ;
- sf_set_string (file, SF_STR_LICENSE, license) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_TRUE, __LINE__) ;
- sf_command (file, SFC_GET_LOG_INFO, buffer, sizeof (buffer)) ;
- sf_close (file) ;
- count = str_count (buffer, new_title) ;
- exit_if_true (count < 1, "nnLine %d : Could not find new_title in :n%sn", __LINE__, buffer) ;
- exit_if_true (count > 1, "nnLine %d : new_title appears %d times in :nn%sn", __LINE__, count, buffer) ;
- count = str_count (buffer, software) ;
- exit_if_true (count < 1, "nnLine %d : Could not find new_software in :n%sn", __LINE__, buffer) ;
- exit_if_true (count > 1, "nnLine %d : new_software appears %d times in :nn%sn", __LINE__, count, buffer) ;
- count = str_count (buffer, new_artist) ;
- exit_if_true (count < 1, "nnLine %d : Could not find new_artist in :n%sn", __LINE__, buffer) ;
- exit_if_true (count > 1, "nnLine %d : new_artist appears %d times in :nn%sn", __LINE__, count, buffer) ;
- count = str_count (buffer, new_copyright) ;
- exit_if_true (count < 1, "nnLine %d : Could not find new_copyright in :n%sn", __LINE__, buffer) ;
- exit_if_true (count > 1, "nnLine %d : new_copyright appears %d times in :nn%sn", __LINE__, count, buffer) ;
- unlink (filename) ;
- puts ("ok") ;
- } /* string_multi_set_test */
- static void
- string_rdwr_test (const char *filename, int typemajor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- sf_count_t frames ;
- const char * str ;
- print_test_name (__func__, filename) ;
- create_short_sndfile (filename, typemajor | SF_FORMAT_PCM_16, 2) ;
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- file = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_FALSE, __LINE__) ;
- frames = sfinfo.frames ;
- sf_set_string (file, SF_STR_TITLE, title) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
- exit_if_true (frames != sfinfo.frames, "nnLine %d : Frame count %lld should be %lld.n", __LINE__, sfinfo.frames, frames) ;
- str = sf_get_string (file, SF_STR_TITLE) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, title) != 0, "nnLine %d : SF_STR_TITLE doesn't match what was written.n", __LINE__) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_FALSE, __LINE__) ;
- frames = sfinfo.frames ;
- sf_set_string (file, SF_STR_TITLE, title) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_FALSE, __LINE__) ;
- str = sf_get_string (file, SF_STR_TITLE) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- sf_set_string (file, SF_STR_ARTIST, artist) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
- str = sf_get_string (file, SF_STR_ARTIST) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_ARTIST string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, artist) != 0, "nnLine %d : SF_STR_ARTIST doesn't match what was written.n", __LINE__) ;
- str = sf_get_string (file, SF_STR_TITLE) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, title) != 0, "nnLine %d : SF_STR_TITLE doesn't match what was written.n", __LINE__) ;
- exit_if_true (frames != sfinfo.frames, "nnLine %d : Frame count %lld should be %lld.n", __LINE__, sfinfo.frames, frames) ;
- sf_close (file) ;
- unlink (filename) ;
- puts ("ok") ;
- } /* string_rdwr_test */
- static void
- string_short_rdwr_test (const char *filename, int typemajor)
- { SNDFILE *file ;
- SF_INFO sfinfo ;
- sf_count_t frames = BUFFER_LEN ;
- const char * str ;
- print_test_name (__func__, filename) ;
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.format = typemajor | SF_FORMAT_PCM_16 ;
- sfinfo.samplerate = 44100 ;
- sfinfo.channels = 1 ;
- sfinfo.frames = 0 ;
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
- /* Write data to file. */
- test_write_short_or_die (file, 0, data_out, BUFFER_LEN, __LINE__) ;
- sf_set_string (file, SF_STR_TITLE, long_title) ;
- sf_set_string (file, SF_STR_ARTIST, long_artist) ;
- sf_close (file) ;
- /* Open the file RDWR. */
- file = test_open_file_or_die (filename, SFM_RDWR, &sfinfo, SF_FALSE, __LINE__) ;
- exit_if_true (frames != sfinfo.frames, "nnLine %d : Frame count %lld should be %lld.n", __LINE__, sfinfo.frames, frames) ;
- str = sf_get_string (file, SF_STR_TITLE) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, long_title) != 0, "nnLine %d : SF_STR_TITLE doesn't match what was written.n", __LINE__) ;
- str = sf_get_string (file, SF_STR_ARTIST) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, long_artist) != 0, "nnLine %d : SF_STR_ARTIST doesn't match what was written.n", __LINE__) ;
- /* Change title and artist. */
- sf_set_string (file, SF_STR_TITLE, title) ;
- sf_set_string (file, SF_STR_ARTIST, artist) ;
- sf_close (file) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
- check_log_buffer_or_die (file, __LINE__) ;
- str = sf_get_string (file, SF_STR_TITLE) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_TITLE string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, title) != 0, "nnLine %d : SF_STR_TITLE doesn't match what was written.n", __LINE__) ;
- str = sf_get_string (file, SF_STR_ARTIST) ;
- exit_if_true (str == NULL, "nnLine %d : SF_STR_ARTIST string is NULL.n", __LINE__) ;
- exit_if_true (strcmp (str, artist) != 0, "nnLine %d : SF_STR_ARTIST doesn't match what was written.n", __LINE__) ;
- sf_close (file) ;
- unlink (filename) ;
- puts ("ok") ;
- } /* string_short_rdwr_test */
- static int
- str_count (const char * haystack, const char * needle)
- { int count = 0 ;
- while ((haystack = strstr (haystack, needle)) != NULL)
- { count ++ ;
- haystack ++ ;
- } ;
- return count ;
- } /* str_count */