sleep solves the allocation error better than check if that is null or not.
And, we don't blame the people who choose this way.
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function: m_replace requires the base string and replace char1 to char2 in the string and return the replaced result string.
return *char: the most importan part is return global memoried char_string. |
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.\array_counter.cpp Sun Mar 21 03:39:36 2021
,,,
124 :char* m_replace ( char* char_string,
125 : char* from_string, char* to_string ) {
126 : char c1, c2, c11;
127 : int index_max = 0;
128 : char* result;
129 :
130 : err_msg_001("char* m_replace ( char* char_string, char* from_string, char* to_string ) starts.\r\n");
131 :
132 : int count = array_count( char_string );
133 : int a_f = array_count( from_string );
134 : int a_t = array_count( to_string );
135 : int a_c = 0;
136 : index_max = ( count + a_t - 1 );
137 : char* char_string_2 = (char *) malloc ( sizeof (char)* index_max );
138 :
139 : err_msg_001("char_string_2 was allocated p|%p| size|%d|.\r\n", char_string_2, index_max );
140 : for ( int i=0; i<3; i++) {
141 : if (char_string_2 != NULL ) {
142 : err_msg_001(" it can not allocate memories enough, so, it is sleeping in one second,\r\n");
143 : sleep(1);
144 : break;
145 : }
146 : }
147 :
148 : if (char_string_2 == NULL ) {
149 : printf("m_replace can not allocate memories enough, so , it exit(-1).\r\n");
150 : exit(-1);
151 : }
152 :
153 : c2 = 0;
154 : int cnt_replace = 0;
155 : for ( int i = 0; i<count; i++ ) {
156 : err_msg_001("loop starts: ");
157 : c1 = *( char_string + i ) ;
158 : a_c = 0;
159 : for ( int j=0; j
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