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void load_jump_table() {
FILE * jt_file;
char * buffer = (char *) malloc(BUFSIZE * sizeof(size_t));
<SNIP>
if ((jt_file = fopen(JUMPFILE, "r")) == NULL) {
fprintf(stderr, "%s could not be opened for writing\n", JUMPFILE);
exit(1);
}
<SNIP>
jump_table = (unsigned long *) malloc((word_range[RANGE_HIGH] - word_range[RANGE_LOW]) * sizeof(size_t));
while (!(bytes_read < BUFSIZE)) {
bytes_read = fread((void *) buffer, sizeof(char), BUFSIZE, jt_file);
<SNIP>
}
if (jt_file) fclose(jt_file); /* this friggin' line */
free((void *) buffer);
}
Code:
Program received signal SIGSEGV, Segmentation fault.
0x6103e20c in mktime ()
(gdb) bt
#0 0x6103e20c in mktime ()
#1 0x6103ec46 in free ()
#2 0x610a999c in fclose ()
#3 0x00401600 in load_jump_table () at main.c:121
#4 0x004016b9 in main (argc=1, argv=0xa043180) at main.c:132
even if there were fclose (jt_file); lines in the <SNIP>'s (there's not), wouldn't this line not try to free it again?
if (jt_file) fclose(jt_file); /* this friggin' line */
from my understanding fclose resets the file handle to NULL after it closes it.
anyways, i just left the line commented and continued as normal ..... it was stupid program anyways ... computer-generated poetry . Here's some output:
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