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Dynamically allocation memory for the display buffer based on column count. 

modified:   src/sneakers.c
This commit is contained in:
Brian Barto 2018-06-13 18:58:24 -04:00
parent 40f7d1a080
commit 56df5f3de5
1 changed files with 11 additions and 2 deletions
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13
src/sneakers.c
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@ -15,7 +15,7 @@ int main(void) {
int termCols, spaces = 0;
char input;
char r_opts[8];
char display[4000];
char *display = NULL;
char *head1Left = "DATANET PROC RECORD: 45-3456-W-3452";
char *head1Right = "Transnet on/xc-3";
char *head2Center = "FEDERAL RESERVE TRANSFER NODE";
@ -36,6 +36,13 @@ int main(void) {
ioctl(0, TIOCGWINSZ, &w);
termCols = w.ws_col;
// Allocate space for our display string
if ((display = malloc(20 * termCols)) == NULL)
{
fprintf(stderr, "Memory Allocation Error. Quitting!\n");
return 1;
}
// Start building the display string
strcpy(display, head1Left);
@ -172,7 +179,7 @@ int main(void) {
nmseffect_set_returnopts(r_opts);
nmseffect_set_clearscr(1);
// Execut effect
// Execute effect
input = nmseffect_exec(display);
// Print user choice
@ -181,5 +188,7 @@ int main(void) {
else
printf("You chose %c\n", input);
free(display);
return 0;
}