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Handle malloc failures from read_line

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This commit is contained in:
Drew DeVault 2016-12-15 17:08:56 -05:00
parent 9ad1e6b40f
commit 4c6c65e70c
3 changed files with 18 additions and 3 deletions
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3
common/readline.c
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@ -1,4 +1,5 @@
#include "readline.h"
#include "log.h"
#include <stdlib.h>
#include <stdio.h>
@ -7,6 +8,7 @@ char *read_line(FILE *file) {
char *string = malloc(size);
char lastChar = '\0';
if (!string) {
sway_log(L_ERROR, "Unable to allocate memory for read_line");
return NULL;
}
while (1) {
@ -27,6 +29,7 @@ char *read_line(FILE *file) {
char *new_string = realloc(string, size *= 2);
if (!new_string) {
free(string);
sway_log(L_ERROR, "Unable to allocate memory for read_line");
return NULL;
}
string = new_string;