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stdio.h: Use arc4random() instead of random()

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This commit is contained in:
Fredrik Fornwall 2016-04-11 07:22:10 -04:00
parent a663f7796c
commit 2c4c89b3bc
1 changed files with 3 additions and 3 deletions
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6
ndk_patches/stdio.h.patch
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@ -7,7 +7,7 @@ diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/incl
+#include <string.h> /* For strcpy(3) used by ctermid() */ +#include <string.h> /* For strcpy(3) used by ctermid() */
+#include <fcntl.h> /* For O_RDWR and other O_* constants */ +#include <fcntl.h> /* For O_RDWR and other O_* constants */
+#include <stdlib.h> /* For random() */ +#include <stdlib.h> /* For arc4random() */
+ +
#define __need_NULL #define __need_NULL
#include <stddef.h> #include <stddef.h>
@ -57,8 +57,8 @@ diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/incl
+ char* path; + char* path;
+ int i; + int i;
+ for (i = 0; i < 100; i++) { + for (i = 0; i < 100; i++) {
+ long int r = random(); + unsigned int r = arc4random();
+ if (asprintf(&path, "@TERMUX_PREFIX@/tmp/tmpfile.%d-%l", p, r) == -1) return NULL; + if (asprintf(&path, "@TERMUX_PREFIX@/tmp/tmpfile.%d-%u", p, r) == -1) return NULL;
+ int fd = open(path, O_RDWR | O_CREAT | O_EXCL | O_LARGEFILE); + int fd = open(path, O_RDWR | O_CREAT | O_EXCL | O_LARGEFILE);
+ free(path); + free(path);
+ if (fd >= 0) { + if (fd >= 0) {