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ndk_patches: Patch stdio.h for a basic tmpfile(3)

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This commit is contained in:
Fredrik Fornwall 2016-04-11 07:11:39 -04:00
parent 85d557573e
commit a4b036426c
1 changed files with 41 additions and 4 deletions
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45
ndk_patches/stdio.h.patch
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@ -1,16 +1,18 @@
diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/include/stdio.h ./usr/include/stdio.h diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/include/stdio.h ./usr/include/stdio.h
--- /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/include/stdio.h 2014-10-14 22:53:49.000000000 -0400 --- /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/include/stdio.h 2016-03-03 16:54:24.000000000 -0500
+++ ./usr/include/stdio.h 2015-12-24 03:07:45.028840214 -0500 +++ ./usr/include/stdio.h 2016-04-11 06:54:22.893930847 -0400
@@ -52,6 +52,8 @@ @@ -52,6 +52,10 @@
#include <stdarg.h> #include <stdarg.h>
#include <stddef.h> #include <stddef.h>
+#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 <stdlib.h> /* For random() */
+ +
#define __need_NULL #define __need_NULL
#include <stddef.h> #include <stddef.h>
@@ -193,7 +195,7 @@ @@ -193,7 +196,7 @@
/* System V/ANSI C; this is the wrong way to do this, do *not* use these. */ /* System V/ANSI C; this is the wrong way to do this, do *not* use these. */
#if __BSD_VISIBLE || __XPG_VISIBLE #if __BSD_VISIBLE || __XPG_VISIBLE
@ -19,6 +21,14 @@ diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/incl
#endif #endif
#define L_tmpnam 1024 /* XXX must be == PATH_MAX */ #define L_tmpnam 1024 /* XXX must be == PATH_MAX */
#define TMP_MAX 308915776 #define TMP_MAX 308915776
@@ -257,7 +260,6 @@
int setvbuf(FILE * __restrict, char * __restrict, int, size_t);
int sscanf(const char * __restrict, const char * __restrict, ...)
__scanflike(2, 3);
-FILE *tmpfile(void);
int ungetc(int, FILE *);
int vfprintf(FILE * __restrict, const char * __restrict, __va_list)
__printflike(2, 0);
@@ -371,6 +373,16 @@ @@ -371,6 +373,16 @@
#define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0) #define fwopen(cookie, fn) funopen(cookie, 0, fn, 0, 0)
#endif /* __BSD_VISIBLE */ #endif /* __BSD_VISIBLE */
@ -36,3 +46,30 @@ diff -u -r /home/fornwall/lib/android-ndk/platforms/android-21/arch-arm/usr/incl
#if defined(__BIONIC_FORTIFY) #if defined(__BIONIC_FORTIFY)
__BEGIN_DECLS __BEGIN_DECLS
@@ -462,4 +474,26 @@
#endif /* defined(__BIONIC_FORTIFY) */
+__BEGIN_DECLS
+
+static FILE* tmpfile() {
+ int p = getpid();
+ char* path;
+ int i;
+ for (i = 0; i < 100; i++) {
+ long int r = random();
+ if (asprintf(&path, "@TERMUX_PREFIX@/tmp/tmpfile.%d-%l", p, r) == -1) return NULL;
+ int fd = open(path, O_RDWR | O_CREAT | O_EXCL | O_LARGEFILE);
+ free(path);
+ if (fd >= 0) {
+ FILE* result = fdopen(fd, "w+");
+ unlink(path);
+ return result;
+ }
+ }
+ return NULL;
+}
+
+__END_DECLS
+
#endif /* _STDIO_H_ */