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authorDaniel Nyström <daniel@nystrom.st>2013-05-27 15:16:12 +0200
committerDaniel Nyström <daniel@nystrom.st>2013-06-04 14:17:38 +0200
commit933cbd36a28e7c042b1a55ddfea8d18308c5d632 (patch)
treebe8a89fbdd13186d654be77e233c8912145dc0ca /wirish
parent7a09d748e889145f566923a4a6423a8da9d63d45 (diff)
downloadlibrambutan-933cbd36a28e7c042b1a55ddfea8d18308c5d632.tar.gz
librambutan-933cbd36a28e7c042b1a55ddfea8d18308c5d632.zip
wirish/syscalls.c: Replace obsolete caddr_t with void *
caddr_t is obsolete in POSIX and thus unavailable in most modern toolchains. caddr_t usage should be replaced by void *. stddef.h includes the size_t typedef which was missing. Signed-off-by: Daniel Nyström <daniel@nystrom.st>
Diffstat (limited to 'wirish')
-rw-r--r--wirish/syscalls.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/wirish/syscalls.c b/wirish/syscalls.c
index a3b6d2c..d5f2d9f 100644
--- a/wirish/syscalls.c
+++ b/wirish/syscalls.c
@@ -37,17 +37,18 @@
#include <sys/stat.h>
#include <errno.h>
+#include <stddef.h>
/* If CONFIG_HEAP_START (or CONFIG_HEAP_END) isn't defined, then
* assume _lm_heap_start (resp. _lm_heap_end) is appropriately set by
* the linker */
#ifndef CONFIG_HEAP_START
extern char _lm_heap_start;
-#define CONFIG_HEAP_START ((caddr_t)&_lm_heap_start)
+#define CONFIG_HEAP_START ((void *)&_lm_heap_start)
#endif
#ifndef CONFIG_HEAP_END
extern char _lm_heap_end;
-#define CONFIG_HEAP_END ((caddr_t)&_lm_heap_end)
+#define CONFIG_HEAP_END ((void *)&_lm_heap_end)
#endif
/*
@@ -56,9 +57,9 @@ extern char _lm_heap_end;
* Get incr bytes more RAM (for use by the heap). malloc() and
* friends call this function behind the scenes.
*/
-caddr_t _sbrk(int incr) {
- static caddr_t pbreak = NULL; /* current program break */
- caddr_t ret;
+void *_sbrk(int incr) {
+ static void * pbreak = NULL; /* current program break */
+ void * ret;
if (pbreak == NULL) {
pbreak = CONFIG_HEAP_START;
@@ -67,7 +68,7 @@ caddr_t _sbrk(int incr) {
if ((CONFIG_HEAP_END - pbreak < incr) ||
(pbreak - CONFIG_HEAP_START < -incr)) {
errno = ENOMEM;
- return (caddr_t)-1;
+ return (void *)-1;
}
ret = pbreak;