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authorAldy Hernandez <aldyh@redhat.com>2005-07-06 12:58:12 +0000
committerAldy Hernandez <aldyh@redhat.com>2005-07-06 12:58:12 +0000
commit3f4df6211e05c0b214edf06218e2c3168d304af6 (patch)
treee934d24f4772897900f018bb4dd29bc8bcb3072a /libgloss/ms1/sbrk.c
parent27eb5dbc70b25610263960b3236bbe553e7b7cc0 (diff)
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* configure.in: Add ms1 case.
* configure: Regenerate. * ms1/16-002.ld: New. * ms1/16-003.ld: New. * ms1/64-001.ld: New. * ms1/access.c: New. * ms1/chmod.c: New. * ms1/close.c: New. * ms1/configure: New. * ms1/configure.in: New. * ms1/crt0-16-002.S: New. * ms1/crt0-16-003.S: New. * ms1/crt0-64-001.S: New. * ms1/crt0.S: New. * ms1/exit-16-002.c: New. * ms1/exit-16-003.c: New. * ms1/exit-64-001.c: New. * ms1/exit.c: New. * ms1/fstat.c: New. * ms1/getpid.c: New. * ms1/gettime.c: New. * ms1/isatty.c: New. * ms1/kill.c: New. * ms1/lseek.c: New. * ms1/Makefile.in: New. * ms1/open.c: New. * ms1/read.c: New. * ms1/sbrk.c: New. * ms1/startup-16-002.S: New. * ms1/startup-16-003.S: New. * ms1/startup-64-001.S: New. * ms1/stat.c: New. * ms1/time.c: New. * ms1/times.c: New. * ms1/trap.h: New. * ms1/trap.S: New. * ms1/unlink.c: New. * ms1/utime.c: New. * ms1/write.c: New.
Diffstat (limited to 'libgloss/ms1/sbrk.c')
-rw-r--r--libgloss/ms1/sbrk.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/libgloss/ms1/sbrk.c b/libgloss/ms1/sbrk.c
new file mode 100644
index 000000000..1f959c084
--- /dev/null
+++ b/libgloss/ms1/sbrk.c
@@ -0,0 +1,24 @@
+#include <_ansi.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "trap.h"
+
+
+caddr_t
+sbrk (size_t incr)
+{
+ extern char end; /* Defined by the linker */
+ static char *heap_end;
+ char *prev_heap_end;
+
+ char *sp = (char *) &sp;
+
+ if (heap_end == 0)
+ {
+ heap_end = &end;
+ }
+ prev_heap_end = heap_end;
+ heap_end += incr;
+
+ return (caddr_t) prev_heap_end;
+}