syscall_proc: code review notes/fix

Fix getpgrp(), note other stuff for further review

diff --git a/Kernel/syscall_proc.c b/Kernel/syscall_proc.c
index 841285c..eb37a1b 100644 (file)
--- a/Kernel/syscall_proc.c
+++ b/Kernel/syscall_proc.c
@@ -235,6 +235,7 @@ arg_t _brk(void)
           the extra as we no longer guarantee it is clear already */
        if (addr > udata.u_break)
                uzero((void *)udata.u_break, addr - udata.u_break);
+       /* FIXME: review  can brk() below base address */
        udata.u_break = addr;
        return 0;
 }
@@ -601,8 +602,7 @@ getpgrp (void)                    Function 61
 
 arg_t _getpgrp(void)
 {
-       udata.u_ptab->p_pgrp = udata.u_ptab->p_pid;
-       return (0);
+       return udata.u_ptab->p_pgrp;
 }
 
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