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Index: sys/kern/makesyscalls.sh
===================================================================
--- sys/kern/makesyscalls.sh
+++ sys/kern/makesyscalls.sh
@@ -254,13 +254,6 @@
print > systraceret
next
}
- syscall != $1 {
- printf "%s: line %d: syscall number out of sync at %d\n",
- infile, NR, syscall
- printf "line is:\n"
- print
- exit 1
- }
# Returns true if the type "name" is the first flag in the type field
function type(name, flags, n) {
n = split($3, flags, /\|/)
@@ -274,6 +267,26 @@
return 1
return 0
}
+ {
+ n = split($1, syscall_range, /-/)
+ if (n < 1 || n > 2) {
+ printf "%s: line %d: invalid syscall number or range %s\n",
+ infile, NR, $1
+ exit 1
+ }
+ if (n == 2 && !type("UNIMPL")) {
+ printf "%s: line %d: range permitted only with UNIMPL\n",
+ infile, NR
+ exit 1
+ }
+ }
+ syscall != syscall_range[1] {
+ printf "%s: line %d: syscall number out of sync at %d\n",
+ infile, NR, syscall
+ printf "line is:\n"
+ print
+ exit 1
+ }
function align_sysent_comment(column) {
printf("\t") > sysent
column = column + 8 - column % 8
@@ -614,11 +627,14 @@
next
}
type("UNIMPL") {
- printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },\t\t\t/* %d = %s */\n",
- syscall, comment) > sysent
- printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
- syscall, syscall, comment) > sysnames
- syscall++
+ while (syscall == syscall_range[1] ||
+ syscall <= syscall_range[2]) {
+ printf("\t{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },\t\t\t/* %d = %s */\n",
+ syscall, comment) > sysent
+ printf("\t\"#%d\",\t\t\t/* %d = %s */\n",
+ syscall, syscall, comment) > sysnames
+ syscall++
+ }
next
}
{

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