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This commit is contained in:
Robert Morris 2019-09-20 06:02:47 -04:00
parent ba1c42849a
commit 57e40a0204
2 changed files with 1 additions and 2 deletions
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2
Makefile
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@ -164,7 +164,7 @@ qemu: $K/kernel fs.img
sed "s/:1234/:$(GDBPORT)/" < $^ > $@ sed "s/:1234/:$(GDBPORT)/" < $^ > $@
qemu-gdb: $K/kernel .gdbinit fs.img qemu-gdb: $K/kernel .gdbinit fs.img
@echo "*** Now run 'gdb'." 1>&2 @echo "*** Now run 'gdb' in another window." 1>&2
$(QEMU) $(QEMUOPTS) -S $(QEMUGDB) $(QEMU) $(QEMUOPTS) -S $(QEMUGDB)
# CUT HERE # CUT HERE

1
kernel/syscall.c
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@ -20,7 +20,6 @@ fetchaddr(uint64 addr, uint64 *ip)
} }
// Fetch the nul-terminated string at addr from the current process. // Fetch the nul-terminated string at addr from the current process.
// Doesn't actually copy the string - just sets *pp to point at it.
// Returns length of string, not including nul, or -1 for error. // Returns length of string, not including nul, or -1 for error.
int int
fetchstr(uint64 addr, char *buf, int max) fetchstr(uint64 addr, char *buf, int max)