From aad9a193036c41177eabf4f2f9c6c655ddd2c16b Mon Sep 17 00:00:00 2001 From: Jim Blandy Date: Wed, 26 Dec 2007 17:11:16 +0000 Subject: [PATCH] * gdb.base/multi-forks.exp: Doc fix. --- gdb/testsuite/ChangeLog | 4 ++++ gdb/testsuite/gdb.base/multi-forks.exp | 11 ++++++++--- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 8f561e41fc..a214ec1353 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2007-12-26 Jim Blandy + + * gdb.base/multi-forks.exp: Doc fix. + 2007-12-26 Joel Brobecker * gdb.ada/Makefile.in (EXECUTABLES): Update list. diff --git a/gdb/testsuite/gdb.base/multi-forks.exp b/gdb/testsuite/gdb.base/multi-forks.exp index 7161be583f..b607d43d76 100644 --- a/gdb/testsuite/gdb.base/multi-forks.exp +++ b/gdb/testsuite/gdb.base/multi-forks.exp @@ -53,9 +53,14 @@ global gdb_prompt # parent and child of multiple Unix fork() system calls. # -# Inferior program calls fork 4 times. Since each fork -# calls fork 4 times, there will be 16 forks. Each fork -# saves the return values of its own 4 fork calls. +# The inferior program builds a tree of processes by executing a loop +# four times, calling fork at each iteration. Thus, at each +# iteration, the total number of processes doubles; after four +# iterations, we have 16 processes. Each process saves the results +# from its 'fork' calls, so we can tell which leaf a given process is +# by looking at which forks returned zero and which returned a pid: a +# zero means to take the child's branch; a pid means to take the +# parent's branch. # First set gdb to follow the child. # The result should be that each of the 4 forks returns zero.