03-26-2013
Quote:
Originally Posted by
shamrock
You have to look at the way the different variables are setup in the segments to understand the linkages between them. The global i defined in file2.c lies in the data segment and is unrelated to the local i inside main within the file2.c which lies on the stack frame created for main...similarly the local i inside foo of file1.c lies in the stack frame created for foo and is unrelated to the global i or the i that is local to main...let me know if this helps or if i have managed to confuse you even more
Your analysis is incorrect. There are no versions of i which are local to a block (function or otherwise). All of those identifiers refer to the same externally-linked, global storage allocation.
Regards,
Alister
This User Gave Thanks to alister For This Post:
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LEARN ABOUT XFREE86
zdiff
ZDIFF(1) General Commands Manual ZDIFF(1)
NAME
zcmp, zdiff - compare compressed files
SYNOPSIS
zcmp [ cmp_options ] file1 [ file2 ]
zdiff [ diff_options ] file1 [ file2 ]
DESCRIPTION
Zcmp and zdiff are used to invoke the cmp or the diff program on files compressed via gzip. All options specified are passed directly to
cmp or diff. If only file1 is specified, it is compared to the uncompressed contents of file1.gz. If two files are specified, their con-
tents (uncompressed if necessary) are fed to cmp or diff. The input files are not modified. The exit status from cmp or diff is pre-
served.
SEE ALSO
cmp(1), diff(1), zmore(1), zgrep(1), znew(1), zforce(1), gzip(1), gzexe(1)
BUGS
Messages from the cmp or diff programs may refer to file names such as "-" instead of to the file names specified.
ZDIFF(1)