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[SV #38945] Copy the entire buffer back when overwriting CR

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Paul Smith 2013-05-26 14:41:45 -04:00
parent 2fc0f614be
commit c11024b3b3
4 changed files with 12 additions and 3 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2013-05-26 Paul Smith <psmith@gnu.org>
* read.c (readline): To be safe, move the entire buffer if we
detect a CR. Fixes Savannah bug #38945.
* job.c (new_job): Compare OUT to the beginning of the OUT
var/function, not IN. Fixes Savannah bug #39035.

2
read.c
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@ -2542,7 +2542,7 @@ readline (struct ebuffer *ebuf)
if ((p - start) > 1 && p[-2] == '\r')
{
--p;
p[-1] = '\n';
memmove (p-1, p, strlen (p) + 1);
}
#endif

1
tests/ChangeLog
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@ -1,6 +1,7 @@
2013-05-26 Paul Smith <psmith@gnu.org>
* scripts/misc/bs-nl: Test for Savannah bug #39035.
Add a test for Savannah bug #38945.
2013-05-22 Paul Smith <psmith@gnu.org>

9
tests/scripts/misc/bs-nl
View file

@ -114,10 +114,15 @@ t:; @$(call f,"a \
my $m1 = get_tmpfile();
open(MAKEFILE, "> $m1");
binmode(MAKEFILE);
print MAKEFILE "FOO = foo \\\r\nbar\nall: ; \@echo \$(FOO)\n";
print MAKEFILE "FOO = foo \\\r\n";
close(MAKEFILE);
run_make_with_options($m1, '', get_logfile());
my $m2 = get_tmpfile();
open(MAKEFILE, "> $m2");
print MAKEFILE "include $m1\ndefine BAR\nall: ; \@echo \$(FOO) bar\nendef\n\$(eval \$(BAR))\n";
close(MAKEFILE);
run_make_with_options($m2, '', get_logfile());
compare_output("foo bar\n", get_logfile(1));