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argv.c (expandargv): Correct check for dynamically allocated argv. 

2018-01-10  Daniel van Gerpen  <daniel@vangerpen.de>

	* argv.c (expandargv): Correct check for dynamically
	allocated argv.

From-SVN: r256460
This commit is contained in:
Daniel van Gerpen 2018-01-10 22:40:53 +00:00 committed by Jeff Law
parent 83cbbe3aa8
commit 3ec62f5406
2 changed files with 8 additions and 3 deletions
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5
libiberty/ChangeLog
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@ -1,3 +1,8 @@
2018-01-10 Daniel van Gerpen <daniel@vangerpen.de>
* argv.c (expandargv): Correct check for dynamically
allocated argv.
2018-01-03 Jakub Jelinek <jakub@redhat.com>
Update copyright years.

6
libiberty/argv.c
View File

@ -367,8 +367,8 @@ expandargv (int *argcp, char ***argvp)
{
/* The argument we are currently processing. */
int i = 0;
/* Non-zero if ***argvp has been dynamically allocated. */
int argv_dynamic = 0;
/* To check if ***argvp has been dynamically allocated. */
char ** const original_argv = *argvp;
/* Limit the number of response files that we parse in order
to prevent infinite recursion. */
unsigned int iteration_limit = 2000;
@ -449,7 +449,7 @@ expandargv (int *argcp, char ***argvp)
/* Parse the string. */
file_argv = buildargv (buffer);
/* If *ARGVP is not already dynamically allocated, copy it. */
if (!argv_dynamic)
if (*argvp == original_argv)
*argvp = dupargv (*argvp);
/* Count the number of arguments. */
file_argc = 0;