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constify unset_in_environ

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This constifies an argument to unset_in_environ.

2014-07-24  Tom Tromey  <tromey@redhat.com>

	* environ.c (unset_in_environ): Make "var" const.
	* environ.h (unset_in_environ): Update.
This commit is contained in:
Tom Tromey 2014-07-21 16:33:21 -06:00
parent 93db0d79de
commit 41c7789967
3 changed files with 7 additions and 2 deletions
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5
gdb/ChangeLog
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@ -1,3 +1,8 @@
2014-07-24 Tom Tromey <tromey@redhat.com>
* environ.c (unset_in_environ): Make "var" const.
* environ.h (unset_in_environ): Update.
2014-07-24 Tom Tromey <tromey@redhat.com>
* cli/cli-dump.c (scan_expression_with_cleanup): Return const.

2
gdb/environ.c
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@ -161,7 +161,7 @@ set_in_environ (struct gdb_environ *e, const char *var, const char *value)
/* Remove the setting for variable VAR from environment E. */
void
unset_in_environ (struct gdb_environ *e, char *var)
unset_in_environ (struct gdb_environ *e, const char *var)
{
int len = strlen (var);
char **vector = e->vector;

2
gdb/environ.h
View File

@ -42,7 +42,7 @@ extern char *get_in_environ (const struct gdb_environ *, const char *);
extern void set_in_environ (struct gdb_environ *, const char *, const char *);
extern void unset_in_environ (struct gdb_environ *, char *);
extern void unset_in_environ (struct gdb_environ *, const char *);
extern char **environ_vector (struct gdb_environ *);