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Constify add_path and friends

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This constifies add_path, mod_path, and directory_switch.

gdb/ChangeLog
2017-11-07  Tom Tromey  <tom@tromey.com>

	* source.c (directory_switch, mod_path, add_path): Constify.
	* defs.h (add_path, mod_path, directory_switch): Constify.
	* mi/mi-cmd-env.c (env_mod_path): Constify.
This commit is contained in:
Tom Tromey 2017-10-11 17:04:29 -06:00
parent 6be9a197d9
commit 5614fb7720
4 changed files with 13 additions and 9 deletions
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6
gdb/ChangeLog
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@ -1,3 +1,9 @@
2017-11-07 Tom Tromey <tom@tromey.com>
* source.c (directory_switch, mod_path, add_path): Constify.
* defs.h (add_path, mod_path, directory_switch): Constify.
* mi/mi-cmd-env.c (env_mod_path): Constify.
2017-11-07 Tom Tromey <tom@tromey.com>
* infcmd.c (strip_bg_char): Return gdb::unique_xmalloc_ptr.

6
gdb/defs.h
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@ -350,11 +350,11 @@ extern int openp (const char *, int, const char *, int, char **);
extern int source_full_path_of (const char *, char **);
extern void mod_path (char *, char **);
extern void mod_path (const char *, char **);
extern void add_path (char *, char **, int);
extern void add_path (const char *, char **, int);
extern void directory_switch (char *, int);
extern void directory_switch (const char *, int);
extern char *source_path;

4
gdb/mi/mi-cmd-env.c
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@ -32,8 +32,6 @@
#include "top.h"
#include <sys/stat.h>
static void env_mod_path (char *dirname, char **which_path);
static const char path_var_name[] = "PATH";
static char *orig_path = NULL;
@ -94,7 +92,7 @@ mi_cmd_env_cd (const char *command, char **argv, int argc)
}
static void
env_mod_path (char *dirname, char **which_path)
env_mod_path (const char *dirname, char **which_path)
{
if (dirname == 0 || dirname[0] == '\0')
return;

6
gdb/source.c
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@ -444,7 +444,7 @@ directory_command (char *dirname, int from_tty)
This will not be quoted so we must not treat spaces as separators. */
void
directory_switch (char *dirname, int from_tty)
directory_switch (const char *dirname, int from_tty)
{
add_path (dirname, &source_path, 0);
}
@ -452,7 +452,7 @@ directory_switch (char *dirname, int from_tty)
/* Add zero or more directories to the front of an arbitrary path. */
void
mod_path (char *dirname, char **which_path)
mod_path (const char *dirname, char **which_path)
{
add_path (dirname, which_path, 1);
}
@ -464,7 +464,7 @@ mod_path (char *dirname, char **which_path)
as space or tab. */
void
add_path (char *dirname, char **which_path, int parse_separators)
add_path (const char *dirname, char **which_path, int parse_separators)
{
char *old = *which_path;
int prefix = 0;