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authorAndrew Cagney <cagney@redhat.com>2001-06-12 15:03:04 +0000
committerAndrew Cagney <cagney@redhat.com>2001-06-12 15:03:04 +0000
commit1f8cc6dbc0da3d3248de330289713ab6cebb21f2 (patch)
tree40c8f220f1c6c3ddde20ac7d510fa9d150a6c07a /gdb/source.c
parent11f6f21d465eb5e05ff2819ae58ae545c6e15e59 (diff)
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s/char */const char */
Diffstat (limited to 'gdb/source.c')
-rw-r--r--gdb/source.c17
1 files changed, 10 insertions, 7 deletions
diff --git a/gdb/source.c b/gdb/source.c
index ebc82dc..8d705db 100644
--- a/gdb/source.c
+++ b/gdb/source.c
@@ -515,12 +515,14 @@ source_info (char *ignore, int from_tty)
/* >>>> This should only allow files of certain types,
>>>> eg executable, non-directory */
int
-openp (char *path, int try_cwd_first, char *string, int mode, int prot,
+openp (const char *path, int try_cwd_first, const char *string,
+ int mode, int prot,
char **filename_opened)
{
register int fd;
register char *filename;
- register char *p, *p1;
+ const char *p;
+ const char *p1;
register int len;
int alloclen;
@@ -534,7 +536,8 @@ openp (char *path, int try_cwd_first, char *string, int mode, int prot,
if (try_cwd_first || IS_ABSOLUTE_PATH (string))
{
int i;
- filename = string;
+ filename = alloca (strlen (string) + 1);
+ strcpy (filename, string);
fd = open (filename, mode, prot);
if (fd >= 0)
goto done;
@@ -548,11 +551,11 @@ openp (char *path, int try_cwd_first, char *string, int mode, int prot,
string += 2;
alloclen = strlen (path) + strlen (string) + 2;
- filename = (char *) alloca (alloclen);
+ filename = alloca (alloclen);
fd = -1;
for (p = path; p; p = p1 ? p1 + 1 : 0)
{
- p1 = (char *) strchr (p, DIRNAME_SEPARATOR);
+ p1 = strchr (p, DIRNAME_SEPARATOR);
if (p1)
len = p1 - p;
else
@@ -570,7 +573,7 @@ openp (char *path, int try_cwd_first, char *string, int mode, int prot,
if (newlen > alloclen)
{
alloclen = newlen;
- filename = (char *) alloca (alloclen);
+ filename = alloca (alloclen);
}
strcpy (filename, current_directory);
}
@@ -597,7 +600,7 @@ done:
if (filename_opened)
{
if (fd < 0)
- *filename_opened = (char *) 0;
+ *filename_opened = NULL;
else if (IS_ABSOLUTE_PATH (filename))
*filename_opened = savestring (filename, strlen (filename));
else