Aksal/nuttx-apps
1
0
Fork 1
mirror of https://github.com/apache/nuttx-apps.git synced 2026-08-01 20:29:00 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Use lib_get_tempbuffer Saving stack

Browse source 
Signed-off-by: zhangshoukui <zhangshoukui@xiaomi.com>
This commit is contained in:
zhangshoukui 2024-12-12 17:10:01 +08:00 • committed by Xiang Xiao
parent 4685ca557b
commit 339eeaa087
1 changed files with 19 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

24
nshlib/nsh_mmcmds.c
View file

@ -26,6 +26,7 @@
#include <nuttx/config.h>
#include <stdio.h>
#include <string.h>
#include "nsh.h"
@ -58,9 +59,18 @@ int cmd_free(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
int cmd_memdump(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
{
char arg[LINE_MAX] = "";
FAR char *arg;
int ret;
int i;
arg = lib_get_tempbuffer(LINE_MAX);
if (arg == NULL)
{
return -ENOMEM;
}
arg[0] = '\0';
if (argc == 1)
{
strlcpy(arg, "used", LINE_MAX);
@ -68,8 +78,10 @@ int cmd_memdump(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
else if (argc >= 2 && (strcmp(argv[1], "-h") == 0 ||
strcmp(argv[1], "help") == 0))
{
return nsh_catfile(vtbl, argv[0],
CONFIG_NSH_PROC_MOUNTPOINT "/memdump");
ret = nsh_catfile(vtbl, argv[0],
CONFIG_NSH_PROC_MOUNTPOINT "/memdump");
lib_put_tempbuffer(arg);
return ret;
}
else
{
@ -83,8 +95,10 @@ int cmd_memdump(FAR struct nsh_vtbl_s *vtbl, int argc, FAR char **argv)
}
}
return nsh_writefile(vtbl, argv[0], arg, strlen(arg),
CONFIG_NSH_PROC_MOUNTPOINT "/memdump");
ret = nsh_writefile(vtbl, argv[0], arg, strlen(arg),
CONFIG_NSH_PROC_MOUNTPOINT "/memdump");
lib_put_tempbuffer(arg);
return ret;
}
#endif /* !CONFIG_NSH_DISABLE_MEMDUMP && NSH_HAVE_WRITEFILE */