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fix: segfault '<t'

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This commit is contained in:
starnakin 2023-07-05 00:36:53 +02:00
parent 3cc5d4cdce
commit e9e80c192e
3 changed files with 25 additions and 23 deletions
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2
src/cmd/cmd.c
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@ -5,6 +5,7 @@ void cmd_del(void *ptr)
cmd_t* content = ptr;
tab_free((void**)content->args);
if (content->executable)
free(content->executable);
free(content);
}
@ -16,6 +17,7 @@ int cmd_init(cmd_t* command)
command->input[1] = -1;
command->output[0] = -1;
command->output[1] = -1;
command->executable = NULL;
return 0;
}

9
src/exec/exec.c
View File

@ -14,11 +14,6 @@
int execute(lst** cmds, cmd_t* cmd, lst** env)
{
int pid;
if (cmd->input[0] == -2 || cmd->input[0] == -2)
{
pid = -1;
return 0;
}
if (cmd->executable == NULL)
{
dprintf(2, "zzsh: command not found: %s\n", cmd->args[0]);
@ -127,7 +122,9 @@ int cmds_list_exec(lst** cmds, data_t *data)
add_fd(content->output, fds[1]);
add_fd(((cmd_t*)current->next->content)->input, fds[0]);
}
if (builtin_execute(data, content) == 1)
if (content->input[0] == -2 || content->input[0] == -2 || content->args[0] == NULL)
content->pid = -1;
else if (builtin_execute(data, content) == 1)
{
if (execute(cmds, content, data->env))
{

5
src/parsing/parsing.c
View File

@ -19,8 +19,10 @@ int parsing_cmd(char *str, cmd_t* command, data_t *data)
command->args = split_quoted_charset(str, "\t ");
if (command->args == NULL)
return 1;
for (size_t i = 0; command->args[i]; i++)
for (size_t i = 0; command->args[i] != NULL; i++)
quote_remover(command->args[i]);
if (command->args[0] != NULL)
{
if (command->args[0][0] == '\\')
{
tmp = strdup(command->args[0] + 1);
@ -42,6 +44,7 @@ int parsing_cmd(char *str, cmd_t* command, data_t *data)
if (command->args[0] == NULL)
return 1;
command->executable = parsing_executable(command->args[0], data);
}
return 0;
}