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/*
* Copyright (c) 2023 Dennis Sädtler <dennis@obsproject.com>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "pipe.h"
#include "darray.h"
#include "dstr.h"
struct os_process_args {
DARRAY(char *) arguments;
};
struct os_process_args *os_process_args_create(const char *executable)
{
struct os_process_args *args = bzalloc(sizeof(struct os_process_args));
char *str = bstrdup(executable);
da_push_back(args->arguments, &str);
/* Last item in argv must be NULL. */
char *terminator = NULL;
da_push_back(args->arguments, &terminator);
return args;
}
void os_process_args_add_arg(struct os_process_args *args, const char *arg)
{
char *str = bstrdup(arg);
/* Insert before NULL list terminator. */
da_insert(args->arguments, args->arguments.num - 1, &str);
}
void os_process_args_add_argf(struct os_process_args *args, const char *format,
...)
{
va_list va_args;
struct dstr tmp = {0};
va_start(va_args, format);
dstr_vprintf(&tmp, format, va_args);
da_insert(args->arguments, args->arguments.num - 1, &tmp.array);
va_end(va_args);
}
size_t os_process_args_get_argc(struct os_process_args *args)
{
/* Do not count terminating NULL. */
return args->arguments.num - 1;
}
char **os_process_args_get_argv(const struct os_process_args *args)
{
return args->arguments.array;
}
void os_process_args_destroy(struct os_process_args *args)
{
if (!args)
return;
for (size_t idx = 0; idx < args->arguments.num; idx++)
bfree(args->arguments.array[idx]);
da_free(args->arguments);
bfree(args);
}
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