diff options
Diffstat (limited to 'src/u_vars_next.c')
| -rw-r--r-- | src/u_vars_next.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/u_vars_next.c b/src/u_vars_next.c index 5ffdbb1..28cdd45 100644 --- a/src/u_vars_next.c +++ b/src/u_vars_next.c @@ -84,6 +84,7 @@ char u_subst_var_value(const char varname[], const char newval[], t_msh *msh) { + size_t i; long env_line; char new_line_fmt[ARG_MAX]; @@ -91,10 +92,14 @@ char u_subst_var_value(const char varname[], { ft_memdel((void*)&msh->envp[env_line]); ft_sprintf(new_line_fmt, "%s=%s", varname + 1, newval); - /* if ((msh->envp[env_line] = (char*)malloc((ft_strlen(new_line_fmt) + 1) * */ - /* sizeof(char))) == NULL) */ - if ((msh->envp[env_line] = NULL) == NULL) + if ((msh->envp[env_line] = (char*)malloc((ft_strlen(new_line_fmt) + 1) * + sizeof(char))) == NULL) { + i = env_line; + while (msh->envp[++i] != NULL) + ft_memdel((void*)&msh->envp[i]); + ft_delwords(msh->envp); + msh->envp = NULL; return (1); } (void)ft_strlcpy(msh->envp[env_line], |