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include/env.h
46 строк
1 KB
Karel Zak
env: add env_list_add_getenv() and env_list_add_getenvs()
04 сен 2024, 14:39
04 сен 2024, 14:39
f52cce5
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/* * No copyright is claimed. This code is in the public domain; do with * it what you wish. */ #ifndef UTIL_LINUX_ENV_H #define UTIL_LINUX_ENV_H #include "c.h" #include "nls.h" struct ul_env_list; extern void sanitize_env(void); extern void __sanitize_env(struct ul_env_list **org); extern struct ul_env_list *env_list_add_variable(struct ul_env_list *ls, const char *name, const char *value); extern struct ul_env_list *env_list_add_getenv(struct ul_env_list *ls, const char *name, const char *dflt); extern struct ul_env_list *env_list_add_getenvs(struct ul_env_list *ls, const char *str); extern int env_list_setenv(struct ul_env_list *ls, int overwrite); extern void env_list_free(struct ul_env_list *ls); extern struct ul_env_list *env_list_from_fd(int pid); extern char *safe_getenv(const char *arg); #ifndef XSETENV_EXIT_CODE # define XSETENV_EXIT_CODE EXIT_FAILURE #endif static inline void xsetenv(char const *name, char const *val, int overwrite) { if (setenv(name, val, overwrite) != 0) err(XSETENV_EXIT_CODE, _("failed to set the %s environment variable"), name); } static inline int ul_remove_entry(char **argv, int remove, int last) { memmove(argv + remove, argv + remove + 1, sizeof(char *) * (last - remove)); return last - 1; } #endif /* UTIL_LINUX_ENV_H */