38 lines
975 B
C++
38 lines
975 B
C++
#include <libreborn/env.h>
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#include <libreborn/exec.h>
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#include <libreborn/log.h>
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// Define Constants
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#define ENV(name, ...) const char *const name##_ENV = #name;
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#include <libreborn/env-list.h>
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#undef ENV
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// Clear Internal Variables
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bool is_env_var_internal(const char *env) {
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return env[0] == '_';
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}
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void clear_internal_env_vars() {
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DEBUG("Clearing Internal Environmental Variables...");
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#define ENV(name, ...) \
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if (is_env_var_internal(name##_ENV)) { \
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set_and_print_env(name##_ENV, nullptr); \
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}
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#include <libreborn/env-list.h>
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#undef ENV
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}
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// Set Environmental Variable
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static void setenv_safe(const char *name, const char *value) {
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if (value != nullptr) {
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setenv(name, value, 1);
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} else {
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unsetenv(name);
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}
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}
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void set_and_print_env(const char *name, const char *value) {
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// Set The Value
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setenv_safe(name, value);
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// Print New Value
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DEBUG("Set %s = %s", name, value != NULL ? value : "(unset)");
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} |