crt1.c File Reference

#include <stdlib.h>
#include <sys/cdefs.h>

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Functions
int	main (int, char **)
static void	handle_static_init (int argc, char **argv, char **env)
static void	handle_argv (int argc, char *argv[], char **env)
void	_start (char **ap)

Variables
void(*	__preinit_array_start [])(int, extern void *char **, extern void *char **)

Function Documentation

_start()

void _start

(

char **

ap

)

Definition at line 101 of file crt1.c.

{
        int status;
        int argc = 0;
        char **argv = NULL;
        char **env = NULL;
 
        argc = *(long *)(void *)ap;
        argv = ap + 1;
        //env = ap + 2 + argc;
        handle_argv(argc, argv, env);
 
        handle_static_init(argc, argv, env);
 
        status = main(argc, argv);
 
        finalizer();
 
        exit(status);
}

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handle_argv()

static void handle_argv ( int  argc, char *  argv[], char **  env  )

inlinestatic

Definition at line 85 of file crt1.c.

{
        const char *s;
 
        if (environ == NULL)
                environ = env;
        if (argc > 0 && argv[0] != NULL) {
                __progname = argv[0];
                for (s = __progname; *s != '\0'; s++) {
                        if (*s == '/')
                                __progname = s + 1;
                }
        }
}

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handle_static_init()

static void handle_static_init ( int  argc, char **  argv, char **  env  )

inlinestatic

Definition at line 62 of file crt1.c.

{
        void (*fn)(int, char **, char **);
        size_t array_size, n;
 
        atexit(finalizer);
 
        array_size = __preinit_array_end - __preinit_array_start;
        for (n = 0; n < array_size; n++) {
                fn = __preinit_array_start[n];
                if ((uintptr_t)fn != 0 && (uintptr_t)fn != 1)
                        fn(argc, argv, env);
        }
        _init();
        array_size = __init_array_end - __init_array_start;
        for (n = 0; n < array_size; n++) {
                fn = __init_array_start[n];
                if ((uintptr_t)fn != 0 && (uintptr_t)fn != 1)
                        fn(argc, argv, env);
        }
}

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main()

int main	(	int	,
		char **
	)

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Variable Documentation

__preinit_array_start

void(* __preinit_array_start[])(int, extern void *char **, extern void *char **) ( int  , extern void *  char **, extern void *  char **  )

extern