44 lines
790 B
C
44 lines
790 B
C
#include <unistd.h>
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#include <link.h>
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#include <syscall.h>
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#define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1)
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int
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main (int argc, char **argv)
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{
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char **ev = &argv[argc + 1];
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char **evp = ev;
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ElfW(auxv_t) *av;
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const ElfW(Phdr) *phdr = NULL;
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size_t phnum = 0;
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size_t loadnum = 0;
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int fd = STDOUT_FILENO;
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size_t i;
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while (*evp++ != NULL)
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;
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av = (ElfW(auxv_t) *) evp;
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for (; av->a_type != AT_NULL; ++av)
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switch (av->a_type)
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{
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case AT_PHDR:
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phdr = (const void *) av->a_un.a_val;
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break;
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case AT_PHNUM:
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phnum = av->a_un.a_val;
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break;
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}
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for (i = 0; i < phnum; i++, phdr++)
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if (phdr->p_type == PT_LOAD)
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loadnum++;
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syscall (SYS_write, fd, STRING_COMMA_LEN ("PASS\n"));
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syscall (SYS_exit, !loadnum);
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return 0;
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}
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