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FreeBSB fixes - elf align issues

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bellard 2002-12-08 14:35:48 +00:00
parent 4df76253ad
commit fa6ac83ec5
1 changed files with 11 additions and 0 deletions
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11
tccelf.c
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@ -825,7 +825,11 @@ static void tcc_add_runtime(TCCState *s1)
} }
/* name of ELF interpreter */ /* name of ELF interpreter */
#ifdef __FreeBSD__
static char elf_interp[] = "/usr/libexec/ld-elf.so.1";
#else
static char elf_interp[] = "/lib/ld-linux.so.2"; static char elf_interp[] = "/lib/ld-linux.so.2";
#endif
#define ELF_START_ADDR 0x08048000 #define ELF_START_ADDR 0x08048000
#define ELF_PAGE_SIZE 0x1000 #define ELF_PAGE_SIZE 0x1000
@ -1165,6 +1169,10 @@ int tcc_output_file(TCCState *s1, const char *filename)
ph->p_filesz = file_offset - ph->p_offset; ph->p_filesz = file_offset - ph->p_offset;
ph->p_memsz = addr - ph->p_vaddr; ph->p_memsz = addr - ph->p_vaddr;
ph++; ph++;
/* if in the middle of a page, we duplicate the page in
memory so that one copy is RX and the other is RW */
if ((addr & (ELF_PAGE_SIZE - 1)) != 0)
addr += ELF_PAGE_SIZE;
} }
/* if interpreter, then add corresponing program header */ /* if interpreter, then add corresponing program header */
@ -1324,6 +1332,9 @@ int tcc_output_file(TCCState *s1, const char *filename)
ehdr.e_ident[4] = ELFCLASS32; ehdr.e_ident[4] = ELFCLASS32;
ehdr.e_ident[5] = ELFDATA2LSB; ehdr.e_ident[5] = ELFDATA2LSB;
ehdr.e_ident[6] = EV_CURRENT; ehdr.e_ident[6] = EV_CURRENT;
#ifdef __FreeBSD__
ehdr.e_ident[EI_OSABI] = ELFOSABI_FREEBSD;
#endif
switch(file_type) { switch(file_type) {
default: default:
case TCC_OUTPUT_EXE: case TCC_OUTPUT_EXE: