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Add -soname linker option (Marc Andre Tanner)

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This commit is contained in:
grischka 2008-03-25 21:04:47 +00:00
parent 88b3cb570e
commit 9bcc0b970b
2 changed files with 69 additions and 5 deletions
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13
tcc.c
View File

@ -476,6 +476,9 @@ struct TCCState {
/* if true, static linking is performed */ /* if true, static linking is performed */
int static_link; int static_link;
/* soname as specified on the command line (-soname) */
const char *soname;
/* if true, all symbols are exported */ /* if true, all symbols are exported */
int rdynamic; int rdynamic;
@ -10560,8 +10563,8 @@ void help(void)
{ {
printf("tcc version " TCC_VERSION " - Tiny C Compiler - Copyright (C) 2001-2006 Fabrice Bellard\n" printf("tcc version " TCC_VERSION " - Tiny C Compiler - Copyright (C) 2001-2006 Fabrice Bellard\n"
"usage: tcc [-v] [-c] [-o outfile] [-Bdir] [-bench] [-Idir] [-Dsym[=val]] [-Usym]\n" "usage: tcc [-v] [-c] [-o outfile] [-Bdir] [-bench] [-Idir] [-Dsym[=val]] [-Usym]\n"
" [-Wwarn] [-g] [-b] [-bt N] [-Ldir] [-llib] [-shared] [-static]\n" " [-Wwarn] [-g] [-b] [-bt N] [-Ldir] [-llib] [-shared] [-soname name]\n"
" [infile1 infile2...] [-run infile args...]\n" " [-static] [infile1 infile2...] [-run infile args...]\n"
"\n" "\n"
"General options:\n" "General options:\n"
" -v display current version\n" " -v display current version\n"
@ -10582,6 +10585,7 @@ void help(void)
" -Ldir add library path 'dir'\n" " -Ldir add library path 'dir'\n"
" -llib link with dynamic or static library 'lib'\n" " -llib link with dynamic or static library 'lib'\n"
" -shared generate a shared library\n" " -shared generate a shared library\n"
" -soname set name for shared library to be used at runtime\n"
" -static static linking\n" " -static static linking\n"
" -rdynamic export all global symbols to dynamic linker\n" " -rdynamic export all global symbols to dynamic linker\n"
" -r generate (relocatable) object file\n" " -r generate (relocatable) object file\n"
@ -10618,6 +10622,7 @@ enum {
TCC_OPTION_c, TCC_OPTION_c,
TCC_OPTION_static, TCC_OPTION_static,
TCC_OPTION_shared, TCC_OPTION_shared,
TCC_OPTION_soname,
TCC_OPTION_o, TCC_OPTION_o,
TCC_OPTION_r, TCC_OPTION_r,
TCC_OPTION_Wl, TCC_OPTION_Wl,
@ -10654,6 +10659,7 @@ static const TCCOption tcc_options[] = {
{ "c", TCC_OPTION_c, 0 }, { "c", TCC_OPTION_c, 0 },
{ "static", TCC_OPTION_static, 0 }, { "static", TCC_OPTION_static, 0 },
{ "shared", TCC_OPTION_shared, 0 }, { "shared", TCC_OPTION_shared, 0 },
{ "soname", TCC_OPTION_soname, TCC_OPTION_HAS_ARG },
{ "o", TCC_OPTION_o, TCC_OPTION_HAS_ARG }, { "o", TCC_OPTION_o, TCC_OPTION_HAS_ARG },
{ "run", TCC_OPTION_run, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP }, { "run", TCC_OPTION_run, TCC_OPTION_HAS_ARG | TCC_OPTION_NOSEP },
{ "rdynamic", TCC_OPTION_rdynamic, 0 }, { "rdynamic", TCC_OPTION_rdynamic, 0 },
@ -10825,6 +10831,9 @@ int parse_args(TCCState *s, int argc, char **argv)
case TCC_OPTION_shared: case TCC_OPTION_shared:
output_type = TCC_OUTPUT_DLL; output_type = TCC_OUTPUT_DLL;
break; break;
case TCC_OPTION_soname:
s->soname = optarg;
break;
case TCC_OPTION_o: case TCC_OPTION_o:
multiple_files = 1; multiple_files = 1;
outfile = optarg; outfile = optarg;

61
tccelf.c
View File

@ -1314,8 +1314,11 @@ int tcc_output_file(TCCState *s1, const char *filename)
} }
/* XXX: currently, since we do not handle PIC code, we /* XXX: currently, since we do not handle PIC code, we
must relocate the readonly segments */ must relocate the readonly segments */
if (file_type == TCC_OUTPUT_DLL) if (file_type == TCC_OUTPUT_DLL) {
if (s1->soname)
put_dt(dynamic, DT_SONAME, put_elf_str(dynstr, s1->soname));
put_dt(dynamic, DT_TEXTREL, 0); put_dt(dynamic, DT_TEXTREL, 0);
}
/* add necessary space for other entries */ /* add necessary space for other entries */
saved_dynamic_data_offset = dynamic->data_offset; saved_dynamic_data_offset = dynamic->data_offset;
@ -2286,8 +2289,60 @@ static int ld_next(TCCState *s1, char *name, int name_size)
goto parse_name; goto parse_name;
} }
break; break;
case 'a' ... 'z': /* case 'a' ... 'z': */
case 'A' ... 'Z': case 'a':
case 'b':
case 'c':
case 'd':
case 'e':
case 'f':
case 'g':
case 'h':
case 'i':
case 'j':
case 'k':
case 'l':
case 'm':
case 'n':
case 'o':
case 'p':
case 'q':
case 'r':
case 's':
case 't':
case 'u':
case 'v':
case 'w':
case 'x':
case 'y':
case 'z':
/* case 'A' ... 'z': */
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
case 'G':
case 'H':
case 'I':
case 'J':
case 'K':
case 'L':
case 'M':
case 'N':
case 'O':
case 'P':
case 'Q':
case 'R':
case 'S':
case 'T':
case 'U':
case 'V':
case 'W':
case 'X':
case 'Y':
case 'Z':
case '_': case '_':
case '\\': case '\\':
case '.': case '.':