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Support -v --help the same way as gcc does

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This commit is contained in:
Christian Jullien 2020-06-01 17:11:11 +02:00
parent ae14ef5426
commit 47363cbb97
2 changed files with 17 additions and 4 deletions
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3
libtcc.c
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@ -1773,6 +1773,9 @@ reparse:
switch(popt->index) {
case TCC_OPTION_HELP:
if (s->verbose > 0)
return OPT_VERBOSE_HELP;
else
return OPT_HELP;
case TCC_OPTION_HELP2:
return OPT_HELP2;

18
tcc.c
View File

@ -268,10 +268,20 @@ redo:
opt = tcc_parse_args(s, &argc, &argv, 1);
if (n == 0) {
if (opt == OPT_HELP)
return fputs(help, stdout), 0;
if (opt == OPT_HELP2)
return fputs(help2, stdout), 0;
if (opt == OPT_HELP) {
fputs(help, stdout);
return 0;
}
if (opt == OPT_HELP2) {
fputs(help, stdout);
return 0;
}
if (opt == OPT_VERBOSE_HELP) {
/* simulate gcc -v --help */
fputs(help, stdout);
fputs(help2, stdout);
return 0;
}
if (opt == OPT_M32 || opt == OPT_M64)
tcc_tool_cross(s, argv, opt); /* never returns */
if (s->verbose)