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toolchain/toolchain-wrapper: make gcc --help -v work correctly

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make "gcc --help -v" display all the options, some packages depend on this
https://bugs.busybox.net/show_bug.cgi?id=15231

Signed-off-by: Sagi Mor <sagimor6@gmail.com>
[Arnout: move the handling to the beginning and directly call execv]
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>
(cherry picked from commit 9954315fc5b2026552a0f0175307ec8784b51578)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Sagi Mor 2023-01-07 20:09:43 +02:00 committed by Peter Korsgaard
parent f112f05b8f
commit ab1facc33a
1 changed files with 11 additions and 0 deletions
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11
toolchain/toolchain-wrapper.c
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@ -310,6 +310,17 @@ int main(int argc, char **argv)
perror(__FILE__ ": overflow");
return 3;
}
/* skip all processing --help is specified */
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "--help")) {
argv[0] = path;
if (execv(path, argv))
perror(path);
return 1;
}
}
#ifdef BR_CCACHE
ret = snprintf(ccache_path, sizeof(ccache_path), "%s/bin/ccache", absbasedir);
if (ret >= sizeof(ccache_path)) {