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authorJo-Philipp Wich <jo@mein.io>2017-07-24 13:33:33 +0200
committerJo-Philipp Wich <jo@mein.io>2017-07-24 13:39:21 +0200
commit9e64874fb2508e49e52898c238d817bd152bf2c2 (patch)
tree1c6e5c6bc0acf963a9341a099929b74df121dfea /scripts
parent22a74ed310fcda175105c46e22638ffe8e560bcd (diff)
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build: bundle-libraries.sh: do not override argv[0] in inner exec calls
Only mangle argv[0] of the first executed process and leave the argument vector of subsequent invocations as-is to allow child programs to properly discover resources relative to their binary locations. Fixes "cc1" discovery when executing the host gcc through the bundled "ccache" executable. Signed-off-by: Jo-Philipp Wich <jo@mein.io>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/bundle-libraries.sh4
1 files changed, 3 insertions, 1 deletions
diff --git a/scripts/bundle-libraries.sh b/scripts/bundle-libraries.sh
index b108fd8..f254d4d 100755
--- a/scripts/bundle-libraries.sh
+++ b/scripts/bundle-libraries.sh
@@ -79,8 +79,10 @@ _runas_so() {
int mangle_arg0(int argc, char **argv, char **env) {
char *arg0 = getenv("RUNAS_ARG0");
- if (arg0)
+ if (arg0) {
argv[0] = arg0;
+ unsetenv("RUNAS_ARG0");
+ }
return 0;
}