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| author | Natanael Copa <ncopa@alpinelinux.org> | 2016-05-16 13:15:42 +0000 |
|---|---|---|
| committer | Natanael Copa <ncopa@alpinelinux.org> | 2016-05-16 13:15:42 +0000 |
| commit | 5dfc67bf332c73ae1cb690974693721d3ad59307 (patch) | |
| tree | 17016e47bf2322b4e1c427faacf5f1f5c333820b | |
| parent | bd5636c916fb13be2b3665059adedaad385c88e1 (diff) | |
| download | abuild-5dfc67bf332c73ae1cb690974693721d3ad59307.tar.bz2 abuild-5dfc67bf332c73ae1cb690974693721d3ad59307.tar.xz | |
abuild-fetch: retry to create lock on ESTALE
| -rw-r--r-- | abuild-fetch.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/abuild-fetch.c b/abuild-fetch.c index aaac7b3..d723550 100644 --- a/abuild-fetch.c +++ b/abuild-fetch.c @@ -26,6 +26,7 @@ THE SOFTWARE. #include <sys/wait.h> #include <err.h> +#include <errno.h> #include <fcntl.h> #include <limits.h> #include <stdio.h> @@ -99,9 +100,16 @@ int fetch(char *url, const char *destdir) err(1, lockfile); if (fcntl(lockfd, F_SETLK, &fl) < 0) { + int i; printf("Waiting for %s ...\n", lockfile); - if (fcntl(lockfd, F_SETLKW, &fl) < 0) - err(1, "fcntl(F_SETLKW)"); + for (i=0; i<10; i++) { + int r = fcntl(lockfd, F_SETLKW, &fl); + if (r == 0) + break; + if (r == -1 && errno != ESTALE) + err(1, "fcntl(F_SETLKW)"); + sleep(1); + } } if (access(outfile, F_OK) == 0) |