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varnish-cache
Commit b6950530 authored by Poul-Henning Kamp's avatar Poul-Henning Kamp
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Save a tons of sysconf() syscalls.

parent 68768d97
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Showing with 3 additions and 2 deletions
lib/libvarnish/vsub.c
View file @ b6950530
...@@ -70,7 +70,7 @@ unsigned ...@@ -70,7 +70,7 @@ unsigned
VSUB_run(struct vsb *sb, vsub_func_f *func, void *priv, const char *name, VSUB_run(struct vsb *sb, vsub_func_f *func, void *priv, const char *name,
int maxlines) int maxlines)
{ {
int rv, p[2], sfd, status; int rv, p[2], sfd, hfd, status;
pid_t pid; pid_t pid;
struct vlu *vlu; struct vlu *vlu;
struct vsub_priv sp; struct vsub_priv sp;
...@@ -100,7 +100,8 @@ VSUB_run(struct vsb *sb, vsub_func_f *func, void *priv, const char *name, ...@@ -100,7 +100,8 @@ VSUB_run(struct vsb *sb, vsub_func_f *func, void *priv, const char *name,
assert(dup2(p[1], STDOUT_FILENO) == STDOUT_FILENO); assert(dup2(p[1], STDOUT_FILENO) == STDOUT_FILENO);
assert(dup2(p[1], STDERR_FILENO) == STDERR_FILENO); assert(dup2(p[1], STDERR_FILENO) == STDERR_FILENO);
/* Close all other fds */ /* Close all other fds */
for (sfd = STDERR_FILENO+1; sfd < sysconf(_SC_OPEN_MAX); sfd++) hfd = sysconf(_SC_OPEN_MAX);
for (sfd = STDERR_FILENO+1; sfd < hfd; sfd++)
(void)close(sfd); (void)close(sfd);
func(priv); func(priv);
/* /*
......
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