Changeset abb12f in git for Singular/links/ssiLink.cc

Timestamp:

Nov 8, 2013, 5:40:43 PM (9 years ago)

Author:

Hans Schoenemann <hannes@…>

Branches:

(u'jengelh-datetime', 'ceac47cbc86fe4a15902392bdbb9bd2ae0ea02c6')(u'spielwiese', 'a800fe4b3e9d37a38c5a10cc0ae9dfa0c15a4ee6')

Children:

70b3ae0102981cd252f90101eaae430e561b8335

Parents:

1b67251e4a873733c02ccc815041eedc24741797bf60110df1fa419b30f99931324a3f93e540bb71

Message:

Merge pull request #419 from steenpass/rlimit_sw

raise RLIMIT_NPROC if necessary for fork()

File:

• Singular/links/ssiLink.cc (modified) (2 diffs)

Singular/links/ssiLink.cc

@@ -38 +38 @@
 #include <libpolys/misc/options.h>
 #include <kernel/timer.h>
+#include <Singular/rlimit.h>
 #include <Singular/subexpr.h>
 #include <Singular/links/silink.h>
@@ -779 +780 @@
         pipe(pc);
         pipe(cp);
-        pid_t pid=fork();
+        pid_t pid = fork();
+        if (pid == -1 && errno == EAGAIN)   // RLIMIT_NPROC too low?
+        {
+          raise_rlimit_nproc();
+          pid = fork();
+        }
+        if (pid == -1)
+        {
+          WerrorS("could not fork");
+        }
         if (pid==0) /*fork: child*/
         {