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libsysprof: fix tracefd string for child process

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This commit is contained in:
Christian Hergert
2024-08-14 14:36:25 -07:00
parent 1a19aba570
commit 836edc0c87
1 changed files with 3 additions and 2 deletions
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5
src/libsysprof/sysprof-spawnable.c
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@ -363,6 +363,7 @@ sysprof_spawnable_add_trace_fd (SysprofSpawnable *self,
g_autofd int dest = -1; g_autofd int dest = -1;
g_autofree char *name = NULL; g_autofree char *name = NULL;
g_autofree char *fdstr = NULL; g_autofree char *fdstr = NULL;
int id_in_child;
g_return_val_if_fail (SYSPROF_IS_SPAWNABLE (self), -1); g_return_val_if_fail (SYSPROF_IS_SPAWNABLE (self), -1);
@ -377,10 +378,10 @@ sysprof_spawnable_add_trace_fd (SysprofSpawnable *self,
if (-1 == (dest = dup (fd))) if (-1 == (dest = dup (fd)))
return -1; return -1;
fdstr = g_strdup_printf ("%d", dest); id_in_child = sysprof_spawnable_take_fd (self, g_steal_fd (&dest), -1);
fdstr = g_strdup_printf ("%d", id_in_child);
sysprof_spawnable_setenv (self, envvar, fdstr); sysprof_spawnable_setenv (self, envvar, fdstr);
sysprof_spawnable_take_fd (self, g_steal_fd (&dest), -1);
return g_steal_fd (&fd); return g_steal_fd (&fd);
} }