diff options
| author | Doug Nazar <nazard@nazar.ca> | 2021-04-09 11:57:05 +0300 |
|---|---|---|
| committer | Doug Nazar <nazard@nazar.ca> | 2021-04-09 11:57:05 +0300 |
| commit | bb5fcb310ab4334f4228d562f3cc8ee93b1067d4 (patch) | |
| tree | b8616ef70797c1c2383b75eabbfa479d88251014 | |
| parent | dc44b05bfb2f437ce15d28c950fac0b0cf061cbe (diff) | |
orccodemem: Report errno during failures to create mmap codemap.
| -rw-r--r-- | orc/orccodemem.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/orc/orccodemem.c b/orc/orccodemem.c index 0f09749..a996e76 100644 --- a/orc/orccodemem.c +++ b/orc/orccodemem.c @@ -14,6 +14,7 @@ #ifdef HAVE_CODEMEM_MMAP #include <sys/mman.h> +#include <sys/errno.h> #endif #ifdef HAVE_CODEMEM_VIRTUALALLOC @@ -223,7 +224,7 @@ orc_code_region_allocate_codemem_dual_map (OrcCodeRegion *region, fd = mkstemp (filename); umask (mask); if (fd == -1) { - ORC_WARNING ("failed to create temp file"); + ORC_WARNING ("failed to create temp file '%s'. err=%i", filename, errno); free (filename); return FALSE; } @@ -241,14 +242,14 @@ orc_code_region_allocate_codemem_dual_map (OrcCodeRegion *region, region->exec_ptr = mmap (NULL, SIZE, exec_prot, MAP_SHARED, fd, 0); if (region->exec_ptr == MAP_FAILED) { - ORC_WARNING("failed to create exec map"); + ORC_WARNING("failed to create exec map '%s'. err=%i", filename, errno); close (fd); return FALSE; } region->write_ptr = mmap (NULL, SIZE, PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0); if (region->write_ptr == MAP_FAILED) { - ORC_WARNING ("failed to create write map"); + ORC_WARNING ("failed to create write map '%s'. err=%i", filename, errno); munmap (region->exec_ptr, SIZE); close (fd); return FALSE; @@ -269,7 +270,7 @@ orc_code_region_allocate_codemem_anon_map (OrcCodeRegion *region) region->exec_ptr = mmap (NULL, SIZE, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0); if (region->exec_ptr == MAP_FAILED) { - ORC_WARNING("failed to create write/exec map"); + ORC_WARNING("failed to create write/exec map. err=%i", errno); return FALSE; } region->write_ptr = region->exec_ptr; |