Merge "libcutils: sdk(mac) build error"
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commit
231d1ac640
1 changed files with 8 additions and 4 deletions
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@ -40,6 +40,10 @@
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#include "android_get_control_env.h"
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#ifndef TEMP_FAILURE_RETRY
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#define TEMP_FAILURE_RETRY(exp) (exp) // KISS implementation
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#endif
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LIBCUTILS_HIDDEN int __android_get_control_from_env(const char* prefix,
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const char* name) {
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if (!prefix || !name) return -1;
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@ -68,13 +72,13 @@ LIBCUTILS_HIDDEN int __android_get_control_from_env(const char* prefix,
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// Since we are inheriting an fd, it could legitimately exceed _SC_OPEN_MAX
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// Still open?
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#if defined(F_GETFD) // Linux lowest overhead
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#if defined(F_GETFD) // Lowest overhead
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if (TEMP_FAILURE_RETRY(fcntl(fd, F_GETFD)) < 0) return -1;
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#elif defined(F_GETFL) // Mac host lowest overhead
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if (fcntl(fd, F_GETFL) < 0) return -1;
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#elif defined(F_GETFL) // Alternate lowest overhead
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if (TEMP_FAILURE_RETRY(fcntl(fd, F_GETFL)) < 0) return -1;
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#else // Hail Mary pass
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struct stat s;
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if (fstat(fd, &s) < 0) return -1;
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if (TEMP_FAILURE_RETRY(fstat(fd, &s)) < 0) return -1;
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#endif
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return static_cast<int>(fd);
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