53223cbb4e
mktemp --tmpdir is not available on older Redhat RHEL5 machines. The alternative that has the same behavior is 'mktemp -t'. Signed-off-by: Thomas De Schampheleire <thomas.de.schampheleire@gmail.com> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
42 lines
1.1 KiB
Bash
Executable File
42 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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SYSROOT="${1}"
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# Make sure we have enough version components
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HDR_VER="${2}.0.0"
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HDR_M="${HDR_VER%%.*}"
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HDR_V="${HDR_VER#*.}"
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HDR_m="${HDR_V%%.*}"
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EXEC="$(mktemp -t check-headers.XXXXXX)"
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# We do not want to account for the patch-level, since headers are
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# not supposed to change for different patchlevels, so we mask it out.
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# This only applies to kernels >= 3.0, but those are the only one
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# we actually care about; we treat all 2.6.x kernels equally.
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${HOSTCC} -imacros "${SYSROOT}/usr/include/linux/version.h" \
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-x c -o "${EXEC}" - <<_EOF_
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#include <stdio.h>
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#include <stdlib.h>
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int main(int argc __attribute__((unused)),
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char** argv __attribute__((unused)))
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{
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if((LINUX_VERSION_CODE & ~0xFF)
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!= KERNEL_VERSION(${HDR_M},${HDR_m},0))
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{
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printf("Incorrect selection of kernel headers: ");
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printf("expected %d.%d.x, got %d.%d.x\n", ${HDR_M}, ${HDR_m},
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((LINUX_VERSION_CODE>>16) & 0xFF),
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((LINUX_VERSION_CODE>>8) & 0xFF));
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return 1;
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}
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return 0;
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}
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_EOF_
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"${EXEC}"
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ret=${?}
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rm -f "${EXEC}"
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exit ${ret}
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