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[packages/trusty/cirros-testvm.git] / cirros-testvm / src-cirros / buildroot-2015.05 / package / joe / 0001-disable-bessel-functions-on-uclibc.patch

diff --git a/cirros-testvm/src-cirros/buildroot-2015.05/package/joe/0001-disable-bessel-functions-on-uclibc.patch b/cirros-testvm/src-cirros/buildroot-2015.05/package/joe/0001-disable-bessel-functions-on-uclibc.patch
new file mode 100644 (file)
index 0000000..9f7b72c
--- /dev/null
+++ b/cirros-testvm/src-cirros/buildroot-2015.05/package/joe/0001-disable-bessel-functions-on-uclibc.patch
@@ -0,0 +1,50 @@
+[PATCH] uClibc can be (and by default is) configured without bessel functions
+
+Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
+---
+ umath.c |   10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+Index: joe-3.7/umath.c
+===================================================================
+--- joe-3.7.orig/umath.c
++++ joe-3.7/umath.c
+@@ -7,6 +7,12 @@
+  */
+ #include "types.h"
+ 
++/* uClibc can be configured without bessel functions */
++#include <features.h>
++#if defined (__UCLIBC__) && !defined(__DO_XSI_MATH__)
++#define NO_BESSEL
++#endif
++
+ unsigned char *merr;
+ 
+ int mode_hex;
+@@ -396,10 +402,12 @@
+ double m_fabs(double n) { return fabs(n); }
+ double m_erf(double n) { return erf(n); }
+ double m_erfc(double n) { return erfc(n); }
++#ifndef NO_BESSEL
+ double m_j0(double n) { return j0(n); }
+ double m_j1(double n) { return j1(n); }
+ double m_y0(double n) { return y0(n); }
+ double m_y1(double n) { return y1(n); }
++#endif
+ 
+ double calc(BW *bw, unsigned char *s)
+ {
+@@ -434,10 +442,12 @@
+               v = get(USTR "abs"); v->func = m_fabs;
+               v = get(USTR "erf"); v->func = m_erf;
+               v = get(USTR "erfc"); v->func = m_erfc;
++#ifndef NO_BESSEL
+               v = get(USTR "j0"); v->func = m_j0;
+               v = get(USTR "j1"); v->func = m_j1;
+               v = get(USTR "y0"); v->func = m_y0;
+               v = get(USTR "y1"); v->func = m_y1;
++#endif
+       }
+ 
+       v = get(USTR "top");