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authorPieter Wuille <pieter.wuille@gmail.com>2014-12-04 19:17:07 +0100
committerPieter Wuille <pieter.wuille@gmail.com>2014-12-04 19:17:07 +0100
commit87bddb7a3a83aaad96b5b54b4bac34d8a71b3810 (patch)
tree8aab2e424df56d5786947d0827e98fe840a8caa6 /build-aux
parentd48555b36ac512161b81f9b6bca7bea16a0cd806 (diff)
downloadbitcoin-87bddb7a3a83aaad96b5b54b4bac34d8a71b3810.tar.xz
Squashed 'src/secp256k1/' changes from ad2028f..b0210a9
b0210a9 Merge pull request #135 ee3eb4b Fix a memory leak and add a number of small tests. 4d879a3 Merge pull request #134 d5e8362 Merge pull request #127 7b92cf6 Merge pull request #132 0bf70a5 Merge pull request #133 29ae131 Make scalar_add_bit test's overflow detection exact 9048def Avoid undefined shift behaviour efb7d4b Use constant-time conditional moves instead of byte slicing d220062 Merge pull request #131 82f9254 Fix typo 601ca04 Merge pull request #129 35399e0 Bugfix: b is restricted, not r c35ff1e Convert lambda splitter to pure scalar code. cc604e9 Avoid division when decomposing scalars ff8746d Add secp256k1_scalar_mul_shift_var bd313f7 Merge pull request #119 276f987 Merge pull request #124 25d125e Merge pull request #126 24b3c65 Add a test case for ECDSA recomputing infinity 32600e5 Add a test for r >= order signature handling 4d4eeea Make secp256k1_fe_mul_inner use the r != property be82e92 Require that r and b are different for field multiplication. 597128d Make num optional 659b554 Make constant initializers independent from num 0af5b47 Merge pull request #120 e2e8a36 Merge pull request #117 c76be9e Remove unused num functions 4285a98 Move lambda-splitting code to scalar. f24041d Switch all EC/ECDSA logic from num to scalar 6794be6 Add scalar splitting functions d1502eb Add secp256k1_scalar_inverse_var which delegates to GMP b5c9ee7 Make test_point_times_order test meaningful again 0b73059 Switch wnaf splitting from num-based to scalar-based 1e6c77c Generalize secp256k1_scalar_get_bits 5213207 Add secp256k1_scalar_add_bit 3c0ae43 Merge pull request #122 6e05287 Do signature recovery/verification with 4 possible recid case e3d692f Explain why no y=0 check is necessary for doubling f7dc1c6 Optimize doubling: secp256k1 has no y=0 point 666d3b5 Merge pull request #121 2a54f9b Correct typo in comment 9d64145 Merge pull request #114 99f0728 Fix secp256k1_num_set_bin handling of 0 d907ebc Add bounds checking to field element setters bb2cd94 Merge pull request #116 665775b Don't split the g factor when not using endomorphism 9431d6b Merge pull request #115 e2274c5 build: osx: attempt to work with homebrew keg-only packages git-subtree-dir: src/secp256k1 git-subtree-split: b0210a95da433e048a11d298efbcc14eb423c95f
Diffstat (limited to 'build-aux')
-rw-r--r--build-aux/m4/bitcoin_secp.m48
1 files changed, 7 insertions, 1 deletions
diff --git a/build-aux/m4/bitcoin_secp.m4 b/build-aux/m4/bitcoin_secp.m4
index e6f3470ed7..4ca28f99cf 100644
--- a/build-aux/m4/bitcoin_secp.m4
+++ b/build-aux/m4/bitcoin_secp.m4
@@ -78,7 +78,13 @@ fi
dnl
AC_DEFUN([SECP_GMP_CHECK],[
if test x"$has_gmp" != x"yes"; then
- AC_CHECK_HEADER(gmp.h,[AC_CHECK_LIB(gmp, __gmpz_init,[has_gmp=yes; GMP_LIBS=-lgmp; AC_DEFINE(HAVE_LIBGMP,1,[Define this symbol if libgmp is installed])])])
+ CPPFLAGS_TEMP="$CPPFLAGS"
+ CPPFLAGS="$GMP_CPPFLAGS $CPPFLAGS"
+ LIBS_TEMP="$LIBS"
+ LIBS="$GMP_LIBS $LIBS"
+ AC_CHECK_HEADER(gmp.h,[AC_CHECK_LIB(gmp, __gmpz_init,[has_gmp=yes; GMP_LIBS="$GMP_LIBS -lgmp"; AC_DEFINE(HAVE_LIBGMP,1,[Define this symbol if libgmp is installed])])])
+ CPPFLAGS="$CPPFLAGS_TEMP"
+ LIBS="$LIBS_TEMP"
fi
if test x"$set_field" = x"gmp" && test x"$has_gmp" != x"yes"; then
AC_MSG_ERROR([$set_field field support explicitly requested but libgmp was not found])