From: Uwe Hermann <redacted>
Date: Fri, 10 May 2013 18:59:42 +0000 (+0200)
Subject: Always link against the math library.
X-Git-Tag: libsigrok-0.2.1~89
X-Git-Url: http://sigrok.org/gitweb/?p=libsigrok.git;a=commitdiff_plain;h=ee8ddd8f5aadee71749882ba897c29e3c12fe1ed

Always link against the math library.

This fixes bug #115.
---

diff --git a/configure.ac b/configure.ac
index b5610187..7c88dc71 100644
--- a/configure.ac
+++ b/configure.ac
@@ -197,6 +197,9 @@ AC_ARG_ENABLE(zeroplus-logic-cube,
 # libsigrok.pc file.
 SR_PKGLIBS=""
 
+# libm (the standard math library) is always needed.
+AC_SEARCH_LIBS([pow], [m])
+
 # libglib-2.0 is always needed. Abort if it's not found.
 # Note: glib-2.0 is part of the libsigrok API (hard pkg-config requirement).
 # We require at least 2.32.0 due to e.g. g_variant_new_fixed_array().
diff --git a/libsigrok.pc.in b/libsigrok.pc.in
index 251411cd..219f7c3b 100644
--- a/libsigrok.pc.in
+++ b/libsigrok.pc.in
@@ -10,6 +10,6 @@ Requires: glib-2.0
 Requires.private: @SR_PKGLIBS@
 Version: @VERSION@
 Libs: -L${libdir} -lsigrok
-Libs.private:
+Libs.private: -lm
 Cflags: -I${includedir}