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From 9d90674798a5f26f364893d38c9bf5abf980c586 Mon Sep 17 00:00:00 2001
From: Timothy Gu
Date: Sun, 20 Apr 2014 07:55:35 -0700
Subject: [PATCH 1/3] Split libregex and regex.h detection
On some systems like Windows there might be a regex.h but you need to
explicitly link to it.
Only applies to tibs-based build system as that's what MXE uses.
Signed-off-by: Timothy Gu
---
configure | 6 ++++++
libs/lensfun/lensfun.mak | 4 ++--
libs/lensfun/lensfun.pc.in | 2 +-
3 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/configure b/configure
index 0ac4bf7..6f55ec2 100755
--- a/configure
+++ b/configure
@@ -74,6 +74,12 @@ if tibs.pkgconfig_check_library ("libpng", "1.0"):
# One day we'll switch to regex library from GLib
if not tibs.check_header ("regex.h"):
tibs.add_config_mak ("NEED_REGEX")
+ tibs.add_config_mak ("NEED_LIB_REGEX", "regex")
+elif tibs.TARGET [0] == "windows":
+ # FIXME: make this a real check instead of a special case
+ # On some systems if regex.h is there we still need to link to libregex as
+ # it is not in libc.
+ tibs.add_config_mak ("NEED_LIB_REGEX", "regex")
# Check for CPU vectorization feature enable flags
if tibs.VECTORIZATION.strip ().upper () == "YES":
diff --git a/libs/lensfun/lensfun.mak b/libs/lensfun/lensfun.mak
index 9adc56a..a45f0f2 100644
--- a/libs/lensfun/lensfun.mak
+++ b/libs/lensfun/lensfun.mak
@@ -4,7 +4,7 @@ DIR.INCLUDE.C += :include/lensfun
TARGETS.lensfun = lensfun$L
SRC.lensfun$L := $(wildcard libs/lensfun/*.cpp libs/lensfun/$(TARGET)/*.cpp)
SHARED.lensfun$L = $(if $(SHAREDLIBS),$(CONF_LIB_VERSION))
-LIBS.lensfun = $(TARGETS.regex)
+LIBS.lensfun = $(if $(NEED_REGEX),$(TARGETS.regex),$(NEED_LIB_REGEX))
SYSLIBS.lensfun = GLIB_20
INSTALL.TARGETS += lensfun
INSTALL.INCLUDE.lensfun$L = include/lensfun/lensfun.h
@@ -22,4 +22,4 @@ TOOLKIT.lensfun-pc = PKGCONFIG
TARGETS.lensfun-pc = lensfun.pc
SRC.lensfun.pc := $(wildcard libs/lensfun/*.pc.in) config.mak
INSTALL.TARGETS += lensfun-pc
-PKGCONFIG.SED.lensfun-pc = -e "s,@NEED_REGEX@,$(if $(NEED_REGEX),-lregex,),g" -e "s,@CONF_LENSFUN_STATIC@,$(if $(SHAREDLIBS),,-DCONF_LENSFUN_STATIC),g"
+PKGCONFIG.SED.lensfun-pc = -e "s,@NEED_LIB_REGEX@,$(if $(NEED_LIB_REGEX),-l$(NEED_LIB_REGEX),),g" -e "s,@CONF_LENSFUN_STATIC@,$(if $(SHAREDLIBS),,-DCONF_LENSFUN_STATIC),g"
diff --git a/libs/lensfun/lensfun.pc.in b/libs/lensfun/lensfun.pc.in
index 801a556..f61af62 100644
--- a/libs/lensfun/lensfun.pc.in
+++ b/libs/lensfun/lensfun.pc.in
@@ -2,5 +2,5 @@ Name: lensfun
Description: A photographic lens database and access library
Version: @CONF_VERSION@
Requires: glib-2.0
-Libs: -L@CONF_LIBDIR@ -llensfun @NEED_REGEX@
+Libs: -L@CONF_LIBDIR@ -llensfun @NEED_LIB_REGEX@
Cflags: -I@CONF_INCLUDEDIR@ @CONF_LENSFUN_STATIC@
--
1.8.3.2