[RFC PATCH 02/14] Introduce uriparser

[Ethan Glasser-Camp]

Seeing as there is no glib-standard way to parse URIs, an external
library is needed. This commit introduces another program in compat/
and a stanza in ./configure to test if uriparser is there.

Signed-off-by: Ethan Glasser-Camp <ethan at betacantrips.com>
---
 Makefile.local          |    2 +-
 compat/have_uriparser.c |   17 +++++++++++++++++
 configure               |   23 ++++++++++++++++++++---
 3 files changed, 38 insertions(+), 4 deletions(-)
 create mode 100644 compat/have_uriparser.c

diff --git a/Makefile.local b/Makefile.local
index a890df2..084f44e 100644
--- a/Makefile.local
+++ b/Makefile.local
@@ -41,7 +41,7 @@ PV_FILE=bindings/python/notmuch/version.py
 # Smash together user's values with our extra values
 FINAL_CFLAGS = -DNOTMUCH_VERSION=$(VERSION) $(CFLAGS) $(WARN_CFLAGS) $(CONFIGURE_CFLAGS) $(extra_cflags)
 FINAL_CXXFLAGS = $(CXXFLAGS) $(WARN_CXXFLAGS) $(CONFIGURE_CXXFLAGS) $(extra_cflags) $(extra_cxxflags)
-FINAL_NOTMUCH_LDFLAGS = $(LDFLAGS) -Lutil -lutil -Llib -lnotmuch $(AS_NEEDED_LDFLAGS) $(GMIME_LDFLAGS) $(TALLOC_LDFLAGS)
+FINAL_NOTMUCH_LDFLAGS = $(LDFLAGS) -Lutil -lutil -Llib -lnotmuch $(AS_NEEDED_LDFLAGS) $(GMIME_LDFLAGS) $(TALLOC_LDFLAGS) $(URIPARSER_LDFLAGS)
 FINAL_NOTMUCH_LINKER = CC
 ifneq ($(LINKER_RESOLVES_LIBRARY_DEPENDENCIES),1)
 FINAL_NOTMUCH_LDFLAGS += $(CONFIGURE_LDFLAGS)
diff --git a/compat/have_uriparser.c b/compat/have_uriparser.c
new file mode 100644
index 0000000..d79e51d
--- /dev/null
+++ b/compat/have_uriparser.c
@@ -0,0 +1,17 @@
+#include <uriparser/Uri.h>
+
+int
+main (int argc, char *argv[])
+{
+    UriParserStateA state;
+    UriUriA uri;
+    char *uriS = NULL;
+
+    state.uri = &uri;
+    if (uriParseUriA (&state, uriS) != URI_SUCCESS) {
+        /* Failure */
+        uriFreeUriMembersA (&uri);
+    }
+
+    return 0;
+}
diff --git a/configure b/configure
index 3fad424..80aa13c 100755
--- a/configure
+++ b/configure
@@ -313,6 +313,19 @@ else
     errors=$((errors + 1))
 fi
 
+printf "Checking for uriparser... "
+if ${CC} -o compat/have_uriparser "$srcdir"/compat/have_uriparser.c -luriparser > /dev/null 2>&1
+then
+    printf "Yes.\n"
+    uriparser_ldflags="-luriparser"
+    have_uriparser=1
+else
+    printf "No.\n"
+    have_uriparser=0
+    errors=$((errors + 1))
+fi
+rm -f compat/have_uriparser
+
 printf "Checking for valgrind development files... "
 if pkg-config --exists valgrind; then
     printf "Yes.\n"
@@ -431,11 +444,11 @@ case a simple command will install everything you need. For example:
 
 On Debian and similar systems:
 
-	sudo apt-get install libxapian-dev libgmime-2.6-dev libtalloc-dev
+	sudo apt-get install libxapian-dev libgmime-2.6-dev libtalloc-dev liburiparser-dev
 
 Or on Fedora and similar systems:
 
-	sudo yum install xapian-core-devel gmime-devel libtalloc-devel
+	sudo yum install xapian-core-devel gmime-devel libtalloc-devel uriparser-devel
 
 On other systems, similar commands can be used, but the details of the
 package names may be different.
@@ -669,6 +682,9 @@ GMIME_LDFLAGS = ${gmime_ldflags}
 TALLOC_CFLAGS = ${talloc_cflags}
 TALLOC_LDFLAGS = ${talloc_ldflags}
 
+# Flags needed to link against uriparser
+URIPARSER_LDFLAGS = ${uriparser_ldflags}
+
 # Flags needed to have linker set rpath attribute
 RPATH_LDFLAGS = ${rpath_ldflags}
 
@@ -698,5 +714,6 @@ CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS)    \\
 		     \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND) \\
 		     \$(VALGRIND_CFLAGS) \$(XAPIAN_CXXFLAGS)             \\
                      -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR)
-CONFIGURE_LDFLAGS =  \$(GMIME_LDFLAGS) \$(TALLOC_LDFLAGS) \$(XAPIAN_LDFLAGS)
+CONFIGURE_LDFLAGS =  \$(GMIME_LDFLAGS) \$(TALLOC_LDFLAGS) \$(XAPIAN_LDFLAGS) \\
+                     \$(URIPARSER_LDFLAGS)
 EOF
-- 
1.7.9.5