Use AC_PATH_PROG instead of which for portability (patch by Erik

Southworth, thanks).



git-svn-id: https://geany.svn.sourceforge.net/svnroot/geany/trunk@4240 ea778897-0a13-0410-b9d1-a72fbfd435f5

ChangeLog

@@ -5,6 +5,9 @@
    visible (patch by Eugene Arshinov, thanks).
  * src/callbacks.c:
    Focus editor after entering a number in the goto line toolbar entry.
+ * configure.in:
+   Use AC_PATH_PROG instead of which for portability (patch by Erik
+   Southworth, thanks).
 
 
 2009-09-24  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>

configure.in

@@ -17,9 +17,10 @@ AC_PROG_CC
 AC_PROG_CXX
 # check for C++ compiler explicitly and fail if none is found, do this check
 # after AC_PROG_CXX has set the CXX environment variable
-which $CXX >/dev/null 2>&1
-if test "x$?" != "x0"; then
-	AC_MSG_ERROR([No C++ compiler not found. Please install a C++ compiler.])
+AC_PATH_PROG([CXXCOMPILER], [$CXX])
+if ! test -x "${CXXCOMPILER}"
+then
+	AC_MSG_ERROR([No C++ compiler found. Please install a C++ compiler.])
 fi
 
 #AC_PROG_RANLIB
@@ -50,7 +51,7 @@ AC_CHECK_FUNCS([gethostname ftruncate fgetpos mkstemp regcomp strerror strstr])
 
 # get svn revision (try GIT first, then check for SVN)
 REVISION="r0"
-GIT=`which git 2>/dev/null`
+AC_PATH_PROG([GIT], [git])
 if test -d ".git" -a "x${GIT}" != "x" -a -x "${GIT}"
 then
 	REVISION=r`git svn find-rev origin/trunk 2>/dev/null ||
@@ -59,7 +60,7 @@ then
 fi
 if test "x${REVISION}" = "xr0"
 then
-	SVN=`which svn 2>/dev/null`
+	AC_PATH_PROG([SVN], [svn])
 	if test -d ".svn" -a "x${SVN}" != "x" -a -x "${SVN}"
 	then
 		REVISION=r`$SVN info|grep 'Last Changed Rev'|cut -d' ' -f4`