From 1d422c32d6c3b137e8cb4a95b68fbd035107a7e5 Mon Sep 17 00:00:00 2001
From: Alexis Hildebrandt <afh@surryhill.net>
Date: Tue, 6 Jun 2023 15:51:54 +0200
Subject: Add build support readline

---
 src/main.cc      | 11 +++++++----
 src/system.hh.in |  1 +
 2 files changed, 8 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/main.cc b/src/main.cc
index 6b3e1eb3..fcd61f28 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -41,6 +41,9 @@
 
 #if HAVE_EDIT
 #include <editline/readline.h>
+#elif HAVE_READLINE
+#include <readline/readline.h>
+#include <readline/history.h>
 #endif
 
 using namespace ledger;
@@ -137,7 +140,7 @@ int main(int argc, char * argv[], char * envp[])
 
       bool exit_loop = false;
 
-#if HAVE_EDIT
+#if HAVE_EDIT || HAVE_READLINE
       rl_readline_name = const_cast<char *>("Ledger");
       // TODO: rl_attempted_completion_function = ledger_completion;
 
@@ -158,7 +161,7 @@ int main(int argc, char * argv[], char * envp[])
           add_history(expansion);
         }
 
-#else // HAVE_EDIT
+#else // HAVE_EDIT || HAVE_READLINE
 
       while (! std::cin.eof()) {
         std::cout << global_scope->prompt_string();
@@ -167,7 +170,7 @@ int main(int argc, char * argv[], char * envp[])
 
         char * p = skip_ws(line);
 
-#endif // HAVE_EDIT
+#endif // HAVE_EDIT || HAVE_READLINE
 
         check_for_signal();
 
@@ -178,7 +181,7 @@ int main(int argc, char * argv[], char * envp[])
             global_scope->execute_command_wrapper(split_arguments(p), true);
         }
 
-#if HAVE_EDIT
+#if HAVE_EDIT || HAVE_READLINE
         if (expansion)
           std::free(expansion);
         std::free(p);
diff --git a/src/system.hh.in b/src/system.hh.in
index 10086d23..05f28fc2 100644
--- a/src/system.hh.in
+++ b/src/system.hh.in
@@ -52,6 +52,7 @@
 #cmakedefine01 HAVE_GETTEXT
 
 #cmakedefine01 HAVE_EDIT
+#cmakedefine01 HAVE_READLINE
 #cmakedefine01 HAVE_GETPWUID
 #cmakedefine01 HAVE_GETPWNAM
 #cmakedefine01 HAVE_IOCTL
-- 
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