hirc

commit 42e5fa5c901ed48bb93e2037291db7cee78ca88a
parent 9596c9c231126604c4d257c16955d4c694bfd467
Author: hhvn <dev@hhvn.uk>
Date:   Thu,  2 Dec 2021 20:15:57 +0000

Makefile configure .gitignore: seamless configure script

Diffstat:
M
.gitignore
 | 
1
+
M
Makefile
 | 
15
+++++++--------
A
configure
 | 
31
+++++++++++++++++++++++++++++++

3 files changed, 39 insertions(+), 8 deletions(-)
diff --git a/.gitignore b/.gitignore
@@ -1,3 +1,4 @@
 hirc
 hirc.1
 *.o
+config.mk
diff --git a/Makefile b/Makefile
@@ -9,17 +9,16 @@ OBJ	= main.o handle.o hist.o nick.o \
 	  config.o strlcpy.o
 MAN	= hirc.1
 COMMIT	= $(shell git log HEAD...HEAD~1 --pretty=format:%h)
-
-# Comment to disable TLS
-LDTLS	= -ltls
-CTLS	= -DTLS
-
 CFLAGS	= -g -O0 $(CTLS)
-LDFLAGS = -lncursesw $(LDTLS)
-# Gentoo and other distributions/OSes may need -ltinfow
+LDFLAGS = -lncursesw
+
+include config.mk
 
 all: $(BIN) $(MAN)
 
+config.mk:
+	./configure
+
 $(BIN): $(OBJ)
 	$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(OBJ)
 
@@ -40,7 +39,7 @@ uninstall:
 	-rm -f $(MANDIR)/man1/$(MAN)
 
 clean:
-	-rm -f $(OBJ) $(MAN) $(BIN)
+	-rm -f config.mk $(OBJ) $(MAN) $(BIN)
 
 .c.o:
 	$(CC) $(CFLAGS) -c $<
diff --git a/configure b/configure
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+CC=${CC:-cc}
+
+trap "rm -f test.c test" EXIT
+echo "# Generated by configure" > config.mk
+
+printf '%s' "checking for libtls... "
+cat > test.c <<- EOF
+	#include <tls.h>
+	int main(void) { return 0; }
+EOF
+${CC} -ltls -o test test.c >/dev/null 2>/dev/null && {
+	printf '%s\n' "yes"
+	cat >> config.mk <<- EOF
+		LDFLAGS	+= -ltls
+		CFLAGS	+= -DTLS
+	EOF
+} || printf '%s\n' "no"
+
+printf '%s' "checking for libtinfow... "
+cat > test.c <<- EOF
+	#include <ncurses.h>
+	int main(void) { return 0; }
+EOF
+${CC} -ltinfow -o test test.c >/dev/null 2>/dev/null && {
+	printf '%s\n' "yes"
+	cat >> config.mk <<- EOF
+		LDFLAGS += -ltinfow
+	EOF
+} || printf '%s\n' "no"