simple console-based event calendar
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#!/bin/sh
# kinda brittle, this, but mostly works
# just don't use names with whitespaces
target='every'
srcdir='src'
sources=`find $srcdir -type f -name '*.c' | sed -e "s/$srcdir\/\(.*\).c/\1.c/"`
objdir='build'
objects=`find $srcdir -type f -name '*.c' | sed -e "s/$srcdir\/\(.*\).c/\1.o/"`
cc='cc'
cflags='-Wall -O2'
cflagsdebug='-std=c99 -Wall -pedantic -ggdb3 -O0 -DDEBUG'
prefix='/usr/local'
rls_objects=`printf %s "$objects" | sed -e "s/^/$objdir\/release\//" | tr '\n' ' '`
dbg_objects=`printf %s "$objects" | sed -e "s/^/$objdir\/debug\//" | tr '\n' ' '`
dgen='gcc'
if [ ! `2>/dev/null which gcc` ]; then
if [ ! `2>/dev/null which clang` ]; then
echo 'err: could not find a suitable ' \
'compiler for calculating dependencies'
return 1
fi
dgen='clang'
fi
if [ -f 'Makefile' ]; then
make clean
fi
{
printf %s\\n '.POSIX:'
printf %s\\n '.SUFFIXES:'
printf %s\\n ''
printf %s\\n "CC = $cc"
printf %s\\n "CFLAGS = $cflags"
printf %s\\n "CFLAGSDEBUG = $cflagsdebug"
printf %s\\n "PREFIX = $prefix"
printf %s\\n ''
printf %s\\n "all: $target"
printf %s\\n ''
printf %s\\n "debug: dbg_$target"
printf %s\\n ''
printf %s\\n "install: all"
printf %s\\n ' mkdir -p $(DESTDIR)$(PREFIX)/bin'
printf %s\\n ' mkdir -p $(DESTDIR)$(PREFIX)/share/man/man1'
printf %s\\n " cp -f $target \$(DESTDIR)\$(PREFIX)/bin"
printf %s\\n " gzip < ${target}.1 > \$(DESTDIR)\$(PREFIX)/share/man/man1/${target}.1.gz"
printf %s\\n ''
printf %s\\n "$target: ${objdir}/release $rls_objects"
printf %s\\n " \$(CC) \$(LDFLAGS) -o $target $rls_objects \$(LDLIBS)"
printf %s\\n ''
printf %s\\n "dbg_$target: ${objdir}/debug $dbg_objects"
printf %s\\n " \$(CC) \$(LDFLAGS) -o dbg_$target $dbg_objects \$(LDLIBS)"
printf %s\\n ''
printf %s\\n "${objdir}/release:"
printf %s\\n " mkdir -p ${objdir}/release"
printf %s\\n ''
printf %s\\n "${objdir}/debug:"
printf %s\\n " mkdir -p ${objdir}/debug"
printf %s\\n ''
printf %s\\n 'src/version.h:'
printf %s\\n ' printf "%s\n%s\n\n%s%s%s\n\n%s\n" \'
printf %s\\n ' "#ifndef EVERY_VERSION_H" \'
printf %s\\n ' "#define EVERY_VERSION_H" \'
printf %s\\n " \"#define VERSION \\\"$target-\" \"`git describe --always --tags`\" \"\\\"\" \\"
printf %s\\n ' "#endif" > src/version.h'
printf %s\\n ''
printf %s\\n "$sources" | (while IFS= read -r s; do
$dgen $CFLAGS -MM -MG -MT ${objdir}/release/`printf %s $s | sed -e 's/\.c$/\.o/'` "$srcdir/$s" | sed -e "s/version.h/$srcdir\/version.h/"
printf %s\\n " \$(CC) -c \$(CFLAGS) -o ${objdir}/release/`printf %s $s | sed -e 's/\.c$/\.o/'` ${srcdir}/$s"
done)
printf %s\\n ''
printf %s\\n "$sources" | (while IFS= read -r s; do
$dgen $CFLAGS -MM -MG -MT ${objdir}/debug/`printf %s $s | sed -e 's/\.c$/\.o/'` "$srcdir/$s" | sed -e "s/version.h/$srcdir\/version.h/"
printf %s\\n " \$(CC) -c \$(CFLAGSDEBUG) -o ${objdir}/debug/`printf %s $s | sed -e 's/\.c$/\.o/'` ${srcdir}/$s"
done)
printf %s\\n ''
printf %s\\n 'clean:'
printf %s\\n ' rm -f src/version.h'
printf %s\\n " rm -f $target"
printf %s\\n " rm -f dbg_$target"
printf %s\\n " rm -rf $objdir"
} > Makefile