hyung-hwan/hcl
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updated hclgo's command line parsing a bit
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hyung-hwan 2024-09-07 12:34:17 +09:00
parent 4617a68a71
commit a5d13e17e5
3 changed files with 48 additions and 5 deletions
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42
main.go
View File

@ -1,9 +1,10 @@
package main package main
import ( import (
"flag"
"fmt" "fmt"
"os" "os"
"strings" //"strings"
"code.miflux.com/hyung-hwan/hcl/go" "code.miflux.com/hyung-hwan/hcl/go"
) )
@ -26,9 +27,17 @@ var SYSCONFDIR = "."
type Param struct { type Param struct {
log_file string log_file string
input_file string input_file string
heapsize uint
modlibdirs string
fs_usage func()
}
func empty_usage() {
} }
func handle_arguments(param *Param) error { func handle_arguments(param *Param) error {
/*
var nargs int = len(os.Args) var nargs int = len(os.Args)
var i int var i int
@ -51,6 +60,36 @@ func handle_arguments(param *Param) error {
param.input_file = os.Args[i] param.input_file = os.Args[i]
return nil return nil
*/
var fs *flag.FlagSet
var heapsize *uint
var modlibdirs *string
var log *string
var err error
fs = flag.NewFlagSet(os.Args[0], flag.ContinueOnError)
heapsize = fs.Uint("heapsize", 0, "specify heap size")
modlibdirs = fs.String("modlibdirs", "", "specify module library directories")
log = fs.String("log", "", "specify log file")
param.fs_usage = fs.Usage
fs.Usage = empty_usage // i don't want fs.Parse() print the usage
err = fs.Parse(os.Args[1:])
fs.Usage = param.fs_usage // restore it
if err != nil {
return fmt.Errorf("command line error - %s", err.Error())
}
if fs.NArg() != 1 {
return fmt.Errorf("no input file or too many input files specified")
}
param.input_file = fs.Arg(0);
param.log_file = *log // TODO: parse the option part (e.g. --log /dev/stderr,debug+)
param.heapsize = *heapsize // TODO: set this to hcl
param.modlibdirs = *modlibdirs // TODO: set this to hcl
return nil;
} }
func main() { func main() {
@ -66,6 +105,7 @@ func main() {
err = handle_arguments(&param) err = handle_arguments(&param)
if err != nil { if err != nil {
fmt.Printf("Error: %s\n", err.Error()) fmt.Printf("Error: %s\n", err.Error())
param.fs_usage()
os.Exit(1) os.Exit(1)
} }

6
t/Makefile.am
View File

@ -32,8 +32,10 @@ TESTS = $(check_PROGRAMS) $(check_SCRIPTS) $(check_ERRORS)
TEST_EXTENSIONS = .hcl .err TEST_EXTENSIONS = .hcl .err
HCL_LOG_COMPILER = $(SHELL) $(abs_srcdir)/run.sh ../bin/hcl --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0 HCLBIN = ../bin/hcl
HCL_LOG_COMPILER = $(SHELL) $(abs_srcdir)/run.sh $(HCLBIN) --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0
AM_HCL_LOG_FLAGS = AM_HCL_LOG_FLAGS =
ERR_LOG_COMPILER = $(SHELL) $(abs_srcdir)/err.sh ../bin/hcl --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0 ERR_LOG_COMPILER = $(SHELL) $(abs_srcdir)/err.sh $(HCLBIN) --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0
AM_ERR_LOG_FLAGS = AM_ERR_LOG_FLAGS =

5
t/Makefile.in
View File

@ -497,9 +497,10 @@ check_ERRORS = \
EXTRA_DIST = $(check_SCRIPTS) $(check_ERRORS) EXTRA_DIST = $(check_SCRIPTS) $(check_ERRORS)
TEST_EXTENSIONS = .hcl .err TEST_EXTENSIONS = .hcl .err
HCL_LOG_COMPILER = $(SHELL) $(abs_srcdir)/run.sh ../bin/hcl --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0 HCLBIN = ../bin/hcl
HCL_LOG_COMPILER = $(SHELL) $(abs_srcdir)/run.sh $(HCLBIN) --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0
AM_HCL_LOG_FLAGS = AM_HCL_LOG_FLAGS =
ERR_LOG_COMPILER = $(SHELL) $(abs_srcdir)/err.sh ../bin/hcl --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0 ERR_LOG_COMPILER = $(SHELL) $(abs_srcdir)/err.sh $(HCLBIN) --modlibdirs="@abs_top_builddir@/mod:@abs_top_builddir@/mod/.libs" --heapsize=0
AM_ERR_LOG_FLAGS = AM_ERR_LOG_FLAGS =
all: all-am all: all-am