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/*
* Copyright (c) 2026, Chloe M., et al.
* Provided under the BSD-3 clause.
*/
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include "bop/common.h"
#include "bop/hook.h"
#include "bop/build.h"
static void
version(void)
{
printf("Version: %s\n", BOP_VERSION);
}
static void
help(void)
{
printf("usage: %s=<dir> ./bop [flags] [build_op]\n", BOP_BUILD_ENV);
printf("-- flags --\n");
printf("[-h] Display this help menu\n");
printf("[-v] Display the version\n");
printf("-- build operations\n");
printf("[build] Build the directory specified by %s\n", BOP_BUILD_ENV);
printf("[clean] Clean all object files\n");
}
/*
* Convert an operations string to a build_op_t type
*/
static inline build_op_t
opstr_to_op(const char *opstr)
{
if (opstr == NULL) {
return BUILD_OP_BUILD;
}
switch (*opstr) {
case 'b':
if (strcmp(opstr, "build") == 0) {
return BUILD_OP_BUILD;
}
break;
case 'c':
if (strcmp(opstr, "clean") == 0) {
return BUILD_OP_CLEAN;
}
break;
}
return BUILD_OP_BUILD;
}
/*
* Discover any possible hooks to be ran in the desired build directory and
* begin the build process.
*
* @build_dir: Build directory
* @bop: Build operation
*/
static int
run_build(const char *build_dir, build_op_t bop)
{
char pathbuf[256];
int error;
/*
* There is a pre-build hook to be located within the [BUILD_DIR]/.bop/prehook.sh which
* is simply a shell script to be executed. Only run it if we aren't cleaning up the build
* space.
*/
if (bop != BUILD_OP_CLEAN) {
snprintf(pathbuf, sizeof(pathbuf), "%s/.bop/prehook.sh", build_dir);
if (access(pathbuf, F_OK) == 0)
bop_shell_hook(pathbuf);
}
error = bop_build_dir(build_dir, bop);
if (error < 0) {
printf("fatal: failed to build '%s'\n", build_dir);
return error;
}
/* Run the post hook if we can */
if (bop != BUILD_OP_CLEAN) {
snprintf(pathbuf, sizeof(pathbuf), "%s/.bop/posthook.sh", build_dir);
if (access(pathbuf, F_OK) == 0)
bop_shell_hook(pathbuf);
}
return 0;
}
/*
* Build a directory list
*
* @bop: Build operations
*/
static int
build_dirlist(build_op_t bop)
{
const char *dir_list;
char *p, *tok;
int error;
dir_list = getenv(BOP_BUILD_ENV);
if (dir_list == NULL) {
printf("fatal: build directories not specified in %s\n", BOP_BUILD_ENV);
return -1;
}
if ((p = strdup(dir_list)) == NULL) {
printf("fatal: out of memory\n");
return -1;
}
/* Build each directory specified */
tok = strtok(p, ":");
while (tok != NULL) {
printf("[->]\t\t%s\n", tok);
error = run_build(tok, bop);
if (error < 0)
break;
tok = strtok(NULL, ":");
}
if (error < 0) {
printf("fatal: failed to build %s\n", tok);
free(p);
return -1;
}
free(p);
return 0;
}
int
main(int argc, char **argv)
{
int opt;
char *build_opt;
build_op_t bop;
if (argc < 2) {
printf("fatal: too few arguments\n");
help();
return -1;
}
while ((opt = getopt(argc, argv, "hv")) != -1) {
switch (opt) {
case 'h':
help();
return -1;
case 'v':
version();
return -1;
}
}
if (optind >= argc) {
printf("fatal: please specify a build operation\n");
help();
return -1;
}
build_opt = argv[optind++];
bop = opstr_to_op(build_opt);
return build_dirlist(bop);
}
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