| index : pacman | |
| Archlinux32 fork of pacman | gitolite user |
| summaryrefslogtreecommitdiff |
| -rw-r--r-- | src/util/pactree.c | 169 |
diff --git a/src/util/pactree.c b/src/util/pactree.c index 6a10006f..1dee61bf 100644 --- a/src/util/pactree.c +++ b/src/util/pactree.c @@ -27,63 +27,66 @@ #include <alpm_list.h> /* output */ -char *provides = " provides"; -char *unresolvable = " [unresolvable]"; -char *branch_tip1 = "|--"; -char *branch_tip2 = "+--"; -int indent_size = 3; - -/* color */ -char *branch1_color = "\033[0;33m"; /* yellow */ -char *branch2_color = "\033[0;37m"; /* white */ -char *leaf1_color = "\033[1;32m"; /* bold green */ -char *leaf2_color = "\033[0;32m"; /* green */ -char *color_off = "\033[0m"; +struct graph_style { + const char *provides; + const char *tip1; + const char *tip2; + int indent; +}; + +static struct graph_style graph_default = { + " provides", + "|--", + "+--", + 3 +}; + +static struct graph_style graph_linear = { + "", + "", + "", + 0 +}; + +/* color choices */ +struct color_choices { + const char *branch1; + const char *branch2; + const char *leaf1; + const char *leaf2; + const char *off; +}; + +static struct color_choices use_color = { + "\033[0;33m", /* yellow */ + "\033[0;37m", /* white */ + "\033[1;32m", /* bold green */ + "\033[0;32m", /* green */ + "\033[0m" +}; + +static struct color_choices no_color = { + "", + "", + "", + "", + "" +}; /* globals */ +pmhandle_t *handle = NULL; pmdb_t *db_local; alpm_list_t *walked = NULL; alpm_list_t *provisions = NULL; /* options */ -int color = 0; +struct color_choices *color = &no_color; +struct graph_style *style = &graph_default; int graphviz = 0; -int linear = 0; int max_depth = -1; int reverse = 0; int unique = 0; -char *dbpath = NULL; - -static int alpm_local_init(void) -{ - int ret; - - ret = alpm_initialize(); - if(ret != 0) { - return(ret); - } - - ret = alpm_option_set_root(ROOTDIR); - if(ret != 0) { - return(ret); - } - - if(dbpath) { - ret = alpm_option_set_dbpath(dbpath); - } else { - ret = alpm_option_set_dbpath(DBPATH); - } - if(ret != 0) { - return(ret); - } - - db_local = alpm_option_get_localdb(); - if(!db_local) { - return(1); - } - - return(0); -} +const char *dbpath = DBPATH; static int parse_options(int argc, char *argv[]) { @@ -109,10 +112,10 @@ static int parse_options(int argc, char *argv[]) switch(opt) { case 'b': - dbpath = strdup(optarg); + dbpath = optarg; break; case 'c': - color = 1; + color = &use_color; break; case 'd': /* validate depth */ @@ -126,40 +129,27 @@ static int parse_options(int argc, char *argv[]) graphviz = 1; break; case 'l': - linear = 1; + style = &graph_linear; break; case 'r': reverse = 1; break; case 'u': - unique = linear = 1; + unique = 1; + style = &graph_linear; break; case 'h': case '?': default: - return(1); + return 1; } } if(!argv[optind]) { - return(1); - } - - if(!color) { - branch1_color = ""; - branch2_color = ""; - leaf1_color = ""; - leaf2_color = ""; - color_off = ""; - } - if(linear) { - provides = ""; - branch_tip1 = ""; - branch_tip2 = ""; - indent_size = 0; + return 1; } - return(0); + return 0; } static void usage(void) @@ -178,19 +168,15 @@ static void usage(void) static void cleanup(void) { - if(dbpath) { - free(dbpath); - } - alpm_list_free(walked); alpm_list_free(provisions); - alpm_release(); + alpm_release(handle); } /* pkg provides provision */ static void print_text(const char *pkg, const char *provision, int depth) { - int indent_sz = (depth + 1) * indent_size; + int indent_sz = (depth + 1) * style->indent; if(!pkg && !provision) { /* not much we can do */ @@ -199,17 +185,17 @@ static void print_text(const char *pkg, const char *provision, int depth) if(!pkg && provision) { /* we failed to resolve provision */ - printf("%s%*s%s%s%s%s%s\n", branch1_color, indent_sz, branch_tip1, - leaf1_color, provision, branch1_color, unresolvable, color_off); + printf("%s%*s%s%s%s [unresolvable]%s\n", color->branch1, indent_sz, + style->tip1, color->leaf1, provision, color->branch1, color->off); } else if(provision && strcmp(pkg, provision) != 0) { /* pkg provides provision */ - printf("%s%*s%s%s%s%s %s%s%s\n", branch2_color, indent_sz, branch_tip2, - leaf1_color, pkg, leaf2_color, provides, leaf1_color, provision, - color_off); + printf("%s%*s%s%s%s%s %s%s%s\n", color->branch2, indent_sz, style->tip2, + color->leaf1, pkg, color->leaf2, style->provides, color->leaf1, provision, + color->off); } else { /* pkg is a normal package */ - printf("%s%*s%s%s%s\n", branch1_color, indent_sz, branch_tip1, leaf1_color, - pkg, color_off); + printf("%s%*s%s%s%s\n", color->branch1, indent_sz, style->tip1, color->leaf1, + pkg, color->off); } } @@ -267,7 +253,7 @@ static void walk_reverse_deps(pmpkg_t *pkg, int depth) return; } - walked = alpm_list_add(walked, (void*)alpm_pkg_get_name(pkg)); + walked = alpm_list_add(walked, (void *)alpm_pkg_get_name(pkg)); required_by = alpm_pkg_compute_requiredby(pkg); for(i = required_by; i; i = alpm_list_next(i)) { @@ -299,7 +285,7 @@ static void walk_deps(pmpkg_t *pkg, int depth) return; } - walked = alpm_list_add(walked, (void*)alpm_pkg_get_name(pkg)); + walked = alpm_list_add(walked, (void *)alpm_pkg_get_name(pkg)); for(i = alpm_pkg_get_depends(pkg); i; i = alpm_list_next(i)) { pmdepend_t *depend = alpm_list_getdata(i); @@ -328,22 +314,27 @@ static void walk_deps(pmpkg_t *pkg, int depth) int main(int argc, char *argv[]) { - int ret; + int ret = 0; + enum _pmerrno_t err; const char *target_name; pmpkg_t *pkg; - ret = parse_options(argc, argv); - if(ret != 0) { + if(parse_options(argc, argv) != 0) { usage(); + ret = 1; goto finish; } - ret = alpm_local_init(); - if(ret != 0) { - fprintf(stderr, "error: cannot initialize alpm: %s\n", alpm_strerrorlast()); + handle = alpm_initialize(ROOTDIR, dbpath, &err); + if(!handle) { + fprintf(stderr, "error: cannot initialize alpm: %s\n", + alpm_strerror(err)); + ret = 1; goto finish; } + db_local = alpm_option_get_localdb(handle); + /* we only care about the first non option arg for walking */ target_name = argv[optind]; @@ -366,7 +357,7 @@ int main(int argc, char *argv[]) finish: cleanup(); - return(ret); + return ret; } /* vim: set ts=2 sw=2 noet: */ |