From c85dc033dc58b06f1fc3cef6c2667f6516ac12b4 Mon Sep 17 00:00:00 2001 From: Oswald Buddenhagen Date: Fri, 27 Apr 2012 11:51:55 +0200 Subject: [PATCH] add $$reverse() function returns the list with the order of the elements reversed. one can easily implement this with existing functions, but this is way faster and more readable. Change-Id: I12d306eb9fe58fc332622274ea6b658192529491 Reviewed-by: Joerg Bornemann --- qmake/project.cpp | 14 +++++++++++++- tests/auto/tools/qmake/testdata/functions/functions.pro | 2 ++ 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/qmake/project.cpp b/qmake/project.cpp index 935400e..8508059 100644 --- a/qmake/project.cpp +++ b/qmake/project.cpp @@ -79,7 +79,7 @@ QT_BEGIN_NAMESPACE //expand functions enum ExpandFunc { E_MEMBER=1, E_FIRST, E_LAST, E_CAT, E_FROMFILE, E_EVAL, E_LIST, E_SPRINTF, E_FORMAT_NUMBER, E_JOIN, E_SPLIT, E_BASENAME, E_DIRNAME, E_SECTION, - E_FIND, E_SYSTEM, E_UNIQUE, E_QUOTE, E_ESCAPE_EXPAND, + E_FIND, E_SYSTEM, E_UNIQUE, E_REVERSE, E_QUOTE, E_ESCAPE_EXPAND, E_UPPER, E_LOWER, E_FILES, E_PROMPT, E_RE_ESCAPE, E_VAL_ESCAPE, E_REPLACE, E_SIZE, E_SORT_DEPENDS, E_RESOLVE_DEPENDS, E_ENUMERATE_VARS, E_SHADOWED, E_ABSOLUTE_PATH, E_RELATIVE_PATH, E_CLEAN_PATH, E_NATIVE_PATH, @@ -107,6 +107,7 @@ QHash qmake_expandFunctions() qmake_expand_functions->insert("find", E_FIND); qmake_expand_functions->insert("system", E_SYSTEM); qmake_expand_functions->insert("unique", E_UNIQUE); + qmake_expand_functions->insert("reverse", E_REVERSE); qmake_expand_functions->insert("quote", E_QUOTE); qmake_expand_functions->insert("escape_expand", E_ESCAPE_EXPAND); qmake_expand_functions->insert("upper", E_UPPER); @@ -2466,6 +2467,17 @@ QMakeProject::doProjectExpand(QString func, QList args_list, } } break; } + case E_REVERSE: + if (args.count() != 1) { + fprintf(stderr, "%s:%d reverse(var) requires one argument.\n", + parser.file.toLatin1().constData(), parser.line_no); + } else { + QStringList var = values(args.first(), place); + for (int i = 0; i < var.size() / 2; i++) + var.swap(i, var.size() - i - 1); + ret += var; + } + break; case E_QUOTE: ret = args; break; diff --git a/tests/auto/tools/qmake/testdata/functions/functions.pro b/tests/auto/tools/qmake/testdata/functions/functions.pro index 5fcfd8c..9ec2ffe 100644 --- a/tests/auto/tools/qmake/testdata/functions/functions.pro +++ b/tests/auto/tools/qmake/testdata/functions/functions.pro @@ -144,3 +144,5 @@ win32: \ else: \ out = "'some nasty\" path\\'" testReplace($$shell_quote($$in), $$out, "shell_quote") + +testReplace($$reverse($$list(one two three)), three two one, "reverse") -- 2.7.4