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Marked all fmt + va_list functions with format attribute so GCC/Clang can warn about them. Not ignoring -Wsuggest-attribute=format anymore for GCC/Clang.

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This commit is contained in:
omar 2017-08-25 16:10:14 +08:00
parent 40f608ce9b
commit 37f3a718c6
4 changed files with 48 additions and 45 deletions
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1
imgui.cpp
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@ -582,7 +582,6 @@
#pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value #pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value
#pragma GCC diagnostic ignored "-Wcast-qual" // warning: cast from type 'xxxx' to type 'xxxx' casts away qualifiers #pragma GCC diagnostic ignored "-Wcast-qual" // warning: cast from type 'xxxx' to type 'xxxx' casts away qualifiers
#pragma GCC diagnostic ignored "-Wformat-nonliteral" // warning: format not a string literal, format string not checked #pragma GCC diagnostic ignored "-Wformat-nonliteral" // warning: format not a string literal, format string not checked
#pragma GCC diagnostic ignored "-Wsuggest-attribute=format"
#endif #endif
//------------------------------------------------------------------------- //-------------------------------------------------------------------------

70
imgui.h
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@ -31,9 +31,11 @@
// Some compilers support applying printf-style warnings to user functions. // Some compilers support applying printf-style warnings to user functions.
#if defined(__clang__) || defined(__GNUC__) #if defined(__clang__) || defined(__GNUC__)
#define IM_PRINTFARGS(FMT) __attribute__((format(printf, FMT, (FMT+1)))) #define IM_FMTARGS(FMT) __attribute__((format(printf, FMT, FMT+1)))
#define IM_FMTLIST(FMT) __attribute__((format(printf, FMT, 0)))
#else #else
#define IM_PRINTFARGS(FMT) #define IM_FMTARGS(FMT)
#define IM_FMTLIST(FMT)
#endif #endif
#if defined(__clang__) #if defined(__clang__)
@ -242,34 +244,36 @@ namespace ImGui
IMGUI_API int GetColumnsCount(); IMGUI_API int GetColumnsCount();
// ID scopes // ID scopes
// If you are creating widgets in a loop you most likely want to push a unique identifier so ImGui can differentiate them. // If you are creating widgets in a loop you most likely want to push a unique identifier (e.g. object pointer, loop index) so ImGui can differentiate them.
// You can also use the "##foobar" syntax within widget label to distinguish them from each others. Read "A primer on the use of labels/IDs" in the FAQ for more details. // You can also use the "##foobar" syntax within widget label to distinguish them from each others. Read "A primer on the use of labels/IDs" in the FAQ for more details.
IMGUI_API void PushID(const char* str_id); // push identifier into the ID stack. IDs are hash of the *entire* stack! IMGUI_API void PushID(const char* str_id); // push identifier into the ID stack. IDs are hash of the entire stack!
IMGUI_API void PushID(const char* str_id_begin, const char* str_id_end); IMGUI_API void PushID(const char* str_id_begin, const char* str_id_end);
IMGUI_API void PushID(const void* ptr_id); IMGUI_API void PushID(const void* ptr_id);
IMGUI_API void PushID(int int_id); IMGUI_API void PushID(int int_id);
IMGUI_API void PopID(); IMGUI_API void PopID();
IMGUI_API ImGuiID GetID(const char* str_id); // calculate unique ID (hash of whole ID stack + given parameter). useful if you want to query into ImGuiStorage yourself IMGUI_API ImGuiID GetID(const char* str_id); // calculate unique ID (hash of whole ID stack + given parameter). e.g. if you want to query into ImGuiStorage yourself
IMGUI_API ImGuiID GetID(const char* str_id_begin, const char* str_id_end); IMGUI_API ImGuiID GetID(const char* str_id_begin, const char* str_id_end);
IMGUI_API ImGuiID GetID(const void* ptr_id); IMGUI_API ImGuiID GetID(const void* ptr_id);
// Widgets // Widgets: Text
IMGUI_API void Text(const char* fmt, ...) IM_PRINTFARGS(1); IMGUI_API void TextUnformatted(const char* text, const char* text_end = NULL); // doesn't require null terminated string if 'text_end' is specified. no copy done, no limits, recommended for long chunks of text
IMGUI_API void TextV(const char* fmt, va_list args); IMGUI_API void Text(const char* fmt, ...) IM_FMTARGS(1); // simple formatted text
IMGUI_API void TextColored(const ImVec4& col, const char* fmt, ...) IM_PRINTFARGS(2); // shortcut for PushStyleColor(ImGuiCol_Text, col); Text(fmt, ...); PopStyleColor(); IMGUI_API void TextV(const char* fmt, va_list args) IM_FMTLIST(1);
IMGUI_API void TextColoredV(const ImVec4& col, const char* fmt, va_list args); IMGUI_API void TextColored(const ImVec4& col, const char* fmt, ...) IM_FMTARGS(2); // shortcut for PushStyleColor(ImGuiCol_Text, col); Text(fmt, ...); PopStyleColor();
IMGUI_API void TextDisabled(const char* fmt, ...) IM_PRINTFARGS(1); // shortcut for PushStyleColor(ImGuiCol_Text, style.Colors[ImGuiCol_TextDisabled]); Text(fmt, ...); PopStyleColor(); IMGUI_API void TextColoredV(const ImVec4& col, const char* fmt, va_list args) IM_FMTLIST(2);
IMGUI_API void TextDisabledV(const char* fmt, va_list args); IMGUI_API void TextDisabled(const char* fmt, ...) IM_FMTARGS(1); // shortcut for PushStyleColor(ImGuiCol_Text, style.Colors[ImGuiCol_TextDisabled]); Text(fmt, ...); PopStyleColor();
IMGUI_API void TextWrapped(const char* fmt, ...) IM_PRINTFARGS(1); // shortcut for PushTextWrapPos(0.0f); Text(fmt, ...); PopTextWrapPos();. Note that this won't work on an auto-resizing window if there's no other widgets to extend the window width, yoy may need to set a size using SetNextWindowSize(). IMGUI_API void TextDisabledV(const char* fmt, va_list args) IM_FMTLIST(1);
IMGUI_API void TextWrappedV(const char* fmt, va_list args); IMGUI_API void TextWrapped(const char* fmt, ...) IM_FMTARGS(1); // shortcut for PushTextWrapPos(0.0f); Text(fmt, ...); PopTextWrapPos();. Note that this won't work on an auto-resizing window if there's no other widgets to extend the window width, yoy may need to set a size using SetNextWindowSize().
IMGUI_API void TextUnformatted(const char* text, const char* text_end = NULL); // doesn't require null terminated string if 'text_end' is specified. no copy done to any bounded stack buffer, recommended for long chunks of text IMGUI_API void TextWrappedV(const char* fmt, va_list args) IM_FMTLIST(1);
IMGUI_API void LabelText(const char* label, const char* fmt, ...) IM_PRINTFARGS(2); // display text+label aligned the same way as value+label widgets IMGUI_API void LabelText(const char* label, const char* fmt, ...) IM_FMTARGS(2); // display text+label aligned the same way as value+label widgets
IMGUI_API void LabelTextV(const char* label, const char* fmt, va_list args); IMGUI_API void LabelTextV(const char* label, const char* fmt, va_list args) IM_FMTLIST(2);
IMGUI_API void BulletText(const char* fmt, ...) IM_FMTARGS(1); // shortcut for Bullet()+Text()
IMGUI_API void BulletTextV(const char* fmt, va_list args) IM_FMTLIST(1);
IMGUI_API void Bullet(); // draw a small circle and keep the cursor on the same line. advance cursor x position by GetTreeNodeToLabelSpacing(), same distance that TreeNode() uses IMGUI_API void Bullet(); // draw a small circle and keep the cursor on the same line. advance cursor x position by GetTreeNodeToLabelSpacing(), same distance that TreeNode() uses
IMGUI_API void BulletText(const char* fmt, ...) IM_PRINTFARGS(1); // shortcut for Bullet()+Text()
IMGUI_API void BulletTextV(const char* fmt, va_list args); // Widgets: Main
IMGUI_API bool Button(const char* label, const ImVec2& size = ImVec2(0,0)); // button IMGUI_API bool Button(const char* label, const ImVec2& size = ImVec2(0,0)); // button
IMGUI_API bool SmallButton(const char* label); // button with FramePadding=(0,0) to easily embed in text IMGUI_API bool SmallButton(const char* label); // button with FramePadding=(0,0) to easily embed within text
IMGUI_API bool InvisibleButton(const char* str_id, const ImVec2& size); IMGUI_API bool InvisibleButton(const char* str_id, const ImVec2& size);
IMGUI_API void Image(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), const ImVec4& tint_col = ImVec4(1,1,1,1), const ImVec4& border_col = ImVec4(0,0,0,0)); IMGUI_API void Image(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), const ImVec4& tint_col = ImVec4(1,1,1,1), const ImVec4& border_col = ImVec4(0,0,0,0));
IMGUI_API bool ImageButton(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), int frame_padding = -1, const ImVec4& bg_col = ImVec4(0,0,0,0), const ImVec4& tint_col = ImVec4(1,1,1,1)); // <0 frame_padding uses default frame padding settings. 0 for no padding IMGUI_API bool ImageButton(ImTextureID user_texture_id, const ImVec2& size, const ImVec2& uv0 = ImVec2(0,0), const ImVec2& uv1 = ImVec2(1,1), int frame_padding = -1, const ImVec4& bg_col = ImVec4(0,0,0,0), const ImVec4& tint_col = ImVec4(1,1,1,1)); // <0 frame_padding uses default frame padding settings. 0 for no padding
@ -335,15 +339,15 @@ namespace ImGui
// Widgets: Trees // Widgets: Trees
IMGUI_API bool TreeNode(const char* label); // if returning 'true' the node is open and the tree id is pushed into the id stack. user is responsible for calling TreePop(). IMGUI_API bool TreeNode(const char* label); // if returning 'true' the node is open and the tree id is pushed into the id stack. user is responsible for calling TreePop().
IMGUI_API bool TreeNode(const char* str_id, const char* fmt, ...) IM_PRINTFARGS(2); // read the FAQ about why and how to use ID. to align arbitrary text at the same level as a TreeNode() you can use Bullet(). IMGUI_API bool TreeNode(const char* str_id, const char* fmt, ...) IM_FMTARGS(2); // read the FAQ about why and how to use ID. to align arbitrary text at the same level as a TreeNode() you can use Bullet().
IMGUI_API bool TreeNode(const void* ptr_id, const char* fmt, ...) IM_PRINTFARGS(2); // " IMGUI_API bool TreeNode(const void* ptr_id, const char* fmt, ...) IM_FMTARGS(2); // "
IMGUI_API bool TreeNodeV(const char* str_id, const char* fmt, va_list args); // " IMGUI_API bool TreeNodeV(const char* str_id, const char* fmt, va_list args) IM_FMTLIST(2);
IMGUI_API bool TreeNodeV(const void* ptr_id, const char* fmt, va_list args); // " IMGUI_API bool TreeNodeV(const void* ptr_id, const char* fmt, va_list args) IM_FMTLIST(2);
IMGUI_API bool TreeNodeEx(const char* label, ImGuiTreeNodeFlags flags = 0); IMGUI_API bool TreeNodeEx(const char* label, ImGuiTreeNodeFlags flags = 0);
IMGUI_API bool TreeNodeEx(const char* str_id, ImGuiTreeNodeFlags flags, const char* fmt, ...) IM_PRINTFARGS(3); IMGUI_API bool TreeNodeEx(const char* str_id, ImGuiTreeNodeFlags flags, const char* fmt, ...) IM_FMTARGS(3);
IMGUI_API bool TreeNodeEx(const void* ptr_id, ImGuiTreeNodeFlags flags, const char* fmt, ...) IM_PRINTFARGS(3); IMGUI_API bool TreeNodeEx(const void* ptr_id, ImGuiTreeNodeFlags flags, const char* fmt, ...) IM_FMTARGS(3);
IMGUI_API bool TreeNodeExV(const char* str_id, ImGuiTreeNodeFlags flags, const char* fmt, va_list args); IMGUI_API bool TreeNodeExV(const char* str_id, ImGuiTreeNodeFlags flags, const char* fmt, va_list args) IM_FMTLIST(3);
IMGUI_API bool TreeNodeExV(const void* ptr_id, ImGuiTreeNodeFlags flags, const char* fmt, va_list args); IMGUI_API bool TreeNodeExV(const void* ptr_id, ImGuiTreeNodeFlags flags, const char* fmt, va_list args) IM_FMTLIST(3);
IMGUI_API void TreePush(const char* str_id = NULL); // ~ Indent()+PushId(). Already called by TreeNode() when returning true, but you can call Push/Pop yourself for layout purpose IMGUI_API void TreePush(const char* str_id = NULL); // ~ Indent()+PushId(). Already called by TreeNode() when returning true, but you can call Push/Pop yourself for layout purpose
IMGUI_API void TreePush(const void* ptr_id = NULL); // " IMGUI_API void TreePush(const void* ptr_id = NULL); // "
IMGUI_API void TreePop(); // ~ Unindent()+PopId() IMGUI_API void TreePop(); // ~ Unindent()+PopId()
@ -369,8 +373,8 @@ namespace ImGui
IMGUI_API void Value(const char* prefix, float v, const char* float_format = NULL); IMGUI_API void Value(const char* prefix, float v, const char* float_format = NULL);
// Tooltips // Tooltips
IMGUI_API void SetTooltip(const char* fmt, ...) IM_PRINTFARGS(1); // set text tooltip under mouse-cursor, typically use with ImGui::IsItemHovered(). overidde any previous call to SetTooltip(). IMGUI_API void SetTooltip(const char* fmt, ...) IM_FMTARGS(1); // set text tooltip under mouse-cursor, typically use with ImGui::IsItemHovered(). overidde any previous call to SetTooltip().
IMGUI_API void SetTooltipV(const char* fmt, va_list args); IMGUI_API void SetTooltipV(const char* fmt, va_list args) IM_FMTLIST(1);
IMGUI_API void BeginTooltip(); // begin/append a tooltip window. to create full-featured tooltip (with any kind of contents). IMGUI_API void BeginTooltip(); // begin/append a tooltip window. to create full-featured tooltip (with any kind of contents).
IMGUI_API void EndTooltip(); IMGUI_API void EndTooltip();
@ -401,7 +405,7 @@ namespace ImGui
IMGUI_API void LogToClipboard(int max_depth = -1); // start logging to OS clipboard IMGUI_API void LogToClipboard(int max_depth = -1); // start logging to OS clipboard
IMGUI_API void LogFinish(); // stop logging (close file, etc.) IMGUI_API void LogFinish(); // stop logging (close file, etc.)
IMGUI_API void LogButtons(); // helper to display buttons for logging to tty/file/clipboard IMGUI_API void LogButtons(); // helper to display buttons for logging to tty/file/clipboard
IMGUI_API void LogText(const char* fmt, ...) IM_PRINTFARGS(1); // pass text data straight to log (without being displayed) IMGUI_API void LogText(const char* fmt, ...) IM_FMTARGS(1); // pass text data straight to log (without being displayed)
// Clipping // Clipping
IMGUI_API void PushClipRect(const ImVec2& clip_rect_min, const ImVec2& clip_rect_max, bool intersect_with_current_clip_rect); IMGUI_API void PushClipRect(const ImVec2& clip_rect_min, const ImVec2& clip_rect_max, bool intersect_with_current_clip_rect);
@ -996,8 +1000,8 @@ struct ImGuiTextBuffer
bool empty() { return Buf.Size <= 1; } bool empty() { return Buf.Size <= 1; }
void clear() { Buf.clear(); Buf.push_back(0); } void clear() { Buf.clear(); Buf.push_back(0); }
const char* c_str() const { return Buf.Data; } const char* c_str() const { return Buf.Data; }
IMGUI_API void append(const char* fmt, ...) IM_PRINTFARGS(2); IMGUI_API void append(const char* fmt, ...) IM_FMTARGS(2);
IMGUI_API void appendv(const char* fmt, va_list args); IMGUI_API void appendv(const char* fmt, va_list args) IM_FMTLIST(2);
}; };
// Helper: Simple Key->value storage // Helper: Simple Key->value storage

4
imgui_demo.cpp
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@ -2298,7 +2298,7 @@ struct ExampleAppConsole
ScrollToBottom = true; ScrollToBottom = true;
} }
void AddLog(const char* fmt, ...) IM_PRINTFARGS(2) void AddLog(const char* fmt, ...) IM_FMTARGS(2)
{ {
char buf[1024]; char buf[1024];
va_list args; va_list args;
@ -2560,7 +2560,7 @@ struct ExampleAppLog
void Clear() { Buf.clear(); LineOffsets.clear(); } void Clear() { Buf.clear(); LineOffsets.clear(); }
void AddLog(const char* fmt, ...) IM_PRINTFARGS(2) void AddLog(const char* fmt, ...) IM_FMTARGS(2)
{ {
int old_size = Buf.size(); int old_size = Buf.size();
va_list args; va_list args;

4
imgui_internal.h
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@ -109,8 +109,8 @@ IMGUI_API char* ImStrdup(const char* str);
IMGUI_API int ImStrlenW(const ImWchar* str); IMGUI_API int ImStrlenW(const ImWchar* str);
IMGUI_API const ImWchar*ImStrbolW(const ImWchar* buf_mid_line, const ImWchar* buf_begin); // Find beginning-of-line IMGUI_API const ImWchar*ImStrbolW(const ImWchar* buf_mid_line, const ImWchar* buf_begin); // Find beginning-of-line
IMGUI_API const char* ImStristr(const char* haystack, const char* haystack_end, const char* needle, const char* needle_end); IMGUI_API const char* ImStristr(const char* haystack, const char* haystack_end, const char* needle, const char* needle_end);
IMGUI_API int ImFormatString(char* buf, int buf_size, const char* fmt, ...) IM_PRINTFARGS(3); IMGUI_API int ImFormatString(char* buf, int buf_size, const char* fmt, ...) IM_FMTARGS(3);
IMGUI_API int ImFormatStringV(char* buf, int buf_size, const char* fmt, va_list args); IMGUI_API int ImFormatStringV(char* buf, int buf_size, const char* fmt, va_list args) IM_FMTLIST(3);
// Helpers: Math // Helpers: Math
// We are keeping those not leaking to the user by default, in the case the user has implicit cast operators between ImVec2 and its own types (when IM_VEC2_CLASS_EXTRA is defined) // We are keeping those not leaking to the user by default, in the case the user has implicit cast operators between ImVec2 and its own types (when IM_VEC2_CLASS_EXTRA is defined)