8000 Properly hide __has_include to support C++<17 compilers. · matplotlib/matplotlib@dea5106 · GitHub
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Properly hide __has_include to support C++<17 compilers.
1 parent 765d452 commit dea5106

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2 files changed

+26
-30
lines changed

2 files changed

+26
-30
lines changed

‎src/checkdep_freetype2.c

Lines changed: 17 additions & 19 deletions
Original file line numberDiff line numberDiff line change
@@ -1,23 +1,21 @@
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#if defined __has_include && ! __has_include(<ft2build.h>)
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#error "FreeType version 2.3 or higher is required. \
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You may set the MPLLOCALFREETYPE environment variable to 1 to let \
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Matplotlib download it."
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#else
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#define XSTR(x) STR(x)
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#define STR(x) #x
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#pragma message(&qu 8000 ot;Compiling with FreeType version " \
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XSTR(FREETYPE_MAJOR) "." XSTR(FREETYPE_MINOR) "." XSTR(FREETYPE_PATCH) ".")
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#if FREETYPE_MAJOR << 16 + FREETYPE_MINOR << 8 + FREETYPE_PATCH < 0x020300
1+
#ifdef __has_include
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#if !__has_include(<ft2build.h>)
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#error "FreeType version 2.3 or higher is required. \
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You may set the MPLLOCALFREETYPE environment variable to 1 to let \
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Matplotlib download it."
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You may set the MPLLOCALFREETYPE environment variable to 1 to let Matplotlib \
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download it."
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#endif
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#endif
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#define XSTR(x) STR(x)
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#define STR(x) #x
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#pragma message("Compiling with FreeType version " \
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XSTR(FREETYPE_MAJOR) "." XSTR(FREETYPE_MINOR) "." XSTR(FREETYPE_PATCH) ".")
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#if FREETYPE_MAJOR << 16 + FREETYPE_MINOR << 8 + FREETYPE_PATCH < 0x020300
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#error "FreeType version 2.3 or higher is required. \
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You may set the MPLLOCALFREETYPE environment variable to 1 to let Matplotlib \
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download it."
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#endif

‎src/checkdep_libpng.c

Lines changed: 9 additions & 11 deletions
Original file line numberDiff line numberDiff line change
@@ -1,19 +1,17 @@
1-
#if defined __has_include && ! __has_include(<png.h>)
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#error "libpng version 1.2 or higher is required. \
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#ifdef __has_include
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#if !__has_include(<png.h>)
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#error "libpng version 1.2 or higher is required. \
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Consider installing it with e.g. 'conda install libpng', \
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'apt install libpng12-dev', 'dnf install libpng-devel', or \
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'brew install libpng'."
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#endif
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#endif
79

8-
#else
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#include <png.h>
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#pragma message("Compiling with libpng version " PNG_LIBPNG_VER_STRING ".")
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#if PNG_LIBPNG_VER < 10200
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#error "libpng version 1.2 or higher is required. \
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#include <png.h>
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#pragma message("Compiling with libpng version " PNG_LIBPNG_VER_STRING ".")
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#if PNG_LIBPNG_VER < 10200
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#error "libpng version 1.2 or higher is required. \
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Consider installing it with e.g. 'conda install libpng', \
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'apt install libpng12-dev', 'dnf install libpng-devel', or \
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'brew install libpng'."
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#endif
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#endif

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